diff options
Diffstat (limited to 'arch/arm')
46 files changed, 10828 insertions, 4660 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index ac1bef1797e6..a34cc03e727f 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -476,6 +476,7 @@ config ARCH_DAVINCI config ARCH_OMAP bool "TI OMAP" select GENERIC_GPIO + select HAVE_GPIO_LIB select GENERIC_TIME select GENERIC_CLOCKEVENTS help diff --git a/arch/arm/common/it8152.c b/arch/arm/common/it8152.c index 538262241483..5fe9588db077 100644 --- a/arch/arm/common/it8152.c +++ b/arch/arm/common/it8152.c @@ -120,6 +120,7 @@ void it8152_irq_demux(unsigned int irq, struct irq_desc *desc) time, when they all three were 0. */ bits_pd = __raw_readl(IT8152_INTC_PDCNIRR); bits_lp = __raw_readl(IT8152_INTC_LPCNIRR); + bits_ld = __raw_readl(IT8152_INTC_LDCNIRR); if (!(bits_ld | bits_lp | bits_pd)) return; } @@ -133,14 +134,14 @@ void it8152_irq_demux(unsigned int irq, struct irq_desc *desc) bits_lp &= ((1 << IT8152_LP_IRQ_COUNT) - 1); while (bits_lp) { - i = __ffs(bits_pd); + i = __ffs(bits_lp); it8152_irq(IT8152_LP_IRQ(i)); bits_lp &= ~(1 << i); } bits_ld &= ((1 << IT8152_LD_IRQ_COUNT) - 1); while (bits_ld) { - i = __ffs(bits_pd); + i = __ffs(bits_ld); it8152_irq(IT8152_LD_IRQ(i)); bits_ld &= ~(1 << i); } diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S index 95f1c121cb30..30a67a5a40a8 100644 --- a/arch/arm/kernel/calls.S +++ b/arch/arm/kernel/calls.S @@ -336,7 +336,7 @@ CALL(sys_mknodat) /* 325 */ CALL(sys_fchownat) CALL(sys_futimesat) - CALL(sys_fstatat64) + CALL(ABI(sys_fstatat64, sys_oabi_fstatat64)) CALL(sys_unlinkat) CALL(sys_renameat) /* 330 */ CALL(sys_linkat) diff --git a/arch/arm/kernel/sys_oabi-compat.c b/arch/arm/kernel/sys_oabi-compat.c index e8b98046895b..96ab5f52949c 100644 --- a/arch/arm/kernel/sys_oabi-compat.c +++ b/arch/arm/kernel/sys_oabi-compat.c @@ -25,6 +25,7 @@ * sys_stat64: * sys_lstat64: * sys_fstat64: + * sys_fstatat64: * * struct stat64 has different sizes and some members are shifted * Compatibility wrappers are needed for them and provided below. @@ -169,6 +170,29 @@ asmlinkage long sys_oabi_fstat64(unsigned long fd, return error; } +asmlinkage long sys_oabi_fstatat64(int dfd, + char __user *filename, + struct oldabi_stat64 __user *statbuf, + int flag) +{ + struct kstat stat; + int error = -EINVAL; + + if ((flag & ~AT_SYMLINK_NOFOLLOW) != 0) + goto out; + + if (flag & AT_SYMLINK_NOFOLLOW) + error = vfs_lstat_fd(dfd, filename, &stat); + else + error = vfs_stat_fd(dfd, filename, &stat); + + if (!error) + error = cp_oldabi_stat64(&stat, statbuf); + +out: + return error; +} + struct oabi_flock64 { short l_type; short l_whence; diff --git a/arch/arm/mach-omap1/Makefile b/arch/arm/mach-omap1/Makefile index 015a66b3ca8e..c06f5254c0f3 100644 --- a/arch/arm/mach-omap1/Makefile +++ b/arch/arm/mach-omap1/Makefile @@ -5,7 +5,8 @@ # Common support obj-y := io.o id.o clock.o irq.o mux.o serial.o devices.o -obj-$(CONFIG_OMAP_MPU_TIMER) += time.o +obj-$(CONFIG_OMAP_MPU_TIMER) += time.o +obj-$(CONFIG_OMAP_32K_TIMER) += timer32k.o # Power Management obj-$(CONFIG_PM) += pm.o sleep.o diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c index 5279e35a8aec..4f9baba7d893 100644 --- a/arch/arm/mach-omap1/board-osk.c +++ b/arch/arm/mach-omap1/board-osk.c @@ -32,6 +32,7 @@ #include <linux/interrupt.h> #include <linux/irq.h> #include <linux/i2c.h> +#include <linux/leds.h> #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> @@ -183,11 +184,80 @@ static struct platform_device *osk5912_devices[] __initdata = { &osk5912_mcbsp1_device, }; +static struct gpio_led tps_leds[] = { + /* NOTE: D9 and D2 have hardware blink support. + * Also, D9 requires non-battery power. + */ + { .gpio = OSK_TPS_GPIO_LED_D9, .name = "d9", }, + { .gpio = OSK_TPS_GPIO_LED_D2, .name = "d2", }, + { .gpio = OSK_TPS_GPIO_LED_D3, .name = "d3", .active_low = 1, + .default_trigger = "heartbeat", }, +}; + +static struct gpio_led_platform_data tps_leds_data = { + .num_leds = 3, + .leds = tps_leds, +}; + +static struct platform_device osk5912_tps_leds = { + .name = "leds-gpio", + .id = 0, + .dev.platform_data = &tps_leds_data, +}; + +static int osk_tps_setup(struct i2c_client *client, void *context) +{ + /* Set GPIO 1 HIGH to disable VBUS power supply; + * OHCI driver powers it up/down as needed. + */ + gpio_request(OSK_TPS_GPIO_USB_PWR_EN, "n_vbus_en"); + gpio_direction_output(OSK_TPS_GPIO_USB_PWR_EN, 1); + + /* Set GPIO 2 high so LED D3 is off by default */ + tps65010_set_gpio_out_value(GPIO2, HIGH); + + /* Set GPIO 3 low to take ethernet out of reset */ + gpio_request(OSK_TPS_GPIO_LAN_RESET, "smc_reset"); + gpio_direction_output(OSK_TPS_GPIO_LAN_RESET, 0); + + /* GPIO4 is VDD_DSP */ + gpio_request(OSK_TPS_GPIO_DSP_PWR_EN, "dsp_power"); + gpio_direction_output(OSK_TPS_GPIO_DSP_PWR_EN, 1); + /* REVISIT if DSP support isn't configured, power it off ... */ + + /* Let LED1 (D9) blink; leds-gpio may override it */ + tps65010_set_led(LED1, BLINK); + + /* Set LED2 off by default */ + tps65010_set_led(LED2, OFF); + + /* Enable LOW_PWR handshake */ + tps65010_set_low_pwr(ON); + + /* Switch VLDO2 to 3.0V for AIC23 */ + tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V + | TPS_LDO1_ENABLE); + + /* register these three LEDs */ + osk5912_tps_leds.dev.parent = &client->dev; + platform_device_register(&osk5912_tps_leds); + + return 0; +} + +static struct tps65010_board tps_board = { + .base = OSK_TPS_GPIO_BASE, + .outmask = 0x0f, + .setup = osk_tps_setup, +}; + static struct i2c_board_info __initdata osk_i2c_board_info[] = { { I2C_BOARD_INFO("tps65010", 0x48), .type = "tps65010", .irq = OMAP_GPIO_IRQ(OMAP_MPUIO(1)), + .platform_data = &tps_board, + }, /* TODO when driver support is ready: * - aic23 audio chip at 0x1a @@ -198,7 +268,7 @@ static struct i2c_board_info __initdata osk_i2c_board_info[] = { static void __init osk_init_smc91x(void) { - if ((omap_request_gpio(0)) < 0) { + if ((gpio_request(0, "smc_irq")) < 0) { printk("Error requesting gpio 0 for smc91x irq\n"); return; } @@ -210,7 +280,7 @@ static void __init osk_init_smc91x(void) static void __init osk_init_cf(void) { omap_cfg_reg(M7_1610_GPIO62); - if ((omap_request_gpio(62)) < 0) { + if ((gpio_request(62, "cf_irq")) < 0) { printk("Error requesting gpio 62 for CF irq\n"); return; } @@ -334,7 +404,7 @@ static struct platform_device *mistral_devices[] __initdata = { static int mistral_get_pendown_state(void) { - return !omap_get_gpio_datain(4); + return !gpio_get_value(4); } static const struct ads7846_platform_data mistral_ts_info = { @@ -396,25 +466,31 @@ static void __init osk_mistral_init(void) omap_cfg_reg(W14_1610_CCP_DATAP); /* CAM_PWDN */ - if (omap_request_gpio(11) == 0) { + if (gpio_request(11, "cam_pwdn") == 0) { omap_cfg_reg(N20_1610_GPIO11); - omap_set_gpio_direction(11, 0 /* out */); - omap_set_gpio_dataout(11, 0 /* off */); + gpio_direction_output(11, 0); } else pr_debug("OSK+Mistral: CAM_PWDN is awol\n"); /* omap_cfg_reg(P19_1610_GPIO6); */ /* BUSY */ + gpio_request(6, "ts_busy"); + gpio_direction_input(6); + omap_cfg_reg(P20_1610_GPIO4); /* PENIRQ */ + gpio_request(4, "ts_int"); + gpio_direction_input(4); set_irq_type(OMAP_GPIO_IRQ(4), IRQT_FALLING); + spi_register_board_info(mistral_boardinfo, ARRAY_SIZE(mistral_boardinfo)); /* the sideways button (SW1) is for use as a "wakeup" button */ omap_cfg_reg(N15_1610_MPUIO2); - if (omap_request_gpio(OMAP_MPUIO(2)) == 0) { + if (gpio_request(OMAP_MPUIO(2), "wakeup") == 0) { int ret = 0; - omap_set_gpio_direction(OMAP_MPUIO(2), 1); + + gpio_direction_input(OMAP_MPUIO(2)); set_irq_type(OMAP_GPIO_IRQ(OMAP_MPUIO(2)), IRQT_RISING); #ifdef CONFIG_PM /* share the IRQ in case someone wants to use the @@ -425,7 +501,7 @@ static void __init osk_mistral_init(void) IRQF_SHARED, "mistral_wakeup", &osk_mistral_wake_interrupt); if (ret != 0) { - omap_free_gpio(OMAP_MPUIO(2)); + gpio_free(OMAP_MPUIO(2)); printk(KERN_ERR "OSK+Mistral: no wakeup irq, %d?\n", ret); } else @@ -438,10 +514,8 @@ static void __init osk_mistral_init(void) * board, like the touchscreen, EEPROM, and wakeup (!) switch. */ omap_cfg_reg(PWL); - if (omap_request_gpio(2) == 0) { - omap_set_gpio_direction(2, 0 /* out */); - omap_set_gpio_dataout(2, 1 /* on */); - } + if (gpio_request(2, "lcd_pwr") == 0) + gpio_direction_output(2, 1); platform_add_devices(mistral_devices, ARRAY_SIZE(mistral_devices)); } @@ -484,44 +558,6 @@ static void __init osk_map_io(void) omap1_map_common_io(); } -#ifdef CONFIG_TPS65010 -static int __init osk_tps_init(void) -{ - if (!machine_is_omap_osk()) - return 0; - - /* Let LED1 (D9) blink */ - tps65010_set_led(LED1, BLINK); - - /* Disable LED 2 (D2) */ - tps65010_set_led(LED2, OFF); - - /* Set GPIO 1 HIGH to disable VBUS power supply; - * OHCI driver powers it up/down as needed. - */ - tps65010_set_gpio_out_value(GPIO1, HIGH); - - /* Set GPIO 2 low to turn on LED D3 */ - tps65010_set_gpio_out_value(GPIO2, HIGH); - - /* Set GPIO 3 low to take ethernet out of reset */ - tps65010_set_gpio_out_value(GPIO3, LOW); - - /* gpio4 for VDD_DSP */ - /* FIXME send power to DSP iff it's configured */ - - /* Enable LOW_PWR */ - tps65010_set_low_pwr(ON); - - /* Switch VLDO2 to 3.0V for AIC23 */ - tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V - | TPS_LDO1_ENABLE); - - return 0; -} -fs_initcall(osk_tps_init); -#endif - MACHINE_START(OMAP_OSK, "TI-OSK") /* Maintainer: Dirk Behme <dirk.behme@de.bosch.com> */ .phys_io = 0xfff00000, diff --git a/arch/arm/mach-omap1/leds-osk.c b/arch/arm/mach-omap1/leds-osk.c index 026685ed461a..754383dde807 100644 --- a/arch/arm/mach-omap1/leds-osk.c +++ b/arch/arm/mach-omap1/leds-osk.c @@ -1,11 +1,9 @@ /* * linux/arch/arm/mach-omap1/leds-osk.c * - * LED driver for OSK, and optionally Mistral QVGA, boards + * LED driver for OSK with optional Mistral QVGA board */ #include <linux/init.h> -#include <linux/workqueue.h> -#include <linux/i2c/tps65010.h> #include <asm/hardware.h> #include <asm/leds.h> @@ -20,49 +18,11 @@ #define LED_STATE_CLAIMED (1 << 1) static u8 led_state; -#define GREEN_LED (1 << 0) /* TPS65010 LED1 */ -#define AMBER_LED (1 << 1) /* TPS65010 LED2 */ -#define RED_LED (1 << 2) /* TPS65010 GPIO2 */ #define TIMER_LED (1 << 3) /* Mistral board */ #define IDLE_LED (1 << 4) /* Mistral board */ static u8 hw_led_state; -/* TPS65010 leds are changed using i2c -- from a task context. - * Using one of these for the "idle" LED would be impractical... - */ -#define TPS_LEDS (GREEN_LED | RED_LED | AMBER_LED) - -static u8 tps_leds_change; - -static void tps_work(struct work_struct *unused) -{ - for (;;) { - u8 leds; - - local_irq_disable(); - leds = tps_leds_change; - tps_leds_change = 0; - local_irq_enable(); - - if (!leds) - break; - - /* careful: the set_led() value is on/off/blink */ - if (leds & GREEN_LED) - tps65010_set_led(LED1, !!(hw_led_state & GREEN_LED)); - if (leds & AMBER_LED) - tps65010_set_led(LED2, !!(hw_led_state & AMBER_LED)); - - /* the gpio led doesn't have that issue */ - if (leds & RED_LED) - tps65010_set_gpio_out_value(GPIO2, - !(hw_led_state & RED_LED)); - } -} - -static DECLARE_WORK(work, tps_work); - #ifdef CONFIG_OMAP_OSK_MISTRAL /* For now, all system indicators require the Mistral board, since that @@ -112,7 +72,6 @@ void osk_leds_event(led_event_t evt) case led_stop: led_state &= ~LED_STATE_ENABLED; hw_led_state = 0; - /* NOTE: work may still be pending!! */ break; case led_claim: @@ -145,48 +104,11 @@ void osk_leds_event(led_event_t evt) #endif /* CONFIG_OMAP_OSK_MISTRAL */ - /* "green" == tps LED1 (leftmost, normally power-good) - * works only with DC adapter, not on battery power! - */ - case led_green_on: - if (led_state & LED_STATE_CLAIMED) - hw_led_state |= GREEN_LED; - break; - case led_green_off: - if (led_state & LED_STATE_CLAIMED) - hw_led_state &= ~GREEN_LED; - break; - - /* "amber" == tps LED2 (middle) */ - case led_amber_on: - if (led_state & LED_STATE_CLAIMED) - hw_led_state |= AMBER_LED; - break; - case led_amber_off: - if (led_state & LED_STATE_CLAIMED) - hw_led_state &= ~AMBER_LED; - break; - - /* "red" == LED on tps gpio3 (rightmost) */ - case led_red_on: - if (led_state & LED_STATE_CLAIMED) - hw_led_state |= RED_LED; - break; - case led_red_off: - if (led_state & LED_STATE_CLAIMED) - hw_led_state &= ~RED_LED; - break; - default: break; } leds ^= hw_led_state; - leds &= TPS_LEDS; - if (leds && (led_state & LED_STATE_CLAIMED)) { - tps_leds_change |= leds; - schedule_work(&work); - } done: local_irq_restore(flags); diff --git a/arch/arm/mach-omap1/mux.c b/arch/arm/mach-omap1/mux.c index 52c70e5fcf65..e207bf7cb853 100644 --- a/arch/arm/mach-omap1/mux.c +++ b/arch/arm/mach-omap1/mux.c @@ -3,9 +3,9 @@ * * OMAP1 pin multiplexing configurations * - * Copyright (C) 2003 - 2005 Nokia Corporation + * Copyright (C) 2003 - 2008 Nokia Corporation * - * Written by Tony Lindgren <tony.lindgren@nokia.com> + * Written by Tony Lindgren * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -32,8 +32,10 @@ #ifdef CONFIG_OMAP_MUX +static struct omap_mux_cfg arch_mux_cfg; + #ifdef CONFIG_ARCH_OMAP730 -struct pin_config __initdata_or_module omap730_pins[] = { +static struct pin_config __initdata_or_module omap730_pins[] = { MUX_CFG_730("E2_730_KBR0", 12, 21, 0, 20, 1, 0) MUX_CFG_730("J7_730_KBR1", 12, 25, 0, 24, 1, 0) MUX_CFG_730("E1_730_KBR2", 12, 29, 0, 28, 1, 0) @@ -49,10 +51,14 @@ MUX_CFG_730("AA17_730_USB_DM", 2, 21, 0, 20, 0, 0) MUX_CFG_730("W16_730_USB_PU_EN", 2, 25, 0, 24, 0, 0) MUX_CFG_730("W17_730_USB_VBUSI", 2, 29, 0, 28, 0, 0) }; -#endif +#define OMAP730_PINS_SZ ARRAY_SIZE(omap730_pins) +#else +#define omap730_pins NULL +#define OMAP730_PINS_SZ 0 +#endif /* CONFIG_ARCH_OMAP730 */ #if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX) -struct pin_config __initdata_or_module omap1xxx_pins[] = { +static struct pin_config __initdata_or_module omap1xxx_pins[] = { /* * description mux mode mux pull pull pull pu_pd pu dbg * reg offset mode reg bit ena reg @@ -306,22 +312,136 @@ MUX_CFG("Y12_1610_CCP_CLKP", 8, 18, 6, 1, 24, 1, 1, 0, 0) MUX_CFG("W13_1610_CCP_CLKM", 9, 0, 6, 1, 28, 1, 1, 0, 0) MUX_CFG("W14_1610_CCP_DATAP", 9, 24, 6, 2, 4, 1, 2, 0, 0) MUX_CFG("Y14_1610_CCP_DATAM", 9, 21, 6, 2, 3, 1, 2, 0, 0) - }; +#define OMAP1XXX_PINS_SZ ARRAY_SIZE(omap1xxx_pins) +#else +#define omap1xxx_pins NULL +#define OMAP1XXX_PINS_SZ 0 #endif /* CONFIG_ARCH_OMAP15XX || CONFIG_ARCH_OMAP16XX */ -int __init omap1_mux_init(void) +int __init_or_module omap1_cfg_reg(const struct pin_config *cfg) { - -#ifdef CONFIG_ARCH_OMAP730 - omap_mux_register(omap730_pins, ARRAY_SIZE(omap730_pins)); + static DEFINE_SPINLOCK(mux_spin_lock); + unsigned long flags; + unsigned int reg_orig = 0, reg = 0, pu_pd_orig = 0, pu_pd = 0, + pull_orig = 0, pull = 0; + unsigned int mask, warn = 0; + + /* Check the mux register in question */ + if (cfg->mux_reg) { + unsigned tmp1, tmp2; + + spin_lock_irqsave(&mux_spin_lock, flags); + reg_orig = omap_readl(cfg->mux_reg); + + /* The mux registers always seem to be 3 bits long */ + mask = (0x7 << cfg->mask_offset); + tmp1 = reg_orig & mask; + reg = reg_orig & ~mask; + + tmp2 = (cfg->mask << cfg->mask_offset); + reg |= tmp2; + + if (tmp1 != tmp2) + warn = 1; + + omap_writel(reg, cfg->mux_reg); + spin_unlock_irqrestore(&mux_spin_lock, flags); + } + + /* Check for pull up or pull down selection on 1610 */ + if (!cpu_is_omap15xx()) { + if (cfg->pu_pd_reg && cfg->pull_val) { + spin_lock_irqsave(&mux_spin_lock, flags); + pu_pd_orig = omap_readl(cfg->pu_pd_reg); + mask = 1 << cfg->pull_bit; + + if (cfg->pu_pd_val) { + if (!(pu_pd_orig & mask)) + warn = 1; + /* Use pull up */ + pu_pd = pu_pd_orig | mask; + } else { + if (pu_pd_orig & mask) + warn = 1; + /* Use pull down */ + pu_pd = pu_pd_orig & ~mask; + } + omap_writel(pu_pd, cfg->pu_pd_reg); + spin_unlock_irqrestore(&mux_spin_lock, flags); + } + } + + /* Check for an associated pull down register */ + if (cfg->pull_reg) { + spin_lock_irqsave(&mux_spin_lock, flags); + pull_orig = omap_readl(cfg->pull_reg); + mask = 1 << cfg->pull_bit; + + if (cfg->pull_val) { + if (pull_orig & mask) + warn = 1; + /* Low bit = pull enabled */ + pull = pull_orig & ~mask; + } else { + if (!(pull_orig & mask)) + warn = 1; + /* High bit = pull disabled */ + pull = pull_orig | mask; + } + + omap_writel(pull, cfg->pull_reg); + spin_unlock_irqrestore(&mux_spin_lock, flags); + } + + if (warn) { +#ifdef CONFIG_OMAP_MUX_WARNINGS + printk(KERN_WARNING "MUX: initialized %s\n", cfg->name); #endif - -#if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX) - omap_mux_register(omap1xxx_pins, ARRAY_SIZE(omap1xxx_pins)); + } + +#ifdef CONFIG_OMAP_MUX_DEBUG + if (cfg->debug || warn) { + printk("MUX: Setting register %s\n", cfg->name); + printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n", + cfg->mux_reg_name, cfg->mux_reg, reg_orig, reg); + + if (!cpu_is_omap15xx()) { + if (cfg->pu_pd_reg && cfg->pull_val) { + printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n", + cfg->pu_pd_name, cfg->pu_pd_reg, + pu_pd_orig, pu_pd); + } + } + + if (cfg->pull_reg) + printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n", + cfg->pull_name, cfg->pull_reg, pull_orig, pull); + } #endif +#ifdef CONFIG_OMAP_MUX_ERRORS + return warn ? -ETXTBSY : 0; +#else return 0; +#endif +} + +int __init omap1_mux_init(void) +{ + if (cpu_is_omap730()) { + arch_mux_cfg.pins = omap730_pins; + arch_mux_cfg.size = OMAP730_PINS_SZ; + arch_mux_cfg.cfg_reg = omap1_cfg_reg; + } + + if (cpu_is_omap15xx() || cpu_is_omap16xx()) { + arch_mux_cfg.pins = omap1xxx_pins; + arch_mux_cfg.size = OMAP1XXX_PINS_SZ; + arch_mux_cfg.cfg_reg = omap1_cfg_reg; + } + + return omap_mux_register(&arch_mux_cfg); } #endif diff --git a/arch/arm/mach-omap1/time.c b/arch/arm/mach-omap1/time.c index a4f8b2055437..5d2b270935a2 100644 --- a/arch/arm/mach-omap1/time.c +++ b/arch/arm/mach-omap1/time.c @@ -56,37 +56,6 @@ #define OMAP_MPU_TIMER_BASE OMAP_MPU_TIMER1_BASE #define OMAP_MPU_TIMER_OFFSET 0x100 -/* cycles to nsec conversions taken from arch/i386/kernel/timers/timer_tsc.c, - * converted to use kHz by Kevin Hilman */ -/* convert from cycles(64bits) => nanoseconds (64bits) - * basic equation: - * ns = cycles / (freq / ns_per_sec) - * ns = cycles * (ns_per_sec / freq) - * ns = cycles * (10^9 / (cpu_khz * 10^3)) - * ns = cycles * (10^6 / cpu_khz) - * - * Then we use scaling math (suggested by george at mvista.com) to get: - * ns = cycles * (10^6 * SC / cpu_khz / SC - * ns = cycles * cyc2ns_scale / SC - * - * And since SC is a constant power of two, we can convert the div - * into a shift. - * -johnstul at us.ibm.com "math is hard, lets go shopping!" - */ -static unsigned long cyc2ns_scale; -#define CYC2NS_SCALE_FACTOR 10 /* 2^10, carefully chosen */ - -static inline void set_cyc2ns_scale(unsigned long cpu_khz) -{ - cyc2ns_scale = (1000000 << CYC2NS_SCALE_FACTOR)/cpu_khz; -} - -static inline unsigned long long cycles_2_ns(unsigned long long cyc) -{ - return (cyc * cyc2ns_scale) >> CYC2NS_SCALE_FACTOR; -} - - typedef struct { u32 cntl; /* CNTL_TIMER, R/W */ u32 load_tim; /* LOAD_TIM, W */ @@ -194,8 +163,6 @@ static struct irqaction omap_mpu_timer1_irq = { static __init void omap_init_mpu_timer(unsigned long rate) { - set_cyc2ns_scale(rate / 1000); - setup_irq(INT_TIMER1, &omap_mpu_timer1_irq); omap_mpu_timer_start(0, (rate / HZ) - 1, 1); @@ -260,22 +227,6 @@ static void __init omap_init_clocksource(unsigned long rate) printk(err, clocksource_mpu.name); } - -/* - * Scheduler clock - returns current time in nanosec units. - */ -unsigned long long sched_clock(void) -{ - unsigned long ticks = 0 - omap_mpu_timer_read(1); - unsigned long long ticks64; - - ticks64 = omap_mpu_timer2_overflows; - ticks64 <<= 32; - ticks64 |= ticks; - - return cycles_2_ns(ticks64); -} - /* * --------------------------------------------------------------------------- * Timer initialization diff --git a/arch/arm/plat-omap/timer32k.c b/arch/arm/mach-omap1/timer32k.c index ea76f1979a3d..fbbdb806c95a 100644 --- a/arch/arm/plat-omap/timer32k.c +++ b/arch/arm/mach-omap1/timer32k.c @@ -1,5 +1,5 @@ /* - * linux/arch/arm/plat-omap/timer32k.c + * linux/arch/arm/mach-omap1/timer32k.c * * OMAP 32K Timer * @@ -70,8 +70,6 @@ struct sys_timer omap_timer; #if defined(CONFIG_ARCH_OMAP16XX) #define TIMER_32K_SYNCHRONIZED 0xfffbc410 -#elif defined(CONFIG_ARCH_OMAP24XX) -#define TIMER_32K_SYNCHRONIZED (OMAP24XX_32KSYNCT_BASE + 0x10) #else #error OMAP 32KHz timer does not currently work on 15XX! #endif @@ -93,8 +91,6 @@ struct sys_timer omap_timer; #define JIFFIES_TO_HW_TICKS(nr_jiffies, clock_rate) \ (((nr_jiffies) * (clock_rate)) / HZ) -#if defined(CONFIG_ARCH_OMAP1) - static inline void omap_32k_timer_write(int val, int reg) { omap_writew(val, OMAP1_32K_TIMER_BASE + reg); @@ -120,30 +116,14 @@ static inline void omap_32k_timer_stop(void) #define omap_32k_timer_ack_irq() -#elif defined(CONFIG_ARCH_OMAP2) - -static struct omap_dm_timer *gptimer; - -static inline void omap_32k_timer_start(unsigned long load_val) -{ - omap_dm_timer_set_load(gptimer, 1, 0xffffffff - load_val); - omap_dm_timer_set_int_enable(gptimer, OMAP_TIMER_INT_OVERFLOW); - omap_dm_timer_start(gptimer); -} - -static inline void omap_32k_timer_stop(void) +static int omap_32k_timer_set_next_event(unsigned long delta, + struct clock_event_device *dev) { - omap_dm_timer_stop(gptimer); -} + omap_32k_timer_start(delta); -static inline void omap_32k_timer_ack_irq(void) -{ - u32 status = omap_dm_timer_read_status(gptimer); - omap_dm_timer_write_status(gptimer, status); + return 0; } -#endif - static void omap_32k_timer_set_mode(enum clock_event_mode mode, struct clock_event_device *evt) { @@ -164,8 +144,9 @@ static void omap_32k_timer_set_mode(enum clock_event_mode mode, static struct clock_event_device clockevent_32k_timer = { .name = "32k-timer", - .features = CLOCK_EVT_FEAT_PERIODIC, + .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT, .shift = 32, + .set_next_event = omap_32k_timer_set_next_event, .set_mode = omap_32k_timer_set_mode, }; @@ -178,32 +159,6 @@ static inline unsigned long omap_32k_sync_timer_read(void) return omap_readl(TIMER_32K_SYNCHRONIZED); } -/* - * Rounds down to nearest usec. Note that this will overflow for larger values. - */ -static inline unsigned long omap_32k_ticks_to_usecs(unsigned long ticks_32k) -{ - return (ticks_32k * 5*5*5*5*5*5) >> 9; -} - -/* - * Rounds down to nearest nsec. - */ -static inline unsigned long long -omap_32k_ticks_to_nsecs(unsigned long ticks_32k) -{ - return (unsigned long long) ticks_32k * 1000 * 5*5*5*5*5*5 >> 9; -} - -/* - * Returns current time from boot in nsecs. It's OK for this to wrap - * around for now, as it's just a relative time stamp. - */ -unsigned long long sched_clock(void) -{ - return omap_32k_ticks_to_nsecs(omap_32k_sync_timer_read()); -} - static irqreturn_t omap_32k_timer_interrupt(int irq, void *dev_id) { struct clock_event_device *evt = &clockevent_32k_timer; @@ -222,22 +177,7 @@ static struct irqaction omap_32k_timer_irq = { static __init void omap_init_32k_timer(void) { - if (cpu_class_is_omap1()) - setup_irq(INT_OS_TIMER, &omap_32k_timer_irq); - -#ifdef CONFIG_ARCH_OMAP2 - /* REVISIT: Check 24xx TIOCP_CFG settings after idle works */ - if (cpu_is_omap24xx()) { - gptimer = omap_dm_timer_request_specific(1); - BUG_ON(gptimer == NULL); - - omap_dm_timer_set_source(gptimer, OMAP_TIMER_SRC_32_KHZ); - setup_irq(omap_dm_timer_get_irq(gptimer), &omap_32k_timer_irq); - omap_dm_timer_set_int_enable(gptimer, - OMAP_TIMER_INT_CAPTURE | OMAP_TIMER_INT_OVERFLOW | - OMAP_TIMER_INT_MATCH); - } -#endif + setup_irq(INT_OS_TIMER, &omap_32k_timer_irq); clockevent_32k_timer.mult = div_sc(OMAP_32K_TICKS_PER_SEC, NSEC_PER_SEC, diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index b05b738d31e6..2feb6870b735 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -3,13 +3,15 @@ # # Common support -obj-y := irq.o id.o io.o sram-fn.o memory.o prcm.o clock.o mux.o devices.o \ - serial.o gpmc.o - -obj-$(CONFIG_OMAP_MPU_TIMER) += timer-gp.o +obj-y := irq.o id.o io.o sram-fn.o memory.o control.o prcm.o clock.o mux.o \ + devices.o serial.o gpmc.o timer-gp.o # Power Management -obj-$(CONFIG_PM) += pm.o pm-domain.o sleep.o +obj-$(CONFIG_PM) += pm.o sleep.o + +# Clock framework +obj-$(CONFIG_ARCH_OMAP2) += clock24xx.o +obj-$(CONFIG_ARCH_OMAP3) += clock34xx.o # Specific board support obj-$(CONFIG_MACH_OMAP_GENERIC) += board-generic.o diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c index 64235dee5614..1c12d7c6c7fc 100644 --- a/arch/arm/mach-omap2/board-2430sdp.c +++ b/arch/arm/mach-omap2/board-2430sdp.c @@ -33,7 +33,6 @@ #include <asm/arch/board.h> #include <asm/arch/common.h> #include <asm/arch/gpmc.h> -#include "prcm-regs.h" #include <asm/io.h> @@ -125,15 +124,18 @@ static inline void __init sdp2430_init_smc91x(void) int eth_cs; unsigned long cs_mem_base; unsigned int rate; - struct clk *l3ck; + struct clk *gpmc_fck; eth_cs = SDP2430_SMC91X_CS; - l3ck = clk_get(NULL, "core_l3_ck"); - if (IS_ERR(l3ck)) - rate = 100000000; - else - rate = clk_get_rate(l3ck); + gpmc_fck = clk_get(NULL, "gpmc_fck"); /* Always on ENABLE_ON_INIT */ + if (IS_ERR(gpmc_fck)) { + WARN_ON(1); + return; + } + + clk_enable(gpmc_fck); + rate = clk_get_rate(gpmc_fck); /* Make sure CS1 timings are correct, for 2430 always muxed */ gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG1, 0x00011200); @@ -160,7 +162,7 @@ static inline void __init sdp2430_init_smc91x(void) if (gpmc_cs_request(eth_cs, SZ_16M, &cs_mem_base) < 0) { printk(KERN_ERR "Failed to request GPMC mem for smc91x\n"); - return; + goto out; } sdp2430_smc91x_resources[0].start = cs_mem_base + 0x300; @@ -171,10 +173,13 @@ static inline void __init sdp2430_init_smc91x(void) printk(KERN_ERR "Failed to request GPIO%d for smc91x IRQ\n", OMAP24XX_ETHR_GPIO_IRQ); gpmc_cs_free(eth_cs); - return; + goto out; } omap_set_gpio_direction(OMAP24XX_ETHR_GPIO_IRQ, 1); +out: + clk_disable(gpmc_fck); + clk_put(gpmc_fck); } static void __init omap_2430sdp_init_irq(void) diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c index 7846551f0575..a1e1e6765b5b 100644 --- a/arch/arm/mach-omap2/board-apollon.c +++ b/arch/arm/mach-omap2/board-apollon.c @@ -26,6 +26,8 @@ #include <linux/interrupt.h> #include <linux/delay.h> #include <linux/leds.h> +#include <linux/err.h> +#include <linux/clk.h> #include <asm/hardware.h> #include <asm/mach-types.h> @@ -39,7 +41,7 @@ #include <asm/arch/board.h> #include <asm/arch/common.h> #include <asm/arch/gpmc.h> -#include "prcm-regs.h" +#include <asm/arch/control.h> /* LED & Switch macros */ #define LED0_GPIO13 13 @@ -187,17 +189,47 @@ static inline void __init apollon_init_smc91x(void) { unsigned long base; + unsigned int rate; + struct clk *gpmc_fck; + int eth_cs; + + gpmc_fck = clk_get(NULL, "gpmc_fck"); /* Always on ENABLE_ON_INIT */ + if (IS_ERR(gpmc_fck)) { + WARN_ON(1); + return; + } + + clk_enable(gpmc_fck); + rate = clk_get_rate(gpmc_fck); + + eth_cs = APOLLON_ETH_CS; + /* Make sure CS1 timings are correct */ - GPMC_CONFIG1_1 = 0x00011203; - GPMC_CONFIG2_1 = 0x001f1f01; - GPMC_CONFIG3_1 = 0x00080803; - GPMC_CONFIG4_1 = 0x1c091c09; - GPMC_CONFIG5_1 = 0x041f1f1f; - GPMC_CONFIG6_1 = 0x000004c4; + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG1, 0x00011200); + + if (rate >= 160000000) { + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f01); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080803); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1c0b1c0a); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x041f1F1F); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000004C4); + } else if (rate >= 130000000) { + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f00); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080802); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1C091C09); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x041f1F1F); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000004C4); + } else {/* rate = 100000000 */ + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f00); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080802); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1C091C09); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x031A1F1F); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000003C2); + } if (gpmc_cs_request(APOLLON_ETH_CS, SZ_16M, &base) < 0) { printk(KERN_ERR "Failed to request GPMC CS for smc91x\n"); - return; + goto out; } apollon_smc91x_resources[0].start = base + 0x300; apollon_smc91x_resources[0].end = base + 0x30f; @@ -208,9 +240,13 @@ static inline void __init apollon_init_smc91x(void) printk(KERN_ERR "Failed to request GPIO%d for smc91x IRQ\n", APOLLON_ETHR_GPIO_IRQ); gpmc_cs_free(APOLLON_ETH_CS); - return; + goto out; } omap_set_gpio_direction(APOLLON_ETHR_GPIO_IRQ, 1); + +out: + clk_disable(gpmc_fck); + clk_put(gpmc_fck); } static void __init omap_apollon_init_irq(void) @@ -330,6 +366,8 @@ static void __init apollon_usb_init(void) static void __init omap_apollon_init(void) { + u32 v; + apollon_led_init(); apollon_sw_init(); apollon_flash_init(); @@ -339,7 +377,9 @@ static void __init omap_apollon_init(void) omap_cfg_reg(W19_24XX_SYS_NIRQ); /* Use Interal loop-back in MMC/SDIO Module Input Clock selection */ - CONTROL_DEVCONF |= (1 << 24); + v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0); + v |= (1 << 24); + omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0); /* * Make sure the serial ports are muxed on at this point. diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c index f125f432cc3e..d1915f99a5fa 100644 --- a/arch/arm/mach-omap2/board-h4.c +++ b/arch/arm/mach-omap2/board-h4.c @@ -19,6 +19,8 @@ #include <linux/delay.h> #include <linux/workqueue.h> #include <linux/input.h> +#include <linux/err.h> +#include <linux/clk.h> #include <asm/hardware.h> #include <asm/mach-types.h> @@ -26,6 +28,7 @@ #include <asm/mach/map.h> #include <asm/mach/flash.h> +#include <asm/arch/control.h> #include <asm/arch/gpio.h> #include <asm/arch/gpioexpander.h> #include <asm/arch/mux.h> @@ -36,10 +39,13 @@ #include <asm/arch/keypad.h> #include <asm/arch/menelaus.h> #include <asm/arch/dma.h> -#include "prcm-regs.h" +#include <asm/arch/gpmc.h> #include <asm/io.h> +#define H4_FLASH_CS 0 +#define H4_SMC91X_CS 1 + static unsigned int row_gpios[6] = { 88, 89, 124, 11, 6, 96 }; static unsigned int col_gpios[7] = { 90, 91, 100, 36, 12, 97, 98 }; @@ -116,8 +122,6 @@ static struct flash_platform_data h4_flash_data = { }; static struct resource h4_flash_resource = { - .start = H4_CS0_BASE, - .end = H4_CS0_BASE + SZ_64M - 1, .flags = IORESOURCE_MEM, }; @@ -253,21 +257,107 @@ static struct platform_device *h4_devices[] __initdata = { &h4_lcd_device, }; +/* 2420 Sysboot setup (2430 is different) */ +static u32 get_sysboot_value(void) +{ + return (omap_ctrl_readl(OMAP24XX_CONTROL_STATUS) & + (OMAP2_SYSBOOT_5_MASK | OMAP2_SYSBOOT_4_MASK | + OMAP2_SYSBOOT_3_MASK | OMAP2_SYSBOOT_2_MASK | + OMAP2_SYSBOOT_1_MASK | OMAP2_SYSBOOT_0_MASK)); +} + +/* H4-2420's always used muxed mode, H4-2422's always use non-muxed + * + * Note: OMAP-GIT doesn't correctly do is_cpu_omap2422 and is_cpu_omap2423 + * correctly. The macro needs to look at production_id not just hawkeye. + */ +static u32 is_gpmc_muxed(void) +{ + u32 mux; + mux = get_sysboot_value(); + if ((mux & 0xF) == 0xd) + return 1; /* NAND config (could be either) */ + if (mux & 0x2) /* if mux'ed */ + return 1; + else + return 0; +} + static inline void __init h4_init_debug(void) { + int eth_cs; + unsigned long cs_mem_base; + unsigned int muxed, rate; + struct clk *gpmc_fck; + + eth_cs = H4_SMC91X_CS; + + gpmc_fck = clk_get(NULL, "gpmc_fck"); /* Always on ENABLE_ON_INIT */ + if (IS_ERR(gpmc_fck)) { + WARN_ON(1); + return; + } + + clk_enable(gpmc_fck); + rate = clk_get_rate(gpmc_fck); + clk_disable(gpmc_fck); + clk_put(gpmc_fck); + + if (is_gpmc_muxed()) + muxed = 0x200; + else + muxed = 0; + /* Make sure CS1 timings are correct */ - GPMC_CONFIG1_1 = 0x00011200; - GPMC_CONFIG2_1 = 0x001f1f01; - GPMC_CONFIG3_1 = 0x00080803; - GPMC_CONFIG4_1 = 0x1c091c09; - GPMC_CONFIG5_1 = 0x041f1f1f; - GPMC_CONFIG6_1 = 0x000004c4; - GPMC_CONFIG7_1 = 0x00000f40 | (0x08000000 >> 24); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG1, + 0x00011000 | muxed); + + if (rate >= 160000000) { + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f01); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080803); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1c0b1c0a); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x041f1F1F); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000004C4); + } else if (rate >= 130000000) { + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f00); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080802); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1C091C09); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x041f1F1F); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000004C4); + } else {/* rate = 100000000 */ + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f00); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080802); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1C091C09); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x031A1F1F); + gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000003C2); + } + + if (gpmc_cs_request(eth_cs, SZ_16M, &cs_mem_base) < 0) { + printk(KERN_ERR "Failed to request GPMC mem for smc91x\n"); + goto out; + } + udelay(100); omap_cfg_reg(M15_24XX_GPIO92); if (debug_card_init(cs_mem_base, OMAP24XX_ETHR_GPIO_IRQ) < 0) gpmc_cs_free(eth_cs); + +out: + clk_disable(gpmc_fck); + clk_put(gpmc_fck); +} + +static void __init h4_init_flash(void) +{ + unsigned long base; + + if (gpmc_cs_request(H4_FLASH_CS, SZ_64M, &base) < 0) { + printk("Can't request GPMC CS for flash\n"); + return; + } + h4_flash_resource.start = base; + h4_flash_resource.end = base + SZ_64M - 1; } static void __init omap_h4_init_irq(void) @@ -275,6 +365,7 @@ static void __init omap_h4_init_irq(void) omap2_init_common_hw(); omap_init_irq(); omap_gpio_init(); + h4_init_flash(); } static struct omap_uart_config h4_uart_config __initdata = { diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c index e6e85b7b097b..b57ffb5a22a5 100644 --- a/arch/arm/mach-omap2/clock.c +++ b/arch/arm/mach-omap2/clock.c @@ -1,20 +1,19 @@ /* * linux/arch/arm/mach-omap2/clock.c * - * Copyright (C) 2005 Texas Instruments Inc. - * Richard Woodruff <r-woodruff2@ti.com> - * Created for OMAP2. - * - * Cleaned up and modified to use omap shared clock framework by - * Tony Lindgren <tony@atomide.com> + * Copyright (C) 2005-2008 Texas Instruments, Inc. + * Copyright (C) 2004-2008 Nokia Corporation * - * Based on omap1 clock.c, Copyright (C) 2004 - 2005 Nokia corporation - * Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com> + * Contacts: + * Richard Woodruff <r-woodruff2@ti.com> + * Paul Walmsley * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ +#undef DEBUG + #include <linux/module.h> #include <linux/kernel.h> #include <linux/device.h> @@ -22,176 +21,227 @@ #include <linux/errno.h> #include <linux/delay.h> #include <linux/clk.h> +#include <asm/bitops.h> #include <asm/io.h> #include <asm/arch/clock.h> #include <asm/arch/sram.h> +#include <asm/arch/cpu.h> #include <asm/div64.h> -#include "prcm-regs.h" #include "memory.h" +#include "sdrc.h" #include "clock.h" +#include "prm.h" +#include "prm-regbits-24xx.h" +#include "cm.h" +#include "cm-regbits-24xx.h" +#include "cm-regbits-34xx.h" -#undef DEBUG - -//#define DOWN_VARIABLE_DPLL 1 /* Experimental */ +#define MAX_CLOCK_ENABLE_WAIT 100000 -static struct prcm_config *curr_prcm_set; -static u32 curr_perf_level = PRCM_FULL_SPEED; -static struct clk *vclk; -static struct clk *sclk; +u8 cpu_mask; /*------------------------------------------------------------------------- * Omap2 specific clock functions *-------------------------------------------------------------------------*/ -/* Recalculate SYST_CLK */ -static void omap2_sys_clk_recalc(struct clk * clk) +/** + * omap2_init_clksel_parent - set a clksel clk's parent field from the hardware + * @clk: OMAP clock struct ptr to use + * + * Given a pointer to a source-selectable struct clk, read the hardware + * register and determine what its parent is currently set to. Update the + * clk->parent field with the appropriate clk ptr. + */ +void omap2_init_clksel_parent(struct clk *clk) { - u32 div = PRCM_CLKSRC_CTRL; - div &= (1 << 7) | (1 << 6); /* Test if ext clk divided by 1 or 2 */ - div >>= clk->rate_offset; - clk->rate = (clk->parent->rate / div); - propagate_rate(clk); + const struct clksel *clks; + const struct clksel_rate *clkr; + u32 r, found = 0; + + if (!clk->clksel) + return; + + r = __raw_readl(clk->clksel_reg) & clk->clksel_mask; + r >>= __ffs(clk->clksel_mask); + + for (clks = clk->clksel; clks->parent && !found; clks++) { + for (clkr = clks->rates; clkr->div && !found; clkr++) { + if ((clkr->flags & cpu_mask) && (clkr->val == r)) { + if (clk->parent != clks->parent) { + pr_debug("clock: inited %s parent " + "to %s (was %s)\n", + clk->name, clks->parent->name, + ((clk->parent) ? + clk->parent->name : "NULL")); + clk->parent = clks->parent; + }; + found = 1; + } + } + } + + if (!found) + printk(KERN_ERR "clock: init parent: could not find " + "regval %0x for clock %s\n", r, clk->name); + + return; } -static u32 omap2_get_dpll_rate(struct clk * tclk) +/* Returns the DPLL rate */ +u32 omap2_get_dpll_rate(struct clk *clk) { long long dpll_clk; - int dpll_mult, dpll_div, amult; + u32 dpll_mult, dpll_div, dpll; + const struct dpll_data *dd; + + dd = clk->dpll_data; + /* REVISIT: What do we return on error? */ + if (!dd) + return 0; + + dpll = __raw_readl(dd->mult_div1_reg); + dpll_mult = dpll & dd->mult_mask; + dpll_mult >>= __ffs(dd->mult_mask); + dpll_div = dpll & dd->div1_mask; + dpll_div >>= __ffs(dd->div1_mask); - dpll_mult = (CM_CLKSEL1_PLL >> 12) & 0x03ff; /* 10 bits */ - dpll_div = (CM_CLKSEL1_PLL >> 8) & 0x0f; /* 4 bits */ - dpll_clk = (long long)tclk->parent->rate * dpll_mult; + dpll_clk = (long long)clk->parent->rate * dpll_mult; do_div(dpll_clk, dpll_div + 1); - amult = CM_CLKSEL2_PLL & 0x3; - dpll_clk *= amult; return dpll_clk; } -static void omap2_followparent_recalc(struct clk *clk) -{ - followparent_recalc(clk); -} - -static void omap2_propagate_rate(struct clk * clk) +/* + * Used for clocks that have the same value as the parent clock, + * divided by some factor + */ +void omap2_fixed_divisor_recalc(struct clk *clk) { - if (!(clk->flags & RATE_FIXED)) - clk->rate = clk->parent->rate; + WARN_ON(!clk->fixed_div); - propagate_rate(clk); -} + clk->rate = clk->parent->rate / clk->fixed_div; -static void omap2_set_osc_ck(int enable) -{ - if (enable) - PRCM_CLKSRC_CTRL &= ~(0x3 << 3); - else - PRCM_CLKSRC_CTRL |= 0x3 << 3; + if (clk->flags & RATE_PROPAGATES) + propagate_rate(clk); } -/* Enable an APLL if off */ -static void omap2_clk_fixed_enable(struct clk *clk) +/** + * omap2_wait_clock_ready - wait for clock to enable + * @reg: physical address of clock IDLEST register + * @mask: value to mask against to determine if the clock is active + * @name: name of the clock (for printk) + * + * Returns 1 if the clock enabled in time, or 0 if it failed to enable + * in roughly MAX_CLOCK_ENABLE_WAIT microseconds. + */ +int omap2_wait_clock_ready(void __iomem *reg, u32 mask, const char *name) { - u32 cval, i=0; + int i = 0; + int ena = 0; - if (clk->enable_bit == 0xff) /* Parent will do it */ - return; + /* + * 24xx uses 0 to indicate not ready, and 1 to indicate ready. + * 34xx reverses this, just to keep us on our toes + */ + if (cpu_mask & (RATE_IN_242X | RATE_IN_243X)) { + ena = mask; + } else if (cpu_mask & RATE_IN_343X) { + ena = 0; + } - cval = CM_CLKEN_PLL; + /* Wait for lock */ + while (((__raw_readl(reg) & mask) != ena) && + (i++ < MAX_CLOCK_ENABLE_WAIT)) { + udelay(1); + } - if ((cval & (0x3 << clk->enable_bit)) == (0x3 << clk->enable_bit)) - return; + if (i < MAX_CLOCK_ENABLE_WAIT) + pr_debug("Clock %s stable after %d loops\n", name, i); + else + printk(KERN_ERR "Clock %s didn't enable in %d tries\n", + name, MAX_CLOCK_ENABLE_WAIT); - cval &= ~(0x3 << clk->enable_bit); - cval |= (0x3 << clk->enable_bit); - CM_CLKEN_PLL = cval; - if (clk == &apll96_ck) - cval = (1 << 8); - else if (clk == &apll54_ck) - cval = (1 << 6); + return (i < MAX_CLOCK_ENABLE_WAIT) ? 1 : 0; +}; - while (!(CM_IDLEST_CKGEN & cval)) { /* Wait for lock */ - ++i; - udelay(1); - if (i == 100000) { - printk(KERN_ERR "Clock %s didn't lock\n", clk->name); - break; - } - } -} +/* + * Note: We don't need special code here for INVERT_ENABLE + * for the time being since INVERT_ENABLE only applies to clocks enabled by + * CM_CLKEN_PLL + */ static void omap2_clk_wait_ready(struct clk *clk) { - unsigned long reg, other_reg, st_reg; + void __iomem *reg, *other_reg, *st_reg; u32 bit; - int i; - - reg = (unsigned long) clk->enable_reg; - if (reg == (unsigned long) &CM_FCLKEN1_CORE || - reg == (unsigned long) &CM_FCLKEN2_CORE) - other_reg = (reg & ~0xf0) | 0x10; - else if (reg == (unsigned long) &CM_ICLKEN1_CORE || - reg == (unsigned long) &CM_ICLKEN2_CORE) - other_reg = (reg & ~0xf0) | 0x00; + + /* + * REVISIT: This code is pretty ugly. It would be nice to generalize + * it and pull it into struct clk itself somehow. + */ + reg = clk->enable_reg; + if ((((u32)reg & 0xff) >= CM_FCLKEN1) && + (((u32)reg & 0xff) <= OMAP24XX_CM_FCLKEN2)) + other_reg = (void __iomem *)(((u32)reg & ~0xf0) | 0x10); /* CM_ICLKEN* */ + else if ((((u32)reg & 0xff) >= CM_ICLKEN1) && + (((u32)reg & 0xff) <= OMAP24XX_CM_ICLKEN4)) + other_reg = (void __iomem *)(((u32)reg & ~0xf0) | 0x00); /* CM_FCLKEN* */ else return; + /* REVISIT: What are the appropriate exclusions for 34XX? */ /* No check for DSS or cam clocks */ - if ((reg & 0x0f) == 0) { - if (clk->enable_bit <= 1 || clk->enable_bit == 31) + if (cpu_is_omap24xx() && ((u32)reg & 0x0f) == 0) { /* CM_{F,I}CLKEN1 */ + if (clk->enable_bit == OMAP24XX_EN_DSS2_SHIFT || + clk->enable_bit == OMAP24XX_EN_DSS1_SHIFT || + clk->enable_bit == OMAP24XX_EN_CAM_SHIFT) return; } + /* REVISIT: What are the appropriate exclusions for 34XX? */ + /* OMAP3: ignore DSS-mod clocks */ + if (cpu_is_omap34xx() && + (((u32)reg & ~0xff) == (u32)OMAP_CM_REGADDR(OMAP3430_DSS_MOD, 0))) + return; + /* Check if both functional and interface clocks * are running. */ bit = 1 << clk->enable_bit; if (!(__raw_readl(other_reg) & bit)) return; - st_reg = (other_reg & ~0xf0) | 0x20; - i = 0; - while (!(__raw_readl(st_reg) & bit)) { - i++; - if (i == 100000) { - printk(KERN_ERR "Timeout enabling clock %s\n", clk->name); - break; - } - } - if (i) - pr_debug("Clock %s stable after %d loops\n", clk->name, i); + st_reg = (void __iomem *)(((u32)other_reg & ~0xf0) | 0x20); /* CM_IDLEST* */ + + omap2_wait_clock_ready(st_reg, bit, clk->name); } /* Enables clock without considering parent dependencies or use count * REVISIT: Maybe change this to use clk->enable like on omap1? */ -static int _omap2_clk_enable(struct clk * clk) +int _omap2_clk_enable(struct clk *clk) { u32 regval32; - if (clk->flags & ALWAYS_ENABLED) + if (clk->flags & (ALWAYS_ENABLED | PARENT_CONTROLS_CLOCK)) return 0; - if (unlikely(clk == &osc_ck)) { - omap2_set_osc_ck(1); - return 0; - } + if (clk->enable) + return clk->enable(clk); if (unlikely(clk->enable_reg == 0)) { printk(KERN_ERR "clock.c: Enable for %s without enable code\n", clk->name); - return 0; - } - - if (clk->enable_reg == (void __iomem *)&CM_CLKEN_PLL) { - omap2_clk_fixed_enable(clk); - return 0; + return 0; /* REVISIT: -EINVAL */ } regval32 = __raw_readl(clk->enable_reg); - regval32 |= (1 << clk->enable_bit); + if (clk->flags & INVERT_ENABLE) + regval32 &= ~(1 << clk->enable_bit); + else + regval32 |= (1 << clk->enable_bit); __raw_writel(regval32, clk->enable_reg); wmb(); @@ -200,44 +250,48 @@ static int _omap2_clk_enable(struct clk * clk) return 0; } -/* Stop APLL */ -static void omap2_clk_fixed_disable(struct clk *clk) -{ - u32 cval; - - if(clk->enable_bit == 0xff) /* let parent off do it */ - return; - - cval = CM_CLKEN_PLL; - cval &= ~(0x3 << clk->enable_bit); - CM_CLKEN_PLL = cval; -} - /* Disables clock without considering parent dependencies or use count */ -static void _omap2_clk_disable(struct clk *clk) +void _omap2_clk_disable(struct clk *clk) { u32 regval32; - if (unlikely(clk == &osc_ck)) { - omap2_set_osc_ck(0); + if (clk->flags & (ALWAYS_ENABLED | PARENT_CONTROLS_CLOCK)) return; - } - if (clk->enable_reg == 0) + if (clk->disable) { + clk->disable(clk); return; + } - if (clk->enable_reg == (void __iomem *)&CM_CLKEN_PLL) { - omap2_clk_fixed_disable(clk); + if (clk->enable_reg == 0) { + /* + * 'Independent' here refers to a clock which is not + * controlled by its parent. + */ + printk(KERN_ERR "clock: clk_disable called on independent " + "clock %s which has no enable_reg\n", clk->name); return; } regval32 = __raw_readl(clk->enable_reg); - regval32 &= ~(1 << clk->enable_bit); + if (clk->flags & INVERT_ENABLE) + regval32 |= (1 << clk->enable_bit); + else + regval32 &= ~(1 << clk->enable_bit); __raw_writel(regval32, clk->enable_reg); wmb(); } -static int omap2_clk_enable(struct clk *clk) +void omap2_clk_disable(struct clk *clk) +{ + if (clk->usecount > 0 && !(--clk->usecount)) { + _omap2_clk_disable(clk); + if (likely((u32)clk->parent)) + omap2_clk_disable(clk->parent); + } +} + +int omap2_clk_enable(struct clk *clk) { int ret = 0; @@ -261,519 +315,314 @@ static int omap2_clk_enable(struct clk *clk) return ret; } -static void omap2_clk_disable(struct clk *clk) -{ - if (clk->usecount > 0 && !(--clk->usecount)) { - _omap2_clk_disable(clk); - if (likely((u32)clk->parent)) - omap2_clk_disable(clk->parent); - } -} - -/* - * Uses the current prcm set to tell if a rate is valid. - * You can go slower, but not faster within a given rate set. - */ -static u32 omap2_dpll_round_rate(unsigned long target_rate) -{ - u32 high, low; - - if ((CM_CLKSEL2_PLL & 0x3) == 1) { /* DPLL clockout */ - high = curr_prcm_set->dpll_speed * 2; - low = curr_prcm_set->dpll_speed; - } else { /* DPLL clockout x 2 */ - high = curr_prcm_set->dpll_speed; - low = curr_prcm_set->dpll_speed / 2; - } - -#ifdef DOWN_VARIABLE_DPLL - if (target_rate > high) - return high; - else - return target_rate; -#else - if (target_rate > low) - return high; - else - return low; -#endif - -} - /* * Used for clocks that are part of CLKSEL_xyz governed clocks. * REVISIT: Maybe change to use clk->enable() functions like on omap1? */ -static void omap2_clksel_recalc(struct clk * clk) +void omap2_clksel_recalc(struct clk *clk) { - u32 fixed = 0, div = 0; + u32 div = 0; - if (clk == &dpll_ck) { - clk->rate = omap2_get_dpll_rate(clk); - fixed = 1; - div = 0; - } + pr_debug("clock: recalc'ing clksel clk %s\n", clk->name); - if (clk == &iva1_mpu_int_ifck) { - div = 2; - fixed = 1; - } - - if ((clk == &dss1_fck) && ((CM_CLKSEL1_CORE & (0x1f << 8)) == 0)) { - clk->rate = sys_ck.rate; + div = omap2_clksel_get_divisor(clk); + if (div == 0) return; - } - if (!fixed) { - div = omap2_clksel_get_divisor(clk); - if (div == 0) - return; - } + if (unlikely(clk->rate == clk->parent->rate / div)) + return; + clk->rate = clk->parent->rate / div; - if (div != 0) { - if (unlikely(clk->rate == clk->parent->rate / div)) - return; - clk->rate = clk->parent->rate / div; - } + pr_debug("clock: new clock rate is %ld (div %d)\n", clk->rate, div); if (unlikely(clk->flags & RATE_PROPAGATES)) propagate_rate(clk); } -/* - * Finds best divider value in an array based on the source and target - * rates. The divider array must be sorted with smallest divider first. +/** + * omap2_get_clksel_by_parent - return clksel struct for a given clk & parent + * @clk: OMAP struct clk ptr to inspect + * @src_clk: OMAP struct clk ptr of the parent clk to search for + * + * Scan the struct clksel array associated with the clock to find + * the element associated with the supplied parent clock address. + * Returns a pointer to the struct clksel on success or NULL on error. */ -static inline u32 omap2_divider_from_table(u32 size, u32 *div_array, - u32 src_rate, u32 tgt_rate) +const struct clksel *omap2_get_clksel_by_parent(struct clk *clk, + struct clk *src_clk) { - int i, test_rate; + const struct clksel *clks; - if (div_array == NULL) - return ~1; + if (!clk->clksel) + return NULL; - for (i=0; i < size; i++) { - test_rate = src_rate / *div_array; - if (test_rate <= tgt_rate) - return *div_array; - ++div_array; + for (clks = clk->clksel; clks->parent; clks++) { + if (clks->parent == src_clk) + break; /* Found the requested parent */ } - return ~0; /* No acceptable divider */ + if (!clks->parent) { + printk(KERN_ERR "clock: Could not find parent clock %s in " + "clksel array of clock %s\n", src_clk->name, + clk->name); + return NULL; + } + + return clks; } -/* - * Find divisor for the given clock and target rate. +/** + * omap2_clksel_round_rate_div - find divisor for the given clock and rate + * @clk: OMAP struct clk to use + * @target_rate: desired clock rate + * @new_div: ptr to where we should store the divisor * + * Finds 'best' divider value in an array based on the source and target + * rates. The divider array must be sorted with smallest divider first. * Note that this will not work for clocks which are part of CONFIG_PARTICIPANT, * they are only settable as part of virtual_prcm set. + * + * Returns the rounded clock rate or returns 0xffffffff on error. */ -static u32 omap2_clksel_round_rate(struct clk *tclk, u32 target_rate, - u32 *new_div) +u32 omap2_clksel_round_rate_div(struct clk *clk, unsigned long target_rate, + u32 *new_div) { - u32 gfx_div[] = {2, 3, 4}; - u32 sysclkout_div[] = {1, 2, 4, 8, 16}; - u32 dss1_div[] = {1, 2, 3, 4, 5, 6, 8, 9, 12, 16}; - u32 vylnq_div[] = {1, 2, 3, 4, 6, 8, 9, 12, 16, 18}; - u32 best_div = ~0, asize = 0; - u32 *div_array = NULL; - - switch (tclk->flags & SRC_RATE_SEL_MASK) { - case CM_GFX_SEL1: - asize = 3; - div_array = gfx_div; - break; - case CM_PLL_SEL1: - return omap2_dpll_round_rate(target_rate); - case CM_SYSCLKOUT_SEL1: - asize = 5; - div_array = sysclkout_div; - break; - case CM_CORE_SEL1: - if(tclk == &dss1_fck){ - if(tclk->parent == &core_ck){ - asize = 10; - div_array = dss1_div; - } else { - *new_div = 0; /* fixed clk */ - return(tclk->parent->rate); - } - } else if((tclk == &vlynq_fck) && cpu_is_omap2420()){ - if(tclk->parent == &core_ck){ - asize = 10; - div_array = vylnq_div; - } else { - *new_div = 0; /* fixed clk */ - return(tclk->parent->rate); - } - } - break; + unsigned long test_rate; + const struct clksel *clks; + const struct clksel_rate *clkr; + u32 last_div = 0; + + printk(KERN_INFO "clock: clksel_round_rate_div: %s target_rate %ld\n", + clk->name, target_rate); + + *new_div = 1; + + clks = omap2_get_clksel_by_parent(clk, clk->parent); + if (clks == NULL) + return ~0; + + for (clkr = clks->rates; clkr->div; clkr++) { + if (!(clkr->flags & cpu_mask)) + continue; + + /* Sanity check */ + if (clkr->div <= last_div) + printk(KERN_ERR "clock: clksel_rate table not sorted " + "for clock %s", clk->name); + + last_div = clkr->div; + + test_rate = clk->parent->rate / clkr->div; + + if (test_rate <= target_rate) + break; /* found it */ } - best_div = omap2_divider_from_table(asize, div_array, - tclk->parent->rate, target_rate); - if (best_div == ~0){ - *new_div = 1; - return best_div; /* signal error */ + if (!clkr->div) { + printk(KERN_ERR "clock: Could not find divisor for target " + "rate %ld for clock %s parent %s\n", target_rate, + clk->name, clk->parent->name); + return ~0; } - *new_div = best_div; - return (tclk->parent->rate / best_div); + *new_div = clkr->div; + + printk(KERN_INFO "clock: new_div = %d, new_rate = %ld\n", *new_div, + (clk->parent->rate / clkr->div)); + + return (clk->parent->rate / clkr->div); } -/* Given a clock and a rate apply a clock specific rounding function */ -static long omap2_clk_round_rate(struct clk *clk, unsigned long rate) +/** + * omap2_clksel_round_rate - find rounded rate for the given clock and rate + * @clk: OMAP struct clk to use + * @target_rate: desired clock rate + * + * Compatibility wrapper for OMAP clock framework + * Finds best target rate based on the source clock and possible dividers. + * rates. The divider array must be sorted with smallest divider first. + * Note that this will not work for clocks which are part of CONFIG_PARTICIPANT, + * they are only settable as part of virtual_prcm set. + * + * Returns the rounded clock rate or returns 0xffffffff on error. + */ +long omap2_clksel_round_rate(struct clk *clk, unsigned long target_rate) { - u32 new_div = 0; - int valid_rate; + u32 new_div; - if (clk->flags & RATE_FIXED) - return clk->rate; + return omap2_clksel_round_rate_div(clk, target_rate, &new_div); +} - if (clk->flags & RATE_CKCTL) { - valid_rate = omap2_clksel_round_rate(clk, rate, &new_div); - return valid_rate; - } +/* Given a clock and a rate apply a clock specific rounding function */ +long omap2_clk_round_rate(struct clk *clk, unsigned long rate) +{ if (clk->round_rate != 0) return clk->round_rate(clk, rate); + if (clk->flags & RATE_FIXED) + printk(KERN_ERR "clock: generic omap2_clk_round_rate called " + "on fixed-rate clock %s\n", clk->name); + return clk->rate; } -/* - * Check the DLL lock state, and return tue if running in unlock mode. - * This is needed to compensate for the shifted DLL value in unlock mode. +/** + * omap2_clksel_to_divisor() - turn clksel field value into integer divider + * @clk: OMAP struct clk to use + * @field_val: register field value to find + * + * Given a struct clk of a rate-selectable clksel clock, and a register field + * value to search for, find the corresponding clock divisor. The register + * field value should be pre-masked and shifted down so the LSB is at bit 0 + * before calling. Returns 0 on error */ -static u32 omap2_dll_force_needed(void) +u32 omap2_clksel_to_divisor(struct clk *clk, u32 field_val) { - u32 dll_state = SDRC_DLLA_CTRL; /* dlla and dllb are a set */ + const struct clksel *clks; + const struct clksel_rate *clkr; - if ((dll_state & (1 << 2)) == (1 << 2)) - return 1; - else + clks = omap2_get_clksel_by_parent(clk, clk->parent); + if (clks == NULL) return 0; -} -static u32 omap2_reprogram_sdrc(u32 level, u32 force) -{ - u32 slow_dll_ctrl, fast_dll_ctrl, m_type; - u32 prev = curr_perf_level, flags; - - if ((curr_perf_level == level) && !force) - return prev; - - m_type = omap2_memory_get_type(); - slow_dll_ctrl = omap2_memory_get_slow_dll_ctrl(); - fast_dll_ctrl = omap2_memory_get_fast_dll_ctrl(); - - if (level == PRCM_HALF_SPEED) { - local_irq_save(flags); - PRCM_VOLTSETUP = 0xffff; - omap2_sram_reprogram_sdrc(PRCM_HALF_SPEED, - slow_dll_ctrl, m_type); - curr_perf_level = PRCM_HALF_SPEED; - local_irq_restore(flags); + for (clkr = clks->rates; clkr->div; clkr++) { + if ((clkr->flags & cpu_mask) && (clkr->val == field_val)) + break; } - if (level == PRCM_FULL_SPEED) { - local_irq_save(flags); - PRCM_VOLTSETUP = 0xffff; - omap2_sram_reprogram_sdrc(PRCM_FULL_SPEED, - fast_dll_ctrl, m_type); - curr_perf_level = PRCM_FULL_SPEED; - local_irq_restore(flags); + + if (!clkr->div) { + printk(KERN_ERR "clock: Could not find fieldval %d for " + "clock %s parent %s\n", field_val, clk->name, + clk->parent->name); + return 0; } - return prev; + return clkr->div; } -static int omap2_reprogram_dpll(struct clk * clk, unsigned long rate) +/** + * omap2_divisor_to_clksel() - turn clksel integer divisor into a field value + * @clk: OMAP struct clk to use + * @div: integer divisor to search for + * + * Given a struct clk of a rate-selectable clksel clock, and a clock divisor, + * find the corresponding register field value. The return register value is + * the value before left-shifting. Returns 0xffffffff on error + */ +u32 omap2_divisor_to_clksel(struct clk *clk, u32 div) { - u32 flags, cur_rate, low, mult, div, valid_rate, done_rate; - u32 bypass = 0; - struct prcm_config tmpset; - int ret = -EINVAL; + const struct clksel *clks; + const struct clksel_rate *clkr; - local_irq_save(flags); - cur_rate = omap2_get_dpll_rate(&dpll_ck); - mult = CM_CLKSEL2_PLL & 0x3; - - if ((rate == (cur_rate / 2)) && (mult == 2)) { - omap2_reprogram_sdrc(PRCM_HALF_SPEED, 1); - } else if ((rate == (cur_rate * 2)) && (mult == 1)) { - omap2_reprogram_sdrc(PRCM_FULL_SPEED, 1); - } else if (rate != cur_rate) { - valid_rate = omap2_dpll_round_rate(rate); - if (valid_rate != rate) - goto dpll_exit; - - if ((CM_CLKSEL2_PLL & 0x3) == 1) - low = curr_prcm_set->dpll_speed; - else - low = curr_prcm_set->dpll_speed / 2; - - tmpset.cm_clksel1_pll = CM_CLKSEL1_PLL; - tmpset.cm_clksel1_pll &= ~(0x3FFF << 8); - div = ((curr_prcm_set->xtal_speed / 1000000) - 1); - tmpset.cm_clksel2_pll = CM_CLKSEL2_PLL; - tmpset.cm_clksel2_pll &= ~0x3; - if (rate > low) { - tmpset.cm_clksel2_pll |= 0x2; - mult = ((rate / 2) / 1000000); - done_rate = PRCM_FULL_SPEED; - } else { - tmpset.cm_clksel2_pll |= 0x1; - mult = (rate / 1000000); - done_rate = PRCM_HALF_SPEED; - } - tmpset.cm_clksel1_pll |= ((div << 8) | (mult << 12)); - - /* Worst case */ - tmpset.base_sdrc_rfr = V24XX_SDRC_RFR_CTRL_BYPASS; - - if (rate == curr_prcm_set->xtal_speed) /* If asking for 1-1 */ - bypass = 1; + /* should never happen */ + WARN_ON(div == 0); - omap2_reprogram_sdrc(PRCM_FULL_SPEED, 1); /* For init_mem */ - - /* Force dll lock mode */ - omap2_set_prcm(tmpset.cm_clksel1_pll, tmpset.base_sdrc_rfr, - bypass); + clks = omap2_get_clksel_by_parent(clk, clk->parent); + if (clks == NULL) + return 0; - /* Errata: ret dll entry state */ - omap2_init_memory_params(omap2_dll_force_needed()); - omap2_reprogram_sdrc(done_rate, 0); + for (clkr = clks->rates; clkr->div; clkr++) { + if ((clkr->flags & cpu_mask) && (clkr->div == div)) + break; } - omap2_clksel_recalc(&dpll_ck); - ret = 0; -dpll_exit: - local_irq_restore(flags); - return(ret); -} + if (!clkr->div) { + printk(KERN_ERR "clock: Could not find divisor %d for " + "clock %s parent %s\n", div, clk->name, + clk->parent->name); + return 0; + } -/* Just return the MPU speed */ -static void omap2_mpu_recalc(struct clk * clk) -{ - clk->rate = curr_prcm_set->mpu_speed; + return clkr->val; } -/* - * Look for a rate equal or less than the target rate given a configuration set. +/** + * omap2_get_clksel - find clksel register addr & field mask for a clk + * @clk: struct clk to use + * @field_mask: ptr to u32 to store the register field mask * - * What's not entirely clear is "which" field represents the key field. - * Some might argue L3-DDR, others ARM, others IVA. This code is simple and - * just uses the ARM rates. + * Returns the address of the clksel register upon success or NULL on error. */ -static long omap2_round_to_table_rate(struct clk * clk, unsigned long rate) +void __iomem *omap2_get_clksel(struct clk *clk, u32 *field_mask) { - struct prcm_config * ptr; - long highest_rate; - - if (clk != &virt_prcm_set) - return -EINVAL; - - highest_rate = -EINVAL; - - for (ptr = rate_table; ptr->mpu_speed; ptr++) { - if (ptr->xtal_speed != sys_ck.rate) - continue; + if (unlikely((clk->clksel_reg == 0) || (clk->clksel_mask == 0))) + return NULL; - highest_rate = ptr->mpu_speed; + *field_mask = clk->clksel_mask; - /* Can check only after xtal frequency check */ - if (ptr->mpu_speed <= rate) - break; - } - return highest_rate; + return clk->clksel_reg; } -/* - * omap2_convert_field_to_div() - turn field value into integer divider +/** + * omap2_clksel_get_divisor - get current divider applied to parent clock. + * @clk: OMAP struct clk to use. + * + * Returns the integer divisor upon success or 0 on error. */ -static u32 omap2_clksel_to_divisor(u32 div_sel, u32 field_val) +u32 omap2_clksel_get_divisor(struct clk *clk) { - u32 i; - u32 clkout_array[] = {1, 2, 4, 8, 16}; + u32 field_mask, field_val; + void __iomem *div_addr; - if ((div_sel & SRC_RATE_SEL_MASK) == CM_SYSCLKOUT_SEL1) { - for (i = 0; i < 5; i++) { - if (field_val == i) - return clkout_array[i]; - } - return ~0; - } else - return field_val; + div_addr = omap2_get_clksel(clk, &field_mask); + if (div_addr == 0) + return 0; + + field_val = __raw_readl(div_addr) & field_mask; + field_val >>= __ffs(field_mask); + + return omap2_clksel_to_divisor(clk, field_val); } -/* - * Returns the CLKSEL divider register value - * REVISIT: This should be cleaned up to work nicely with void __iomem * - */ -static u32 omap2_get_clksel(u32 *div_sel, u32 *field_mask, - struct clk *clk) +int omap2_clksel_set_rate(struct clk *clk, unsigned long rate) { - int ret = ~0; - u32 reg_val, div_off; - u32 div_addr = 0; - u32 mask = ~0; - - div_off = clk->rate_offset; - - switch ((*div_sel & SRC_RATE_SEL_MASK)) { - case CM_MPU_SEL1: - div_addr = (u32)&CM_CLKSEL_MPU; - mask = 0x1f; - break; - case CM_DSP_SEL1: - div_addr = (u32)&CM_CLKSEL_DSP; - if (cpu_is_omap2420()) { - if ((div_off == 0) || (div_off == 8)) - mask = 0x1f; - else if (div_off == 5) - mask = 0x3; - } else if (cpu_is_omap2430()) { - if (div_off == 0) - mask = 0x1f; - else if (div_off == 5) - mask = 0x3; - } - break; - case CM_GFX_SEL1: - div_addr = (u32)&CM_CLKSEL_GFX; - if (div_off == 0) - mask = 0x7; - break; - case CM_MODEM_SEL1: - div_addr = (u32)&CM_CLKSEL_MDM; - if (div_off == 0) - mask = 0xf; - break; - case CM_SYSCLKOUT_SEL1: - div_addr = (u32)&PRCM_CLKOUT_CTRL; - if ((div_off == 3) || (div_off == 11)) - mask= 0x3; - break; - case CM_CORE_SEL1: - div_addr = (u32)&CM_CLKSEL1_CORE; - switch (div_off) { - case 0: /* l3 */ - case 8: /* dss1 */ - case 15: /* vylnc-2420 */ - case 20: /* ssi */ - mask = 0x1f; break; - case 5: /* l4 */ - mask = 0x3; break; - case 13: /* dss2 */ - mask = 0x1; break; - case 25: /* usb */ - mask = 0x7; break; - } - } + u32 field_mask, field_val, reg_val, validrate, new_div = 0; + void __iomem *div_addr; - *field_mask = mask; + validrate = omap2_clksel_round_rate_div(clk, rate, &new_div); + if (validrate != rate) + return -EINVAL; - if (unlikely(mask == ~0)) - div_addr = 0; + div_addr = omap2_get_clksel(clk, &field_mask); + if (div_addr == 0) + return -EINVAL; - *div_sel = div_addr; + field_val = omap2_divisor_to_clksel(clk, new_div); + if (field_val == ~0) + return -EINVAL; - if (unlikely(div_addr == 0)) - return ret; + reg_val = __raw_readl(div_addr); + reg_val &= ~field_mask; + reg_val |= (field_val << __ffs(field_mask)); + __raw_writel(reg_val, div_addr); + wmb(); - /* Isolate field */ - reg_val = __raw_readl((void __iomem *)div_addr) & (mask << div_off); + clk->rate = clk->parent->rate / new_div; - /* Normalize back to divider value */ - reg_val >>= div_off; + if (clk->flags & DELAYED_APP && cpu_is_omap24xx()) { + __raw_writel(OMAP24XX_VALID_CONFIG, OMAP24XX_PRCM_CLKCFG_CTRL); + wmb(); + } - return reg_val; + return 0; } -/* - * Return divider to be applied to parent clock. - * Return 0 on error. - */ -static u32 omap2_clksel_get_divisor(struct clk *clk) -{ - int ret = 0; - u32 div, div_sel, div_off, field_mask, field_val; - - /* isolate control register */ - div_sel = (SRC_RATE_SEL_MASK & clk->flags); - - div_off = clk->rate_offset; - field_val = omap2_get_clksel(&div_sel, &field_mask, clk); - if (div_sel == 0) - return ret; - - div_sel = (SRC_RATE_SEL_MASK & clk->flags); - div = omap2_clksel_to_divisor(div_sel, field_val); - - return div; -} /* Set the clock rate for a clock source */ -static int omap2_clk_set_rate(struct clk *clk, unsigned long rate) - +int omap2_clk_set_rate(struct clk *clk, unsigned long rate) { int ret = -EINVAL; - void __iomem * reg; - u32 div_sel, div_off, field_mask, field_val, reg_val, validrate; - u32 new_div = 0; - - if (!(clk->flags & CONFIG_PARTICIPANT) && (clk->flags & RATE_CKCTL)) { - if (clk == &dpll_ck) - return omap2_reprogram_dpll(clk, rate); - - /* Isolate control register */ - div_sel = (SRC_RATE_SEL_MASK & clk->flags); - div_off = clk->rate_offset; - - validrate = omap2_clksel_round_rate(clk, rate, &new_div); - if (validrate != rate) - return(ret); - field_val = omap2_get_clksel(&div_sel, &field_mask, clk); - if (div_sel == 0) - return ret; - - if (clk->flags & CM_SYSCLKOUT_SEL1) { - switch (new_div) { - case 16: - field_val = 4; - break; - case 8: - field_val = 3; - break; - case 4: - field_val = 2; - break; - case 2: - field_val = 1; - break; - case 1: - field_val = 0; - break; - } - } else - field_val = new_div; + pr_debug("clock: set_rate for clock %s to rate %ld\n", clk->name, rate); - reg = (void __iomem *)div_sel; - - reg_val = __raw_readl(reg); - reg_val &= ~(field_mask << div_off); - reg_val |= (field_val << div_off); - __raw_writel(reg_val, reg); - wmb(); - clk->rate = clk->parent->rate / field_val; + /* CONFIG_PARTICIPANT clocks are changed only in sets via the + rate table mechanism, driven by mpu_speed */ + if (clk->flags & CONFIG_PARTICIPANT) + return -EINVAL; - if (clk->flags & DELAYED_APP) { - __raw_writel(0x1, (void __iomem *)&PRCM_CLKCFG_CTRL); - wmb(); - } - ret = 0; - } else if (clk->set_rate != 0) + /* dpll_ck, core_ck, virt_prcm_set; plus all clksel clocks */ + if (clk->set_rate != 0) ret = clk->set_rate(clk, rate); if (unlikely(ret == 0 && (clk->flags & RATE_PROPAGATES))) @@ -782,242 +631,92 @@ static int omap2_clk_set_rate(struct clk *clk, unsigned long rate) return ret; } -/* Converts encoded control register address into a full address */ -static u32 omap2_get_src_field(u32 *type_to_addr, u32 reg_offset, - struct clk *src_clk, u32 *field_mask) -{ - u32 val = ~0, src_reg_addr = 0, mask = 0; - - /* Find target control register.*/ - switch ((*type_to_addr & SRC_RATE_SEL_MASK)) { - case CM_CORE_SEL1: - src_reg_addr = (u32)&CM_CLKSEL1_CORE; - if (reg_offset == 13) { /* DSS2_fclk */ - mask = 0x1; - if (src_clk == &sys_ck) - val = 0; - if (src_clk == &func_48m_ck) - val = 1; - } else if (reg_offset == 8) { /* DSS1_fclk */ - mask = 0x1f; - if (src_clk == &sys_ck) - val = 0; - else if (src_clk == &core_ck) /* divided clock */ - val = 0x10; /* rate needs fixing */ - } else if ((reg_offset == 15) && cpu_is_omap2420()){ /*vlnyq*/ - mask = 0x1F; - if(src_clk == &func_96m_ck) - val = 0; - else if (src_clk == &core_ck) - val = 0x10; - } - break; - case CM_CORE_SEL2: - src_reg_addr = (u32)&CM_CLKSEL2_CORE; - mask = 0x3; - if (src_clk == &func_32k_ck) - val = 0x0; - if (src_clk == &sys_ck) - val = 0x1; - if (src_clk == &alt_ck) - val = 0x2; - break; - case CM_WKUP_SEL1: - src_reg_addr = (u32)&CM_CLKSEL_WKUP; - mask = 0x3; - if (src_clk == &func_32k_ck) - val = 0x0; - if (src_clk == &sys_ck) - val = 0x1; - if (src_clk == &alt_ck) - val = 0x2; - break; - case CM_PLL_SEL1: - src_reg_addr = (u32)&CM_CLKSEL1_PLL; - mask = 0x1; - if (reg_offset == 0x3) { - if (src_clk == &apll96_ck) - val = 0; - if (src_clk == &alt_ck) - val = 1; - } - else if (reg_offset == 0x5) { - if (src_clk == &apll54_ck) - val = 0; - if (src_clk == &alt_ck) - val = 1; - } - break; - case CM_PLL_SEL2: - src_reg_addr = (u32)&CM_CLKSEL2_PLL; - mask = 0x3; - if (src_clk == &func_32k_ck) - val = 0x0; - if (src_clk == &dpll_ck) - val = 0x2; - break; - case CM_SYSCLKOUT_SEL1: - src_reg_addr = (u32)&PRCM_CLKOUT_CTRL; - mask = 0x3; - if (src_clk == &dpll_ck) - val = 0; - if (src_clk == &sys_ck) - val = 1; - if (src_clk == &func_96m_ck) - val = 2; - if (src_clk == &func_54m_ck) - val = 3; - break; - } - - if (val == ~0) /* Catch errors in offset */ - *type_to_addr = 0; - else - *type_to_addr = src_reg_addr; - *field_mask = mask; - - return val; -} - -static int omap2_clk_set_parent(struct clk *clk, struct clk *new_parent) +/* + * Converts encoded control register address into a full address + * On error, *src_addr will be returned as 0. + */ +static u32 omap2_clksel_get_src_field(void __iomem **src_addr, + struct clk *src_clk, u32 *field_mask, + struct clk *clk, u32 *parent_div) { - void __iomem * reg; - u32 src_sel, src_off, field_val, field_mask, reg_val, rate; - int ret = -EINVAL; - - if (unlikely(clk->flags & CONFIG_PARTICIPANT)) - return ret; - - if (clk->flags & SRC_SEL_MASK) { /* On-chip SEL collection */ - src_sel = (SRC_RATE_SEL_MASK & clk->flags); - src_off = clk->src_offset; - - if (src_sel == 0) - goto set_parent_error; - - field_val = omap2_get_src_field(&src_sel, src_off, new_parent, - &field_mask); - - reg = (void __iomem *)src_sel; - - if (clk->usecount > 0) - _omap2_clk_disable(clk); - - /* Set new source value (previous dividers if any in effect) */ - reg_val = __raw_readl(reg) & ~(field_mask << src_off); - reg_val |= (field_val << src_off); - __raw_writel(reg_val, reg); - wmb(); + const struct clksel *clks; + const struct clksel_rate *clkr; - if (clk->flags & DELAYED_APP) { - __raw_writel(0x1, (void __iomem *)&PRCM_CLKCFG_CTRL); - wmb(); - } - if (clk->usecount > 0) - _omap2_clk_enable(clk); - - clk->parent = new_parent; + *parent_div = 0; + *src_addr = 0; - /* SRC_RATE_SEL_MASK clocks follow their parents rates.*/ - if ((new_parent == &core_ck) && (clk == &dss1_fck)) - clk->rate = new_parent->rate / 0x10; - else - clk->rate = new_parent->rate; + clks = omap2_get_clksel_by_parent(clk, src_clk); + if (clks == NULL) + return 0; - if (unlikely(clk->flags & RATE_PROPAGATES)) - propagate_rate(clk); + for (clkr = clks->rates; clkr->div; clkr++) { + if (clkr->flags & (cpu_mask | DEFAULT_RATE)) + break; /* Found the default rate for this platform */ + } + if (!clkr->div) { + printk(KERN_ERR "clock: Could not find default rate for " + "clock %s parent %s\n", clk->name, + src_clk->parent->name); return 0; - } else { - clk->parent = new_parent; - rate = new_parent->rate; - omap2_clk_set_rate(clk, rate); - ret = 0; } - set_parent_error: - return ret; + /* Should never happen. Add a clksel mask to the struct clk. */ + WARN_ON(clk->clksel_mask == 0); + + *field_mask = clk->clksel_mask; + *src_addr = clk->clksel_reg; + *parent_div = clkr->div; + + return clkr->val; } -/* Sets basic clocks based on the specified rate */ -static int omap2_select_table_rate(struct clk * clk, unsigned long rate) +int omap2_clk_set_parent(struct clk *clk, struct clk *new_parent) { - u32 flags, cur_rate, done_rate, bypass = 0; - u8 cpu_mask = 0; - struct prcm_config *prcm; - unsigned long found_speed = 0; + void __iomem *src_addr; + u32 field_val, field_mask, reg_val, parent_div; - if (clk != &virt_prcm_set) + if (unlikely(clk->flags & CONFIG_PARTICIPANT)) return -EINVAL; - /* FIXME: Change cpu_is_omap2420() to cpu_is_omap242x() */ - if (cpu_is_omap2420()) - cpu_mask = RATE_IN_242X; - else if (cpu_is_omap2430()) - cpu_mask = RATE_IN_243X; - - for (prcm = rate_table; prcm->mpu_speed; prcm++) { - if (!(prcm->flags & cpu_mask)) - continue; - - if (prcm->xtal_speed != sys_ck.rate) - continue; - - if (prcm->mpu_speed <= rate) { - found_speed = prcm->mpu_speed; - break; - } - } - - if (!found_speed) { - printk(KERN_INFO "Could not set MPU rate to %luMHz\n", - rate / 1000000); + if (!clk->clksel) return -EINVAL; - } - - curr_prcm_set = prcm; - cur_rate = omap2_get_dpll_rate(&dpll_ck); - - if (prcm->dpll_speed == cur_rate / 2) { - omap2_reprogram_sdrc(PRCM_HALF_SPEED, 1); - } else if (prcm->dpll_speed == cur_rate * 2) { - omap2_reprogram_sdrc(PRCM_FULL_SPEED, 1); - } else if (prcm->dpll_speed != cur_rate) { - local_irq_save(flags); - if (prcm->dpll_speed == prcm->xtal_speed) - bypass = 1; + field_val = omap2_clksel_get_src_field(&src_addr, new_parent, + &field_mask, clk, &parent_div); + if (src_addr == 0) + return -EINVAL; - if ((prcm->cm_clksel2_pll & 0x3) == 2) - done_rate = PRCM_FULL_SPEED; - else - done_rate = PRCM_HALF_SPEED; + if (clk->usecount > 0) + _omap2_clk_disable(clk); - /* MPU divider */ - CM_CLKSEL_MPU = prcm->cm_clksel_mpu; + /* Set new source value (previous dividers if any in effect) */ + reg_val = __raw_readl(src_addr) & ~field_mask; + reg_val |= (field_val << __ffs(field_mask)); + __raw_writel(reg_val, src_addr); + wmb(); - /* dsp + iva1 div(2420), iva2.1(2430) */ - CM_CLKSEL_DSP = prcm->cm_clksel_dsp; + if (clk->flags & DELAYED_APP && cpu_is_omap24xx()) { + __raw_writel(OMAP24XX_VALID_CONFIG, OMAP24XX_PRCM_CLKCFG_CTRL); + wmb(); + } - CM_CLKSEL_GFX = prcm->cm_clksel_gfx; + if (clk->usecount > 0) + _omap2_clk_enable(clk); - /* Major subsystem dividers */ - CM_CLKSEL1_CORE = prcm->cm_clksel1_core; - if (cpu_is_omap2430()) - CM_CLKSEL_MDM = prcm->cm_clksel_mdm; + clk->parent = new_parent; - /* x2 to enter init_mem */ - omap2_reprogram_sdrc(PRCM_FULL_SPEED, 1); + /* CLKSEL clocks follow their parents' rates, divided by a divisor */ + clk->rate = new_parent->rate; - omap2_set_prcm(prcm->cm_clksel1_pll, prcm->base_sdrc_rfr, - bypass); + if (parent_div > 0) + clk->rate /= parent_div; - omap2_init_memory_params(omap2_dll_force_needed()); - omap2_reprogram_sdrc(done_rate, 0); + pr_debug("clock: set parent of %s to %s (new rate %ld)\n", + clk->name, clk->parent->name, clk->rate); - local_irq_restore(flags); - } - omap2_clksel_recalc(&dpll_ck); + if (unlikely(clk->flags & RATE_PROPAGATES)) + propagate_rate(clk); return 0; } @@ -1027,150 +726,17 @@ static int omap2_select_table_rate(struct clk * clk, unsigned long rate) *-------------------------------------------------------------------------*/ #ifdef CONFIG_OMAP_RESET_CLOCKS -static void __init omap2_clk_disable_unused(struct clk *clk) +void omap2_clk_disable_unused(struct clk *clk) { - u32 regval32; + u32 regval32, v; + + v = (clk->flags & INVERT_ENABLE) ? (1 << clk->enable_bit) : 0; regval32 = __raw_readl(clk->enable_reg); - if ((regval32 & (1 << clk->enable_bit)) == 0) + if ((regval32 & (1 << clk->enable_bit)) == v) return; printk(KERN_INFO "Disabling unused clock \"%s\"\n", clk->name); _omap2_clk_disable(clk); } -#else -#define omap2_clk_disable_unused NULL #endif - -static struct clk_functions omap2_clk_functions = { - .clk_enable = omap2_clk_enable, - .clk_disable = omap2_clk_disable, - .clk_round_rate = omap2_clk_round_rate, - .clk_set_rate = omap2_clk_set_rate, - .clk_set_parent = omap2_clk_set_parent, - .clk_disable_unused = omap2_clk_disable_unused, -}; - -static void __init omap2_get_crystal_rate(struct clk *osc, struct clk *sys) -{ - u32 div, aplls, sclk = 13000000; - - aplls = CM_CLKSEL1_PLL; - aplls &= ((1 << 23) | (1 << 24) | (1 << 25)); - aplls >>= 23; /* Isolate field, 0,2,3 */ - - if (aplls == 0) - sclk = 19200000; - else if (aplls == 2) - sclk = 13000000; - else if (aplls == 3) - sclk = 12000000; - - div = PRCM_CLKSRC_CTRL; - div &= ((1 << 7) | (1 << 6)); - div >>= sys->rate_offset; - - osc->rate = sclk * div; - sys->rate = sclk; -} - -/* - * Set clocks for bypass mode for reboot to work. - */ -void omap2_clk_prepare_for_reboot(void) -{ - u32 rate; - - if (vclk == NULL || sclk == NULL) - return; - - rate = clk_get_rate(sclk); - clk_set_rate(vclk, rate); -} - -/* - * Switch the MPU rate if specified on cmdline. - * We cannot do this early until cmdline is parsed. - */ -static int __init omap2_clk_arch_init(void) -{ - if (!mpurate) - return -EINVAL; - - if (omap2_select_table_rate(&virt_prcm_set, mpurate)) - printk(KERN_ERR "Could not find matching MPU rate\n"); - - propagate_rate(&osc_ck); /* update main root fast */ - propagate_rate(&func_32k_ck); /* update main root slow */ - - printk(KERN_INFO "Switched to new clocking rate (Crystal/DPLL/MPU): " - "%ld.%01ld/%ld/%ld MHz\n", - (sys_ck.rate / 1000000), (sys_ck.rate / 100000) % 10, - (dpll_ck.rate / 1000000), (mpu_ck.rate / 1000000)) ; - - return 0; -} -arch_initcall(omap2_clk_arch_init); - -int __init omap2_clk_init(void) -{ - struct prcm_config *prcm; - struct clk ** clkp; - u32 clkrate; - - clk_init(&omap2_clk_functions); - omap2_get_crystal_rate(&osc_ck, &sys_ck); - - for (clkp = onchip_clks; clkp < onchip_clks + ARRAY_SIZE(onchip_clks); - clkp++) { - - if ((*clkp)->flags & CLOCK_IN_OMAP242X && cpu_is_omap2420()) { - clk_register(*clkp); - continue; - } - - if ((*clkp)->flags & CLOCK_IN_OMAP243X && cpu_is_omap2430()) { - clk_register(*clkp); - continue; - } - } - - /* Check the MPU rate set by bootloader */ - clkrate = omap2_get_dpll_rate(&dpll_ck); - for (prcm = rate_table; prcm->mpu_speed; prcm++) { - if (prcm->xtal_speed != sys_ck.rate) - continue; - if (prcm->dpll_speed <= clkrate) - break; - } - curr_prcm_set = prcm; - - propagate_rate(&osc_ck); /* update main root fast */ - propagate_rate(&func_32k_ck); /* update main root slow */ - - printk(KERN_INFO "Clocking rate (Crystal/DPLL/MPU): " - "%ld.%01ld/%ld/%ld MHz\n", - (sys_ck.rate / 1000000), (sys_ck.rate / 100000) % 10, - (dpll_ck.rate / 1000000), (mpu_ck.rate / 1000000)) ; - - /* - * Only enable those clocks we will need, let the drivers - * enable other clocks as necessary - */ - clk_enable(&sync_32k_ick); - clk_enable(&omapctrl_ick); - - /* Force the APLLs always active. The clocks are idled - * automatically by hardware. */ - clk_enable(&apll96_ck); - clk_enable(&apll54_ck); - - if (cpu_is_omap2430()) - clk_enable(&sdrc_ick); - - /* Avoid sleeping sleeping during omap2_clk_prepare_for_reboot() */ - vclk = clk_get(NULL, "virt_prcm_set"); - sclk = clk_get(NULL, "sys_ck"); - - return 0; -} diff --git a/arch/arm/mach-omap2/clock.h b/arch/arm/mach-omap2/clock.h index 4f791866b910..d5980a9e09a4 100644 --- a/arch/arm/mach-omap2/clock.h +++ b/arch/arm/mach-omap2/clock.h @@ -1,13 +1,12 @@ /* - * linux/arch/arm/mach-omap24xx/clock.h + * linux/arch/arm/mach-omap2/clock.h * - * Copyright (C) 2005 Texas Instruments Inc. - * Richard Woodruff <r-woodruff2@ti.com> - * Created for OMAP2. + * Copyright (C) 2005-2008 Texas Instruments, Inc. + * Copyright (C) 2004-2008 Nokia Corporation * - * Copyright (C) 2004 Nokia corporation - * Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com> - * Based on clocks.h by Tony Lindgren, Gordon McNutt and RidgeRun, Inc + * Contacts: + * Richard Woodruff <r-woodruff2@ti.com> + * Paul Walmsley * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -17,2095 +16,53 @@ #ifndef __ARCH_ARM_MACH_OMAP2_CLOCK_H #define __ARCH_ARM_MACH_OMAP2_CLOCK_H -static void omap2_sys_clk_recalc(struct clk * clk); -static void omap2_clksel_recalc(struct clk * clk); -static void omap2_followparent_recalc(struct clk * clk); -static void omap2_propagate_rate(struct clk * clk); -static void omap2_mpu_recalc(struct clk * clk); -static int omap2_select_table_rate(struct clk * clk, unsigned long rate); -static long omap2_round_to_table_rate(struct clk * clk, unsigned long rate); -static void omap2_clk_disable(struct clk *clk); -static void omap2_sys_clk_recalc(struct clk * clk); -static u32 omap2_clksel_to_divisor(u32 div_sel, u32 field_val); -static u32 omap2_clksel_get_divisor(struct clk *clk); - - -#define RATE_IN_242X (1 << 0) -#define RATE_IN_243X (1 << 1) - -/* Key dividers which make up a PRCM set. Ratio's for a PRCM are mandated. - * xtal_speed, dpll_speed, mpu_speed, CM_CLKSEL_MPU,CM_CLKSEL_DSP - * CM_CLKSEL_GFX, CM_CLKSEL1_CORE, CM_CLKSEL1_PLL CM_CLKSEL2_PLL, CM_CLKSEL_MDM - */ -struct prcm_config { - unsigned long xtal_speed; /* crystal rate */ - unsigned long dpll_speed; /* dpll: out*xtal*M/(N-1)table_recalc */ - unsigned long mpu_speed; /* speed of MPU */ - unsigned long cm_clksel_mpu; /* mpu divider */ - unsigned long cm_clksel_dsp; /* dsp+iva1 div(2420), iva2.1(2430) */ - unsigned long cm_clksel_gfx; /* gfx dividers */ - unsigned long cm_clksel1_core; /* major subsystem dividers */ - unsigned long cm_clksel1_pll; /* m,n */ - unsigned long cm_clksel2_pll; /* dpllx1 or x2 out */ - unsigned long cm_clksel_mdm; /* modem dividers 2430 only */ - unsigned long base_sdrc_rfr; /* base refresh timing for a set */ - unsigned char flags; -}; - -/* Mask for clksel which support parent settign in set_rate */ -#define SRC_SEL_MASK (CM_CORE_SEL1 | CM_CORE_SEL2 | CM_WKUP_SEL1 | \ - CM_PLL_SEL1 | CM_PLL_SEL2 | CM_SYSCLKOUT_SEL1) - -/* Mask for clksel regs which support rate operations */ -#define SRC_RATE_SEL_MASK (CM_MPU_SEL1 | CM_DSP_SEL1 | CM_GFX_SEL1 | \ - CM_MODEM_SEL1 | CM_CORE_SEL1 | CM_CORE_SEL2 | \ - CM_WKUP_SEL1 | CM_PLL_SEL1 | CM_PLL_SEL2 | \ - CM_SYSCLKOUT_SEL1) - -/* - * The OMAP2 processor can be run at several discrete 'PRCM configurations'. - * These configurations are characterized by voltage and speed for clocks. - * The device is only validated for certain combinations. One way to express - * these combinations is via the 'ratio's' which the clocks operate with - * respect to each other. These ratio sets are for a given voltage/DPLL - * setting. All configurations can be described by a DPLL setting and a ratio - * There are 3 ratio sets for the 2430 and X ratio sets for 2420. - * - * 2430 differs from 2420 in that there are no more phase synchronizers used. - * They both have a slightly different clock domain setup. 2420(iva1,dsp) vs - * 2430 (iva2.1, NOdsp, mdm) - */ - -/* Core fields for cm_clksel, not ratio governed */ -#define RX_CLKSEL_DSS1 (0x10 << 8) -#define RX_CLKSEL_DSS2 (0x0 << 13) -#define RX_CLKSEL_SSI (0x5 << 20) - -/*------------------------------------------------------------------------- - * Voltage/DPLL ratios - *-------------------------------------------------------------------------*/ - -/* 2430 Ratio's, 2430-Ratio Config 1 */ -#define R1_CLKSEL_L3 (4 << 0) -#define R1_CLKSEL_L4 (2 << 5) -#define R1_CLKSEL_USB (4 << 25) -#define R1_CM_CLKSEL1_CORE_VAL R1_CLKSEL_USB | RX_CLKSEL_SSI | \ - RX_CLKSEL_DSS2 | RX_CLKSEL_DSS1 | \ - R1_CLKSEL_L4 | R1_CLKSEL_L3 -#define R1_CLKSEL_MPU (2 << 0) -#define R1_CM_CLKSEL_MPU_VAL R1_CLKSEL_MPU -#define R1_CLKSEL_DSP (2 << 0) -#define R1_CLKSEL_DSP_IF (2 << 5) -#define R1_CM_CLKSEL_DSP_VAL R1_CLKSEL_DSP | R1_CLKSEL_DSP_IF -#define R1_CLKSEL_GFX (2 << 0) -#define R1_CM_CLKSEL_GFX_VAL R1_CLKSEL_GFX -#define R1_CLKSEL_MDM (4 << 0) -#define R1_CM_CLKSEL_MDM_VAL R1_CLKSEL_MDM - -/* 2430-Ratio Config 2 */ -#define R2_CLKSEL_L3 (6 << 0) -#define R2_CLKSEL_L4 (2 << 5) -#define R2_CLKSEL_USB (2 << 25) -#define R2_CM_CLKSEL1_CORE_VAL R2_CLKSEL_USB | RX_CLKSEL_SSI | \ - RX_CLKSEL_DSS2 | RX_CLKSEL_DSS1 | \ - R2_CLKSEL_L4 | R2_CLKSEL_L3 -#define R2_CLKSEL_MPU (2 << 0) -#define R2_CM_CLKSEL_MPU_VAL R2_CLKSEL_MPU -#define R2_CLKSEL_DSP (2 << 0) -#define R2_CLKSEL_DSP_IF (3 << 5) -#define R2_CM_CLKSEL_DSP_VAL R2_CLKSEL_DSP | R2_CLKSEL_DSP_IF -#define R2_CLKSEL_GFX (2 << 0) -#define R2_CM_CLKSEL_GFX_VAL R2_CLKSEL_GFX -#define R2_CLKSEL_MDM (6 << 0) -#define R2_CM_CLKSEL_MDM_VAL R2_CLKSEL_MDM - -/* 2430-Ratio Bootm (BYPASS) */ -#define RB_CLKSEL_L3 (1 << 0) -#define RB_CLKSEL_L4 (1 << 5) -#define RB_CLKSEL_USB (1 << 25) -#define RB_CM_CLKSEL1_CORE_VAL RB_CLKSEL_USB | RX_CLKSEL_SSI | \ - RX_CLKSEL_DSS2 | RX_CLKSEL_DSS1 | \ - RB_CLKSEL_L4 | RB_CLKSEL_L3 -#define RB_CLKSEL_MPU (1 << 0) -#define RB_CM_CLKSEL_MPU_VAL RB_CLKSEL_MPU -#define RB_CLKSEL_DSP (1 << 0) -#define RB_CLKSEL_DSP_IF (1 << 5) -#define RB_CM_CLKSEL_DSP_VAL RB_CLKSEL_DSP | RB_CLKSEL_DSP_IF -#define RB_CLKSEL_GFX (1 << 0) -#define RB_CM_CLKSEL_GFX_VAL RB_CLKSEL_GFX -#define RB_CLKSEL_MDM (1 << 0) -#define RB_CM_CLKSEL_MDM_VAL RB_CLKSEL_MDM - -/* 2420 Ratio Equivalents */ -#define RXX_CLKSEL_VLYNQ (0x12 << 15) -#define RXX_CLKSEL_SSI (0x8 << 20) - -/* 2420-PRCM III 532MHz core */ -#define RIII_CLKSEL_L3 (4 << 0) /* 133MHz */ -#define RIII_CLKSEL_L4 (2 << 5) /* 66.5MHz */ -#define RIII_CLKSEL_USB (4 << 25) /* 33.25MHz */ -#define RIII_CM_CLKSEL1_CORE_VAL RIII_CLKSEL_USB | RXX_CLKSEL_SSI | \ - RXX_CLKSEL_VLYNQ | RX_CLKSEL_DSS2 | \ - RX_CLKSEL_DSS1 | RIII_CLKSEL_L4 | \ - RIII_CLKSEL_L3 -#define RIII_CLKSEL_MPU (2 << 0) /* 266MHz */ -#define RIII_CM_CLKSEL_MPU_VAL RIII_CLKSEL_MPU -#define RIII_CLKSEL_DSP (3 << 0) /* c5x - 177.3MHz */ -#define RIII_CLKSEL_DSP_IF (2 << 5) /* c5x - 88.67MHz */ -#define RIII_SYNC_DSP (1 << 7) /* Enable sync */ -#define RIII_CLKSEL_IVA (6 << 8) /* iva1 - 88.67MHz */ -#define RIII_SYNC_IVA (1 << 13) /* Enable sync */ -#define RIII_CM_CLKSEL_DSP_VAL RIII_SYNC_IVA | RIII_CLKSEL_IVA | \ - RIII_SYNC_DSP | RIII_CLKSEL_DSP_IF | \ - RIII_CLKSEL_DSP -#define RIII_CLKSEL_GFX (2 << 0) /* 66.5MHz */ -#define RIII_CM_CLKSEL_GFX_VAL RIII_CLKSEL_GFX - -/* 2420-PRCM II 600MHz core */ -#define RII_CLKSEL_L3 (6 << 0) /* 100MHz */ -#define RII_CLKSEL_L4 (2 << 5) /* 50MHz */ -#define RII_CLKSEL_USB (2 << 25) /* 50MHz */ -#define RII_CM_CLKSEL1_CORE_VAL RII_CLKSEL_USB | \ - RXX_CLKSEL_SSI | RXX_CLKSEL_VLYNQ | \ - RX_CLKSEL_DSS2 | RX_CLKSEL_DSS1 | \ - RII_CLKSEL_L4 | RII_CLKSEL_L3 -#define RII_CLKSEL_MPU (2 << 0) /* 300MHz */ -#define RII_CM_CLKSEL_MPU_VAL RII_CLKSEL_MPU -#define RII_CLKSEL_DSP (3 << 0) /* c5x - 200MHz */ -#define RII_CLKSEL_DSP_IF (2 << 5) /* c5x - 100MHz */ -#define RII_SYNC_DSP (0 << 7) /* Bypass sync */ -#define RII_CLKSEL_IVA (6 << 8) /* iva1 - 200MHz */ -#define RII_SYNC_IVA (0 << 13) /* Bypass sync */ -#define RII_CM_CLKSEL_DSP_VAL RII_SYNC_IVA | RII_CLKSEL_IVA | \ - RII_SYNC_DSP | RII_CLKSEL_DSP_IF | \ - RII_CLKSEL_DSP -#define RII_CLKSEL_GFX (2 << 0) /* 50MHz */ -#define RII_CM_CLKSEL_GFX_VAL RII_CLKSEL_GFX - -/* 2420-PRCM VII (boot) */ -#define RVII_CLKSEL_L3 (1 << 0) -#define RVII_CLKSEL_L4 (1 << 5) -#define RVII_CLKSEL_DSS1 (1 << 8) -#define RVII_CLKSEL_DSS2 (0 << 13) -#define RVII_CLKSEL_VLYNQ (1 << 15) -#define RVII_CLKSEL_SSI (1 << 20) -#define RVII_CLKSEL_USB (1 << 25) - -#define RVII_CM_CLKSEL1_CORE_VAL RVII_CLKSEL_USB | RVII_CLKSEL_SSI | \ - RVII_CLKSEL_VLYNQ | RVII_CLKSEL_DSS2 | \ - RVII_CLKSEL_DSS1 | RVII_CLKSEL_L4 | RVII_CLKSEL_L3 - -#define RVII_CLKSEL_MPU (1 << 0) /* all divide by 1 */ -#define RVII_CM_CLKSEL_MPU_VAL RVII_CLKSEL_MPU +#include <asm/arch/clock.h> -#define RVII_CLKSEL_DSP (1 << 0) -#define RVII_CLKSEL_DSP_IF (1 << 5) -#define RVII_SYNC_DSP (0 << 7) -#define RVII_CLKSEL_IVA (1 << 8) -#define RVII_SYNC_IVA (0 << 13) -#define RVII_CM_CLKSEL_DSP_VAL RVII_SYNC_IVA | RVII_CLKSEL_IVA | RVII_SYNC_DSP | \ - RVII_CLKSEL_DSP_IF | RVII_CLKSEL_DSP - -#define RVII_CLKSEL_GFX (1 << 0) -#define RVII_CM_CLKSEL_GFX_VAL RVII_CLKSEL_GFX - -/*------------------------------------------------------------------------- - * 2430 Target modes: Along with each configuration the CPU has several - * modes which goes along with them. Modes mainly are the addition of - * describe DPLL combinations to go along with a ratio. - *-------------------------------------------------------------------------*/ - -/* Hardware governed */ -#define MX_48M_SRC (0 << 3) -#define MX_54M_SRC (0 << 5) -#define MX_APLLS_CLIKIN_12 (3 << 23) -#define MX_APLLS_CLIKIN_13 (2 << 23) -#define MX_APLLS_CLIKIN_19_2 (0 << 23) - -/* - * 2430 - standalone, 2*ref*M/(n+1), M/N is for exactness not relock speed - * #2 (ratio1) baseport-target - * #5a (ratio1) baseport-target, target DPLL = 266*2 = 532MHz - */ -#define M5A_DPLL_MULT_12 (133 << 12) -#define M5A_DPLL_DIV_12 (5 << 8) -#define M5A_CM_CLKSEL1_PLL_12_VAL MX_48M_SRC | MX_54M_SRC | \ - M5A_DPLL_DIV_12 | M5A_DPLL_MULT_12 | \ - MX_APLLS_CLIKIN_12 -#define M5A_DPLL_MULT_13 (266 << 12) -#define M5A_DPLL_DIV_13 (12 << 8) -#define M5A_CM_CLKSEL1_PLL_13_VAL MX_48M_SRC | MX_54M_SRC | \ - M5A_DPLL_DIV_13 | M5A_DPLL_MULT_13 | \ - MX_APLLS_CLIKIN_13 -#define M5A_DPLL_MULT_19 (180 << 12) -#define M5A_DPLL_DIV_19 (12 << 8) -#define M5A_CM_CLKSEL1_PLL_19_VAL MX_48M_SRC | MX_54M_SRC | \ - M5A_DPLL_DIV_19 | M5A_DPLL_MULT_19 | \ - MX_APLLS_CLIKIN_19_2 -/* #5b (ratio1) target DPLL = 200*2 = 400MHz */ -#define M5B_DPLL_MULT_12 (50 << 12) -#define M5B_DPLL_DIV_12 (2 << 8) -#define M5B_CM_CLKSEL1_PLL_12_VAL MX_48M_SRC | MX_54M_SRC | \ - M5B_DPLL_DIV_12 | M5B_DPLL_MULT_12 | \ - MX_APLLS_CLIKIN_12 -#define M5B_DPLL_MULT_13 (200 << 12) -#define M5B_DPLL_DIV_13 (12 << 8) - -#define M5B_CM_CLKSEL1_PLL_13_VAL MX_48M_SRC | MX_54M_SRC | \ - M5B_DPLL_DIV_13 | M5B_DPLL_MULT_13 | \ - MX_APLLS_CLIKIN_13 -#define M5B_DPLL_MULT_19 (125 << 12) -#define M5B_DPLL_DIV_19 (31 << 8) -#define M5B_CM_CLKSEL1_PLL_19_VAL MX_48M_SRC | MX_54M_SRC | \ - M5B_DPLL_DIV_19 | M5B_DPLL_MULT_19 | \ - MX_APLLS_CLIKIN_19_2 -/* - * #4 (ratio2) - * #3 (ratio2) baseport-target, target DPLL = 330*2 = 660MHz - */ -#define M3_DPLL_MULT_12 (55 << 12) -#define M3_DPLL_DIV_12 (1 << 8) -#define M3_CM_CLKSEL1_PLL_12_VAL MX_48M_SRC | MX_54M_SRC | \ - M3_DPLL_DIV_12 | M3_DPLL_MULT_12 | \ - MX_APLLS_CLIKIN_12 -#define M3_DPLL_MULT_13 (330 << 12) -#define M3_DPLL_DIV_13 (12 << 8) -#define M3_CM_CLKSEL1_PLL_13_VAL MX_48M_SRC | MX_54M_SRC | \ - M3_DPLL_DIV_13 | M3_DPLL_MULT_13 | \ - MX_APLLS_CLIKIN_13 -#define M3_DPLL_MULT_19 (275 << 12) -#define M3_DPLL_DIV_19 (15 << 8) -#define M3_CM_CLKSEL1_PLL_19_VAL MX_48M_SRC | MX_54M_SRC | \ - M3_DPLL_DIV_19 | M3_DPLL_MULT_19 | \ - MX_APLLS_CLIKIN_19_2 -/* boot (boot) */ -#define MB_DPLL_MULT (1 << 12) -#define MB_DPLL_DIV (0 << 8) -#define MB_CM_CLKSEL1_PLL_12_VAL MX_48M_SRC | MX_54M_SRC | MB_DPLL_DIV |\ - MB_DPLL_MULT | MX_APLLS_CLIKIN_12 - -#define MB_CM_CLKSEL1_PLL_13_VAL MX_48M_SRC | MX_54M_SRC | MB_DPLL_DIV |\ - MB_DPLL_MULT | MX_APLLS_CLIKIN_13 - -#define MB_CM_CLKSEL1_PLL_19_VAL MX_48M_SRC | MX_54M_SRC | MB_DPLL_DIV |\ - MB_DPLL_MULT | MX_APLLS_CLIKIN_19 - -/* - * 2430 - chassis (sedna) - * 165 (ratio1) same as above #2 - * 150 (ratio1) - * 133 (ratio2) same as above #4 - * 110 (ratio2) same as above #3 - * 104 (ratio2) - * boot (boot) - */ - -/* - * 2420 Equivalent - mode registers - * PRCM II , target DPLL = 2*300MHz = 600MHz - */ -#define MII_DPLL_MULT_12 (50 << 12) -#define MII_DPLL_DIV_12 (1 << 8) -#define MII_CM_CLKSEL1_PLL_12_VAL MX_48M_SRC | MX_54M_SRC | \ - MII_DPLL_DIV_12 | MII_DPLL_MULT_12 | \ - MX_APLLS_CLIKIN_12 -#define MII_DPLL_MULT_13 (300 << 12) -#define MII_DPLL_DIV_13 (12 << 8) -#define MII_CM_CLKSEL1_PLL_13_VAL MX_48M_SRC | MX_54M_SRC | \ - MII_DPLL_DIV_13 | MII_DPLL_MULT_13 | \ - MX_APLLS_CLIKIN_13 - -/* PRCM III target DPLL = 2*266 = 532MHz*/ -#define MIII_DPLL_MULT_12 (133 << 12) -#define MIII_DPLL_DIV_12 (5 << 8) -#define MIII_CM_CLKSEL1_PLL_12_VAL MX_48M_SRC | MX_54M_SRC | \ - MIII_DPLL_DIV_12 | MIII_DPLL_MULT_12 | \ - MX_APLLS_CLIKIN_12 -#define MIII_DPLL_MULT_13 (266 << 12) -#define MIII_DPLL_DIV_13 (12 << 8) -#define MIII_CM_CLKSEL1_PLL_13_VAL MX_48M_SRC | MX_54M_SRC | \ - MIII_DPLL_DIV_13 | MIII_DPLL_MULT_13 | \ - MX_APLLS_CLIKIN_13 - -/* PRCM VII (boot bypass) */ -#define MVII_CM_CLKSEL1_PLL_12_VAL MB_CM_CLKSEL1_PLL_12_VAL -#define MVII_CM_CLKSEL1_PLL_13_VAL MB_CM_CLKSEL1_PLL_13_VAL - -/* High and low operation value */ -#define MX_CLKSEL2_PLL_2x_VAL (2 << 0) -#define MX_CLKSEL2_PLL_1x_VAL (1 << 0) - -/* - * These represent optimal values for common parts, it won't work for all. - * As long as you scale down, most parameters are still work, they just - * become sub-optimal. The RFR value goes in the opposite direction. If you - * don't adjust it down as your clock period increases the refresh interval - * will not be met. Setting all parameters for complete worst case may work, - * but may cut memory performance by 2x. Due to errata the DLLs need to be - * unlocked and their value needs run time calibration. A dynamic call is - * need for that as no single right value exists acorss production samples. - * - * Only the FULL speed values are given. Current code is such that rate - * changes must be made at DPLLoutx2. The actual value adjustment for low - * frequency operation will be handled by omap_set_performance() - * - * By having the boot loader boot up in the fastest L4 speed available likely - * will result in something which you can switch between. - */ -#define V24XX_SDRC_RFR_CTRL_133MHz (0x0003de00 | 1) -#define V24XX_SDRC_RFR_CTRL_100MHz (0x0002da01 | 1) -#define V24XX_SDRC_RFR_CTRL_110MHz (0x0002da01 | 1) /* Need to calc */ -#define V24XX_SDRC_RFR_CTRL_BYPASS (0x00005000 | 1) /* Need to calc */ - -/* MPU speed defines */ -#define S12M 12000000 -#define S13M 13000000 -#define S19M 19200000 -#define S26M 26000000 -#define S100M 100000000 -#define S133M 133000000 -#define S150M 150000000 -#define S165M 165000000 -#define S200M 200000000 -#define S266M 266000000 -#define S300M 300000000 -#define S330M 330000000 -#define S400M 400000000 -#define S532M 532000000 -#define S600M 600000000 -#define S660M 660000000 - -/*------------------------------------------------------------------------- - * Key dividers which make up a PRCM set. Ratio's for a PRCM are mandated. - * xtal_speed, dpll_speed, mpu_speed, CM_CLKSEL_MPU, - * CM_CLKSEL_DSP, CM_CLKSEL_GFX, CM_CLKSEL1_CORE, CM_CLKSEL1_PLL, - * CM_CLKSEL2_PLL, CM_CLKSEL_MDM - * - * Filling in table based on H4 boards and 2430-SDPs variants available. - * There are quite a few more rates combinations which could be defined. - * - * When multiple values are defined the start up will try and choose the - * fastest one. If a 'fast' value is defined, then automatically, the /2 - * one should be included as it can be used. Generally having more that - * one fast set does not make sense, as static timings need to be changed - * to change the set. The exception is the bypass setting which is - * availble for low power bypass. - * - * Note: This table needs to be sorted, fastest to slowest. - *-------------------------------------------------------------------------*/ -static struct prcm_config rate_table[] = { - /* PRCM II - FAST */ - {S12M, S600M, S300M, RII_CM_CLKSEL_MPU_VAL, /* 300MHz ARM */ - RII_CM_CLKSEL_DSP_VAL, RII_CM_CLKSEL_GFX_VAL, - RII_CM_CLKSEL1_CORE_VAL, MII_CM_CLKSEL1_PLL_12_VAL, - MX_CLKSEL2_PLL_2x_VAL, 0, V24XX_SDRC_RFR_CTRL_100MHz, - RATE_IN_242X}, - - {S13M, S600M, S300M, RII_CM_CLKSEL_MPU_VAL, /* 300MHz ARM */ - RII_CM_CLKSEL_DSP_VAL, RII_CM_CLKSEL_GFX_VAL, - RII_CM_CLKSEL1_CORE_VAL, MII_CM_CLKSEL1_PLL_13_VAL, - MX_CLKSEL2_PLL_2x_VAL, 0, V24XX_SDRC_RFR_CTRL_100MHz, - RATE_IN_242X}, - - /* PRCM III - FAST */ - {S12M, S532M, S266M, RIII_CM_CLKSEL_MPU_VAL, /* 266MHz ARM */ - RIII_CM_CLKSEL_DSP_VAL, RIII_CM_CLKSEL_GFX_VAL, - RIII_CM_CLKSEL1_CORE_VAL, MIII_CM_CLKSEL1_PLL_12_VAL, - MX_CLKSEL2_PLL_2x_VAL, 0, V24XX_SDRC_RFR_CTRL_133MHz, - RATE_IN_242X}, - - {S13M, S532M, S266M, RIII_CM_CLKSEL_MPU_VAL, /* 266MHz ARM */ - RIII_CM_CLKSEL_DSP_VAL, RIII_CM_CLKSEL_GFX_VAL, - RIII_CM_CLKSEL1_CORE_VAL, MIII_CM_CLKSEL1_PLL_13_VAL, - MX_CLKSEL2_PLL_2x_VAL, 0, V24XX_SDRC_RFR_CTRL_133MHz, - RATE_IN_242X}, - - /* PRCM II - SLOW */ - {S12M, S300M, S150M, RII_CM_CLKSEL_MPU_VAL, /* 150MHz ARM */ - RII_CM_CLKSEL_DSP_VAL, RII_CM_CLKSEL_GFX_VAL, - RII_CM_CLKSEL1_CORE_VAL, MII_CM_CLKSEL1_PLL_12_VAL, - MX_CLKSEL2_PLL_2x_VAL, 0, V24XX_SDRC_RFR_CTRL_100MHz, - RATE_IN_242X}, - - {S13M, S300M, S150M, RII_CM_CLKSEL_MPU_VAL, /* 150MHz ARM */ - RII_CM_CLKSEL_DSP_VAL, RII_CM_CLKSEL_GFX_VAL, - RII_CM_CLKSEL1_CORE_VAL, MII_CM_CLKSEL1_PLL_13_VAL, - MX_CLKSEL2_PLL_2x_VAL, 0, V24XX_SDRC_RFR_CTRL_100MHz, - RATE_IN_242X}, - - /* PRCM III - SLOW */ - {S12M, S266M, S133M, RIII_CM_CLKSEL_MPU_VAL, /* 133MHz ARM */ - RIII_CM_CLKSEL_DSP_VAL, RIII_CM_CLKSEL_GFX_VAL, - RIII_CM_CLKSEL1_CORE_VAL, MIII_CM_CLKSEL1_PLL_12_VAL, - MX_CLKSEL2_PLL_2x_VAL, 0, V24XX_SDRC_RFR_CTRL_133MHz, - RATE_IN_242X}, - - {S13M, S266M, S133M, RIII_CM_CLKSEL_MPU_VAL, /* 133MHz ARM */ - RIII_CM_CLKSEL_DSP_VAL, RIII_CM_CLKSEL_GFX_VAL, - RIII_CM_CLKSEL1_CORE_VAL, MIII_CM_CLKSEL1_PLL_13_VAL, - MX_CLKSEL2_PLL_2x_VAL, 0, V24XX_SDRC_RFR_CTRL_133MHz, - RATE_IN_242X}, - - /* PRCM-VII (boot-bypass) */ - {S12M, S12M, S12M, RVII_CM_CLKSEL_MPU_VAL, /* 12MHz ARM*/ - RVII_CM_CLKSEL_DSP_VAL, RVII_CM_CLKSEL_GFX_VAL, - RVII_CM_CLKSEL1_CORE_VAL, MVII_CM_CLKSEL1_PLL_12_VAL, - MX_CLKSEL2_PLL_2x_VAL, 0, V24XX_SDRC_RFR_CTRL_BYPASS, - RATE_IN_242X}, - - /* PRCM-VII (boot-bypass) */ - {S13M, S13M, S13M, RVII_CM_CLKSEL_MPU_VAL, /* 13MHz ARM */ - RVII_CM_CLKSEL_DSP_VAL, RVII_CM_CLKSEL_GFX_VAL, - RVII_CM_CLKSEL1_CORE_VAL, MVII_CM_CLKSEL1_PLL_13_VAL, - MX_CLKSEL2_PLL_2x_VAL, 0, V24XX_SDRC_RFR_CTRL_BYPASS, - RATE_IN_242X}, - - /* PRCM #3 - ratio2 (ES2) - FAST */ - {S13M, S660M, S330M, R2_CM_CLKSEL_MPU_VAL, /* 330MHz ARM */ - R2_CM_CLKSEL_DSP_VAL, R2_CM_CLKSEL_GFX_VAL, - R2_CM_CLKSEL1_CORE_VAL, M3_CM_CLKSEL1_PLL_13_VAL, - MX_CLKSEL2_PLL_2x_VAL, R2_CM_CLKSEL_MDM_VAL, - V24XX_SDRC_RFR_CTRL_110MHz, - RATE_IN_243X}, - - /* PRCM #5a - ratio1 - FAST */ - {S13M, S532M, S266M, R1_CM_CLKSEL_MPU_VAL, /* 266MHz ARM */ - R1_CM_CLKSEL_DSP_VAL, R1_CM_CLKSEL_GFX_VAL, - R1_CM_CLKSEL1_CORE_VAL, M5A_CM_CLKSEL1_PLL_13_VAL, - MX_CLKSEL2_PLL_2x_VAL, R1_CM_CLKSEL_MDM_VAL, - V24XX_SDRC_RFR_CTRL_133MHz, - RATE_IN_243X}, - - /* PRCM #5b - ratio1 - FAST */ - {S13M, S400M, S200M, R1_CM_CLKSEL_MPU_VAL, /* 200MHz ARM */ - R1_CM_CLKSEL_DSP_VAL, R1_CM_CLKSEL_GFX_VAL, - R1_CM_CLKSEL1_CORE_VAL, M5B_CM_CLKSEL1_PLL_13_VAL, - MX_CLKSEL2_PLL_2x_VAL, R1_CM_CLKSEL_MDM_VAL, - V24XX_SDRC_RFR_CTRL_100MHz, - RATE_IN_243X}, - - /* PRCM #3 - ratio2 (ES2) - SLOW */ - {S13M, S330M, S165M, R2_CM_CLKSEL_MPU_VAL, /* 165MHz ARM */ - R2_CM_CLKSEL_DSP_VAL, R2_CM_CLKSEL_GFX_VAL, - R2_CM_CLKSEL1_CORE_VAL, M3_CM_CLKSEL1_PLL_13_VAL, - MX_CLKSEL2_PLL_1x_VAL, R2_CM_CLKSEL_MDM_VAL, - V24XX_SDRC_RFR_CTRL_110MHz, - RATE_IN_243X}, - - /* PRCM #5a - ratio1 - SLOW */ - {S13M, S266M, S133M, R1_CM_CLKSEL_MPU_VAL, /* 133MHz ARM */ - R1_CM_CLKSEL_DSP_VAL, R1_CM_CLKSEL_GFX_VAL, - R1_CM_CLKSEL1_CORE_VAL, M5A_CM_CLKSEL1_PLL_13_VAL, - MX_CLKSEL2_PLL_1x_VAL, R1_CM_CLKSEL_MDM_VAL, - V24XX_SDRC_RFR_CTRL_133MHz, - RATE_IN_243X}, - - /* PRCM #5b - ratio1 - SLOW*/ - {S13M, S200M, S100M, R1_CM_CLKSEL_MPU_VAL, /* 100MHz ARM */ - R1_CM_CLKSEL_DSP_VAL, R1_CM_CLKSEL_GFX_VAL, - R1_CM_CLKSEL1_CORE_VAL, M5B_CM_CLKSEL1_PLL_13_VAL, - MX_CLKSEL2_PLL_1x_VAL, R1_CM_CLKSEL_MDM_VAL, - V24XX_SDRC_RFR_CTRL_100MHz, - RATE_IN_243X}, - - /* PRCM-boot/bypass */ - {S13M, S13M, S13M, RB_CM_CLKSEL_MPU_VAL, /* 13Mhz */ - RB_CM_CLKSEL_DSP_VAL, RB_CM_CLKSEL_GFX_VAL, - RB_CM_CLKSEL1_CORE_VAL, MB_CM_CLKSEL1_PLL_13_VAL, - MX_CLKSEL2_PLL_2x_VAL, RB_CM_CLKSEL_MDM_VAL, - V24XX_SDRC_RFR_CTRL_BYPASS, - RATE_IN_243X}, - - /* PRCM-boot/bypass */ - {S12M, S12M, S12M, RB_CM_CLKSEL_MPU_VAL, /* 12Mhz */ - RB_CM_CLKSEL_DSP_VAL, RB_CM_CLKSEL_GFX_VAL, - RB_CM_CLKSEL1_CORE_VAL, MB_CM_CLKSEL1_PLL_12_VAL, - MX_CLKSEL2_PLL_2x_VAL, RB_CM_CLKSEL_MDM_VAL, - V24XX_SDRC_RFR_CTRL_BYPASS, - RATE_IN_243X}, - - { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, -}; - -/*------------------------------------------------------------------------- - * 24xx clock tree. - * - * NOTE:In many cases here we are assigning a 'default' parent. In many - * cases the parent is selectable. The get/set parent calls will also - * switch sources. - * - * Many some clocks say always_enabled, but they can be auto idled for - * power savings. They will always be available upon clock request. - * - * Several sources are given initial rates which may be wrong, this will - * be fixed up in the init func. - * - * Things are broadly separated below by clock domains. It is - * noteworthy that most periferals have dependencies on multiple clock - * domains. Many get their interface clocks from the L4 domain, but get - * functional clocks from fixed sources or other core domain derived - * clocks. - *-------------------------------------------------------------------------*/ - -/* Base external input clocks */ -static struct clk func_32k_ck = { - .name = "func_32k_ck", - .rate = 32000, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_FIXED | ALWAYS_ENABLED, -}; - -/* Typical 12/13MHz in standalone mode, will be 26Mhz in chassis mode */ -static struct clk osc_ck = { /* (*12, *13, 19.2, *26, 38.4)MHz */ - .name = "osc_ck", - .rate = 26000000, /* fixed up in clock init */ - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_FIXED | RATE_PROPAGATES, -}; - -/* With out modem likely 12MHz, with modem likely 13MHz */ -static struct clk sys_ck = { /* (*12, *13, 19.2, 26, 38.4)MHz */ - .name = "sys_ck", /* ~ ref_clk also */ - .parent = &osc_ck, - .rate = 13000000, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_FIXED | ALWAYS_ENABLED | RATE_PROPAGATES, - .rate_offset = 6, /* sysclkdiv 1 or 2, already handled or no boot */ - .recalc = &omap2_sys_clk_recalc, -}; - -static struct clk alt_ck = { /* Typical 54M or 48M, may not exist */ - .name = "alt_ck", - .rate = 54000000, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_FIXED | ALWAYS_ENABLED | RATE_PROPAGATES, - .recalc = &omap2_propagate_rate, -}; - -/* - * Analog domain root source clocks - */ - -/* dpll_ck, is broken out in to special cases through clksel */ -static struct clk dpll_ck = { - .name = "dpll_ck", - .parent = &sys_ck, /* Can be func_32k also */ - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_PROPAGATES | RATE_CKCTL | CM_PLL_SEL1, - .recalc = &omap2_clksel_recalc, -}; - -static struct clk apll96_ck = { - .name = "apll96_ck", - .parent = &sys_ck, - .rate = 96000000, - .flags = CLOCK_IN_OMAP242X |CLOCK_IN_OMAP243X | - RATE_FIXED | RATE_PROPAGATES, - .enable_reg = (void __iomem *)&CM_CLKEN_PLL, - .enable_bit = 0x2, - .recalc = &omap2_propagate_rate, -}; - -static struct clk apll54_ck = { - .name = "apll54_ck", - .parent = &sys_ck, - .rate = 54000000, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_FIXED | RATE_PROPAGATES, - .enable_reg = (void __iomem *)&CM_CLKEN_PLL, - .enable_bit = 0x6, - .recalc = &omap2_propagate_rate, -}; +int omap2_clk_enable(struct clk *clk); +void omap2_clk_disable(struct clk *clk); +long omap2_clk_round_rate(struct clk *clk, unsigned long rate); +int omap2_clk_set_rate(struct clk *clk, unsigned long rate); +int omap2_clk_set_parent(struct clk *clk, struct clk *new_parent); -/* - * PRCM digital base sources - */ -static struct clk func_54m_ck = { - .name = "func_54m_ck", - .parent = &apll54_ck, /* can also be alt_clk */ - .rate = 54000000, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_FIXED | CM_PLL_SEL1 | RATE_PROPAGATES, - .src_offset = 5, - .enable_reg = (void __iomem *)&CM_CLKEN_PLL, - .enable_bit = 0xff, - .recalc = &omap2_propagate_rate, -}; - -static struct clk core_ck = { - .name = "core_ck", - .parent = &dpll_ck, /* can also be 32k */ - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - ALWAYS_ENABLED | RATE_PROPAGATES, - .recalc = &omap2_propagate_rate, -}; - -static struct clk sleep_ck = { /* sys_clk or 32k */ - .name = "sleep_ck", - .parent = &func_32k_ck, - .rate = 32000, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .recalc = &omap2_propagate_rate, -}; - -static struct clk func_96m_ck = { - .name = "func_96m_ck", - .parent = &apll96_ck, - .rate = 96000000, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_FIXED | RATE_PROPAGATES, - .enable_reg = (void __iomem *)&CM_CLKEN_PLL, - .enable_bit = 0xff, - .recalc = &omap2_propagate_rate, -}; - -static struct clk func_48m_ck = { - .name = "func_48m_ck", - .parent = &apll96_ck, /* 96M or Alt */ - .rate = 48000000, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_FIXED | CM_PLL_SEL1 | RATE_PROPAGATES, - .src_offset = 3, - .enable_reg = (void __iomem *)&CM_CLKEN_PLL, - .enable_bit = 0xff, - .recalc = &omap2_propagate_rate, -}; - -static struct clk func_12m_ck = { - .name = "func_12m_ck", - .parent = &func_48m_ck, - .rate = 12000000, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_FIXED | RATE_PROPAGATES, - .recalc = &omap2_propagate_rate, - .enable_reg = (void __iomem *)&CM_CLKEN_PLL, - .enable_bit = 0xff, -}; - -/* Secure timer, only available in secure mode */ -static struct clk wdt1_osc_ck = { - .name = "ck_wdt1_osc", - .parent = &osc_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk sys_clkout = { - .name = "sys_clkout", - .parent = &func_54m_ck, - .rate = 54000000, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - CM_SYSCLKOUT_SEL1 | RATE_CKCTL, - .src_offset = 0, - .enable_reg = (void __iomem *)&PRCM_CLKOUT_CTRL, - .enable_bit = 7, - .rate_offset = 3, - .recalc = &omap2_clksel_recalc, -}; - -/* In 2430, new in 2420 ES2 */ -static struct clk sys_clkout2 = { - .name = "sys_clkout2", - .parent = &func_54m_ck, - .rate = 54000000, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - CM_SYSCLKOUT_SEL1 | RATE_CKCTL, - .src_offset = 8, - .enable_reg = (void __iomem *)&PRCM_CLKOUT_CTRL, - .enable_bit = 15, - .rate_offset = 11, - .recalc = &omap2_clksel_recalc, -}; - -static struct clk emul_ck = { - .name = "emul_ck", - .parent = &func_54m_ck, - .flags = CLOCK_IN_OMAP242X, - .enable_reg = (void __iomem *)&PRCM_CLKEMUL_CTRL, - .enable_bit = 0, - .recalc = &omap2_propagate_rate, - -}; - -/* - * MPU clock domain - * Clocks: - * MPU_FCLK, MPU_ICLK - * INT_M_FCLK, INT_M_I_CLK - * - * - Individual clocks are hardware managed. - * - Base divider comes from: CM_CLKSEL_MPU - * - */ -static struct clk mpu_ck = { /* Control cpu */ - .name = "mpu_ck", - .parent = &core_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | RATE_CKCTL | - ALWAYS_ENABLED | CM_MPU_SEL1 | DELAYED_APP | - CONFIG_PARTICIPANT | RATE_PROPAGATES, - .rate_offset = 0, /* bits 0-4 */ - .recalc = &omap2_clksel_recalc, -}; - -/* - * DSP (2430-IVA2.1) (2420-UMA+IVA1) clock domain - * Clocks: - * 2430: IVA2.1_FCLK, IVA2.1_ICLK - * 2420: UMA_FCLK, UMA_ICLK, IVA_MPU, IVA_COP - */ -static struct clk iva2_1_fck = { - .name = "iva2_1_fck", - .parent = &core_ck, - .flags = CLOCK_IN_OMAP243X | RATE_CKCTL | CM_DSP_SEL1 | - DELAYED_APP | RATE_PROPAGATES | - CONFIG_PARTICIPANT, - .rate_offset = 0, - .enable_reg = (void __iomem *)&CM_FCLKEN_DSP, - .enable_bit = 0, - .recalc = &omap2_clksel_recalc, -}; - -static struct clk iva2_1_ick = { - .name = "iva2_1_ick", - .parent = &iva2_1_fck, - .flags = CLOCK_IN_OMAP243X | RATE_CKCTL | CM_DSP_SEL1 | - DELAYED_APP | CONFIG_PARTICIPANT, - .rate_offset = 5, - .recalc = &omap2_clksel_recalc, -}; - -/* - * Won't be too specific here. The core clock comes into this block - * it is divided then tee'ed. One branch goes directly to xyz enable - * controls. The other branch gets further divided by 2 then possibly - * routed into a synchronizer and out of clocks abc. - */ -static struct clk dsp_fck = { - .name = "dsp_fck", - .parent = &core_ck, - .flags = CLOCK_IN_OMAP242X | RATE_CKCTL | CM_DSP_SEL1 | - DELAYED_APP | CONFIG_PARTICIPANT | RATE_PROPAGATES, - .rate_offset = 0, - .enable_reg = (void __iomem *)&CM_FCLKEN_DSP, - .enable_bit = 0, - .recalc = &omap2_clksel_recalc, -}; - -static struct clk dsp_ick = { - .name = "dsp_ick", /* apparently ipi and isp */ - .parent = &dsp_fck, - .flags = CLOCK_IN_OMAP242X | RATE_CKCTL | CM_DSP_SEL1 | - DELAYED_APP | CONFIG_PARTICIPANT, - .rate_offset = 5, - .enable_reg = (void __iomem *)&CM_ICLKEN_DSP, - .enable_bit = 1, /* for ipi */ - .recalc = &omap2_clksel_recalc, -}; - -static struct clk iva1_ifck = { - .name = "iva1_ifck", - .parent = &core_ck, - .flags = CLOCK_IN_OMAP242X | CM_DSP_SEL1 | RATE_CKCTL | - CONFIG_PARTICIPANT | RATE_PROPAGATES | DELAYED_APP, - .rate_offset= 8, - .enable_reg = (void __iomem *)&CM_FCLKEN_DSP, - .enable_bit = 10, - .recalc = &omap2_clksel_recalc, -}; - -/* IVA1 mpu/int/i/f clocks are /2 of parent */ -static struct clk iva1_mpu_int_ifck = { - .name = "iva1_mpu_int_ifck", - .parent = &iva1_ifck, - .flags = CLOCK_IN_OMAP242X | RATE_CKCTL | CM_DSP_SEL1, - .enable_reg = (void __iomem *)&CM_FCLKEN_DSP, - .enable_bit = 8, - .recalc = &omap2_clksel_recalc, -}; - -/* - * L3 clock domain - * L3 clocks are used for both interface and functional clocks to - * multiple entities. Some of these clocks are completely managed - * by hardware, and some others allow software control. Hardware - * managed ones general are based on directly CLK_REQ signals and - * various auto idle settings. The functional spec sets many of these - * as 'tie-high' for their enables. - * - * I-CLOCKS: - * L3-Interconnect, SMS, GPMC, SDRC, OCM_RAM, OCM_ROM, SDMA - * CAM, HS-USB. - * F-CLOCK - * SSI. - * - * GPMC memories and SDRC have timing and clock sensitive registers which - * may very well need notification when the clock changes. Currently for low - * operating points, these are taken care of in sleep.S. - */ -static struct clk core_l3_ck = { /* Used for ick and fck, interconnect */ - .name = "core_l3_ck", - .parent = &core_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_CKCTL | ALWAYS_ENABLED | CM_CORE_SEL1 | - DELAYED_APP | CONFIG_PARTICIPANT | - RATE_PROPAGATES, - .rate_offset = 0, - .recalc = &omap2_clksel_recalc, -}; - -static struct clk usb_l4_ick = { /* FS-USB interface clock */ - .name = "usb_l4_ick", - .parent = &core_l3_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_CKCTL | CM_CORE_SEL1 | DELAYED_APP | - CONFIG_PARTICIPANT, - .enable_reg = (void __iomem *)&CM_ICLKEN2_CORE, - .enable_bit = 0, - .rate_offset = 25, - .recalc = &omap2_clksel_recalc, -}; - -/* - * SSI is in L3 management domain, its direct parent is core not l3, - * many core power domain entities are grouped into the L3 clock - * domain. - * SSI_SSR_FCLK, SSI_SST_FCLK, SSI_L4_CLIK - * - * ssr = core/1/2/3/4/5, sst = 1/2 ssr. - */ -static struct clk ssi_ssr_sst_fck = { - .name = "ssi_fck", - .parent = &core_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_CKCTL | CM_CORE_SEL1 | DELAYED_APP, - .enable_reg = (void __iomem *)&CM_FCLKEN2_CORE, /* bit 1 */ - .enable_bit = 1, - .rate_offset = 20, - .recalc = &omap2_clksel_recalc, -}; - -/* - * GFX clock domain - * Clocks: - * GFX_FCLK, GFX_ICLK - * GFX_CG1(2d), GFX_CG2(3d) - * - * GFX_FCLK runs from L3, and is divided by (1,2,3,4) - * The 2d and 3d clocks run at a hardware determined - * divided value of fclk. - * - */ -static struct clk gfx_3d_fck = { - .name = "gfx_3d_fck", - .parent = &core_l3_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_CKCTL | CM_GFX_SEL1, - .enable_reg = (void __iomem *)&CM_FCLKEN_GFX, - .enable_bit = 2, - .rate_offset= 0, - .recalc = &omap2_clksel_recalc, -}; - -static struct clk gfx_2d_fck = { - .name = "gfx_2d_fck", - .parent = &core_l3_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_CKCTL | CM_GFX_SEL1, - .enable_reg = (void __iomem *)&CM_FCLKEN_GFX, - .enable_bit = 1, - .rate_offset= 0, - .recalc = &omap2_clksel_recalc, -}; - -static struct clk gfx_ick = { - .name = "gfx_ick", /* From l3 */ - .parent = &core_l3_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_CKCTL, - .enable_reg = (void __iomem *)&CM_ICLKEN_GFX, /* bit 0 */ - .enable_bit = 0, - .recalc = &omap2_followparent_recalc, -}; - -/* - * Modem clock domain (2430) - * CLOCKS: - * MDM_OSC_CLK - * MDM_ICLK - */ -static struct clk mdm_ick = { /* used both as a ick and fck */ - .name = "mdm_ick", - .parent = &core_ck, - .flags = CLOCK_IN_OMAP243X | RATE_CKCTL | CM_MODEM_SEL1 | - DELAYED_APP | CONFIG_PARTICIPANT, - .rate_offset = 0, - .enable_reg = (void __iomem *)&CM_ICLKEN_MDM, - .enable_bit = 0, - .recalc = &omap2_clksel_recalc, -}; - -static struct clk mdm_osc_ck = { - .name = "mdm_osc_ck", - .rate = 26000000, - .parent = &osc_ck, - .flags = CLOCK_IN_OMAP243X | RATE_FIXED, - .enable_reg = (void __iomem *)&CM_FCLKEN_MDM, - .enable_bit = 1, - .recalc = &omap2_followparent_recalc, -}; - -/* - * L4 clock management domain - * - * This domain contains lots of interface clocks from the L4 interface, some - * functional clocks. Fixed APLL functional source clocks are managed in - * this domain. - */ -static struct clk l4_ck = { /* used both as an ick and fck */ - .name = "l4_ck", - .parent = &core_l3_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_CKCTL | ALWAYS_ENABLED | CM_CORE_SEL1 | - DELAYED_APP | RATE_PROPAGATES, - .rate_offset = 5, - .recalc = &omap2_clksel_recalc, -}; - -static struct clk ssi_l4_ick = { - .name = "ssi_l4_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | RATE_CKCTL, - .enable_reg = (void __iomem *)&CM_ICLKEN2_CORE, /* bit 1 */ - .enable_bit = 1, - .recalc = &omap2_followparent_recalc, -}; - -/* - * DSS clock domain - * CLOCKs: - * DSS_L4_ICLK, DSS_L3_ICLK, - * DSS_CLK1, DSS_CLK2, DSS_54MHz_CLK - * - * DSS is both initiator and target. - */ -static struct clk dss_ick = { /* Enables both L3,L4 ICLK's */ - .name = "dss_ick", - .parent = &l4_ck, /* really both l3 and l4 */ - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | RATE_CKCTL, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 0, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk dss1_fck = { - .name = "dss1_fck", - .parent = &core_ck, /* Core or sys */ - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_CKCTL | CM_CORE_SEL1 | DELAYED_APP, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 0, - .rate_offset = 8, - .src_offset = 8, - .recalc = &omap2_clksel_recalc, -}; - -static struct clk dss2_fck = { /* Alt clk used in power management */ - .name = "dss2_fck", - .parent = &sys_ck, /* fixed at sys_ck or 48MHz */ - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_CKCTL | CM_CORE_SEL1 | RATE_FIXED | - DELAYED_APP, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 1, - .src_offset = 13, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk dss_54m_fck = { /* Alt clk used in power management */ - .name = "dss_54m_fck", /* 54m tv clk */ - .parent = &func_54m_ck, - .rate = 54000000, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - RATE_FIXED | RATE_PROPAGATES, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 2, - .recalc = &omap2_propagate_rate, -}; - -/* - * CORE power domain ICLK & FCLK defines. - * Many of the these can have more than one possible parent. Entries - * here will likely have an L4 interface parent, and may have multiple - * functional clock parents. - */ -static struct clk gpt1_ick = { - .name = "gpt1_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN_WKUP, /* Bit0 */ - .enable_bit = 0, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt1_fck = { - .name = "gpt1_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - CM_WKUP_SEL1, - .enable_reg = (void __iomem *)&CM_FCLKEN_WKUP, /* Bit0 */ - .enable_bit = 0, - .src_offset = 0, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt2_ick = { - .name = "gpt2_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, /* Bit4 */ - .enable_bit = 4, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt2_fck = { - .name = "gpt2_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - CM_CORE_SEL2, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 4, - .src_offset = 2, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt3_ick = { - .name = "gpt3_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, /* Bit5 */ - .enable_bit = 5, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt3_fck = { - .name = "gpt3_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - CM_CORE_SEL2, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 5, - .src_offset = 4, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt4_ick = { - .name = "gpt4_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, /* Bit6 */ - .enable_bit = 6, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt4_fck = { - .name = "gpt4_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - CM_CORE_SEL2, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 6, - .src_offset = 6, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt5_ick = { - .name = "gpt5_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, /* Bit7 */ - .enable_bit = 7, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt5_fck = { - .name = "gpt5_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - CM_CORE_SEL2, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 7, - .src_offset = 8, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt6_ick = { - .name = "gpt6_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_bit = 8, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, /* bit8 */ - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt6_fck = { - .name = "gpt6_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - CM_CORE_SEL2, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 8, - .src_offset = 10, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt7_ick = { - .name = "gpt7_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, /* bit9 */ - .enable_bit = 9, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt7_fck = { - .name = "gpt7_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - CM_CORE_SEL2, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 9, - .src_offset = 12, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt8_ick = { - .name = "gpt8_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, /* bit10 */ - .enable_bit = 10, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt8_fck = { - .name = "gpt8_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - CM_CORE_SEL2, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 10, - .src_offset = 14, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt9_ick = { - .name = "gpt9_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 11, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt9_fck = { - .name = "gpt9_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - CM_CORE_SEL2, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 11, - .src_offset = 16, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt10_ick = { - .name = "gpt10_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 12, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt10_fck = { - .name = "gpt10_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - CM_CORE_SEL2, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 12, - .src_offset = 18, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt11_ick = { - .name = "gpt11_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 13, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt11_fck = { - .name = "gpt11_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - CM_CORE_SEL2, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 13, - .src_offset = 20, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt12_ick = { - .name = "gpt12_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, /* bit14 */ - .enable_bit = 14, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpt12_fck = { - .name = "gpt12_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - CM_CORE_SEL2, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 14, - .src_offset = 22, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mcbsp1_ick = { - .name = "mcbsp1_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_bit = 15, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, /* bit16 */ - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mcbsp1_fck = { - .name = "mcbsp1_fck", - .parent = &func_96m_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_bit = 15, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mcbsp2_ick = { - .name = "mcbsp2_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_bit = 16, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mcbsp2_fck = { - .name = "mcbsp2_fck", - .parent = &func_96m_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_bit = 16, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mcbsp3_ick = { - .name = "mcbsp3_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN2_CORE, - .enable_bit = 3, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mcbsp3_fck = { - .name = "mcbsp3_fck", - .parent = &func_96m_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN2_CORE, - .enable_bit = 3, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mcbsp4_ick = { - .name = "mcbsp4_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN2_CORE, - .enable_bit = 4, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mcbsp4_fck = { - .name = "mcbsp4_fck", - .parent = &func_96m_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN2_CORE, - .enable_bit = 4, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mcbsp5_ick = { - .name = "mcbsp5_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN2_CORE, - .enable_bit = 5, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mcbsp5_fck = { - .name = "mcbsp5_fck", - .parent = &func_96m_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN2_CORE, - .enable_bit = 5, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mcspi1_ick = { - .name = "mcspi_ick", - .id = 1, - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 17, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mcspi1_fck = { - .name = "mcspi_fck", - .id = 1, - .parent = &func_48m_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 17, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mcspi2_ick = { - .name = "mcspi_ick", - .id = 2, - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 18, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mcspi2_fck = { - .name = "mcspi_fck", - .id = 2, - .parent = &func_48m_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 18, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mcspi3_ick = { - .name = "mcspi_ick", - .id = 3, - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN2_CORE, - .enable_bit = 9, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mcspi3_fck = { - .name = "mcspi_fck", - .id = 3, - .parent = &func_48m_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN2_CORE, - .enable_bit = 9, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk uart1_ick = { - .name = "uart1_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 21, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk uart1_fck = { - .name = "uart1_fck", - .parent = &func_48m_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 21, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk uart2_ick = { - .name = "uart2_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 22, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk uart2_fck = { - .name = "uart2_fck", - .parent = &func_48m_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 22, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk uart3_ick = { - .name = "uart3_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN2_CORE, - .enable_bit = 2, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk uart3_fck = { - .name = "uart3_fck", - .parent = &func_48m_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN2_CORE, - .enable_bit = 2, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpios_ick = { - .name = "gpios_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN_WKUP, - .enable_bit = 2, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk gpios_fck = { - .name = "gpios_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN_WKUP, - .enable_bit = 2, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mpu_wdt_ick = { - .name = "mpu_wdt_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN_WKUP, - .enable_bit = 3, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mpu_wdt_fck = { - .name = "mpu_wdt_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN_WKUP, - .enable_bit = 3, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk sync_32k_ick = { - .name = "sync_32k_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN_WKUP, - .enable_bit = 1, - .recalc = &omap2_followparent_recalc, -}; -static struct clk wdt1_ick = { - .name = "wdt1_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN_WKUP, - .enable_bit = 4, - .recalc = &omap2_followparent_recalc, -}; -static struct clk omapctrl_ick = { - .name = "omapctrl_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN_WKUP, - .enable_bit = 5, - .recalc = &omap2_followparent_recalc, -}; -static struct clk icr_ick = { - .name = "icr_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN_WKUP, - .enable_bit = 6, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk cam_ick = { - .name = "cam_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 31, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk cam_fck = { - .name = "cam_fck", - .parent = &func_96m_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 31, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mailboxes_ick = { - .name = "mailboxes_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 30, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk wdt4_ick = { - .name = "wdt4_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 29, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk wdt4_fck = { - .name = "wdt4_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 29, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk wdt3_ick = { - .name = "wdt3_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 28, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk wdt3_fck = { - .name = "wdt3_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP242X, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 28, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mspro_ick = { - .name = "mspro_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 27, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mspro_fck = { - .name = "mspro_fck", - .parent = &func_96m_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 27, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mmc_ick = { - .name = "mmc_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 26, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mmc_fck = { - .name = "mmc_fck", - .parent = &func_96m_ck, - .flags = CLOCK_IN_OMAP242X, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 26, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk fac_ick = { - .name = "fac_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 25, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk fac_fck = { - .name = "fac_fck", - .parent = &func_12m_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 25, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk eac_ick = { - .name = "eac_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 24, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk eac_fck = { - .name = "eac_fck", - .parent = &func_96m_ck, - .flags = CLOCK_IN_OMAP242X, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 24, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk hdq_ick = { - .name = "hdq_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 23, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk hdq_fck = { - .name = "hdq_fck", - .parent = &func_12m_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 23, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk i2c2_ick = { - .name = "i2c_ick", - .id = 2, - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 20, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk i2c2_fck = { - .name = "i2c_fck", - .id = 2, - .parent = &func_12m_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 20, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk i2chs2_fck = { - .name = "i2chs2_fck", - .parent = &func_96m_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN2_CORE, - .enable_bit = 20, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk i2c1_ick = { - .name = "i2c_ick", - .id = 1, - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 19, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk i2c1_fck = { - .name = "i2c_fck", - .id = 1, - .parent = &func_12m_ck, - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 19, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk i2chs1_fck = { - .name = "i2chs1_fck", - .parent = &func_96m_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN2_CORE, - .enable_bit = 19, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk vlynq_ick = { - .name = "vlynq_ick", - .parent = &core_l3_ck, - .flags = CLOCK_IN_OMAP242X, - .enable_reg = (void __iomem *)&CM_ICLKEN1_CORE, - .enable_bit = 3, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk vlynq_fck = { - .name = "vlynq_fck", - .parent = &func_96m_ck, - .flags = CLOCK_IN_OMAP242X | RATE_CKCTL | CM_CORE_SEL1 | DELAYED_APP, - .enable_reg = (void __iomem *)&CM_FCLKEN1_CORE, - .enable_bit = 3, - .src_offset = 15, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk sdrc_ick = { - .name = "sdrc_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN3_CORE, - .enable_bit = 2, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk des_ick = { - .name = "des_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP243X | CLOCK_IN_OMAP242X, - .enable_reg = (void __iomem *)&CM_ICLKEN4_CORE, - .enable_bit = 0, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk sha_ick = { - .name = "sha_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP243X | CLOCK_IN_OMAP242X, - .enable_reg = (void __iomem *)&CM_ICLKEN4_CORE, - .enable_bit = 1, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk rng_ick = { - .name = "rng_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP243X | CLOCK_IN_OMAP242X, - .enable_reg = (void __iomem *)&CM_ICLKEN4_CORE, - .enable_bit = 2, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk aes_ick = { - .name = "aes_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP243X | CLOCK_IN_OMAP242X, - .enable_reg = (void __iomem *)&CM_ICLKEN4_CORE, - .enable_bit = 3, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk pka_ick = { - .name = "pka_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP243X | CLOCK_IN_OMAP242X, - .enable_reg = (void __iomem *)&CM_ICLKEN4_CORE, - .enable_bit = 4, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk usb_fck = { - .name = "usb_fck", - .parent = &func_48m_ck, - .flags = CLOCK_IN_OMAP243X | CLOCK_IN_OMAP242X, - .enable_reg = (void __iomem *)&CM_FCLKEN2_CORE, - .enable_bit = 0, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk usbhs_ick = { - .name = "usbhs_ick", - .parent = &core_l3_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN2_CORE, - .enable_bit = 6, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mmchs1_ick = { - .name = "mmchs1_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN2_CORE, - .enable_bit = 7, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mmchs1_fck = { - .name = "mmchs1_fck", - .parent = &func_96m_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN2_CORE, - .enable_bit = 7, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mmchs2_ick = { - .name = "mmchs2_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN2_CORE, - .enable_bit = 8, - .recalc = &omap2_followparent_recalc, -}; - -static struct clk mmchs2_fck = { - .name = "mmchs2_fck", - .parent = &func_96m_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN2_CORE, - .enable_bit = 8, - .recalc = &omap2_followparent_recalc, -}; +#ifdef CONFIG_OMAP_RESET_CLOCKS +void omap2_clk_disable_unused(struct clk *clk); +#else +#define omap2_clk_disable_unused NULL +#endif -static struct clk gpio5_ick = { - .name = "gpio5_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN2_CORE, - .enable_bit = 10, - .recalc = &omap2_followparent_recalc, -}; +void omap2_clksel_recalc(struct clk *clk); +void omap2_init_clksel_parent(struct clk *clk); +u32 omap2_clksel_get_divisor(struct clk *clk); +u32 omap2_clksel_round_rate_div(struct clk *clk, unsigned long target_rate, + u32 *new_div); +u32 omap2_clksel_to_divisor(struct clk *clk, u32 field_val); +u32 omap2_divisor_to_clksel(struct clk *clk, u32 div); +void omap2_fixed_divisor_recalc(struct clk *clk); +long omap2_clksel_round_rate(struct clk *clk, unsigned long target_rate); +int omap2_clksel_set_rate(struct clk *clk, unsigned long rate); +u32 omap2_get_dpll_rate(struct clk *clk); +int omap2_wait_clock_ready(void __iomem *reg, u32 cval, const char *name); -static struct clk gpio5_fck = { - .name = "gpio5_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN2_CORE, - .enable_bit = 10, - .recalc = &omap2_followparent_recalc, -}; +extern u8 cpu_mask; -static struct clk mdm_intc_ick = { - .name = "mdm_intc_ick", - .parent = &l4_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_ICLKEN2_CORE, - .enable_bit = 11, - .recalc = &omap2_followparent_recalc, +/* clksel_rate data common to 24xx/343x */ +static const struct clksel_rate gpt_32k_rates[] = { + { .div = 1, .val = 0, .flags = RATE_IN_24XX | RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } }; -static struct clk mmchsdb1_fck = { - .name = "mmchsdb1_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN2_CORE, - .enable_bit = 16, - .recalc = &omap2_followparent_recalc, +static const struct clksel_rate gpt_sys_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_24XX | RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } }; -static struct clk mmchsdb2_fck = { - .name = "mmchsdb2_fck", - .parent = &func_32k_ck, - .flags = CLOCK_IN_OMAP243X, - .enable_reg = (void __iomem *)&CM_FCLKEN2_CORE, - .enable_bit = 17, - .recalc = &omap2_followparent_recalc, +static const struct clksel_rate gfx_l3_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_24XX | RATE_IN_343X }, + { .div = 2, .val = 2, .flags = RATE_IN_24XX | RATE_IN_343X | DEFAULT_RATE }, + { .div = 3, .val = 3, .flags = RATE_IN_243X | RATE_IN_343X }, + { .div = 4, .val = 4, .flags = RATE_IN_243X | RATE_IN_343X }, + { .div = 0 } }; -/* - * This clock is a composite clock which does entire set changes then - * forces a rebalance. It keys on the MPU speed, but it really could - * be any key speed part of a set in the rate table. - * - * to really change a set, you need memory table sets which get changed - * in sram, pre-notifiers & post notifiers, changing the top set, without - * having low level display recalc's won't work... this is why dpm notifiers - * work, isr's off, walk a list of clocks already _off_ and not messing with - * the bus. - * - * This clock should have no parent. It embodies the entire upper level - * active set. A parent will mess up some of the init also. - */ -static struct clk virt_prcm_set = { - .name = "virt_prcm_set", - .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | - VIRTUAL_CLOCK | ALWAYS_ENABLED | DELAYED_APP, - .parent = &mpu_ck, /* Indexed by mpu speed, no parent */ - .recalc = &omap2_mpu_recalc, /* sets are keyed on mpu rate */ - .set_rate = &omap2_select_table_rate, - .round_rate = &omap2_round_to_table_rate, -}; - -static struct clk *onchip_clks[] = { - /* external root sources */ - &func_32k_ck, - &osc_ck, - &sys_ck, - &alt_ck, - /* internal analog sources */ - &dpll_ck, - &apll96_ck, - &apll54_ck, - /* internal prcm root sources */ - &func_54m_ck, - &core_ck, - &sleep_ck, - &func_96m_ck, - &func_48m_ck, - &func_12m_ck, - &wdt1_osc_ck, - &sys_clkout, - &sys_clkout2, - &emul_ck, - /* mpu domain clocks */ - &mpu_ck, - /* dsp domain clocks */ - &iva2_1_fck, /* 2430 */ - &iva2_1_ick, - &dsp_ick, /* 2420 */ - &dsp_fck, - &iva1_ifck, - &iva1_mpu_int_ifck, - /* GFX domain clocks */ - &gfx_3d_fck, - &gfx_2d_fck, - &gfx_ick, - /* Modem domain clocks */ - &mdm_ick, - &mdm_osc_ck, - /* DSS domain clocks */ - &dss_ick, - &dss1_fck, - &dss2_fck, - &dss_54m_fck, - /* L3 domain clocks */ - &core_l3_ck, - &ssi_ssr_sst_fck, - &usb_l4_ick, - /* L4 domain clocks */ - &l4_ck, /* used as both core_l4 and wu_l4 */ - &ssi_l4_ick, - /* virtual meta-group clock */ - &virt_prcm_set, - /* general l4 interface ck, multi-parent functional clk */ - &gpt1_ick, - &gpt1_fck, - &gpt2_ick, - &gpt2_fck, - &gpt3_ick, - &gpt3_fck, - &gpt4_ick, - &gpt4_fck, - &gpt5_ick, - &gpt5_fck, - &gpt6_ick, - &gpt6_fck, - &gpt7_ick, - &gpt7_fck, - &gpt8_ick, - &gpt8_fck, - &gpt9_ick, - &gpt9_fck, - &gpt10_ick, - &gpt10_fck, - &gpt11_ick, - &gpt11_fck, - &gpt12_ick, - &gpt12_fck, - &mcbsp1_ick, - &mcbsp1_fck, - &mcbsp2_ick, - &mcbsp2_fck, - &mcbsp3_ick, - &mcbsp3_fck, - &mcbsp4_ick, - &mcbsp4_fck, - &mcbsp5_ick, - &mcbsp5_fck, - &mcspi1_ick, - &mcspi1_fck, - &mcspi2_ick, - &mcspi2_fck, - &mcspi3_ick, - &mcspi3_fck, - &uart1_ick, - &uart1_fck, - &uart2_ick, - &uart2_fck, - &uart3_ick, - &uart3_fck, - &gpios_ick, - &gpios_fck, - &mpu_wdt_ick, - &mpu_wdt_fck, - &sync_32k_ick, - &wdt1_ick, - &omapctrl_ick, - &icr_ick, - &cam_fck, - &cam_ick, - &mailboxes_ick, - &wdt4_ick, - &wdt4_fck, - &wdt3_ick, - &wdt3_fck, - &mspro_ick, - &mspro_fck, - &mmc_ick, - &mmc_fck, - &fac_ick, - &fac_fck, - &eac_ick, - &eac_fck, - &hdq_ick, - &hdq_fck, - &i2c1_ick, - &i2c1_fck, - &i2chs1_fck, - &i2c2_ick, - &i2c2_fck, - &i2chs2_fck, - &vlynq_ick, - &vlynq_fck, - &sdrc_ick, - &des_ick, - &sha_ick, - &rng_ick, - &aes_ick, - &pka_ick, - &usb_fck, - &usbhs_ick, - &mmchs1_ick, - &mmchs1_fck, - &mmchs2_ick, - &mmchs2_fck, - &gpio5_ick, - &gpio5_fck, - &mdm_intc_ick, - &mmchsdb1_fck, - &mmchsdb2_fck, -}; #endif diff --git a/arch/arm/mach-omap2/clock24xx.c b/arch/arm/mach-omap2/clock24xx.c new file mode 100644 index 000000000000..ece32d8acba4 --- /dev/null +++ b/arch/arm/mach-omap2/clock24xx.c @@ -0,0 +1,539 @@ +/* + * linux/arch/arm/mach-omap2/clock.c + * + * Copyright (C) 2005-2008 Texas Instruments, Inc. + * Copyright (C) 2004-2008 Nokia Corporation + * + * Contacts: + * Richard Woodruff <r-woodruff2@ti.com> + * Paul Walmsley + * + * Based on earlier work by Tuukka Tikkanen, Tony Lindgren, + * Gordon McNutt and RidgeRun, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#undef DEBUG + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/device.h> +#include <linux/list.h> +#include <linux/errno.h> +#include <linux/delay.h> +#include <linux/clk.h> + +#include <linux/io.h> +#include <linux/cpufreq.h> + +#include <asm/arch/clock.h> +#include <asm/arch/sram.h> +#include <asm/div64.h> +#include <asm/bitops.h> + +#include "memory.h" +#include "clock.h" +#include "clock24xx.h" +#include "prm.h" +#include "prm-regbits-24xx.h" +#include "cm.h" +#include "cm-regbits-24xx.h" + +/* CM_CLKEN_PLL.EN_{54,96}M_PLL options (24XX) */ +#define EN_APLL_STOPPED 0 +#define EN_APLL_LOCKED 3 + +/* CM_CLKSEL1_PLL.APLLS_CLKIN options (24XX) */ +#define APLLS_CLKIN_19_2MHZ 0 +#define APLLS_CLKIN_13MHZ 2 +#define APLLS_CLKIN_12MHZ 3 + +/* #define DOWN_VARIABLE_DPLL 1 */ /* Experimental */ + +static struct prcm_config *curr_prcm_set; +static struct clk *vclk; +static struct clk *sclk; + +/*------------------------------------------------------------------------- + * Omap24xx specific clock functions + *-------------------------------------------------------------------------*/ + +/* This actually returns the rate of core_ck, not dpll_ck. */ +static u32 omap2_get_dpll_rate_24xx(struct clk *tclk) +{ + long long dpll_clk; + u8 amult; + + dpll_clk = omap2_get_dpll_rate(tclk); + + amult = cm_read_mod_reg(PLL_MOD, CM_CLKSEL2); + amult &= OMAP24XX_CORE_CLK_SRC_MASK; + dpll_clk *= amult; + + return dpll_clk; +} + +static int omap2_enable_osc_ck(struct clk *clk) +{ + u32 pcc; + + pcc = __raw_readl(OMAP24XX_PRCM_CLKSRC_CTRL); + + __raw_writel(pcc & ~OMAP_AUTOEXTCLKMODE_MASK, + OMAP24XX_PRCM_CLKSRC_CTRL); + + return 0; +} + +static void omap2_disable_osc_ck(struct clk *clk) +{ + u32 pcc; + + pcc = __raw_readl(OMAP24XX_PRCM_CLKSRC_CTRL); + + __raw_writel(pcc | OMAP_AUTOEXTCLKMODE_MASK, + OMAP24XX_PRCM_CLKSRC_CTRL); +} + +#ifdef OLD_CK +/* Recalculate SYST_CLK */ +static void omap2_sys_clk_recalc(struct clk * clk) +{ + u32 div = PRCM_CLKSRC_CTRL; + div &= (1 << 7) | (1 << 6); /* Test if ext clk divided by 1 or 2 */ + div >>= clk->rate_offset; + clk->rate = (clk->parent->rate / div); + propagate_rate(clk); +} +#endif /* OLD_CK */ + +/* Enable an APLL if off */ +static int omap2_clk_fixed_enable(struct clk *clk) +{ + u32 cval, apll_mask; + + apll_mask = EN_APLL_LOCKED << clk->enable_bit; + + cval = cm_read_mod_reg(PLL_MOD, CM_CLKEN); + + if ((cval & apll_mask) == apll_mask) + return 0; /* apll already enabled */ + + cval &= ~apll_mask; + cval |= apll_mask; + cm_write_mod_reg(cval, PLL_MOD, CM_CLKEN); + + if (clk == &apll96_ck) + cval = OMAP24XX_ST_96M_APLL; + else if (clk == &apll54_ck) + cval = OMAP24XX_ST_54M_APLL; + + omap2_wait_clock_ready(OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST), cval, + clk->name); + + /* + * REVISIT: Should we return an error code if omap2_wait_clock_ready() + * fails? + */ + return 0; +} + +/* Stop APLL */ +static void omap2_clk_fixed_disable(struct clk *clk) +{ + u32 cval; + + cval = cm_read_mod_reg(PLL_MOD, CM_CLKEN); + cval &= ~(EN_APLL_LOCKED << clk->enable_bit); + cm_write_mod_reg(cval, PLL_MOD, CM_CLKEN); +} + +/* + * Uses the current prcm set to tell if a rate is valid. + * You can go slower, but not faster within a given rate set. + */ +static u32 omap2_dpll_round_rate(unsigned long target_rate) +{ + u32 high, low, core_clk_src; + + core_clk_src = cm_read_mod_reg(PLL_MOD, CM_CLKSEL2); + core_clk_src &= OMAP24XX_CORE_CLK_SRC_MASK; + + if (core_clk_src == CORE_CLK_SRC_DPLL) { /* DPLL clockout */ + high = curr_prcm_set->dpll_speed * 2; + low = curr_prcm_set->dpll_speed; + } else { /* DPLL clockout x 2 */ + high = curr_prcm_set->dpll_speed; + low = curr_prcm_set->dpll_speed / 2; + } + +#ifdef DOWN_VARIABLE_DPLL + if (target_rate > high) + return high; + else + return target_rate; +#else + if (target_rate > low) + return high; + else + return low; +#endif + +} + +static void omap2_dpll_recalc(struct clk *clk) +{ + clk->rate = omap2_get_dpll_rate_24xx(clk); + + propagate_rate(clk); +} + +static int omap2_reprogram_dpll(struct clk *clk, unsigned long rate) +{ + u32 cur_rate, low, mult, div, valid_rate, done_rate; + u32 bypass = 0; + struct prcm_config tmpset; + const struct dpll_data *dd; + unsigned long flags; + int ret = -EINVAL; + + local_irq_save(flags); + cur_rate = omap2_get_dpll_rate_24xx(&dpll_ck); + mult = cm_read_mod_reg(PLL_MOD, CM_CLKSEL2); + mult &= OMAP24XX_CORE_CLK_SRC_MASK; + + if ((rate == (cur_rate / 2)) && (mult == 2)) { + omap2_reprogram_sdrc(CORE_CLK_SRC_DPLL, 1); + } else if ((rate == (cur_rate * 2)) && (mult == 1)) { + omap2_reprogram_sdrc(CORE_CLK_SRC_DPLL_X2, 1); + } else if (rate != cur_rate) { + valid_rate = omap2_dpll_round_rate(rate); + if (valid_rate != rate) + goto dpll_exit; + + if (mult == 1) + low = curr_prcm_set->dpll_speed; + else + low = curr_prcm_set->dpll_speed / 2; + + dd = clk->dpll_data; + if (!dd) + goto dpll_exit; + + tmpset.cm_clksel1_pll = __raw_readl(dd->mult_div1_reg); + tmpset.cm_clksel1_pll &= ~(dd->mult_mask | + dd->div1_mask); + div = ((curr_prcm_set->xtal_speed / 1000000) - 1); + tmpset.cm_clksel2_pll = cm_read_mod_reg(PLL_MOD, CM_CLKSEL2); + tmpset.cm_clksel2_pll &= ~OMAP24XX_CORE_CLK_SRC_MASK; + if (rate > low) { + tmpset.cm_clksel2_pll |= CORE_CLK_SRC_DPLL_X2; + mult = ((rate / 2) / 1000000); + done_rate = CORE_CLK_SRC_DPLL_X2; + } else { + tmpset.cm_clksel2_pll |= CORE_CLK_SRC_DPLL; + mult = (rate / 1000000); + done_rate = CORE_CLK_SRC_DPLL; + } + tmpset.cm_clksel1_pll |= (div << __ffs(dd->mult_mask)); + tmpset.cm_clksel1_pll |= (mult << __ffs(dd->div1_mask)); + + /* Worst case */ + tmpset.base_sdrc_rfr = SDRC_RFR_CTRL_BYPASS; + + if (rate == curr_prcm_set->xtal_speed) /* If asking for 1-1 */ + bypass = 1; + + omap2_reprogram_sdrc(CORE_CLK_SRC_DPLL_X2, 1); /* For init_mem */ + + /* Force dll lock mode */ + omap2_set_prcm(tmpset.cm_clksel1_pll, tmpset.base_sdrc_rfr, + bypass); + + /* Errata: ret dll entry state */ + omap2_init_memory_params(omap2_dll_force_needed()); + omap2_reprogram_sdrc(done_rate, 0); + } + omap2_dpll_recalc(&dpll_ck); + ret = 0; + +dpll_exit: + local_irq_restore(flags); + return(ret); +} + +/** + * omap2_table_mpu_recalc - just return the MPU speed + * @clk: virt_prcm_set struct clk + * + * Set virt_prcm_set's rate to the mpu_speed field of the current PRCM set. + */ +static void omap2_table_mpu_recalc(struct clk *clk) +{ + clk->rate = curr_prcm_set->mpu_speed; +} + +/* + * Look for a rate equal or less than the target rate given a configuration set. + * + * What's not entirely clear is "which" field represents the key field. + * Some might argue L3-DDR, others ARM, others IVA. This code is simple and + * just uses the ARM rates. + */ +static long omap2_round_to_table_rate(struct clk *clk, unsigned long rate) +{ + struct prcm_config *ptr; + long highest_rate; + + if (clk != &virt_prcm_set) + return -EINVAL; + + highest_rate = -EINVAL; + + for (ptr = rate_table; ptr->mpu_speed; ptr++) { + if (!(ptr->flags & cpu_mask)) + continue; + if (ptr->xtal_speed != sys_ck.rate) + continue; + + highest_rate = ptr->mpu_speed; + + /* Can check only after xtal frequency check */ + if (ptr->mpu_speed <= rate) + break; + } + return highest_rate; +} + +/* Sets basic clocks based on the specified rate */ +static int omap2_select_table_rate(struct clk *clk, unsigned long rate) +{ + u32 cur_rate, done_rate, bypass = 0, tmp; + struct prcm_config *prcm; + unsigned long found_speed = 0; + unsigned long flags; + + if (clk != &virt_prcm_set) + return -EINVAL; + + for (prcm = rate_table; prcm->mpu_speed; prcm++) { + if (!(prcm->flags & cpu_mask)) + continue; + + if (prcm->xtal_speed != sys_ck.rate) + continue; + + if (prcm->mpu_speed <= rate) { + found_speed = prcm->mpu_speed; + break; + } + } + + if (!found_speed) { + printk(KERN_INFO "Could not set MPU rate to %luMHz\n", + rate / 1000000); + return -EINVAL; + } + + curr_prcm_set = prcm; + cur_rate = omap2_get_dpll_rate_24xx(&dpll_ck); + + if (prcm->dpll_speed == cur_rate / 2) { + omap2_reprogram_sdrc(CORE_CLK_SRC_DPLL, 1); + } else if (prcm->dpll_speed == cur_rate * 2) { + omap2_reprogram_sdrc(CORE_CLK_SRC_DPLL_X2, 1); + } else if (prcm->dpll_speed != cur_rate) { + local_irq_save(flags); + + if (prcm->dpll_speed == prcm->xtal_speed) + bypass = 1; + + if ((prcm->cm_clksel2_pll & OMAP24XX_CORE_CLK_SRC_MASK) == + CORE_CLK_SRC_DPLL_X2) + done_rate = CORE_CLK_SRC_DPLL_X2; + else + done_rate = CORE_CLK_SRC_DPLL; + + /* MPU divider */ + cm_write_mod_reg(prcm->cm_clksel_mpu, MPU_MOD, CM_CLKSEL); + + /* dsp + iva1 div(2420), iva2.1(2430) */ + cm_write_mod_reg(prcm->cm_clksel_dsp, + OMAP24XX_DSP_MOD, CM_CLKSEL); + + cm_write_mod_reg(prcm->cm_clksel_gfx, GFX_MOD, CM_CLKSEL); + + /* Major subsystem dividers */ + tmp = cm_read_mod_reg(CORE_MOD, CM_CLKSEL1) & OMAP24XX_CLKSEL_DSS2_MASK; + cm_write_mod_reg(prcm->cm_clksel1_core | tmp, CORE_MOD, CM_CLKSEL1); + if (cpu_is_omap2430()) + cm_write_mod_reg(prcm->cm_clksel_mdm, + OMAP2430_MDM_MOD, CM_CLKSEL); + + /* x2 to enter init_mem */ + omap2_reprogram_sdrc(CORE_CLK_SRC_DPLL_X2, 1); + + omap2_set_prcm(prcm->cm_clksel1_pll, prcm->base_sdrc_rfr, + bypass); + + omap2_init_memory_params(omap2_dll_force_needed()); + omap2_reprogram_sdrc(done_rate, 0); + + local_irq_restore(flags); + } + omap2_dpll_recalc(&dpll_ck); + + return 0; +} + +static struct clk_functions omap2_clk_functions = { + .clk_enable = omap2_clk_enable, + .clk_disable = omap2_clk_disable, + .clk_round_rate = omap2_clk_round_rate, + .clk_set_rate = omap2_clk_set_rate, + .clk_set_parent = omap2_clk_set_parent, + .clk_disable_unused = omap2_clk_disable_unused, +}; + +static u32 omap2_get_apll_clkin(void) +{ + u32 aplls, sclk = 0; + + aplls = cm_read_mod_reg(PLL_MOD, CM_CLKSEL1); + aplls &= OMAP24XX_APLLS_CLKIN_MASK; + aplls >>= OMAP24XX_APLLS_CLKIN_SHIFT; + + if (aplls == APLLS_CLKIN_19_2MHZ) + sclk = 19200000; + else if (aplls == APLLS_CLKIN_13MHZ) + sclk = 13000000; + else if (aplls == APLLS_CLKIN_12MHZ) + sclk = 12000000; + + return sclk; +} + +static u32 omap2_get_sysclkdiv(void) +{ + u32 div; + + div = __raw_readl(OMAP24XX_PRCM_CLKSRC_CTRL); + div &= OMAP_SYSCLKDIV_MASK; + div >>= OMAP_SYSCLKDIV_SHIFT; + + return div; +} + +static void omap2_osc_clk_recalc(struct clk *clk) +{ + clk->rate = omap2_get_apll_clkin() * omap2_get_sysclkdiv(); + propagate_rate(clk); +} + +static void omap2_sys_clk_recalc(struct clk *clk) +{ + clk->rate = clk->parent->rate / omap2_get_sysclkdiv(); + propagate_rate(clk); +} + +/* + * Set clocks for bypass mode for reboot to work. + */ +void omap2_clk_prepare_for_reboot(void) +{ + u32 rate; + + if (vclk == NULL || sclk == NULL) + return; + + rate = clk_get_rate(sclk); + clk_set_rate(vclk, rate); +} + +/* + * Switch the MPU rate if specified on cmdline. + * We cannot do this early until cmdline is parsed. + */ +static int __init omap2_clk_arch_init(void) +{ + if (!mpurate) + return -EINVAL; + + if (omap2_select_table_rate(&virt_prcm_set, mpurate)) + printk(KERN_ERR "Could not find matching MPU rate\n"); + + recalculate_root_clocks(); + + printk(KERN_INFO "Switched to new clocking rate (Crystal/DPLL/MPU): " + "%ld.%01ld/%ld/%ld MHz\n", + (sys_ck.rate / 1000000), (sys_ck.rate / 100000) % 10, + (dpll_ck.rate / 1000000), (mpu_ck.rate / 1000000)) ; + + return 0; +} +arch_initcall(omap2_clk_arch_init); + +int __init omap2_clk_init(void) +{ + struct prcm_config *prcm; + struct clk **clkp; + u32 clkrate; + + if (cpu_is_omap242x()) + cpu_mask = RATE_IN_242X; + else if (cpu_is_omap2430()) + cpu_mask = RATE_IN_243X; + + clk_init(&omap2_clk_functions); + + omap2_osc_clk_recalc(&osc_ck); + omap2_sys_clk_recalc(&sys_ck); + + for (clkp = onchip_24xx_clks; + clkp < onchip_24xx_clks + ARRAY_SIZE(onchip_24xx_clks); + clkp++) { + + if ((*clkp)->flags & CLOCK_IN_OMAP242X && cpu_is_omap2420()) { + clk_register(*clkp); + continue; + } + + if ((*clkp)->flags & CLOCK_IN_OMAP243X && cpu_is_omap2430()) { + clk_register(*clkp); + continue; + } + } + + /* Check the MPU rate set by bootloader */ + clkrate = omap2_get_dpll_rate_24xx(&dpll_ck); + for (prcm = rate_table; prcm->mpu_speed; prcm++) { + if (!(prcm->flags & cpu_mask)) + continue; + if (prcm->xtal_speed != sys_ck.rate) + continue; + if (prcm->dpll_speed <= clkrate) + break; + } + curr_prcm_set = prcm; + + recalculate_root_clocks(); + + printk(KERN_INFO "Clocking rate (Crystal/DPLL/MPU): " + "%ld.%01ld/%ld/%ld MHz\n", + (sys_ck.rate / 1000000), (sys_ck.rate / 100000) % 10, + (dpll_ck.rate / 1000000), (mpu_ck.rate / 1000000)) ; + + /* + * Only enable those clocks we will need, let the drivers + * enable other clocks as necessary + */ + clk_enable_init_clocks(); + + /* Avoid sleeping sleeping during omap2_clk_prepare_for_reboot() */ + vclk = clk_get(NULL, "virt_prcm_set"); + sclk = clk_get(NULL, "sys_ck"); + + return 0; +} diff --git a/arch/arm/mach-omap2/clock24xx.h b/arch/arm/mach-omap2/clock24xx.h new file mode 100644 index 000000000000..88081ed13f96 --- /dev/null +++ b/arch/arm/mach-omap2/clock24xx.h @@ -0,0 +1,2643 @@ +/* + * linux/arch/arm/mach-omap2/clock24xx.h + * + * Copyright (C) 2005-2008 Texas Instruments, Inc. + * Copyright (C) 2004-2008 Nokia Corporation + * + * Contacts: + * Richard Woodruff <r-woodruff2@ti.com> + * Paul Walmsley + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __ARCH_ARM_MACH_OMAP2_CLOCK24XX_H +#define __ARCH_ARM_MACH_OMAP2_CLOCK24XX_H + +#include "clock.h" + +#include "prm.h" +#include "cm.h" +#include "prm-regbits-24xx.h" +#include "cm-regbits-24xx.h" +#include "sdrc.h" + +static void omap2_table_mpu_recalc(struct clk *clk); +static int omap2_select_table_rate(struct clk *clk, unsigned long rate); +static long omap2_round_to_table_rate(struct clk *clk, unsigned long rate); +static void omap2_sys_clk_recalc(struct clk *clk); +static void omap2_osc_clk_recalc(struct clk *clk); +static void omap2_sys_clk_recalc(struct clk *clk); +static void omap2_dpll_recalc(struct clk *clk); +static int omap2_clk_fixed_enable(struct clk *clk); +static void omap2_clk_fixed_disable(struct clk *clk); +static int omap2_enable_osc_ck(struct clk *clk); +static void omap2_disable_osc_ck(struct clk *clk); +static int omap2_reprogram_dpll(struct clk *clk, unsigned long rate); + +/* Key dividers which make up a PRCM set. Ratio's for a PRCM are mandated. + * xtal_speed, dpll_speed, mpu_speed, CM_CLKSEL_MPU,CM_CLKSEL_DSP + * CM_CLKSEL_GFX, CM_CLKSEL1_CORE, CM_CLKSEL1_PLL CM_CLKSEL2_PLL, CM_CLKSEL_MDM + */ +struct prcm_config { + unsigned long xtal_speed; /* crystal rate */ + unsigned long dpll_speed; /* dpll: out*xtal*M/(N-1)table_recalc */ + unsigned long mpu_speed; /* speed of MPU */ + unsigned long cm_clksel_mpu; /* mpu divider */ + unsigned long cm_clksel_dsp; /* dsp+iva1 div(2420), iva2.1(2430) */ + unsigned long cm_clksel_gfx; /* gfx dividers */ + unsigned long cm_clksel1_core; /* major subsystem dividers */ + unsigned long cm_clksel1_pll; /* m,n */ + unsigned long cm_clksel2_pll; /* dpllx1 or x2 out */ + unsigned long cm_clksel_mdm; /* modem dividers 2430 only */ + unsigned long base_sdrc_rfr; /* base refresh timing for a set */ + unsigned char flags; +}; + +/* + * The OMAP2 processor can be run at several discrete 'PRCM configurations'. + * These configurations are characterized by voltage and speed for clocks. + * The device is only validated for certain combinations. One way to express + * these combinations is via the 'ratio's' which the clocks operate with + * respect to each other. These ratio sets are for a given voltage/DPLL + * setting. All configurations can be described by a DPLL setting and a ratio + * There are 3 ratio sets for the 2430 and X ratio sets for 2420. + * + * 2430 differs from 2420 in that there are no more phase synchronizers used. + * They both have a slightly different clock domain setup. 2420(iva1,dsp) vs + * 2430 (iva2.1, NOdsp, mdm) + */ + +/* Core fields for cm_clksel, not ratio governed */ +#define RX_CLKSEL_DSS1 (0x10 << 8) +#define RX_CLKSEL_DSS2 (0x0 << 13) +#define RX_CLKSEL_SSI (0x5 << 20) + +/*------------------------------------------------------------------------- + * Voltage/DPLL ratios + *-------------------------------------------------------------------------*/ + +/* 2430 Ratio's, 2430-Ratio Config 1 */ +#define R1_CLKSEL_L3 (4 << 0) +#define R1_CLKSEL_L4 (2 << 5) +#define R1_CLKSEL_USB (4 << 25) +#define R1_CM_CLKSEL1_CORE_VAL R1_CLKSEL_USB | RX_CLKSEL_SSI | \ + RX_CLKSEL_DSS2 | RX_CLKSEL_DSS1 | \ + R1_CLKSEL_L4 | R1_CLKSEL_L3 +#define R1_CLKSEL_MPU (2 << 0) +#define R1_CM_CLKSEL_MPU_VAL R1_CLKSEL_MPU +#define R1_CLKSEL_DSP (2 << 0) +#define R1_CLKSEL_DSP_IF (2 << 5) +#define R1_CM_CLKSEL_DSP_VAL R1_CLKSEL_DSP | R1_CLKSEL_DSP_IF +#define R1_CLKSEL_GFX (2 << 0) +#define R1_CM_CLKSEL_GFX_VAL R1_CLKSEL_GFX +#define R1_CLKSEL_MDM (4 << 0) +#define R1_CM_CLKSEL_MDM_VAL R1_CLKSEL_MDM + +/* 2430-Ratio Config 2 */ +#define R2_CLKSEL_L3 (6 << 0) +#define R2_CLKSEL_L4 (2 << 5) +#define R2_CLKSEL_USB (2 << 25) +#define R2_CM_CLKSEL1_CORE_VAL R2_CLKSEL_USB | RX_CLKSEL_SSI | \ + RX_CLKSEL_DSS2 | RX_CLKSEL_DSS1 | \ + R2_CLKSEL_L4 | R2_CLKSEL_L3 +#define R2_CLKSEL_MPU (2 << 0) +#define R2_CM_CLKSEL_MPU_VAL R2_CLKSEL_MPU +#define R2_CLKSEL_DSP (2 << 0) +#define R2_CLKSEL_DSP_IF (3 << 5) +#define R2_CM_CLKSEL_DSP_VAL R2_CLKSEL_DSP | R2_CLKSEL_DSP_IF +#define R2_CLKSEL_GFX (2 << 0) +#define R2_CM_CLKSEL_GFX_VAL R2_CLKSEL_GFX +#define R2_CLKSEL_MDM (6 << 0) +#define R2_CM_CLKSEL_MDM_VAL R2_CLKSEL_MDM + +/* 2430-Ratio Bootm (BYPASS) */ +#define RB_CLKSEL_L3 (1 << 0) +#define RB_CLKSEL_L4 (1 << 5) +#define RB_CLKSEL_USB (1 << 25) +#define RB_CM_CLKSEL1_CORE_VAL RB_CLKSEL_USB | RX_CLKSEL_SSI | \ + RX_CLKSEL_DSS2 | RX_CLKSEL_DSS1 | \ + RB_CLKSEL_L4 | RB_CLKSEL_L3 +#define RB_CLKSEL_MPU (1 << 0) +#define RB_CM_CLKSEL_MPU_VAL RB_CLKSEL_MPU +#define RB_CLKSEL_DSP (1 << 0) +#define RB_CLKSEL_DSP_IF (1 << 5) +#define RB_CM_CLKSEL_DSP_VAL RB_CLKSEL_DSP | RB_CLKSEL_DSP_IF +#define RB_CLKSEL_GFX (1 << 0) +#define RB_CM_CLKSEL_GFX_VAL RB_CLKSEL_GFX +#define RB_CLKSEL_MDM (1 << 0) +#define RB_CM_CLKSEL_MDM_VAL RB_CLKSEL_MDM + +/* 2420 Ratio Equivalents */ +#define RXX_CLKSEL_VLYNQ (0x12 << 15) +#define RXX_CLKSEL_SSI (0x8 << 20) + +/* 2420-PRCM III 532MHz core */ +#define RIII_CLKSEL_L3 (4 << 0) /* 133MHz */ +#define RIII_CLKSEL_L4 (2 << 5) /* 66.5MHz */ +#define RIII_CLKSEL_USB (4 << 25) /* 33.25MHz */ +#define RIII_CM_CLKSEL1_CORE_VAL RIII_CLKSEL_USB | RXX_CLKSEL_SSI | \ + RXX_CLKSEL_VLYNQ | RX_CLKSEL_DSS2 | \ + RX_CLKSEL_DSS1 | RIII_CLKSEL_L4 | \ + RIII_CLKSEL_L3 +#define RIII_CLKSEL_MPU (2 << 0) /* 266MHz */ +#define RIII_CM_CLKSEL_MPU_VAL RIII_CLKSEL_MPU +#define RIII_CLKSEL_DSP (3 << 0) /* c5x - 177.3MHz */ +#define RIII_CLKSEL_DSP_IF (2 << 5) /* c5x - 88.67MHz */ +#define RIII_SYNC_DSP (1 << 7) /* Enable sync */ +#define RIII_CLKSEL_IVA (6 << 8) /* iva1 - 88.67MHz */ +#define RIII_SYNC_IVA (1 << 13) /* Enable sync */ +#define RIII_CM_CLKSEL_DSP_VAL RIII_SYNC_IVA | RIII_CLKSEL_IVA | \ + RIII_SYNC_DSP | RIII_CLKSEL_DSP_IF | \ + RIII_CLKSEL_DSP +#define RIII_CLKSEL_GFX (2 << 0) /* 66.5MHz */ +#define RIII_CM_CLKSEL_GFX_VAL RIII_CLKSEL_GFX + +/* 2420-PRCM II 600MHz core */ +#define RII_CLKSEL_L3 (6 << 0) /* 100MHz */ +#define RII_CLKSEL_L4 (2 << 5) /* 50MHz */ +#define RII_CLKSEL_USB (2 << 25) /* 50MHz */ +#define RII_CM_CLKSEL1_CORE_VAL RII_CLKSEL_USB | \ + RXX_CLKSEL_SSI | RXX_CLKSEL_VLYNQ | \ + RX_CLKSEL_DSS2 | RX_CLKSEL_DSS1 | \ + RII_CLKSEL_L4 | RII_CLKSEL_L3 +#define RII_CLKSEL_MPU (2 << 0) /* 300MHz */ +#define RII_CM_CLKSEL_MPU_VAL RII_CLKSEL_MPU +#define RII_CLKSEL_DSP (3 << 0) /* c5x - 200MHz */ +#define RII_CLKSEL_DSP_IF (2 << 5) /* c5x - 100MHz */ +#define RII_SYNC_DSP (0 << 7) /* Bypass sync */ +#define RII_CLKSEL_IVA (3 << 8) /* iva1 - 200MHz */ +#define RII_SYNC_IVA (0 << 13) /* Bypass sync */ +#define RII_CM_CLKSEL_DSP_VAL RII_SYNC_IVA | RII_CLKSEL_IVA | \ + RII_SYNC_DSP | RII_CLKSEL_DSP_IF | \ + RII_CLKSEL_DSP +#define RII_CLKSEL_GFX (2 << 0) /* 50MHz */ +#define RII_CM_CLKSEL_GFX_VAL RII_CLKSEL_GFX + +/* 2420-PRCM I 660MHz core */ +#define RI_CLKSEL_L3 (4 << 0) /* 165MHz */ +#define RI_CLKSEL_L4 (2 << 5) /* 82.5MHz */ +#define RI_CLKSEL_USB (4 << 25) /* 41.25MHz */ +#define RI_CM_CLKSEL1_CORE_VAL RI_CLKSEL_USB | \ + RXX_CLKSEL_SSI | RXX_CLKSEL_VLYNQ | \ + RX_CLKSEL_DSS2 | RX_CLKSEL_DSS1 | \ + RI_CLKSEL_L4 | RI_CLKSEL_L3 +#define RI_CLKSEL_MPU (2 << 0) /* 330MHz */ +#define RI_CM_CLKSEL_MPU_VAL RI_CLKSEL_MPU +#define RI_CLKSEL_DSP (3 << 0) /* c5x - 220MHz */ +#define RI_CLKSEL_DSP_IF (2 << 5) /* c5x - 110MHz */ +#define RI_SYNC_DSP (1 << 7) /* Activate sync */ +#define RI_CLKSEL_IVA (4 << 8) /* iva1 - 165MHz */ +#define RI_SYNC_IVA (0 << 13) /* Bypass sync */ +#define RI_CM_CLKSEL_DSP_VAL RI_SYNC_IVA | RI_CLKSEL_IVA | \ + RI_SYNC_DSP | RI_CLKSEL_DSP_IF | \ + RI_CLKSEL_DSP +#define RI_CLKSEL_GFX (1 << 0) /* 165MHz */ +#define RI_CM_CLKSEL_GFX_VAL RI_CLKSEL_GFX + +/* 2420-PRCM VII (boot) */ +#define RVII_CLKSEL_L3 (1 << 0) +#define RVII_CLKSEL_L4 (1 << 5) +#define RVII_CLKSEL_DSS1 (1 << 8) +#define RVII_CLKSEL_DSS2 (0 << 13) +#define RVII_CLKSEL_VLYNQ (1 << 15) +#define RVII_CLKSEL_SSI (1 << 20) +#define RVII_CLKSEL_USB (1 << 25) + +#define RVII_CM_CLKSEL1_CORE_VAL RVII_CLKSEL_USB | RVII_CLKSEL_SSI | \ + RVII_CLKSEL_VLYNQ | RVII_CLKSEL_DSS2 | \ + RVII_CLKSEL_DSS1 | RVII_CLKSEL_L4 | RVII_CLKSEL_L3 + +#define RVII_CLKSEL_MPU (1 << 0) /* all divide by 1 */ +#define RVII_CM_CLKSEL_MPU_VAL RVII_CLKSEL_MPU + +#define RVII_CLKSEL_DSP (1 << 0) +#define RVII_CLKSEL_DSP_IF (1 << 5) +#define RVII_SYNC_DSP (0 << 7) +#define RVII_CLKSEL_IVA (1 << 8) +#define RVII_SYNC_IVA (0 << 13) +#define RVII_CM_CLKSEL_DSP_VAL RVII_SYNC_IVA | RVII_CLKSEL_IVA | RVII_SYNC_DSP | \ + RVII_CLKSEL_DSP_IF | RVII_CLKSEL_DSP + +#define RVII_CLKSEL_GFX (1 << 0) +#define RVII_CM_CLKSEL_GFX_VAL RVII_CLKSEL_GFX + +/*------------------------------------------------------------------------- + * 2430 Target modes: Along with each configuration the CPU has several + * modes which goes along with them. Modes mainly are the addition of + * describe DPLL combinations to go along with a ratio. + *-------------------------------------------------------------------------*/ + +/* Hardware governed */ +#define MX_48M_SRC (0 << 3) +#define MX_54M_SRC (0 << 5) +#define MX_APLLS_CLIKIN_12 (3 << 23) +#define MX_APLLS_CLIKIN_13 (2 << 23) +#define MX_APLLS_CLIKIN_19_2 (0 << 23) + +/* + * 2430 - standalone, 2*ref*M/(n+1), M/N is for exactness not relock speed + * #5a (ratio1) baseport-target, target DPLL = 266*2 = 532MHz + */ +#define M5A_DPLL_MULT_12 (133 << 12) +#define M5A_DPLL_DIV_12 (5 << 8) +#define M5A_CM_CLKSEL1_PLL_12_VAL MX_48M_SRC | MX_54M_SRC | \ + M5A_DPLL_DIV_12 | M5A_DPLL_MULT_12 | \ + MX_APLLS_CLIKIN_12 +#define M5A_DPLL_MULT_13 (61 << 12) +#define M5A_DPLL_DIV_13 (2 << 8) +#define M5A_CM_CLKSEL1_PLL_13_VAL MX_48M_SRC | MX_54M_SRC | \ + M5A_DPLL_DIV_13 | M5A_DPLL_MULT_13 | \ + MX_APLLS_CLIKIN_13 +#define M5A_DPLL_MULT_19 (55 << 12) +#define M5A_DPLL_DIV_19 (3 << 8) +#define M5A_CM_CLKSEL1_PLL_19_VAL MX_48M_SRC | MX_54M_SRC | \ + M5A_DPLL_DIV_19 | M5A_DPLL_MULT_19 | \ + MX_APLLS_CLIKIN_19_2 +/* #5b (ratio1) target DPLL = 200*2 = 400MHz */ +#define M5B_DPLL_MULT_12 (50 << 12) +#define M5B_DPLL_DIV_12 (2 << 8) +#define M5B_CM_CLKSEL1_PLL_12_VAL MX_48M_SRC | MX_54M_SRC | \ + M5B_DPLL_DIV_12 | M5B_DPLL_MULT_12 | \ + MX_APLLS_CLIKIN_12 +#define M5B_DPLL_MULT_13 (200 << 12) +#define M5B_DPLL_DIV_13 (12 << 8) + +#define M5B_CM_CLKSEL1_PLL_13_VAL MX_48M_SRC | MX_54M_SRC | \ + M5B_DPLL_DIV_13 | M5B_DPLL_MULT_13 | \ + MX_APLLS_CLIKIN_13 +#define M5B_DPLL_MULT_19 (125 << 12) +#define M5B_DPLL_DIV_19 (31 << 8) +#define M5B_CM_CLKSEL1_PLL_19_VAL MX_48M_SRC | MX_54M_SRC | \ + M5B_DPLL_DIV_19 | M5B_DPLL_MULT_19 | \ + MX_APLLS_CLIKIN_19_2 +/* + * #4 (ratio2), DPLL = 399*2 = 798MHz, L3=133MHz + */ +#define M4_DPLL_MULT_12 (133 << 12) +#define M4_DPLL_DIV_12 (3 << 8) +#define M4_CM_CLKSEL1_PLL_12_VAL MX_48M_SRC | MX_54M_SRC | \ + M4_DPLL_DIV_12 | M4_DPLL_MULT_12 | \ + MX_APLLS_CLIKIN_12 + +#define M4_DPLL_MULT_13 (399 << 12) +#define M4_DPLL_DIV_13 (12 << 8) +#define M4_CM_CLKSEL1_PLL_13_VAL MX_48M_SRC | MX_54M_SRC | \ + M4_DPLL_DIV_13 | M4_DPLL_MULT_13 | \ + MX_APLLS_CLIKIN_13 + +#define M4_DPLL_MULT_19 (145 << 12) +#define M4_DPLL_DIV_19 (6 << 8) +#define M4_CM_CLKSEL1_PLL_19_VAL MX_48M_SRC | MX_54M_SRC | \ + M4_DPLL_DIV_19 | M4_DPLL_MULT_19 | \ + MX_APLLS_CLIKIN_19_2 + +/* + * #3 (ratio2) baseport-target, target DPLL = 330*2 = 660MHz + */ +#define M3_DPLL_MULT_12 (55 << 12) +#define M3_DPLL_DIV_12 (1 << 8) +#define M3_CM_CLKSEL1_PLL_12_VAL MX_48M_SRC | MX_54M_SRC | \ + M3_DPLL_DIV_12 | M3_DPLL_MULT_12 | \ + MX_APLLS_CLIKIN_12 +#define M3_DPLL_MULT_13 (76 << 12) +#define M3_DPLL_DIV_13 (2 << 8) +#define M3_CM_CLKSEL1_PLL_13_VAL MX_48M_SRC | MX_54M_SRC | \ + M3_DPLL_DIV_13 | M3_DPLL_MULT_13 | \ + MX_APLLS_CLIKIN_13 +#define M3_DPLL_MULT_19 (17 << 12) +#define M3_DPLL_DIV_19 (0 << 8) +#define M3_CM_CLKSEL1_PLL_19_VAL MX_48M_SRC | MX_54M_SRC | \ + M3_DPLL_DIV_19 | M3_DPLL_MULT_19 | \ + MX_APLLS_CLIKIN_19_2 + +/* + * #2 (ratio1) DPLL = 330*2 = 660MHz, L3=165MHz + */ +#define M2_DPLL_MULT_12 (55 << 12) +#define M2_DPLL_DIV_12 (1 << 8) +#define M2_CM_CLKSEL1_PLL_12_VAL MX_48M_SRC | MX_54M_SRC | \ + M2_DPLL_DIV_12 | M2_DPLL_MULT_12 | \ + MX_APLLS_CLIKIN_12 + +/* Speed changes - Used 658.7MHz instead of 660MHz for LP-Refresh M=76 N=2, + * relock time issue */ +/* Core frequency changed from 330/165 to 329/164 MHz*/ +#define M2_DPLL_MULT_13 (76 << 12) +#define M2_DPLL_DIV_13 (2 << 8) +#define M2_CM_CLKSEL1_PLL_13_VAL MX_48M_SRC | MX_54M_SRC | \ + M2_DPLL_DIV_13 | M2_DPLL_MULT_13 | \ + MX_APLLS_CLIKIN_13 + +#define M2_DPLL_MULT_19 (17 << 12) +#define M2_DPLL_DIV_19 (0 << 8) +#define M2_CM_CLKSEL1_PLL_19_VAL MX_48M_SRC | MX_54M_SRC | \ + M2_DPLL_DIV_19 | M2_DPLL_MULT_19 | \ + MX_APLLS_CLIKIN_19_2 + +/* boot (boot) */ +#define MB_DPLL_MULT (1 << 12) +#define MB_DPLL_DIV (0 << 8) +#define MB_CM_CLKSEL1_PLL_12_VAL MX_48M_SRC | MX_54M_SRC | MB_DPLL_DIV |\ + MB_DPLL_MULT | MX_APLLS_CLIKIN_12 + +#define MB_CM_CLKSEL1_PLL_13_VAL MX_48M_SRC | MX_54M_SRC | MB_DPLL_DIV |\ + MB_DPLL_MULT | MX_APLLS_CLIKIN_13 + +#define MB_CM_CLKSEL1_PLL_19_VAL MX_48M_SRC | MX_54M_SRC | MB_DPLL_DIV |\ + MB_DPLL_MULT | MX_APLLS_CLIKIN_19 + +/* + * 2430 - chassis (sedna) + * 165 (ratio1) same as above #2 + * 150 (ratio1) + * 133 (ratio2) same as above #4 + * 110 (ratio2) same as above #3 + * 104 (ratio2) + * boot (boot) + */ + +/* PRCM I target DPLL = 2*330MHz = 660MHz */ +#define MI_DPLL_MULT_12 (55 << 12) +#define MI_DPLL_DIV_12 (1 << 8) +#define MI_CM_CLKSEL1_PLL_12_VAL MX_48M_SRC | MX_54M_SRC | \ + MI_DPLL_DIV_12 | MI_DPLL_MULT_12 | \ + MX_APLLS_CLIKIN_12 + +/* + * 2420 Equivalent - mode registers + * PRCM II , target DPLL = 2*300MHz = 600MHz + */ +#define MII_DPLL_MULT_12 (50 << 12) +#define MII_DPLL_DIV_12 (1 << 8) +#define MII_CM_CLKSEL1_PLL_12_VAL MX_48M_SRC | MX_54M_SRC | \ + MII_DPLL_DIV_12 | MII_DPLL_MULT_12 | \ + MX_APLLS_CLIKIN_12 +#define MII_DPLL_MULT_13 (300 << 12) +#define MII_DPLL_DIV_13 (12 << 8) +#define MII_CM_CLKSEL1_PLL_13_VAL MX_48M_SRC | MX_54M_SRC | \ + MII_DPLL_DIV_13 | MII_DPLL_MULT_13 | \ + MX_APLLS_CLIKIN_13 + +/* PRCM III target DPLL = 2*266 = 532MHz*/ +#define MIII_DPLL_MULT_12 (133 << 12) +#define MIII_DPLL_DIV_12 (5 << 8) +#define MIII_CM_CLKSEL1_PLL_12_VAL MX_48M_SRC | MX_54M_SRC | \ + MIII_DPLL_DIV_12 | MIII_DPLL_MULT_12 | \ + MX_APLLS_CLIKIN_12 +#define MIII_DPLL_MULT_13 (266 << 12) +#define MIII_DPLL_DIV_13 (12 << 8) +#define MIII_CM_CLKSEL1_PLL_13_VAL MX_48M_SRC | MX_54M_SRC | \ + MIII_DPLL_DIV_13 | MIII_DPLL_MULT_13 | \ + MX_APLLS_CLIKIN_13 + +/* PRCM VII (boot bypass) */ +#define MVII_CM_CLKSEL1_PLL_12_VAL MB_CM_CLKSEL1_PLL_12_VAL +#define MVII_CM_CLKSEL1_PLL_13_VAL MB_CM_CLKSEL1_PLL_13_VAL + +/* High and low operation value */ +#define MX_CLKSEL2_PLL_2x_VAL (2 << 0) +#define MX_CLKSEL2_PLL_1x_VAL (1 << 0) + +/* MPU speed defines */ +#define S12M 12000000 +#define S13M 13000000 +#define S19M 19200000 +#define S26M 26000000 +#define S100M 100000000 +#define S133M 133000000 +#define S150M 150000000 +#define S164M 164000000 +#define S165M 165000000 +#define S199M 199000000 +#define S200M 200000000 +#define S266M 266000000 +#define S300M 300000000 +#define S329M 329000000 +#define S330M 330000000 +#define S399M 399000000 +#define S400M 400000000 +#define S532M 532000000 +#define S600M 600000000 +#define S658M 658000000 +#define S660M 660000000 +#define S798M 798000000 + +/*------------------------------------------------------------------------- + * Key dividers which make up a PRCM set. Ratio's for a PRCM are mandated. + * xtal_speed, dpll_speed, mpu_speed, CM_CLKSEL_MPU, + * CM_CLKSEL_DSP, CM_CLKSEL_GFX, CM_CLKSEL1_CORE, CM_CLKSEL1_PLL, + * CM_CLKSEL2_PLL, CM_CLKSEL_MDM + * + * Filling in table based on H4 boards and 2430-SDPs variants available. + * There are quite a few more rates combinations which could be defined. + * + * When multiple values are defined the start up will try and choose the + * fastest one. If a 'fast' value is defined, then automatically, the /2 + * one should be included as it can be used. Generally having more that + * one fast set does not make sense, as static timings need to be changed + * to change the set. The exception is the bypass setting which is + * availble for low power bypass. + * + * Note: This table needs to be sorted, fastest to slowest. + *-------------------------------------------------------------------------*/ +static struct prcm_config rate_table[] = { + /* PRCM I - FAST */ + {S12M, S660M, S330M, RI_CM_CLKSEL_MPU_VAL, /* 330MHz ARM */ + RI_CM_CLKSEL_DSP_VAL, RI_CM_CLKSEL_GFX_VAL, + RI_CM_CLKSEL1_CORE_VAL, MI_CM_CLKSEL1_PLL_12_VAL, + MX_CLKSEL2_PLL_2x_VAL, 0, SDRC_RFR_CTRL_165MHz, + RATE_IN_242X}, + + /* PRCM II - FAST */ + {S12M, S600M, S300M, RII_CM_CLKSEL_MPU_VAL, /* 300MHz ARM */ + RII_CM_CLKSEL_DSP_VAL, RII_CM_CLKSEL_GFX_VAL, + RII_CM_CLKSEL1_CORE_VAL, MII_CM_CLKSEL1_PLL_12_VAL, + MX_CLKSEL2_PLL_2x_VAL, 0, SDRC_RFR_CTRL_100MHz, + RATE_IN_242X}, + + {S13M, S600M, S300M, RII_CM_CLKSEL_MPU_VAL, /* 300MHz ARM */ + RII_CM_CLKSEL_DSP_VAL, RII_CM_CLKSEL_GFX_VAL, + RII_CM_CLKSEL1_CORE_VAL, MII_CM_CLKSEL1_PLL_13_VAL, + MX_CLKSEL2_PLL_2x_VAL, 0, SDRC_RFR_CTRL_100MHz, + RATE_IN_242X}, + + /* PRCM III - FAST */ + {S12M, S532M, S266M, RIII_CM_CLKSEL_MPU_VAL, /* 266MHz ARM */ + RIII_CM_CLKSEL_DSP_VAL, RIII_CM_CLKSEL_GFX_VAL, + RIII_CM_CLKSEL1_CORE_VAL, MIII_CM_CLKSEL1_PLL_12_VAL, + MX_CLKSEL2_PLL_2x_VAL, 0, SDRC_RFR_CTRL_133MHz, + RATE_IN_242X}, + + {S13M, S532M, S266M, RIII_CM_CLKSEL_MPU_VAL, /* 266MHz ARM */ + RIII_CM_CLKSEL_DSP_VAL, RIII_CM_CLKSEL_GFX_VAL, + RIII_CM_CLKSEL1_CORE_VAL, MIII_CM_CLKSEL1_PLL_13_VAL, + MX_CLKSEL2_PLL_2x_VAL, 0, SDRC_RFR_CTRL_133MHz, + RATE_IN_242X}, + + /* PRCM II - SLOW */ + {S12M, S300M, S150M, RII_CM_CLKSEL_MPU_VAL, /* 150MHz ARM */ + RII_CM_CLKSEL_DSP_VAL, RII_CM_CLKSEL_GFX_VAL, + RII_CM_CLKSEL1_CORE_VAL, MII_CM_CLKSEL1_PLL_12_VAL, + MX_CLKSEL2_PLL_2x_VAL, 0, SDRC_RFR_CTRL_100MHz, + RATE_IN_242X}, + + {S13M, S300M, S150M, RII_CM_CLKSEL_MPU_VAL, /* 150MHz ARM */ + RII_CM_CLKSEL_DSP_VAL, RII_CM_CLKSEL_GFX_VAL, + RII_CM_CLKSEL1_CORE_VAL, MII_CM_CLKSEL1_PLL_13_VAL, + MX_CLKSEL2_PLL_2x_VAL, 0, SDRC_RFR_CTRL_100MHz, + RATE_IN_242X}, + + /* PRCM III - SLOW */ + {S12M, S266M, S133M, RIII_CM_CLKSEL_MPU_VAL, /* 133MHz ARM */ + RIII_CM_CLKSEL_DSP_VAL, RIII_CM_CLKSEL_GFX_VAL, + RIII_CM_CLKSEL1_CORE_VAL, MIII_CM_CLKSEL1_PLL_12_VAL, + MX_CLKSEL2_PLL_2x_VAL, 0, SDRC_RFR_CTRL_133MHz, + RATE_IN_242X}, + + {S13M, S266M, S133M, RIII_CM_CLKSEL_MPU_VAL, /* 133MHz ARM */ + RIII_CM_CLKSEL_DSP_VAL, RIII_CM_CLKSEL_GFX_VAL, + RIII_CM_CLKSEL1_CORE_VAL, MIII_CM_CLKSEL1_PLL_13_VAL, + MX_CLKSEL2_PLL_2x_VAL, 0, SDRC_RFR_CTRL_133MHz, + RATE_IN_242X}, + + /* PRCM-VII (boot-bypass) */ + {S12M, S12M, S12M, RVII_CM_CLKSEL_MPU_VAL, /* 12MHz ARM*/ + RVII_CM_CLKSEL_DSP_VAL, RVII_CM_CLKSEL_GFX_VAL, + RVII_CM_CLKSEL1_CORE_VAL, MVII_CM_CLKSEL1_PLL_12_VAL, + MX_CLKSEL2_PLL_2x_VAL, 0, SDRC_RFR_CTRL_BYPASS, + RATE_IN_242X}, + + /* PRCM-VII (boot-bypass) */ + {S13M, S13M, S13M, RVII_CM_CLKSEL_MPU_VAL, /* 13MHz ARM */ + RVII_CM_CLKSEL_DSP_VAL, RVII_CM_CLKSEL_GFX_VAL, + RVII_CM_CLKSEL1_CORE_VAL, MVII_CM_CLKSEL1_PLL_13_VAL, + MX_CLKSEL2_PLL_2x_VAL, 0, SDRC_RFR_CTRL_BYPASS, + RATE_IN_242X}, + + /* PRCM #4 - ratio2 (ES2.1) - FAST */ + {S13M, S798M, S399M, R2_CM_CLKSEL_MPU_VAL, /* 399MHz ARM */ + R2_CM_CLKSEL_DSP_VAL, R2_CM_CLKSEL_GFX_VAL, + R2_CM_CLKSEL1_CORE_VAL, M4_CM_CLKSEL1_PLL_13_VAL, + MX_CLKSEL2_PLL_2x_VAL, R2_CM_CLKSEL_MDM_VAL, + SDRC_RFR_CTRL_133MHz, + RATE_IN_243X}, + + /* PRCM #2 - ratio1 (ES2) - FAST */ + {S13M, S658M, S329M, R1_CM_CLKSEL_MPU_VAL, /* 330MHz ARM */ + R1_CM_CLKSEL_DSP_VAL, R1_CM_CLKSEL_GFX_VAL, + R1_CM_CLKSEL1_CORE_VAL, M2_CM_CLKSEL1_PLL_13_VAL, + MX_CLKSEL2_PLL_2x_VAL, R1_CM_CLKSEL_MDM_VAL, + SDRC_RFR_CTRL_165MHz, + RATE_IN_243X}, + + /* PRCM #5a - ratio1 - FAST */ + {S13M, S532M, S266M, R1_CM_CLKSEL_MPU_VAL, /* 266MHz ARM */ + R1_CM_CLKSEL_DSP_VAL, R1_CM_CLKSEL_GFX_VAL, + R1_CM_CLKSEL1_CORE_VAL, M5A_CM_CLKSEL1_PLL_13_VAL, + MX_CLKSEL2_PLL_2x_VAL, R1_CM_CLKSEL_MDM_VAL, + SDRC_RFR_CTRL_133MHz, + RATE_IN_243X}, + + /* PRCM #5b - ratio1 - FAST */ + {S13M, S400M, S200M, R1_CM_CLKSEL_MPU_VAL, /* 200MHz ARM */ + R1_CM_CLKSEL_DSP_VAL, R1_CM_CLKSEL_GFX_VAL, + R1_CM_CLKSEL1_CORE_VAL, M5B_CM_CLKSEL1_PLL_13_VAL, + MX_CLKSEL2_PLL_2x_VAL, R1_CM_CLKSEL_MDM_VAL, + SDRC_RFR_CTRL_100MHz, + RATE_IN_243X}, + + /* PRCM #4 - ratio1 (ES2.1) - SLOW */ + {S13M, S399M, S199M, R2_CM_CLKSEL_MPU_VAL, /* 200MHz ARM */ + R2_CM_CLKSEL_DSP_VAL, R2_CM_CLKSEL_GFX_VAL, + R2_CM_CLKSEL1_CORE_VAL, M4_CM_CLKSEL1_PLL_13_VAL, + MX_CLKSEL2_PLL_1x_VAL, R2_CM_CLKSEL_MDM_VAL, + SDRC_RFR_CTRL_133MHz, + RATE_IN_243X}, + + /* PRCM #2 - ratio1 (ES2) - SLOW */ + {S13M, S329M, S164M, R1_CM_CLKSEL_MPU_VAL, /* 165MHz ARM */ + R1_CM_CLKSEL_DSP_VAL, R1_CM_CLKSEL_GFX_VAL, + R1_CM_CLKSEL1_CORE_VAL, M2_CM_CLKSEL1_PLL_13_VAL, + MX_CLKSEL2_PLL_1x_VAL, R1_CM_CLKSEL_MDM_VAL, + SDRC_RFR_CTRL_165MHz, + RATE_IN_243X}, + + /* PRCM #5a - ratio1 - SLOW */ + {S13M, S266M, S133M, R1_CM_CLKSEL_MPU_VAL, /* 133MHz ARM */ + R1_CM_CLKSEL_DSP_VAL, R1_CM_CLKSEL_GFX_VAL, + R1_CM_CLKSEL1_CORE_VAL, M5A_CM_CLKSEL1_PLL_13_VAL, + MX_CLKSEL2_PLL_1x_VAL, R1_CM_CLKSEL_MDM_VAL, + SDRC_RFR_CTRL_133MHz, + RATE_IN_243X}, + + /* PRCM #5b - ratio1 - SLOW*/ + {S13M, S200M, S100M, R1_CM_CLKSEL_MPU_VAL, /* 100MHz ARM */ + R1_CM_CLKSEL_DSP_VAL, R1_CM_CLKSEL_GFX_VAL, + R1_CM_CLKSEL1_CORE_VAL, M5B_CM_CLKSEL1_PLL_13_VAL, + MX_CLKSEL2_PLL_1x_VAL, R1_CM_CLKSEL_MDM_VAL, + SDRC_RFR_CTRL_100MHz, + RATE_IN_243X}, + + /* PRCM-boot/bypass */ + {S13M, S13M, S13M, RB_CM_CLKSEL_MPU_VAL, /* 13Mhz */ + RB_CM_CLKSEL_DSP_VAL, RB_CM_CLKSEL_GFX_VAL, + RB_CM_CLKSEL1_CORE_VAL, MB_CM_CLKSEL1_PLL_13_VAL, + MX_CLKSEL2_PLL_2x_VAL, RB_CM_CLKSEL_MDM_VAL, + SDRC_RFR_CTRL_BYPASS, + RATE_IN_243X}, + + /* PRCM-boot/bypass */ + {S12M, S12M, S12M, RB_CM_CLKSEL_MPU_VAL, /* 12Mhz */ + RB_CM_CLKSEL_DSP_VAL, RB_CM_CLKSEL_GFX_VAL, + RB_CM_CLKSEL1_CORE_VAL, MB_CM_CLKSEL1_PLL_12_VAL, + MX_CLKSEL2_PLL_2x_VAL, RB_CM_CLKSEL_MDM_VAL, + SDRC_RFR_CTRL_BYPASS, + RATE_IN_243X}, + + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, +}; + +/*------------------------------------------------------------------------- + * 24xx clock tree. + * + * NOTE:In many cases here we are assigning a 'default' parent. In many + * cases the parent is selectable. The get/set parent calls will also + * switch sources. + * + * Many some clocks say always_enabled, but they can be auto idled for + * power savings. They will always be available upon clock request. + * + * Several sources are given initial rates which may be wrong, this will + * be fixed up in the init func. + * + * Things are broadly separated below by clock domains. It is + * noteworthy that most periferals have dependencies on multiple clock + * domains. Many get their interface clocks from the L4 domain, but get + * functional clocks from fixed sources or other core domain derived + * clocks. + *-------------------------------------------------------------------------*/ + +/* Base external input clocks */ +static struct clk func_32k_ck = { + .name = "func_32k_ck", + .rate = 32000, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + RATE_FIXED | ALWAYS_ENABLED | RATE_PROPAGATES, + .recalc = &propagate_rate, +}; + +/* Typical 12/13MHz in standalone mode, will be 26Mhz in chassis mode */ +static struct clk osc_ck = { /* (*12, *13, 19.2, *26, 38.4)MHz */ + .name = "osc_ck", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + RATE_PROPAGATES, + .enable = &omap2_enable_osc_ck, + .disable = &omap2_disable_osc_ck, + .recalc = &omap2_osc_clk_recalc, +}; + +/* With out modem likely 12MHz, with modem likely 13MHz */ +static struct clk sys_ck = { /* (*12, *13, 19.2, 26, 38.4)MHz */ + .name = "sys_ck", /* ~ ref_clk also */ + .parent = &osc_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + ALWAYS_ENABLED | RATE_PROPAGATES, + .recalc = &omap2_sys_clk_recalc, +}; + +static struct clk alt_ck = { /* Typical 54M or 48M, may not exist */ + .name = "alt_ck", + .rate = 54000000, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + RATE_FIXED | ALWAYS_ENABLED | RATE_PROPAGATES, + .recalc = &propagate_rate, +}; + +/* + * Analog domain root source clocks + */ + +/* dpll_ck, is broken out in to special cases through clksel */ +/* REVISIT: Rate changes on dpll_ck trigger a full set change. ... + * deal with this + */ + +static const struct dpll_data dpll_dd = { + .mult_div1_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKSEL1), + .mult_mask = OMAP24XX_DPLL_MULT_MASK, + .div1_mask = OMAP24XX_DPLL_DIV_MASK, +}; + +static struct clk dpll_ck = { + .name = "dpll_ck", + .parent = &sys_ck, /* Can be func_32k also */ + .dpll_data = &dpll_dd, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + RATE_PROPAGATES | ALWAYS_ENABLED, + .recalc = &omap2_dpll_recalc, + .set_rate = &omap2_reprogram_dpll, +}; + +static struct clk apll96_ck = { + .name = "apll96_ck", + .parent = &sys_ck, + .rate = 96000000, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + RATE_FIXED | RATE_PROPAGATES | ENABLE_ON_INIT, + .enable_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKEN), + .enable_bit = OMAP24XX_EN_96M_PLL_SHIFT, + .enable = &omap2_clk_fixed_enable, + .disable = &omap2_clk_fixed_disable, + .recalc = &propagate_rate, +}; + +static struct clk apll54_ck = { + .name = "apll54_ck", + .parent = &sys_ck, + .rate = 54000000, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + RATE_FIXED | RATE_PROPAGATES | ENABLE_ON_INIT, + .enable_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKEN), + .enable_bit = OMAP24XX_EN_54M_PLL_SHIFT, + .enable = &omap2_clk_fixed_enable, + .disable = &omap2_clk_fixed_disable, + .recalc = &propagate_rate, +}; + +/* + * PRCM digital base sources + */ + +/* func_54m_ck */ + +static const struct clksel_rate func_54m_apll54_rates[] = { + { .div = 1, .val = 0, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 0 }, +}; + +static const struct clksel_rate func_54m_alt_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 0 }, +}; + +static const struct clksel func_54m_clksel[] = { + { .parent = &apll54_ck, .rates = func_54m_apll54_rates, }, + { .parent = &alt_ck, .rates = func_54m_alt_rates, }, + { .parent = NULL }, +}; + +static struct clk func_54m_ck = { + .name = "func_54m_ck", + .parent = &apll54_ck, /* can also be alt_clk */ + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + RATE_PROPAGATES | PARENT_CONTROLS_CLOCK, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKSEL1), + .clksel_mask = OMAP24XX_54M_SOURCE, + .clksel = func_54m_clksel, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk core_ck = { + .name = "core_ck", + .parent = &dpll_ck, /* can also be 32k */ + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + ALWAYS_ENABLED | RATE_PROPAGATES, + .recalc = &followparent_recalc, +}; + +/* func_96m_ck */ +static const struct clksel_rate func_96m_apll96_rates[] = { + { .div = 1, .val = 0, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 0 }, +}; + +static const struct clksel_rate func_96m_alt_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_243X | DEFAULT_RATE }, + { .div = 0 }, +}; + +static const struct clksel func_96m_clksel[] = { + { .parent = &apll96_ck, .rates = func_96m_apll96_rates }, + { .parent = &alt_ck, .rates = func_96m_alt_rates }, + { .parent = NULL } +}; + +/* The parent of this clock is not selectable on 2420. */ +static struct clk func_96m_ck = { + .name = "func_96m_ck", + .parent = &apll96_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + RATE_PROPAGATES | PARENT_CONTROLS_CLOCK, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKSEL1), + .clksel_mask = OMAP2430_96M_SOURCE, + .clksel = func_96m_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +/* func_48m_ck */ + +static const struct clksel_rate func_48m_apll96_rates[] = { + { .div = 2, .val = 0, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 0 }, +}; + +static const struct clksel_rate func_48m_alt_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 0 }, +}; + +static const struct clksel func_48m_clksel[] = { + { .parent = &apll96_ck, .rates = func_48m_apll96_rates }, + { .parent = &alt_ck, .rates = func_48m_alt_rates }, + { .parent = NULL } +}; + +static struct clk func_48m_ck = { + .name = "func_48m_ck", + .parent = &apll96_ck, /* 96M or Alt */ + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + RATE_PROPAGATES | PARENT_CONTROLS_CLOCK, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKSEL1), + .clksel_mask = OMAP24XX_48M_SOURCE, + .clksel = func_48m_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +static struct clk func_12m_ck = { + .name = "func_12m_ck", + .parent = &func_48m_ck, + .fixed_div = 4, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + RATE_PROPAGATES | PARENT_CONTROLS_CLOCK, + .recalc = &omap2_fixed_divisor_recalc, +}; + +/* Secure timer, only available in secure mode */ +static struct clk wdt1_osc_ck = { + .name = "ck_wdt1_osc", + .parent = &osc_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .recalc = &followparent_recalc, +}; + +/* + * The common_clkout* clksel_rate structs are common to + * sys_clkout, sys_clkout_src, sys_clkout2, and sys_clkout2_src. + * sys_clkout2_* are 2420-only, so the + * clksel_rate flags fields are inaccurate for those clocks. This is + * harmless since access to those clocks are gated by the struct clk + * flags fields, which mark them as 2420-only. + */ +static const struct clksel_rate common_clkout_src_core_rates[] = { + { .div = 1, .val = 0, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate common_clkout_src_sys_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate common_clkout_src_96m_rates[] = { + { .div = 1, .val = 2, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate common_clkout_src_54m_rates[] = { + { .div = 1, .val = 3, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel common_clkout_src_clksel[] = { + { .parent = &core_ck, .rates = common_clkout_src_core_rates }, + { .parent = &sys_ck, .rates = common_clkout_src_sys_rates }, + { .parent = &func_96m_ck, .rates = common_clkout_src_96m_rates }, + { .parent = &func_54m_ck, .rates = common_clkout_src_54m_rates }, + { .parent = NULL } +}; + +static struct clk sys_clkout_src = { + .name = "sys_clkout_src", + .parent = &func_54m_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + RATE_PROPAGATES, + .enable_reg = OMAP24XX_PRCM_CLKOUT_CTRL, + .enable_bit = OMAP24XX_CLKOUT_EN_SHIFT, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP24XX_PRCM_CLKOUT_CTRL, + .clksel_mask = OMAP24XX_CLKOUT_SOURCE_MASK, + .clksel = common_clkout_src_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +static const struct clksel_rate common_clkout_rates[] = { + { .div = 1, .val = 0, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 2, .val = 1, .flags = RATE_IN_24XX }, + { .div = 4, .val = 2, .flags = RATE_IN_24XX }, + { .div = 8, .val = 3, .flags = RATE_IN_24XX }, + { .div = 16, .val = 4, .flags = RATE_IN_24XX }, + { .div = 0 }, +}; + +static const struct clksel sys_clkout_clksel[] = { + { .parent = &sys_clkout_src, .rates = common_clkout_rates }, + { .parent = NULL } +}; + +static struct clk sys_clkout = { + .name = "sys_clkout", + .parent = &sys_clkout_src, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + PARENT_CONTROLS_CLOCK, + .clksel_reg = OMAP24XX_PRCM_CLKOUT_CTRL, + .clksel_mask = OMAP24XX_CLKOUT_DIV_MASK, + .clksel = sys_clkout_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +/* In 2430, new in 2420 ES2 */ +static struct clk sys_clkout2_src = { + .name = "sys_clkout2_src", + .parent = &func_54m_ck, + .flags = CLOCK_IN_OMAP242X | RATE_PROPAGATES, + .enable_reg = OMAP24XX_PRCM_CLKOUT_CTRL, + .enable_bit = OMAP2420_CLKOUT2_EN_SHIFT, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP24XX_PRCM_CLKOUT_CTRL, + .clksel_mask = OMAP2420_CLKOUT2_SOURCE_MASK, + .clksel = common_clkout_src_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +static const struct clksel sys_clkout2_clksel[] = { + { .parent = &sys_clkout2_src, .rates = common_clkout_rates }, + { .parent = NULL } +}; + +/* In 2430, new in 2420 ES2 */ +static struct clk sys_clkout2 = { + .name = "sys_clkout2", + .parent = &sys_clkout2_src, + .flags = CLOCK_IN_OMAP242X | PARENT_CONTROLS_CLOCK, + .clksel_reg = OMAP24XX_PRCM_CLKOUT_CTRL, + .clksel_mask = OMAP2420_CLKOUT2_DIV_MASK, + .clksel = sys_clkout2_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +static struct clk emul_ck = { + .name = "emul_ck", + .parent = &func_54m_ck, + .flags = CLOCK_IN_OMAP242X, + .enable_reg = OMAP24XX_PRCM_CLKEMUL_CTRL, + .enable_bit = OMAP24XX_EMULATION_EN_SHIFT, + .recalc = &followparent_recalc, + +}; + +/* + * MPU clock domain + * Clocks: + * MPU_FCLK, MPU_ICLK + * INT_M_FCLK, INT_M_I_CLK + * + * - Individual clocks are hardware managed. + * - Base divider comes from: CM_CLKSEL_MPU + * + */ +static const struct clksel_rate mpu_core_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 2, .val = 2, .flags = RATE_IN_24XX }, + { .div = 4, .val = 4, .flags = RATE_IN_242X }, + { .div = 6, .val = 6, .flags = RATE_IN_242X }, + { .div = 8, .val = 8, .flags = RATE_IN_242X }, + { .div = 0 }, +}; + +static const struct clksel mpu_clksel[] = { + { .parent = &core_ck, .rates = mpu_core_rates }, + { .parent = NULL } +}; + +static struct clk mpu_ck = { /* Control cpu */ + .name = "mpu_ck", + .parent = &core_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + ALWAYS_ENABLED | DELAYED_APP | + CONFIG_PARTICIPANT | RATE_PROPAGATES, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(MPU_MOD, CM_CLKSEL), + .clksel_mask = OMAP24XX_CLKSEL_MPU_MASK, + .clksel = mpu_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +/* + * DSP (2430-IVA2.1) (2420-UMA+IVA1) clock domain + * Clocks: + * 2430: IVA2.1_FCLK (really just DSP_FCLK), IVA2.1_ICLK + * 2420: UMA_FCLK, UMA_ICLK, IVA_MPU, IVA_COP + * + * Won't be too specific here. The core clock comes into this block + * it is divided then tee'ed. One branch goes directly to xyz enable + * controls. The other branch gets further divided by 2 then possibly + * routed into a synchronizer and out of clocks abc. + */ +static const struct clksel_rate dsp_fck_core_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 2, .val = 2, .flags = RATE_IN_24XX }, + { .div = 3, .val = 3, .flags = RATE_IN_24XX }, + { .div = 4, .val = 4, .flags = RATE_IN_24XX }, + { .div = 6, .val = 6, .flags = RATE_IN_242X }, + { .div = 8, .val = 8, .flags = RATE_IN_242X }, + { .div = 12, .val = 12, .flags = RATE_IN_242X }, + { .div = 0 }, +}; + +static const struct clksel dsp_fck_clksel[] = { + { .parent = &core_ck, .rates = dsp_fck_core_rates }, + { .parent = NULL } +}; + +static struct clk dsp_fck = { + .name = "dsp_fck", + .parent = &core_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | DELAYED_APP | + CONFIG_PARTICIPANT | RATE_PROPAGATES, + .enable_reg = OMAP_CM_REGADDR(OMAP24XX_DSP_MOD, CM_FCLKEN), + .enable_bit = OMAP24XX_CM_FCLKEN_DSP_EN_DSP_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(OMAP24XX_DSP_MOD, CM_CLKSEL), + .clksel_mask = OMAP24XX_CLKSEL_DSP_MASK, + .clksel = dsp_fck_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +/* DSP interface clock */ +static const struct clksel_rate dsp_irate_ick_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 2, .val = 2, .flags = RATE_IN_24XX }, + { .div = 3, .val = 3, .flags = RATE_IN_243X }, + { .div = 0 }, +}; + +static const struct clksel dsp_irate_ick_clksel[] = { + { .parent = &dsp_fck, .rates = dsp_irate_ick_rates }, + { .parent = NULL } +}; + +/* + * This clock does not exist as such in the TRM, but is added to + * separate source selection from XXX + */ +static struct clk dsp_irate_ick = { + .name = "dsp_irate_ick", + .parent = &dsp_fck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | DELAYED_APP | + CONFIG_PARTICIPANT | PARENT_CONTROLS_CLOCK, + .clksel_reg = OMAP_CM_REGADDR(OMAP24XX_DSP_MOD, CM_CLKSEL), + .clksel_mask = OMAP24XX_CLKSEL_DSP_IF_MASK, + .clksel = dsp_irate_ick_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +/* 2420 only */ +static struct clk dsp_ick = { + .name = "dsp_ick", /* apparently ipi and isp */ + .parent = &dsp_irate_ick, + .flags = CLOCK_IN_OMAP242X | DELAYED_APP | CONFIG_PARTICIPANT, + .enable_reg = OMAP_CM_REGADDR(OMAP24XX_DSP_MOD, CM_ICLKEN), + .enable_bit = OMAP2420_EN_DSP_IPI_SHIFT, /* for ipi */ +}; + +/* 2430 only - EN_DSP controls both dsp fclk and iclk on 2430 */ +static struct clk iva2_1_ick = { + .name = "iva2_1_ick", + .parent = &dsp_irate_ick, + .flags = CLOCK_IN_OMAP243X | DELAYED_APP | CONFIG_PARTICIPANT, + .enable_reg = OMAP_CM_REGADDR(OMAP24XX_DSP_MOD, CM_FCLKEN), + .enable_bit = OMAP24XX_CM_FCLKEN_DSP_EN_DSP_SHIFT, +}; + +static struct clk iva1_ifck = { + .name = "iva1_ifck", + .parent = &core_ck, + .flags = CLOCK_IN_OMAP242X | CONFIG_PARTICIPANT | + RATE_PROPAGATES | DELAYED_APP, + .enable_reg = OMAP_CM_REGADDR(OMAP24XX_DSP_MOD, CM_FCLKEN), + .enable_bit = OMAP2420_EN_IVA_COP_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(OMAP24XX_DSP_MOD, CM_CLKSEL), + .clksel_mask = OMAP2420_CLKSEL_IVA_MASK, + .clksel = dsp_fck_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +/* IVA1 mpu/int/i/f clocks are /2 of parent */ +static struct clk iva1_mpu_int_ifck = { + .name = "iva1_mpu_int_ifck", + .parent = &iva1_ifck, + .flags = CLOCK_IN_OMAP242X, + .enable_reg = OMAP_CM_REGADDR(OMAP24XX_DSP_MOD, CM_FCLKEN), + .enable_bit = OMAP2420_EN_IVA_MPU_SHIFT, + .fixed_div = 2, + .recalc = &omap2_fixed_divisor_recalc, +}; + +/* + * L3 clock domain + * L3 clocks are used for both interface and functional clocks to + * multiple entities. Some of these clocks are completely managed + * by hardware, and some others allow software control. Hardware + * managed ones general are based on directly CLK_REQ signals and + * various auto idle settings. The functional spec sets many of these + * as 'tie-high' for their enables. + * + * I-CLOCKS: + * L3-Interconnect, SMS, GPMC, SDRC, OCM_RAM, OCM_ROM, SDMA + * CAM, HS-USB. + * F-CLOCK + * SSI. + * + * GPMC memories and SDRC have timing and clock sensitive registers which + * may very well need notification when the clock changes. Currently for low + * operating points, these are taken care of in sleep.S. + */ +static const struct clksel_rate core_l3_core_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_24XX }, + { .div = 2, .val = 2, .flags = RATE_IN_242X }, + { .div = 4, .val = 4, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 6, .val = 6, .flags = RATE_IN_24XX }, + { .div = 8, .val = 8, .flags = RATE_IN_242X }, + { .div = 12, .val = 12, .flags = RATE_IN_242X }, + { .div = 16, .val = 16, .flags = RATE_IN_242X }, + { .div = 0 } +}; + +static const struct clksel core_l3_clksel[] = { + { .parent = &core_ck, .rates = core_l3_core_rates }, + { .parent = NULL } +}; + +static struct clk core_l3_ck = { /* Used for ick and fck, interconnect */ + .name = "core_l3_ck", + .parent = &core_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + ALWAYS_ENABLED | DELAYED_APP | + CONFIG_PARTICIPANT | RATE_PROPAGATES, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL1), + .clksel_mask = OMAP24XX_CLKSEL_L3_MASK, + .clksel = core_l3_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +/* usb_l4_ick */ +static const struct clksel_rate usb_l4_ick_core_l3_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_24XX }, + { .div = 2, .val = 2, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 4, .val = 4, .flags = RATE_IN_24XX }, + { .div = 0 } +}; + +static const struct clksel usb_l4_ick_clksel[] = { + { .parent = &core_l3_ck, .rates = usb_l4_ick_core_l3_rates }, + { .parent = NULL }, +}; + +static struct clk usb_l4_ick = { /* FS-USB interface clock */ + .name = "usb_l4_ick", + .parent = &core_l3_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + DELAYED_APP | CONFIG_PARTICIPANT, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2), + .enable_bit = OMAP24XX_EN_USB_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL1), + .clksel_mask = OMAP24XX_CLKSEL_USB_MASK, + .clksel = usb_l4_ick_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +/* + * SSI is in L3 management domain, its direct parent is core not l3, + * many core power domain entities are grouped into the L3 clock + * domain. + * SSI_SSR_FCLK, SSI_SST_FCLK, SSI_L4_CLIK + * + * ssr = core/1/2/3/4/5, sst = 1/2 ssr. + */ +static const struct clksel_rate ssi_ssr_sst_fck_core_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_24XX }, + { .div = 2, .val = 2, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 3, .val = 3, .flags = RATE_IN_24XX }, + { .div = 4, .val = 4, .flags = RATE_IN_24XX }, + { .div = 5, .val = 5, .flags = RATE_IN_243X }, + { .div = 6, .val = 6, .flags = RATE_IN_242X }, + { .div = 8, .val = 8, .flags = RATE_IN_242X }, + { .div = 0 } +}; + +static const struct clksel ssi_ssr_sst_fck_clksel[] = { + { .parent = &core_ck, .rates = ssi_ssr_sst_fck_core_rates }, + { .parent = NULL } +}; + +static struct clk ssi_ssr_sst_fck = { + .name = "ssi_fck", + .parent = &core_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + DELAYED_APP, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2), + .enable_bit = OMAP24XX_EN_SSI_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL1), + .clksel_mask = OMAP24XX_CLKSEL_SSI_MASK, + .clksel = ssi_ssr_sst_fck_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +/* + * GFX clock domain + * Clocks: + * GFX_FCLK, GFX_ICLK + * GFX_CG1(2d), GFX_CG2(3d) + * + * GFX_FCLK runs from L3, and is divided by (1,2,3,4) + * The 2d and 3d clocks run at a hardware determined + * divided value of fclk. + * + */ +/* XXX REVISIT: GFX clock is part of CONFIG_PARTICIPANT, no? doublecheck. */ + +/* This clksel struct is shared between gfx_3d_fck and gfx_2d_fck */ +static const struct clksel gfx_fck_clksel[] = { + { .parent = &core_l3_ck, .rates = gfx_l3_rates }, + { .parent = NULL }, +}; + +static struct clk gfx_3d_fck = { + .name = "gfx_3d_fck", + .parent = &core_l3_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(GFX_MOD, CM_FCLKEN), + .enable_bit = OMAP24XX_EN_3D_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(GFX_MOD, CM_CLKSEL), + .clksel_mask = OMAP_CLKSEL_GFX_MASK, + .clksel = gfx_fck_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +static struct clk gfx_2d_fck = { + .name = "gfx_2d_fck", + .parent = &core_l3_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(GFX_MOD, CM_FCLKEN), + .enable_bit = OMAP24XX_EN_2D_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(GFX_MOD, CM_CLKSEL), + .clksel_mask = OMAP_CLKSEL_GFX_MASK, + .clksel = gfx_fck_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +static struct clk gfx_ick = { + .name = "gfx_ick", /* From l3 */ + .parent = &core_l3_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(GFX_MOD, CM_ICLKEN), + .enable_bit = OMAP_EN_GFX_SHIFT, + .recalc = &followparent_recalc, +}; + +/* + * Modem clock domain (2430) + * CLOCKS: + * MDM_OSC_CLK + * MDM_ICLK + * These clocks are usable in chassis mode only. + */ +static const struct clksel_rate mdm_ick_core_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_243X }, + { .div = 4, .val = 4, .flags = RATE_IN_243X | DEFAULT_RATE }, + { .div = 6, .val = 6, .flags = RATE_IN_243X }, + { .div = 9, .val = 9, .flags = RATE_IN_243X }, + { .div = 0 } +}; + +static const struct clksel mdm_ick_clksel[] = { + { .parent = &core_ck, .rates = mdm_ick_core_rates }, + { .parent = NULL } +}; + +static struct clk mdm_ick = { /* used both as a ick and fck */ + .name = "mdm_ick", + .parent = &core_ck, + .flags = CLOCK_IN_OMAP243X | DELAYED_APP | CONFIG_PARTICIPANT, + .enable_reg = OMAP_CM_REGADDR(OMAP2430_MDM_MOD, CM_ICLKEN), + .enable_bit = OMAP2430_CM_ICLKEN_MDM_EN_MDM_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(OMAP2430_MDM_MOD, CM_CLKSEL), + .clksel_mask = OMAP2430_CLKSEL_MDM_MASK, + .clksel = mdm_ick_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +static struct clk mdm_osc_ck = { + .name = "mdm_osc_ck", + .parent = &osc_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(OMAP2430_MDM_MOD, CM_FCLKEN), + .enable_bit = OMAP2430_EN_OSC_SHIFT, + .recalc = &followparent_recalc, +}; + +/* + * L4 clock management domain + * + * This domain contains lots of interface clocks from the L4 interface, some + * functional clocks. Fixed APLL functional source clocks are managed in + * this domain. + */ +static const struct clksel_rate l4_core_l3_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 2, .val = 2, .flags = RATE_IN_24XX }, + { .div = 0 } +}; + +static const struct clksel l4_clksel[] = { + { .parent = &core_l3_ck, .rates = l4_core_l3_rates }, + { .parent = NULL } +}; + +static struct clk l4_ck = { /* used both as an ick and fck */ + .name = "l4_ck", + .parent = &core_l3_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + ALWAYS_ENABLED | DELAYED_APP | RATE_PROPAGATES, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL1), + .clksel_mask = OMAP24XX_CLKSEL_L4_MASK, + .clksel = l4_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +static struct clk ssi_l4_ick = { + .name = "ssi_l4_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2), + .enable_bit = OMAP24XX_EN_SSI_SHIFT, + .recalc = &followparent_recalc, +}; + +/* + * DSS clock domain + * CLOCKs: + * DSS_L4_ICLK, DSS_L3_ICLK, + * DSS_CLK1, DSS_CLK2, DSS_54MHz_CLK + * + * DSS is both initiator and target. + */ +/* XXX Add RATE_NOT_VALIDATED */ + +static const struct clksel_rate dss1_fck_sys_rates[] = { + { .div = 1, .val = 0, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate dss1_fck_core_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_24XX }, + { .div = 2, .val = 2, .flags = RATE_IN_24XX }, + { .div = 3, .val = 3, .flags = RATE_IN_24XX }, + { .div = 4, .val = 4, .flags = RATE_IN_24XX }, + { .div = 5, .val = 5, .flags = RATE_IN_24XX }, + { .div = 6, .val = 6, .flags = RATE_IN_24XX }, + { .div = 8, .val = 8, .flags = RATE_IN_24XX }, + { .div = 9, .val = 9, .flags = RATE_IN_24XX }, + { .div = 12, .val = 12, .flags = RATE_IN_24XX }, + { .div = 16, .val = 16, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel dss1_fck_clksel[] = { + { .parent = &sys_ck, .rates = dss1_fck_sys_rates }, + { .parent = &core_ck, .rates = dss1_fck_core_rates }, + { .parent = NULL }, +}; + +static struct clk dss_ick = { /* Enables both L3,L4 ICLK's */ + .name = "dss_ick", + .parent = &l4_ck, /* really both l3 and l4 */ + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_DSS1_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk dss1_fck = { + .name = "dss1_fck", + .parent = &core_ck, /* Core or sys */ + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + DELAYED_APP, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_DSS1_SHIFT, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL1), + .clksel_mask = OMAP24XX_CLKSEL_DSS1_MASK, + .clksel = dss1_fck_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +static const struct clksel_rate dss2_fck_sys_rates[] = { + { .div = 1, .val = 0, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate dss2_fck_48m_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel dss2_fck_clksel[] = { + { .parent = &sys_ck, .rates = dss2_fck_sys_rates }, + { .parent = &func_48m_ck, .rates = dss2_fck_48m_rates }, + { .parent = NULL } +}; + +static struct clk dss2_fck = { /* Alt clk used in power management */ + .name = "dss2_fck", + .parent = &sys_ck, /* fixed at sys_ck or 48MHz */ + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + DELAYED_APP, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_DSS2_SHIFT, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL1), + .clksel_mask = OMAP24XX_CLKSEL_DSS2_MASK, + .clksel = dss2_fck_clksel, + .recalc = &followparent_recalc, +}; + +static struct clk dss_54m_fck = { /* Alt clk used in power management */ + .name = "dss_54m_fck", /* 54m tv clk */ + .parent = &func_54m_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_TV_SHIFT, + .recalc = &followparent_recalc, +}; + +/* + * CORE power domain ICLK & FCLK defines. + * Many of the these can have more than one possible parent. Entries + * here will likely have an L4 interface parent, and may have multiple + * functional clock parents. + */ +static const struct clksel_rate gpt_alt_rates[] = { + { .div = 1, .val = 2, .flags = RATE_IN_24XX | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel omap24xx_gpt_clksel[] = { + { .parent = &func_32k_ck, .rates = gpt_32k_rates }, + { .parent = &sys_ck, .rates = gpt_sys_rates }, + { .parent = &alt_ck, .rates = gpt_alt_rates }, + { .parent = NULL }, +}; + +static struct clk gpt1_ick = { + .name = "gpt1_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN), + .enable_bit = OMAP24XX_EN_GPT1_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk gpt1_fck = { + .name = "gpt1_fck", + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_FCLKEN), + .enable_bit = OMAP24XX_EN_GPT1_SHIFT, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_CLKSEL1), + .clksel_mask = OMAP24XX_CLKSEL_GPT1_MASK, + .clksel = omap24xx_gpt_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +static struct clk gpt2_ick = { + .name = "gpt2_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_GPT2_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk gpt2_fck = { + .name = "gpt2_fck", + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_GPT2_SHIFT, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL2), + .clksel_mask = OMAP24XX_CLKSEL_GPT2_MASK, + .clksel = omap24xx_gpt_clksel, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt3_ick = { + .name = "gpt3_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_GPT3_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk gpt3_fck = { + .name = "gpt3_fck", + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_GPT3_SHIFT, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL2), + .clksel_mask = OMAP24XX_CLKSEL_GPT3_MASK, + .clksel = omap24xx_gpt_clksel, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt4_ick = { + .name = "gpt4_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_GPT4_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk gpt4_fck = { + .name = "gpt4_fck", + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_GPT4_SHIFT, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL2), + .clksel_mask = OMAP24XX_CLKSEL_GPT4_MASK, + .clksel = omap24xx_gpt_clksel, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt5_ick = { + .name = "gpt5_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_GPT5_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk gpt5_fck = { + .name = "gpt5_fck", + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_GPT5_SHIFT, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL2), + .clksel_mask = OMAP24XX_CLKSEL_GPT5_MASK, + .clksel = omap24xx_gpt_clksel, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt6_ick = { + .name = "gpt6_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_GPT6_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk gpt6_fck = { + .name = "gpt6_fck", + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_GPT6_SHIFT, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL2), + .clksel_mask = OMAP24XX_CLKSEL_GPT6_MASK, + .clksel = omap24xx_gpt_clksel, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt7_ick = { + .name = "gpt7_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_GPT7_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk gpt7_fck = { + .name = "gpt7_fck", + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_GPT7_SHIFT, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL2), + .clksel_mask = OMAP24XX_CLKSEL_GPT7_MASK, + .clksel = omap24xx_gpt_clksel, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt8_ick = { + .name = "gpt8_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_GPT8_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk gpt8_fck = { + .name = "gpt8_fck", + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_GPT8_SHIFT, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL2), + .clksel_mask = OMAP24XX_CLKSEL_GPT8_MASK, + .clksel = omap24xx_gpt_clksel, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt9_ick = { + .name = "gpt9_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_GPT9_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk gpt9_fck = { + .name = "gpt9_fck", + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_GPT9_SHIFT, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL2), + .clksel_mask = OMAP24XX_CLKSEL_GPT9_MASK, + .clksel = omap24xx_gpt_clksel, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt10_ick = { + .name = "gpt10_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_GPT10_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk gpt10_fck = { + .name = "gpt10_fck", + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_GPT10_SHIFT, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL2), + .clksel_mask = OMAP24XX_CLKSEL_GPT10_MASK, + .clksel = omap24xx_gpt_clksel, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt11_ick = { + .name = "gpt11_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_GPT11_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk gpt11_fck = { + .name = "gpt11_fck", + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_GPT11_SHIFT, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL2), + .clksel_mask = OMAP24XX_CLKSEL_GPT11_MASK, + .clksel = omap24xx_gpt_clksel, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt12_ick = { + .name = "gpt12_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_GPT12_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk gpt12_fck = { + .name = "gpt12_fck", + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_GPT12_SHIFT, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL2), + .clksel_mask = OMAP24XX_CLKSEL_GPT12_MASK, + .clksel = omap24xx_gpt_clksel, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk mcbsp1_ick = { + .name = "mcbsp1_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_MCBSP1_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mcbsp1_fck = { + .name = "mcbsp1_fck", + .parent = &func_96m_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_MCBSP1_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mcbsp2_ick = { + .name = "mcbsp2_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_MCBSP2_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mcbsp2_fck = { + .name = "mcbsp2_fck", + .parent = &func_96m_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_MCBSP2_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mcbsp3_ick = { + .name = "mcbsp3_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2), + .enable_bit = OMAP2430_EN_MCBSP3_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mcbsp3_fck = { + .name = "mcbsp3_fck", + .parent = &func_96m_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2), + .enable_bit = OMAP2430_EN_MCBSP3_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mcbsp4_ick = { + .name = "mcbsp4_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2), + .enable_bit = OMAP2430_EN_MCBSP4_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mcbsp4_fck = { + .name = "mcbsp4_fck", + .parent = &func_96m_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2), + .enable_bit = OMAP2430_EN_MCBSP4_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mcbsp5_ick = { + .name = "mcbsp5_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2), + .enable_bit = OMAP2430_EN_MCBSP5_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mcbsp5_fck = { + .name = "mcbsp5_fck", + .parent = &func_96m_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2), + .enable_bit = OMAP2430_EN_MCBSP5_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mcspi1_ick = { + .name = "mcspi_ick", + .id = 1, + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_MCSPI1_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mcspi1_fck = { + .name = "mcspi_fck", + .id = 1, + .parent = &func_48m_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_MCSPI1_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mcspi2_ick = { + .name = "mcspi_ick", + .id = 2, + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_MCSPI2_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mcspi2_fck = { + .name = "mcspi_fck", + .id = 2, + .parent = &func_48m_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_MCSPI2_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mcspi3_ick = { + .name = "mcspi_ick", + .id = 3, + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2), + .enable_bit = OMAP2430_EN_MCSPI3_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mcspi3_fck = { + .name = "mcspi_fck", + .id = 3, + .parent = &func_48m_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2), + .enable_bit = OMAP2430_EN_MCSPI3_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk uart1_ick = { + .name = "uart1_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_UART1_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk uart1_fck = { + .name = "uart1_fck", + .parent = &func_48m_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_UART1_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk uart2_ick = { + .name = "uart2_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_UART2_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk uart2_fck = { + .name = "uart2_fck", + .parent = &func_48m_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_UART2_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk uart3_ick = { + .name = "uart3_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2), + .enable_bit = OMAP24XX_EN_UART3_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk uart3_fck = { + .name = "uart3_fck", + .parent = &func_48m_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2), + .enable_bit = OMAP24XX_EN_UART3_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk gpios_ick = { + .name = "gpios_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN), + .enable_bit = OMAP24XX_EN_GPIOS_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk gpios_fck = { + .name = "gpios_fck", + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_FCLKEN), + .enable_bit = OMAP24XX_EN_GPIOS_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mpu_wdt_ick = { + .name = "mpu_wdt_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN), + .enable_bit = OMAP24XX_EN_MPU_WDT_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mpu_wdt_fck = { + .name = "mpu_wdt_fck", + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_FCLKEN), + .enable_bit = OMAP24XX_EN_MPU_WDT_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk sync_32k_ick = { + .name = "sync_32k_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | ENABLE_ON_INIT, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN), + .enable_bit = OMAP24XX_EN_32KSYNC_SHIFT, + .recalc = &followparent_recalc, +}; +static struct clk wdt1_ick = { + .name = "wdt1_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN), + .enable_bit = OMAP24XX_EN_WDT1_SHIFT, + .recalc = &followparent_recalc, +}; +static struct clk omapctrl_ick = { + .name = "omapctrl_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | ENABLE_ON_INIT, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN), + .enable_bit = OMAP24XX_EN_OMAPCTRL_SHIFT, + .recalc = &followparent_recalc, +}; +static struct clk icr_ick = { + .name = "icr_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN), + .enable_bit = OMAP2430_EN_ICR_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk cam_ick = { + .name = "cam_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_CAM_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk cam_fck = { + .name = "cam_fck", + .parent = &func_96m_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_CAM_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mailboxes_ick = { + .name = "mailboxes_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_MAILBOXES_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk wdt4_ick = { + .name = "wdt4_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_WDT4_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk wdt4_fck = { + .name = "wdt4_fck", + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_WDT4_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk wdt3_ick = { + .name = "wdt3_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP2420_EN_WDT3_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk wdt3_fck = { + .name = "wdt3_fck", + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP242X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP2420_EN_WDT3_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mspro_ick = { + .name = "mspro_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_MSPRO_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mspro_fck = { + .name = "mspro_fck", + .parent = &func_96m_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_MSPRO_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mmc_ick = { + .name = "mmc_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP2420_EN_MMC_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mmc_fck = { + .name = "mmc_fck", + .parent = &func_96m_ck, + .flags = CLOCK_IN_OMAP242X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP2420_EN_MMC_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk fac_ick = { + .name = "fac_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_FAC_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk fac_fck = { + .name = "fac_fck", + .parent = &func_12m_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_FAC_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk eac_ick = { + .name = "eac_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP2420_EN_EAC_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk eac_fck = { + .name = "eac_fck", + .parent = &func_96m_ck, + .flags = CLOCK_IN_OMAP242X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP2420_EN_EAC_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk hdq_ick = { + .name = "hdq_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP24XX_EN_HDQ_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk hdq_fck = { + .name = "hdq_fck", + .parent = &func_12m_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP24XX_EN_HDQ_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk i2c2_ick = { + .name = "i2c_ick", + .id = 2, + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP2420_EN_I2C2_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk i2c2_fck = { + .name = "i2c_fck", + .id = 2, + .parent = &func_12m_ck, + .flags = CLOCK_IN_OMAP242X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP2420_EN_I2C2_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk i2chs2_fck = { + .name = "i2chs_fck", + .id = 2, + .parent = &func_96m_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2), + .enable_bit = OMAP2430_EN_I2CHS2_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk i2c1_ick = { + .name = "i2c_ick", + .id = 1, + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP2420_EN_I2C1_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk i2c1_fck = { + .name = "i2c_fck", + .id = 1, + .parent = &func_12m_ck, + .flags = CLOCK_IN_OMAP242X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP2420_EN_I2C1_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk i2chs1_fck = { + .name = "i2chs_fck", + .id = 1, + .parent = &func_96m_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2), + .enable_bit = OMAP2430_EN_I2CHS1_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk gpmc_fck = { + .name = "gpmc_fck", + .parent = &core_l3_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | ENABLE_ON_INIT, + .recalc = &followparent_recalc, +}; + +static struct clk sdma_fck = { + .name = "sdma_fck", + .parent = &core_l3_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .recalc = &followparent_recalc, +}; + +static struct clk sdma_ick = { + .name = "sdma_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .recalc = &followparent_recalc, +}; + +static struct clk vlynq_ick = { + .name = "vlynq_ick", + .parent = &core_l3_ck, + .flags = CLOCK_IN_OMAP242X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP2420_EN_VLYNQ_SHIFT, + .recalc = &followparent_recalc, +}; + +static const struct clksel_rate vlynq_fck_96m_rates[] = { + { .div = 1, .val = 0, .flags = RATE_IN_242X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate vlynq_fck_core_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_242X }, + { .div = 2, .val = 2, .flags = RATE_IN_242X }, + { .div = 3, .val = 3, .flags = RATE_IN_242X }, + { .div = 4, .val = 4, .flags = RATE_IN_242X }, + { .div = 6, .val = 6, .flags = RATE_IN_242X }, + { .div = 8, .val = 8, .flags = RATE_IN_242X }, + { .div = 9, .val = 9, .flags = RATE_IN_242X }, + { .div = 12, .val = 12, .flags = RATE_IN_242X }, + { .div = 16, .val = 16, .flags = RATE_IN_242X | DEFAULT_RATE }, + { .div = 18, .val = 18, .flags = RATE_IN_242X }, + { .div = 0 } +}; + +static const struct clksel vlynq_fck_clksel[] = { + { .parent = &func_96m_ck, .rates = vlynq_fck_96m_rates }, + { .parent = &core_ck, .rates = vlynq_fck_core_rates }, + { .parent = NULL } +}; + +static struct clk vlynq_fck = { + .name = "vlynq_fck", + .parent = &func_96m_ck, + .flags = CLOCK_IN_OMAP242X | DELAYED_APP, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP2420_EN_VLYNQ_SHIFT, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL1), + .clksel_mask = OMAP2420_CLKSEL_VLYNQ_MASK, + .clksel = vlynq_fck_clksel, + .recalc = &omap2_clksel_recalc, + .round_rate = &omap2_clksel_round_rate, + .set_rate = &omap2_clksel_set_rate +}; + +static struct clk sdrc_ick = { + .name = "sdrc_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP243X | ENABLE_ON_INIT, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN3), + .enable_bit = OMAP2430_EN_SDRC_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk des_ick = { + .name = "des_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP243X | CLOCK_IN_OMAP242X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_ICLKEN4), + .enable_bit = OMAP24XX_EN_DES_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk sha_ick = { + .name = "sha_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP243X | CLOCK_IN_OMAP242X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_ICLKEN4), + .enable_bit = OMAP24XX_EN_SHA_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk rng_ick = { + .name = "rng_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP243X | CLOCK_IN_OMAP242X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_ICLKEN4), + .enable_bit = OMAP24XX_EN_RNG_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk aes_ick = { + .name = "aes_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP243X | CLOCK_IN_OMAP242X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_ICLKEN4), + .enable_bit = OMAP24XX_EN_AES_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk pka_ick = { + .name = "pka_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP243X | CLOCK_IN_OMAP242X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_ICLKEN4), + .enable_bit = OMAP24XX_EN_PKA_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk usb_fck = { + .name = "usb_fck", + .parent = &func_48m_ck, + .flags = CLOCK_IN_OMAP243X | CLOCK_IN_OMAP242X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2), + .enable_bit = OMAP24XX_EN_USB_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk usbhs_ick = { + .name = "usbhs_ick", + .parent = &core_l3_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2), + .enable_bit = OMAP2430_EN_USBHS_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mmchs1_ick = { + .name = "mmchs_ick", + .id = 1, + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2), + .enable_bit = OMAP2430_EN_MMCHS1_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mmchs1_fck = { + .name = "mmchs_fck", + .id = 1, + .parent = &func_96m_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2), + .enable_bit = OMAP2430_EN_MMCHS1_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mmchs2_ick = { + .name = "mmchs_ick", + .id = 2, + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2), + .enable_bit = OMAP2430_EN_MMCHS2_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mmchs2_fck = { + .name = "mmchs_fck", + .id = 2, + .parent = &func_96m_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2), + .enable_bit = OMAP2430_EN_MMCHS2_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk gpio5_ick = { + .name = "gpio5_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2), + .enable_bit = OMAP2430_EN_GPIO5_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk gpio5_fck = { + .name = "gpio5_fck", + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2), + .enable_bit = OMAP2430_EN_GPIO5_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mdm_intc_ick = { + .name = "mdm_intc_ick", + .parent = &l4_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2), + .enable_bit = OMAP2430_EN_MDM_INTC_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mmchsdb1_fck = { + .name = "mmchsdb_fck", + .id = 1, + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2), + .enable_bit = OMAP2430_EN_MMCHSDB1_SHIFT, + .recalc = &followparent_recalc, +}; + +static struct clk mmchsdb2_fck = { + .name = "mmchsdb_fck", + .id = 2, + .parent = &func_32k_ck, + .flags = CLOCK_IN_OMAP243X, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2), + .enable_bit = OMAP2430_EN_MMCHSDB2_SHIFT, + .recalc = &followparent_recalc, +}; + +/* + * This clock is a composite clock which does entire set changes then + * forces a rebalance. It keys on the MPU speed, but it really could + * be any key speed part of a set in the rate table. + * + * to really change a set, you need memory table sets which get changed + * in sram, pre-notifiers & post notifiers, changing the top set, without + * having low level display recalc's won't work... this is why dpm notifiers + * work, isr's off, walk a list of clocks already _off_ and not messing with + * the bus. + * + * This clock should have no parent. It embodies the entire upper level + * active set. A parent will mess up some of the init also. + */ +static struct clk virt_prcm_set = { + .name = "virt_prcm_set", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | + VIRTUAL_CLOCK | ALWAYS_ENABLED | DELAYED_APP, + .parent = &mpu_ck, /* Indexed by mpu speed, no parent */ + .recalc = &omap2_table_mpu_recalc, /* sets are keyed on mpu rate */ + .set_rate = &omap2_select_table_rate, + .round_rate = &omap2_round_to_table_rate, +}; + +static struct clk *onchip_24xx_clks[] __initdata = { + /* external root sources */ + &func_32k_ck, + &osc_ck, + &sys_ck, + &alt_ck, + /* internal analog sources */ + &dpll_ck, + &apll96_ck, + &apll54_ck, + /* internal prcm root sources */ + &func_54m_ck, + &core_ck, + &func_96m_ck, + &func_48m_ck, + &func_12m_ck, + &wdt1_osc_ck, + &sys_clkout_src, + &sys_clkout, + &sys_clkout2_src, + &sys_clkout2, + &emul_ck, + /* mpu domain clocks */ + &mpu_ck, + /* dsp domain clocks */ + &dsp_fck, + &dsp_irate_ick, + &dsp_ick, /* 242x */ + &iva2_1_ick, /* 243x */ + &iva1_ifck, /* 242x */ + &iva1_mpu_int_ifck, /* 242x */ + /* GFX domain clocks */ + &gfx_3d_fck, + &gfx_2d_fck, + &gfx_ick, + /* Modem domain clocks */ + &mdm_ick, + &mdm_osc_ck, + /* DSS domain clocks */ + &dss_ick, + &dss1_fck, + &dss2_fck, + &dss_54m_fck, + /* L3 domain clocks */ + &core_l3_ck, + &ssi_ssr_sst_fck, + &usb_l4_ick, + /* L4 domain clocks */ + &l4_ck, /* used as both core_l4 and wu_l4 */ + &ssi_l4_ick, + /* virtual meta-group clock */ + &virt_prcm_set, + /* general l4 interface ck, multi-parent functional clk */ + &gpt1_ick, + &gpt1_fck, + &gpt2_ick, + &gpt2_fck, + &gpt3_ick, + &gpt3_fck, + &gpt4_ick, + &gpt4_fck, + &gpt5_ick, + &gpt5_fck, + &gpt6_ick, + &gpt6_fck, + &gpt7_ick, + &gpt7_fck, + &gpt8_ick, + &gpt8_fck, + &gpt9_ick, + &gpt9_fck, + &gpt10_ick, + &gpt10_fck, + &gpt11_ick, + &gpt11_fck, + &gpt12_ick, + &gpt12_fck, + &mcbsp1_ick, + &mcbsp1_fck, + &mcbsp2_ick, + &mcbsp2_fck, + &mcbsp3_ick, + &mcbsp3_fck, + &mcbsp4_ick, + &mcbsp4_fck, + &mcbsp5_ick, + &mcbsp5_fck, + &mcspi1_ick, + &mcspi1_fck, + &mcspi2_ick, + &mcspi2_fck, + &mcspi3_ick, + &mcspi3_fck, + &uart1_ick, + &uart1_fck, + &uart2_ick, + &uart2_fck, + &uart3_ick, + &uart3_fck, + &gpios_ick, + &gpios_fck, + &mpu_wdt_ick, + &mpu_wdt_fck, + &sync_32k_ick, + &wdt1_ick, + &omapctrl_ick, + &icr_ick, + &cam_fck, + &cam_ick, + &mailboxes_ick, + &wdt4_ick, + &wdt4_fck, + &wdt3_ick, + &wdt3_fck, + &mspro_ick, + &mspro_fck, + &mmc_ick, + &mmc_fck, + &fac_ick, + &fac_fck, + &eac_ick, + &eac_fck, + &hdq_ick, + &hdq_fck, + &i2c1_ick, + &i2c1_fck, + &i2chs1_fck, + &i2c2_ick, + &i2c2_fck, + &i2chs2_fck, + &gpmc_fck, + &sdma_fck, + &sdma_ick, + &vlynq_ick, + &vlynq_fck, + &sdrc_ick, + &des_ick, + &sha_ick, + &rng_ick, + &aes_ick, + &pka_ick, + &usb_fck, + &usbhs_ick, + &mmchs1_ick, + &mmchs1_fck, + &mmchs2_ick, + &mmchs2_fck, + &gpio5_ick, + &gpio5_fck, + &mdm_intc_ick, + &mmchsdb1_fck, + &mmchsdb2_fck, +}; + +#endif + diff --git a/arch/arm/mach-omap2/clock34xx.c b/arch/arm/mach-omap2/clock34xx.c new file mode 100644 index 000000000000..b42bdd6079a5 --- /dev/null +++ b/arch/arm/mach-omap2/clock34xx.c @@ -0,0 +1,235 @@ +/* + * OMAP3-specific clock framework functions + * + * Copyright (C) 2007 Texas Instruments, Inc. + * Copyright (C) 2007 Nokia Corporation + * + * Written by Paul Walmsley + * + * Parts of this code are based on code written by + * Richard Woodruff, Tony Lindgren, Tuukka Tikkanen, Karthik Dasu + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#undef DEBUG + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/device.h> +#include <linux/list.h> +#include <linux/errno.h> +#include <linux/delay.h> +#include <linux/clk.h> +#include <linux/io.h> + +#include <asm/arch/clock.h> +#include <asm/arch/sram.h> +#include <asm/div64.h> +#include <asm/bitops.h> + +#include "memory.h" +#include "clock.h" +#include "clock34xx.h" +#include "prm.h" +#include "prm-regbits-34xx.h" +#include "cm.h" +#include "cm-regbits-34xx.h" + +/* CM_CLKEN_PLL*.EN* bit values */ +#define DPLL_LOCKED 0x7 + +/** + * omap3_dpll_recalc - recalculate DPLL rate + * @clk: DPLL struct clk + * + * Recalculate and propagate the DPLL rate. + */ +static void omap3_dpll_recalc(struct clk *clk) +{ + clk->rate = omap2_get_dpll_rate(clk); + + propagate_rate(clk); +} + +/** + * omap3_clkoutx2_recalc - recalculate DPLL X2 output virtual clock rate + * @clk: DPLL output struct clk + * + * Using parent clock DPLL data, look up DPLL state. If locked, set our + * rate to the dpll_clk * 2; otherwise, just use dpll_clk. + */ +static void omap3_clkoutx2_recalc(struct clk *clk) +{ + const struct dpll_data *dd; + u32 v; + struct clk *pclk; + + /* Walk up the parents of clk, looking for a DPLL */ + pclk = clk->parent; + while (pclk && !pclk->dpll_data) + pclk = pclk->parent; + + /* clk does not have a DPLL as a parent? */ + WARN_ON(!pclk); + + dd = pclk->dpll_data; + + WARN_ON(!dd->control_reg || !dd->enable_mask); + + v = __raw_readl(dd->control_reg) & dd->enable_mask; + v >>= __ffs(dd->enable_mask); + if (v != DPLL_LOCKED) + clk->rate = clk->parent->rate; + else + clk->rate = clk->parent->rate * 2; + + if (clk->flags & RATE_PROPAGATES) + propagate_rate(clk); +} + +/* + * As it is structured now, this will prevent an OMAP2/3 multiboot + * kernel from compiling. This will need further attention. + */ +#if defined(CONFIG_ARCH_OMAP3) + +static struct clk_functions omap2_clk_functions = { + .clk_enable = omap2_clk_enable, + .clk_disable = omap2_clk_disable, + .clk_round_rate = omap2_clk_round_rate, + .clk_set_rate = omap2_clk_set_rate, + .clk_set_parent = omap2_clk_set_parent, + .clk_disable_unused = omap2_clk_disable_unused, +}; + +/* + * Set clocks for bypass mode for reboot to work. + */ +void omap2_clk_prepare_for_reboot(void) +{ + /* REVISIT: Not ready for 343x */ +#if 0 + u32 rate; + + if (vclk == NULL || sclk == NULL) + return; + + rate = clk_get_rate(sclk); + clk_set_rate(vclk, rate); +#endif +} + +/* REVISIT: Move this init stuff out into clock.c */ + +/* + * Switch the MPU rate if specified on cmdline. + * We cannot do this early until cmdline is parsed. + */ +static int __init omap2_clk_arch_init(void) +{ + if (!mpurate) + return -EINVAL; + + /* REVISIT: not yet ready for 343x */ +#if 0 + if (omap2_select_table_rate(&virt_prcm_set, mpurate)) + printk(KERN_ERR "Could not find matching MPU rate\n"); +#endif + + recalculate_root_clocks(); + + printk(KERN_INFO "Switched to new clocking rate (Crystal/DPLL3/MPU): " + "%ld.%01ld/%ld/%ld MHz\n", + (osc_sys_ck.rate / 1000000), (osc_sys_ck.rate / 100000) % 10, + (core_ck.rate / 1000000), (dpll1_fck.rate / 1000000)) ; + + return 0; +} +arch_initcall(omap2_clk_arch_init); + +int __init omap2_clk_init(void) +{ + /* struct prcm_config *prcm; */ + struct clk **clkp; + /* u32 clkrate; */ + u32 cpu_clkflg; + + /* REVISIT: Ultimately this will be used for multiboot */ +#if 0 + if (cpu_is_omap242x()) { + cpu_mask = RATE_IN_242X; + cpu_clkflg = CLOCK_IN_OMAP242X; + clkp = onchip_24xx_clks; + } else if (cpu_is_omap2430()) { + cpu_mask = RATE_IN_243X; + cpu_clkflg = CLOCK_IN_OMAP243X; + clkp = onchip_24xx_clks; + } +#endif + if (cpu_is_omap34xx()) { + cpu_mask = RATE_IN_343X; + cpu_clkflg = CLOCK_IN_OMAP343X; + clkp = onchip_34xx_clks; + + /* + * Update this if there are further clock changes between ES2 + * and production parts + */ + if (is_sil_rev_equal_to(OMAP3430_REV_ES1_0)) { + /* No 3430ES1-only rates exist, so no RATE_IN_3430ES1 */ + cpu_clkflg |= CLOCK_IN_OMAP3430ES1; + } else { + cpu_mask |= RATE_IN_3430ES2; + cpu_clkflg |= CLOCK_IN_OMAP3430ES2; + } + } + + clk_init(&omap2_clk_functions); + + for (clkp = onchip_34xx_clks; + clkp < onchip_34xx_clks + ARRAY_SIZE(onchip_34xx_clks); + clkp++) { + if ((*clkp)->flags & cpu_clkflg) + clk_register(*clkp); + } + + /* REVISIT: Not yet ready for OMAP3 */ +#if 0 + /* Check the MPU rate set by bootloader */ + clkrate = omap2_get_dpll_rate_24xx(&dpll_ck); + for (prcm = rate_table; prcm->mpu_speed; prcm++) { + if (!(prcm->flags & cpu_mask)) + continue; + if (prcm->xtal_speed != sys_ck.rate) + continue; + if (prcm->dpll_speed <= clkrate) + break; + } + curr_prcm_set = prcm; +#endif + + recalculate_root_clocks(); + + printk(KERN_INFO "Clocking rate (Crystal/DPLL/ARM core): " + "%ld.%01ld/%ld/%ld MHz\n", + (osc_sys_ck.rate / 1000000), (osc_sys_ck.rate / 100000) % 10, + (core_ck.rate / 1000000), (arm_fck.rate / 1000000)); + + /* + * Only enable those clocks we will need, let the drivers + * enable other clocks as necessary + */ + clk_enable_init_clocks(); + + /* Avoid sleeping during omap2_clk_prepare_for_reboot() */ + /* REVISIT: not yet ready for 343x */ +#if 0 + vclk = clk_get(NULL, "virt_prcm_set"); + sclk = clk_get(NULL, "sys_ck"); +#endif + return 0; +} + +#endif diff --git a/arch/arm/mach-omap2/clock34xx.h b/arch/arm/mach-omap2/clock34xx.h new file mode 100644 index 000000000000..cf4644a94b9b --- /dev/null +++ b/arch/arm/mach-omap2/clock34xx.h @@ -0,0 +1,3009 @@ +/* + * OMAP3 clock framework + * + * Virtual clocks are introduced as a convenient tools. + * They are sources for other clocks and not supposed + * to be requested from drivers directly. + * + * Copyright (C) 2007-2008 Texas Instruments, Inc. + * Copyright (C) 2007-2008 Nokia Corporation + * + * Written by Paul Walmsley + */ + +#ifndef __ARCH_ARM_MACH_OMAP2_CLOCK34XX_H +#define __ARCH_ARM_MACH_OMAP2_CLOCK34XX_H + +#include <asm/arch/control.h> + +#include "clock.h" +#include "cm.h" +#include "cm-regbits-34xx.h" +#include "prm.h" +#include "prm-regbits-34xx.h" + +static void omap3_dpll_recalc(struct clk *clk); +static void omap3_clkoutx2_recalc(struct clk *clk); + +/* + * DPLL1 supplies clock to the MPU. + * DPLL2 supplies clock to the IVA2. + * DPLL3 supplies CORE domain clocks. + * DPLL4 supplies peripheral clocks. + * DPLL5 supplies other peripheral clocks (USBHOST, USIM). + */ + +/* PRM CLOCKS */ + +/* According to timer32k.c, this is a 32768Hz clock, not a 32000Hz clock. */ +static struct clk omap_32k_fck = { + .name = "omap_32k_fck", + .rate = 32768, + .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES | + ALWAYS_ENABLED, + .recalc = &propagate_rate, +}; + +static struct clk secure_32k_fck = { + .name = "secure_32k_fck", + .rate = 32768, + .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES | + ALWAYS_ENABLED, + .recalc = &propagate_rate, +}; + +/* Virtual source clocks for osc_sys_ck */ +static struct clk virt_12m_ck = { + .name = "virt_12m_ck", + .rate = 12000000, + .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES | + ALWAYS_ENABLED, + .recalc = &propagate_rate, +}; + +static struct clk virt_13m_ck = { + .name = "virt_13m_ck", + .rate = 13000000, + .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES | + ALWAYS_ENABLED, + .recalc = &propagate_rate, +}; + +static struct clk virt_16_8m_ck = { + .name = "virt_16_8m_ck", + .rate = 16800000, + .flags = CLOCK_IN_OMAP3430ES2 | RATE_FIXED | RATE_PROPAGATES | + ALWAYS_ENABLED, + .recalc = &propagate_rate, +}; + +static struct clk virt_19_2m_ck = { + .name = "virt_19_2m_ck", + .rate = 19200000, + .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES | + ALWAYS_ENABLED, + .recalc = &propagate_rate, +}; + +static struct clk virt_26m_ck = { + .name = "virt_26m_ck", + .rate = 26000000, + .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES | + ALWAYS_ENABLED, + .recalc = &propagate_rate, +}; + +static struct clk virt_38_4m_ck = { + .name = "virt_38_4m_ck", + .rate = 38400000, + .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES | + ALWAYS_ENABLED, + .recalc = &propagate_rate, +}; + +static const struct clksel_rate osc_sys_12m_rates[] = { + { .div = 1, .val = 0, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate osc_sys_13m_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate osc_sys_16_8m_rates[] = { + { .div = 1, .val = 5, .flags = RATE_IN_3430ES2 | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate osc_sys_19_2m_rates[] = { + { .div = 1, .val = 2, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate osc_sys_26m_rates[] = { + { .div = 1, .val = 3, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate osc_sys_38_4m_rates[] = { + { .div = 1, .val = 4, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel osc_sys_clksel[] = { + { .parent = &virt_12m_ck, .rates = osc_sys_12m_rates }, + { .parent = &virt_13m_ck, .rates = osc_sys_13m_rates }, + { .parent = &virt_16_8m_ck, .rates = osc_sys_16_8m_rates }, + { .parent = &virt_19_2m_ck, .rates = osc_sys_19_2m_rates }, + { .parent = &virt_26m_ck, .rates = osc_sys_26m_rates }, + { .parent = &virt_38_4m_ck, .rates = osc_sys_38_4m_rates }, + { .parent = NULL }, +}; + +/* Oscillator clock */ +/* 12, 13, 16.8, 19.2, 26, or 38.4 MHz */ +static struct clk osc_sys_ck = { + .name = "osc_sys_ck", + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP3430_PRM_CLKSEL, + .clksel_mask = OMAP3430_SYS_CLKIN_SEL_MASK, + .clksel = osc_sys_clksel, + /* REVISIT: deal with autoextclkmode? */ + .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES | + ALWAYS_ENABLED, + .recalc = &omap2_clksel_recalc, +}; + +static const struct clksel_rate div2_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 2, .val = 2, .flags = RATE_IN_343X }, + { .div = 0 } +}; + +static const struct clksel sys_clksel[] = { + { .parent = &osc_sys_ck, .rates = div2_rates }, + { .parent = NULL } +}; + +/* Latency: this clock is only enabled after PRM_CLKSETUP.SETUP_TIME */ +/* Feeds DPLLs - divided first by PRM_CLKSRC_CTRL.SYSCLKDIV? */ +static struct clk sys_ck = { + .name = "sys_ck", + .parent = &osc_sys_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP3430_PRM_CLKSRC_CTRL, + .clksel_mask = OMAP_SYSCLKDIV_MASK, + .clksel = sys_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk sys_altclk = { + .name = "sys_altclk", + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED, + .recalc = &propagate_rate, +}; + +/* Optional external clock input for some McBSPs */ +static struct clk mcbsp_clks = { + .name = "mcbsp_clks", + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED, + .recalc = &propagate_rate, +}; + +/* PRM EXTERNAL CLOCK OUTPUT */ + +static struct clk sys_clkout1 = { + .name = "sys_clkout1", + .parent = &osc_sys_ck, + .enable_reg = OMAP3430_PRM_CLKOUT_CTRL, + .enable_bit = OMAP3430_CLKOUT_EN_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +/* DPLLS */ + +/* CM CLOCKS */ + +static const struct clksel_rate dpll_bypass_rates[] = { + { .div = 1, .val = 0, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate dpll_locked_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate div16_dpll_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 2, .val = 2, .flags = RATE_IN_343X }, + { .div = 3, .val = 3, .flags = RATE_IN_343X }, + { .div = 4, .val = 4, .flags = RATE_IN_343X }, + { .div = 5, .val = 5, .flags = RATE_IN_343X }, + { .div = 6, .val = 6, .flags = RATE_IN_343X }, + { .div = 7, .val = 7, .flags = RATE_IN_343X }, + { .div = 8, .val = 8, .flags = RATE_IN_343X }, + { .div = 9, .val = 9, .flags = RATE_IN_343X }, + { .div = 10, .val = 10, .flags = RATE_IN_343X }, + { .div = 11, .val = 11, .flags = RATE_IN_343X }, + { .div = 12, .val = 12, .flags = RATE_IN_343X }, + { .div = 13, .val = 13, .flags = RATE_IN_343X }, + { .div = 14, .val = 14, .flags = RATE_IN_343X }, + { .div = 15, .val = 15, .flags = RATE_IN_343X }, + { .div = 16, .val = 16, .flags = RATE_IN_343X }, + { .div = 0 } +}; + +/* DPLL1 */ +/* MPU clock source */ +/* Type: DPLL */ +static const struct dpll_data dpll1_dd = { + .mult_div1_reg = OMAP_CM_REGADDR(MPU_MOD, OMAP3430_CM_CLKSEL1_PLL), + .mult_mask = OMAP3430_MPU_DPLL_MULT_MASK, + .div1_mask = OMAP3430_MPU_DPLL_DIV_MASK, + .control_reg = OMAP_CM_REGADDR(MPU_MOD, OMAP3430_CM_CLKEN_PLL), + .enable_mask = OMAP3430_EN_MPU_DPLL_MASK, + .auto_recal_bit = OMAP3430_EN_MPU_DPLL_DRIFTGUARD_SHIFT, + .recal_en_bit = OMAP3430_MPU_DPLL_RECAL_EN_SHIFT, + .recal_st_bit = OMAP3430_MPU_DPLL_ST_SHIFT, +}; + +static struct clk dpll1_ck = { + .name = "dpll1_ck", + .parent = &sys_ck, + .dpll_data = &dpll1_dd, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED, + .recalc = &omap3_dpll_recalc, +}; + +/* + * This virtual clock provides the CLKOUTX2 output from the DPLL if the + * DPLL isn't bypassed. + */ +static struct clk dpll1_x2_ck = { + .name = "dpll1_x2_ck", + .parent = &dpll1_ck, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap3_clkoutx2_recalc, +}; + +/* On DPLL1, unlike other DPLLs, the divider is downstream from CLKOUTX2 */ +static const struct clksel div16_dpll1_x2m2_clksel[] = { + { .parent = &dpll1_x2_ck, .rates = div16_dpll_rates }, + { .parent = NULL } +}; + +/* + * Does not exist in the TRM - needed to separate the M2 divider from + * bypass selection in mpu_ck + */ +static struct clk dpll1_x2m2_ck = { + .name = "dpll1_x2m2_ck", + .parent = &dpll1_x2_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(MPU_MOD, OMAP3430_CM_CLKSEL2_PLL), + .clksel_mask = OMAP3430_MPU_DPLL_CLKOUT_DIV_MASK, + .clksel = div16_dpll1_x2m2_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* DPLL2 */ +/* IVA2 clock source */ +/* Type: DPLL */ + +static const struct dpll_data dpll2_dd = { + .mult_div1_reg = OMAP_CM_REGADDR(OMAP3430_IVA2_MOD, OMAP3430_CM_CLKSEL1_PLL), + .mult_mask = OMAP3430_IVA2_DPLL_MULT_MASK, + .div1_mask = OMAP3430_IVA2_DPLL_DIV_MASK, + .control_reg = OMAP_CM_REGADDR(OMAP3430_IVA2_MOD, OMAP3430_CM_CLKEN_PLL), + .enable_mask = OMAP3430_EN_IVA2_DPLL_MASK, + .auto_recal_bit = OMAP3430_EN_IVA2_DPLL_DRIFTGUARD_SHIFT, + .recal_en_bit = OMAP3430_PRM_IRQENABLE_MPU_IVA2_DPLL_RECAL_EN_SHIFT, + .recal_st_bit = OMAP3430_PRM_IRQSTATUS_MPU_IVA2_DPLL_ST_SHIFT, +}; + +static struct clk dpll2_ck = { + .name = "dpll2_ck", + .parent = &sys_ck, + .dpll_data = &dpll2_dd, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED, + .recalc = &omap3_dpll_recalc, +}; + +static const struct clksel div16_dpll2_m2x2_clksel[] = { + { .parent = &dpll2_ck, .rates = div16_dpll_rates }, + { .parent = NULL } +}; + +/* + * The TRM is conflicted on whether IVA2 clock comes from DPLL2 CLKOUT + * or CLKOUTX2. CLKOUT seems most plausible. + */ +static struct clk dpll2_m2_ck = { + .name = "dpll2_m2_ck", + .parent = &dpll2_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_IVA2_MOD, + OMAP3430_CM_CLKSEL2_PLL), + .clksel_mask = OMAP3430_IVA2_DPLL_CLKOUT_DIV_MASK, + .clksel = div16_dpll2_m2x2_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* DPLL3 */ +/* Source clock for all interfaces and for some device fclks */ +/* Type: DPLL */ +static const struct dpll_data dpll3_dd = { + .mult_div1_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKSEL1), + .mult_mask = OMAP3430_CORE_DPLL_MULT_MASK, + .div1_mask = OMAP3430_CORE_DPLL_DIV_MASK, + .control_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKEN), + .enable_mask = OMAP3430_EN_CORE_DPLL_MASK, + .auto_recal_bit = OMAP3430_EN_CORE_DPLL_DRIFTGUARD_SHIFT, + .recal_en_bit = OMAP3430_CORE_DPLL_RECAL_EN_SHIFT, + .recal_st_bit = OMAP3430_CORE_DPLL_ST_SHIFT, +}; + +static struct clk dpll3_ck = { + .name = "dpll3_ck", + .parent = &sys_ck, + .dpll_data = &dpll3_dd, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED, + .recalc = &omap3_dpll_recalc, +}; + +/* + * This virtual clock provides the CLKOUTX2 output from the DPLL if the + * DPLL isn't bypassed + */ +static struct clk dpll3_x2_ck = { + .name = "dpll3_x2_ck", + .parent = &dpll3_ck, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap3_clkoutx2_recalc, +}; + +static const struct clksel_rate div31_dpll3_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 2, .val = 2, .flags = RATE_IN_343X }, + { .div = 3, .val = 3, .flags = RATE_IN_3430ES2 }, + { .div = 4, .val = 4, .flags = RATE_IN_3430ES2 }, + { .div = 5, .val = 5, .flags = RATE_IN_3430ES2 }, + { .div = 6, .val = 6, .flags = RATE_IN_3430ES2 }, + { .div = 7, .val = 7, .flags = RATE_IN_3430ES2 }, + { .div = 8, .val = 8, .flags = RATE_IN_3430ES2 }, + { .div = 9, .val = 9, .flags = RATE_IN_3430ES2 }, + { .div = 10, .val = 10, .flags = RATE_IN_3430ES2 }, + { .div = 11, .val = 11, .flags = RATE_IN_3430ES2 }, + { .div = 12, .val = 12, .flags = RATE_IN_3430ES2 }, + { .div = 13, .val = 13, .flags = RATE_IN_3430ES2 }, + { .div = 14, .val = 14, .flags = RATE_IN_3430ES2 }, + { .div = 15, .val = 15, .flags = RATE_IN_3430ES2 }, + { .div = 16, .val = 16, .flags = RATE_IN_3430ES2 }, + { .div = 17, .val = 17, .flags = RATE_IN_3430ES2 }, + { .div = 18, .val = 18, .flags = RATE_IN_3430ES2 }, + { .div = 19, .val = 19, .flags = RATE_IN_3430ES2 }, + { .div = 20, .val = 20, .flags = RATE_IN_3430ES2 }, + { .div = 21, .val = 21, .flags = RATE_IN_3430ES2 }, + { .div = 22, .val = 22, .flags = RATE_IN_3430ES2 }, + { .div = 23, .val = 23, .flags = RATE_IN_3430ES2 }, + { .div = 24, .val = 24, .flags = RATE_IN_3430ES2 }, + { .div = 25, .val = 25, .flags = RATE_IN_3430ES2 }, + { .div = 26, .val = 26, .flags = RATE_IN_3430ES2 }, + { .div = 27, .val = 27, .flags = RATE_IN_3430ES2 }, + { .div = 28, .val = 28, .flags = RATE_IN_3430ES2 }, + { .div = 29, .val = 29, .flags = RATE_IN_3430ES2 }, + { .div = 30, .val = 30, .flags = RATE_IN_3430ES2 }, + { .div = 31, .val = 31, .flags = RATE_IN_3430ES2 }, + { .div = 0 }, +}; + +static const struct clksel div31_dpll3m2_clksel[] = { + { .parent = &dpll3_ck, .rates = div31_dpll3_rates }, + { .parent = NULL } +}; + +/* + * DPLL3 output M2 + * REVISIT: This DPLL output divider must be changed in SRAM, so until + * that code is ready, this should remain a 'read-only' clksel clock. + */ +static struct clk dpll3_m2_ck = { + .name = "dpll3_m2_ck", + .parent = &dpll3_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKSEL1), + .clksel_mask = OMAP3430_CORE_DPLL_CLKOUT_DIV_MASK, + .clksel = div31_dpll3m2_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +static const struct clksel core_ck_clksel[] = { + { .parent = &sys_ck, .rates = dpll_bypass_rates }, + { .parent = &dpll3_m2_ck, .rates = dpll_locked_rates }, + { .parent = NULL } +}; + +static struct clk core_ck = { + .name = "core_ck", + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST), + .clksel_mask = OMAP3430_ST_CORE_CLK, + .clksel = core_ck_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +static const struct clksel dpll3_m2x2_ck_clksel[] = { + { .parent = &sys_ck, .rates = dpll_bypass_rates }, + { .parent = &dpll3_x2_ck, .rates = dpll_locked_rates }, + { .parent = NULL } +}; + +static struct clk dpll3_m2x2_ck = { + .name = "dpll3_m2x2_ck", + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST), + .clksel_mask = OMAP3430_ST_CORE_CLK, + .clksel = dpll3_m2x2_ck_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* The PWRDN bit is apparently only available on 3430ES2 and above */ +static const struct clksel div16_dpll3_clksel[] = { + { .parent = &dpll3_ck, .rates = div16_dpll_rates }, + { .parent = NULL } +}; + +/* This virtual clock is the source for dpll3_m3x2_ck */ +static struct clk dpll3_m3_ck = { + .name = "dpll3_m3_ck", + .parent = &dpll3_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_EMU_MOD, CM_CLKSEL1), + .clksel_mask = OMAP3430_DIV_DPLL3_MASK, + .clksel = div16_dpll3_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* The PWRDN bit is apparently only available on 3430ES2 and above */ +static struct clk dpll3_m3x2_ck = { + .name = "dpll3_m3x2_ck", + .parent = &dpll3_m3_ck, + .enable_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKEN), + .enable_bit = OMAP3430_PWRDN_EMU_CORE_SHIFT, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | INVERT_ENABLE, + .recalc = &omap3_clkoutx2_recalc, +}; + +static const struct clksel emu_core_alwon_ck_clksel[] = { + { .parent = &sys_ck, .rates = dpll_bypass_rates }, + { .parent = &dpll3_m3x2_ck, .rates = dpll_locked_rates }, + { .parent = NULL } +}; + +static struct clk emu_core_alwon_ck = { + .name = "emu_core_alwon_ck", + .parent = &dpll3_m3x2_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST), + .clksel_mask = OMAP3430_ST_CORE_CLK, + .clksel = emu_core_alwon_ck_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* DPLL4 */ +/* Supplies 96MHz, 54Mhz TV DAC, DSS fclk, CAM sensor clock, emul trace clk */ +/* Type: DPLL */ +static const struct dpll_data dpll4_dd = { + .mult_div1_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKSEL2), + .mult_mask = OMAP3430_PERIPH_DPLL_MULT_MASK, + .div1_mask = OMAP3430_PERIPH_DPLL_DIV_MASK, + .control_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKEN), + .enable_mask = OMAP3430_EN_PERIPH_DPLL_MASK, + .auto_recal_bit = OMAP3430_EN_PERIPH_DPLL_DRIFTGUARD_SHIFT, + .recal_en_bit = OMAP3430_PERIPH_DPLL_RECAL_EN_SHIFT, + .recal_st_bit = OMAP3430_PERIPH_DPLL_ST_SHIFT, +}; + +static struct clk dpll4_ck = { + .name = "dpll4_ck", + .parent = &sys_ck, + .dpll_data = &dpll4_dd, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED, + .recalc = &omap3_dpll_recalc, +}; + +/* + * This virtual clock provides the CLKOUTX2 output from the DPLL if the + * DPLL isn't bypassed -- + * XXX does this serve any downstream clocks? + */ +static struct clk dpll4_x2_ck = { + .name = "dpll4_x2_ck", + .parent = &dpll4_ck, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap3_clkoutx2_recalc, +}; + +static const struct clksel div16_dpll4_clksel[] = { + { .parent = &dpll4_ck, .rates = div16_dpll_rates }, + { .parent = NULL } +}; + +/* This virtual clock is the source for dpll4_m2x2_ck */ +static struct clk dpll4_m2_ck = { + .name = "dpll4_m2_ck", + .parent = &dpll4_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, OMAP3430_CM_CLKSEL3), + .clksel_mask = OMAP3430_DIV_96M_MASK, + .clksel = div16_dpll4_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* The PWRDN bit is apparently only available on 3430ES2 and above */ +static struct clk dpll4_m2x2_ck = { + .name = "dpll4_m2x2_ck", + .parent = &dpll4_m2_ck, + .enable_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKEN), + .enable_bit = OMAP3430_PWRDN_96M_SHIFT, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | INVERT_ENABLE, + .recalc = &omap3_clkoutx2_recalc, +}; + +static const struct clksel omap_96m_alwon_fck_clksel[] = { + { .parent = &sys_ck, .rates = dpll_bypass_rates }, + { .parent = &dpll4_m2x2_ck, .rates = dpll_locked_rates }, + { .parent = NULL } +}; + +static struct clk omap_96m_alwon_fck = { + .name = "omap_96m_alwon_fck", + .parent = &dpll4_m2x2_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST), + .clksel_mask = OMAP3430_ST_PERIPH_CLK, + .clksel = omap_96m_alwon_fck_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk omap_96m_fck = { + .name = "omap_96m_fck", + .parent = &omap_96m_alwon_fck, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &followparent_recalc, +}; + +static const struct clksel cm_96m_fck_clksel[] = { + { .parent = &sys_ck, .rates = dpll_bypass_rates }, + { .parent = &dpll4_m2x2_ck, .rates = dpll_locked_rates }, + { .parent = NULL } +}; + +static struct clk cm_96m_fck = { + .name = "cm_96m_fck", + .parent = &dpll4_m2x2_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST), + .clksel_mask = OMAP3430_ST_PERIPH_CLK, + .clksel = cm_96m_fck_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* This virtual clock is the source for dpll4_m3x2_ck */ +static struct clk dpll4_m3_ck = { + .name = "dpll4_m3_ck", + .parent = &dpll4_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_DSS_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430_CLKSEL_TV_MASK, + .clksel = div16_dpll4_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* The PWRDN bit is apparently only available on 3430ES2 and above */ +static struct clk dpll4_m3x2_ck = { + .name = "dpll4_m3x2_ck", + .parent = &dpll4_m3_ck, + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKEN), + .enable_bit = OMAP3430_PWRDN_TV_SHIFT, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | INVERT_ENABLE, + .recalc = &omap3_clkoutx2_recalc, +}; + +static const struct clksel virt_omap_54m_fck_clksel[] = { + { .parent = &sys_ck, .rates = dpll_bypass_rates }, + { .parent = &dpll4_m3x2_ck, .rates = dpll_locked_rates }, + { .parent = NULL } +}; + +static struct clk virt_omap_54m_fck = { + .name = "virt_omap_54m_fck", + .parent = &dpll4_m3x2_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST), + .clksel_mask = OMAP3430_ST_PERIPH_CLK, + .clksel = virt_omap_54m_fck_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +static const struct clksel_rate omap_54m_d4m3x2_rates[] = { + { .div = 1, .val = 0, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate omap_54m_alt_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel omap_54m_clksel[] = { + { .parent = &virt_omap_54m_fck, .rates = omap_54m_d4m3x2_rates }, + { .parent = &sys_altclk, .rates = omap_54m_alt_rates }, + { .parent = NULL } +}; + +static struct clk omap_54m_fck = { + .name = "omap_54m_fck", + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKSEL1), + .clksel_mask = OMAP3430_SOURCE_54M, + .clksel = omap_54m_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +static const struct clksel_rate omap_48m_96md2_rates[] = { + { .div = 2, .val = 0, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate omap_48m_alt_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel omap_48m_clksel[] = { + { .parent = &cm_96m_fck, .rates = omap_48m_96md2_rates }, + { .parent = &sys_altclk, .rates = omap_48m_alt_rates }, + { .parent = NULL } +}; + +static struct clk omap_48m_fck = { + .name = "omap_48m_fck", + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKSEL1), + .clksel_mask = OMAP3430_SOURCE_48M, + .clksel = omap_48m_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk omap_12m_fck = { + .name = "omap_12m_fck", + .parent = &omap_48m_fck, + .fixed_div = 4, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_fixed_divisor_recalc, +}; + +/* This virstual clock is the source for dpll4_m4x2_ck */ +static struct clk dpll4_m4_ck = { + .name = "dpll4_m4_ck", + .parent = &dpll4_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_DSS_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430_CLKSEL_DSS1_MASK, + .clksel = div16_dpll4_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* The PWRDN bit is apparently only available on 3430ES2 and above */ +static struct clk dpll4_m4x2_ck = { + .name = "dpll4_m4x2_ck", + .parent = &dpll4_m4_ck, + .enable_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKEN), + .enable_bit = OMAP3430_PWRDN_CAM_SHIFT, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | INVERT_ENABLE, + .recalc = &omap3_clkoutx2_recalc, +}; + +/* This virtual clock is the source for dpll4_m5x2_ck */ +static struct clk dpll4_m5_ck = { + .name = "dpll4_m5_ck", + .parent = &dpll4_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_CAM_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430_CLKSEL_CAM_MASK, + .clksel = div16_dpll4_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* The PWRDN bit is apparently only available on 3430ES2 and above */ +static struct clk dpll4_m5x2_ck = { + .name = "dpll4_m5x2_ck", + .parent = &dpll4_m5_ck, + .enable_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKEN), + .enable_bit = OMAP3430_PWRDN_CAM_SHIFT, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | INVERT_ENABLE, + .recalc = &omap3_clkoutx2_recalc, +}; + +/* This virtual clock is the source for dpll4_m6x2_ck */ +static struct clk dpll4_m6_ck = { + .name = "dpll4_m6_ck", + .parent = &dpll4_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_EMU_MOD, CM_CLKSEL1), + .clksel_mask = OMAP3430_DIV_DPLL4_MASK, + .clksel = div16_dpll4_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* The PWRDN bit is apparently only available on 3430ES2 and above */ +static struct clk dpll4_m6x2_ck = { + .name = "dpll4_m6x2_ck", + .parent = &dpll4_m6_ck, + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKEN), + .enable_bit = OMAP3430_PWRDN_EMU_PERIPH_SHIFT, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | INVERT_ENABLE, + .recalc = &omap3_clkoutx2_recalc, +}; + +static struct clk emu_per_alwon_ck = { + .name = "emu_per_alwon_ck", + .parent = &dpll4_m6x2_ck, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &followparent_recalc, +}; + +/* DPLL5 */ +/* Supplies 120MHz clock, USIM source clock */ +/* Type: DPLL */ +/* 3430ES2 only */ +static const struct dpll_data dpll5_dd = { + .mult_div1_reg = OMAP_CM_REGADDR(PLL_MOD, OMAP3430ES2_CM_CLKSEL4), + .mult_mask = OMAP3430ES2_PERIPH2_DPLL_MULT_MASK, + .div1_mask = OMAP3430ES2_PERIPH2_DPLL_DIV_MASK, + .control_reg = OMAP_CM_REGADDR(PLL_MOD, OMAP3430ES2_CM_CLKEN2), + .enable_mask = OMAP3430ES2_EN_PERIPH2_DPLL_MASK, + .auto_recal_bit = OMAP3430ES2_EN_PERIPH2_DPLL_DRIFTGUARD_SHIFT, + .recal_en_bit = OMAP3430ES2_SND_PERIPH_DPLL_RECAL_EN_SHIFT, + .recal_st_bit = OMAP3430ES2_SND_PERIPH_DPLL_ST_SHIFT, +}; + +static struct clk dpll5_ck = { + .name = "dpll5_ck", + .parent = &sys_ck, + .dpll_data = &dpll5_dd, + .flags = CLOCK_IN_OMAP3430ES2 | RATE_PROPAGATES | + ALWAYS_ENABLED, + .recalc = &omap3_dpll_recalc, +}; + +static const struct clksel div16_dpll5_clksel[] = { + { .parent = &dpll5_ck, .rates = div16_dpll_rates }, + { .parent = NULL } +}; + +static struct clk dpll5_m2_ck = { + .name = "dpll5_m2_ck", + .parent = &dpll5_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, OMAP3430ES2_CM_CLKSEL5), + .clksel_mask = OMAP3430ES2_DIV_120M_MASK, + .clksel = div16_dpll5_clksel, + .flags = CLOCK_IN_OMAP3430ES2 | RATE_PROPAGATES, + .recalc = &omap2_clksel_recalc, +}; + +static const struct clksel omap_120m_fck_clksel[] = { + { .parent = &sys_ck, .rates = dpll_bypass_rates }, + { .parent = &dpll5_m2_ck, .rates = dpll_locked_rates }, + { .parent = NULL } +}; + +static struct clk omap_120m_fck = { + .name = "omap_120m_fck", + .parent = &dpll5_m2_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST2), + .clksel_mask = OMAP3430ES2_ST_PERIPH2_CLK_MASK, + .clksel = omap_120m_fck_clksel, + .flags = CLOCK_IN_OMAP3430ES2 | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* CM EXTERNAL CLOCK OUTPUTS */ + +static const struct clksel_rate clkout2_src_core_rates[] = { + { .div = 1, .val = 0, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate clkout2_src_sys_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate clkout2_src_96m_rates[] = { + { .div = 1, .val = 2, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate clkout2_src_54m_rates[] = { + { .div = 1, .val = 3, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel clkout2_src_clksel[] = { + { .parent = &core_ck, .rates = clkout2_src_core_rates }, + { .parent = &sys_ck, .rates = clkout2_src_sys_rates }, + { .parent = &omap_96m_alwon_fck, .rates = clkout2_src_96m_rates }, + { .parent = &omap_54m_fck, .rates = clkout2_src_54m_rates }, + { .parent = NULL } +}; + +static struct clk clkout2_src_ck = { + .name = "clkout2_src_ck", + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP3430_CM_CLKOUT_CTRL, + .enable_bit = OMAP3430_CLKOUT2_EN_SHIFT, + .clksel_reg = OMAP3430_CM_CLKOUT_CTRL, + .clksel_mask = OMAP3430_CLKOUT2SOURCE_MASK, + .clksel = clkout2_src_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES, + .recalc = &omap2_clksel_recalc, +}; + +static const struct clksel_rate sys_clkout2_rates[] = { + { .div = 1, .val = 0, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 2, .val = 1, .flags = RATE_IN_343X }, + { .div = 4, .val = 2, .flags = RATE_IN_343X }, + { .div = 8, .val = 3, .flags = RATE_IN_343X }, + { .div = 16, .val = 4, .flags = RATE_IN_343X }, + { .div = 0 }, +}; + +static const struct clksel sys_clkout2_clksel[] = { + { .parent = &clkout2_src_ck, .rates = sys_clkout2_rates }, + { .parent = NULL }, +}; + +static struct clk sys_clkout2 = { + .name = "sys_clkout2", + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP3430_CM_CLKOUT_CTRL, + .clksel_mask = OMAP3430_CLKOUT2_DIV_MASK, + .clksel = sys_clkout2_clksel, + .flags = CLOCK_IN_OMAP343X | PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* CM OUTPUT CLOCKS */ + +static struct clk corex2_fck = { + .name = "corex2_fck", + .parent = &dpll3_m2x2_ck, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &followparent_recalc, +}; + +/* DPLL power domain clock controls */ + +static const struct clksel div2_core_clksel[] = { + { .parent = &core_ck, .rates = div2_rates }, + { .parent = NULL } +}; + +/* + * REVISIT: Are these in DPLL power domain or CM power domain? docs + * may be inconsistent here? + */ +static struct clk dpll1_fck = { + .name = "dpll1_fck", + .parent = &core_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(MPU_MOD, OMAP3430_CM_CLKSEL1_PLL), + .clksel_mask = OMAP3430_MPU_CLK_SRC_MASK, + .clksel = div2_core_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* + * MPU clksel: + * If DPLL1 is locked, mpu_ck derives from DPLL1; otherwise, mpu_ck + * derives from the high-frequency bypass clock originating from DPLL3, + * called 'dpll1_fck' + */ +static const struct clksel mpu_clksel[] = { + { .parent = &dpll1_fck, .rates = dpll_bypass_rates }, + { .parent = &dpll1_x2m2_ck, .rates = dpll_locked_rates }, + { .parent = NULL } +}; + +static struct clk mpu_ck = { + .name = "mpu_ck", + .parent = &dpll1_x2m2_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(MPU_MOD, OMAP3430_CM_IDLEST_PLL), + .clksel_mask = OMAP3430_ST_MPU_CLK_MASK, + .clksel = mpu_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* arm_fck is divided by two when DPLL1 locked; otherwise, passthrough mpu_ck */ +static const struct clksel_rate arm_fck_rates[] = { + { .div = 1, .val = 0, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 2, .val = 1, .flags = RATE_IN_343X }, + { .div = 0 }, +}; + +static const struct clksel arm_fck_clksel[] = { + { .parent = &mpu_ck, .rates = arm_fck_rates }, + { .parent = NULL } +}; + +static struct clk arm_fck = { + .name = "arm_fck", + .parent = &mpu_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(MPU_MOD, OMAP3430_CM_IDLEST_PLL), + .clksel_mask = OMAP3430_ST_MPU_CLK_MASK, + .clksel = arm_fck_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* + * REVISIT: This clock is never specifically defined in the 3430 TRM, + * although it is referenced - so this is a guess + */ +static struct clk emu_mpu_alwon_ck = { + .name = "emu_mpu_alwon_ck", + .parent = &mpu_ck, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &followparent_recalc, +}; + +static struct clk dpll2_fck = { + .name = "dpll2_fck", + .parent = &core_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_IVA2_MOD, OMAP3430_CM_CLKSEL1_PLL), + .clksel_mask = OMAP3430_IVA2_CLK_SRC_MASK, + .clksel = div2_core_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* + * IVA2 clksel: + * If DPLL2 is locked, iva2_ck derives from DPLL2; otherwise, iva2_ck + * derives from the high-frequency bypass clock originating from DPLL3, + * called 'dpll2_fck' + */ + +static const struct clksel iva2_clksel[] = { + { .parent = &dpll2_fck, .rates = dpll_bypass_rates }, + { .parent = &dpll2_m2_ck, .rates = dpll_locked_rates }, + { .parent = NULL } +}; + +static struct clk iva2_ck = { + .name = "iva2_ck", + .parent = &dpll2_m2_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_IVA2_MOD, + OMAP3430_CM_IDLEST_PLL), + .clksel_mask = OMAP3430_ST_IVA2_CLK_MASK, + .clksel = iva2_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* Common interface clocks */ + +static struct clk l3_ick = { + .name = "l3_ick", + .parent = &core_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430_CLKSEL_L3_MASK, + .clksel = div2_core_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +static const struct clksel div2_l3_clksel[] = { + { .parent = &l3_ick, .rates = div2_rates }, + { .parent = NULL } +}; + +static struct clk l4_ick = { + .name = "l4_ick", + .parent = &l3_ick, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430_CLKSEL_L4_MASK, + .clksel = div2_l3_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, + +}; + +static const struct clksel div2_l4_clksel[] = { + { .parent = &l4_ick, .rates = div2_rates }, + { .parent = NULL } +}; + +static struct clk rm_ick = { + .name = "rm_ick", + .parent = &l4_ick, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430_CLKSEL_RM_MASK, + .clksel = div2_l4_clksel, + .flags = CLOCK_IN_OMAP343X | PARENT_CONTROLS_CLOCK, + .recalc = &omap2_clksel_recalc, +}; + +/* GFX power domain */ + +/* GFX clocks are in 3430ES1 only. 3430ES2 and later uses the SGX instead */ + +static const struct clksel gfx_l3_clksel[] = { + { .parent = &l3_ick, .rates = gfx_l3_rates }, + { .parent = NULL } +}; + +static struct clk gfx_l3_fck = { + .name = "gfx_l3_fck", + .parent = &l3_ick, + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(GFX_MOD, CM_ICLKEN), + .enable_bit = OMAP_EN_GFX_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(GFX_MOD, CM_CLKSEL), + .clksel_mask = OMAP_CLKSEL_GFX_MASK, + .clksel = gfx_l3_clksel, + .flags = CLOCK_IN_OMAP3430ES1 | RATE_PROPAGATES, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gfx_l3_ick = { + .name = "gfx_l3_ick", + .parent = &l3_ick, + .enable_reg = OMAP_CM_REGADDR(GFX_MOD, CM_ICLKEN), + .enable_bit = OMAP_EN_GFX_SHIFT, + .flags = CLOCK_IN_OMAP3430ES1, + .recalc = &followparent_recalc, +}; + +static struct clk gfx_cg1_ck = { + .name = "gfx_cg1_ck", + .parent = &gfx_l3_fck, /* REVISIT: correct? */ + .enable_reg = OMAP_CM_REGADDR(GFX_MOD, CM_FCLKEN), + .enable_bit = OMAP3430ES1_EN_2D_SHIFT, + .flags = CLOCK_IN_OMAP3430ES1, + .recalc = &followparent_recalc, +}; + +static struct clk gfx_cg2_ck = { + .name = "gfx_cg2_ck", + .parent = &gfx_l3_fck, /* REVISIT: correct? */ + .enable_reg = OMAP_CM_REGADDR(GFX_MOD, CM_FCLKEN), + .enable_bit = OMAP3430ES1_EN_3D_SHIFT, + .flags = CLOCK_IN_OMAP3430ES1, + .recalc = &followparent_recalc, +}; + +/* SGX power domain - 3430ES2 only */ + +static const struct clksel_rate sgx_core_rates[] = { + { .div = 3, .val = 0, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 4, .val = 1, .flags = RATE_IN_343X }, + { .div = 6, .val = 2, .flags = RATE_IN_343X }, + { .div = 0 }, +}; + +static const struct clksel_rate sgx_96m_rates[] = { + { .div = 1, .val = 3, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 }, +}; + +static const struct clksel sgx_clksel[] = { + { .parent = &core_ck, .rates = sgx_core_rates }, + { .parent = &cm_96m_fck, .rates = sgx_96m_rates }, + { .parent = NULL }, +}; + +static struct clk sgx_fck = { + .name = "sgx_fck", + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(OMAP3430ES2_SGX_MOD, CM_FCLKEN), + .enable_bit = OMAP3430ES2_EN_SGX_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430ES2_SGX_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430ES2_CLKSEL_SGX_MASK, + .clksel = sgx_clksel, + .flags = CLOCK_IN_OMAP3430ES2, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk sgx_ick = { + .name = "sgx_ick", + .parent = &l3_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430ES2_SGX_MOD, CM_ICLKEN), + .enable_bit = OMAP3430ES2_EN_SGX_SHIFT, + .flags = CLOCK_IN_OMAP3430ES2, + .recalc = &followparent_recalc, +}; + +/* CORE power domain */ + +static struct clk d2d_26m_fck = { + .name = "d2d_26m_fck", + .parent = &sys_ck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430ES1_EN_D2D_SHIFT, + .flags = CLOCK_IN_OMAP3430ES1, + .recalc = &followparent_recalc, +}; + +static const struct clksel omap343x_gpt_clksel[] = { + { .parent = &omap_32k_fck, .rates = gpt_32k_rates }, + { .parent = &sys_ck, .rates = gpt_sys_rates }, + { .parent = NULL} +}; + +static struct clk gpt10_fck = { + .name = "gpt10_fck", + .parent = &sys_ck, + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_GPT10_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430_CLKSEL_GPT10_MASK, + .clksel = omap343x_gpt_clksel, + .flags = CLOCK_IN_OMAP343X, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt11_fck = { + .name = "gpt11_fck", + .parent = &sys_ck, + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_GPT11_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430_CLKSEL_GPT11_MASK, + .clksel = omap343x_gpt_clksel, + .flags = CLOCK_IN_OMAP343X, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk cpefuse_fck = { + .name = "cpefuse_fck", + .parent = &sys_ck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP3430ES2_CM_FCLKEN3), + .enable_bit = OMAP3430ES2_EN_CPEFUSE_SHIFT, + .flags = CLOCK_IN_OMAP3430ES2, + .recalc = &followparent_recalc, +}; + +static struct clk ts_fck = { + .name = "ts_fck", + .parent = &omap_32k_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP3430ES2_CM_FCLKEN3), + .enable_bit = OMAP3430ES2_EN_TS_SHIFT, + .flags = CLOCK_IN_OMAP3430ES2, + .recalc = &followparent_recalc, +}; + +static struct clk usbtll_fck = { + .name = "usbtll_fck", + .parent = &omap_120m_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP3430ES2_CM_FCLKEN3), + .enable_bit = OMAP3430ES2_EN_USBTLL_SHIFT, + .flags = CLOCK_IN_OMAP3430ES2, + .recalc = &followparent_recalc, +}; + +/* CORE 96M FCLK-derived clocks */ + +static struct clk core_96m_fck = { + .name = "core_96m_fck", + .parent = &omap_96m_fck, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &followparent_recalc, +}; + +static struct clk mmchs3_fck = { + .name = "mmchs_fck", + .id = 3, + .parent = &core_96m_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430ES2_EN_MMC3_SHIFT, + .flags = CLOCK_IN_OMAP3430ES2, + .recalc = &followparent_recalc, +}; + +static struct clk mmchs2_fck = { + .name = "mmchs_fck", + .id = 2, + .parent = &core_96m_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_MMC2_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk mspro_fck = { + .name = "mspro_fck", + .parent = &core_96m_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_MSPRO_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk mmchs1_fck = { + .name = "mmchs_fck", + .id = 1, + .parent = &core_96m_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_MMC1_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk i2c3_fck = { + .name = "i2c_fck", + .id = 3, + .parent = &core_96m_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_I2C3_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk i2c2_fck = { + .name = "i2c_fck", + .id = 2, + .parent = &core_96m_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_I2C2_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk i2c1_fck = { + .name = "i2c_fck", + .id = 1, + .parent = &core_96m_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_I2C1_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +/* + * MCBSP 1 & 5 get their 96MHz clock from core_96m_fck; + * MCBSP 2, 3, 4 get their 96MHz clock from per_96m_fck. + */ +static const struct clksel_rate common_mcbsp_96m_rates[] = { + { .div = 1, .val = 0, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate common_mcbsp_mcbsp_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel mcbsp_15_clksel[] = { + { .parent = &core_96m_fck, .rates = common_mcbsp_96m_rates }, + { .parent = &mcbsp_clks, .rates = common_mcbsp_mcbsp_rates }, + { .parent = NULL } +}; + +static struct clk mcbsp5_fck = { + .name = "mcbsp5_fck", + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_MCBSP5_SHIFT, + .clksel_reg = OMAP343X_CTRL_REGADDR(OMAP343X_CONTROL_DEVCONF1), + .clksel_mask = OMAP2_MCBSP5_CLKS_MASK, + .clksel = mcbsp_15_clksel, + .flags = CLOCK_IN_OMAP343X, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk mcbsp1_fck = { + .name = "mcbsp1_fck", + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_MCBSP1_SHIFT, + .clksel_reg = OMAP343X_CTRL_REGADDR(OMAP2_CONTROL_DEVCONF0), + .clksel_mask = OMAP2_MCBSP1_CLKS_MASK, + .clksel = mcbsp_15_clksel, + .flags = CLOCK_IN_OMAP343X, + .recalc = &omap2_clksel_recalc, +}; + +/* CORE_48M_FCK-derived clocks */ + +static struct clk core_48m_fck = { + .name = "core_48m_fck", + .parent = &omap_48m_fck, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &followparent_recalc, +}; + +static struct clk mcspi4_fck = { + .name = "mcspi_fck", + .id = 4, + .parent = &core_48m_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_MCSPI4_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk mcspi3_fck = { + .name = "mcspi_fck", + .id = 3, + .parent = &core_48m_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_MCSPI3_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk mcspi2_fck = { + .name = "mcspi_fck", + .id = 2, + .parent = &core_48m_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_MCSPI2_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk mcspi1_fck = { + .name = "mcspi_fck", + .id = 1, + .parent = &core_48m_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_MCSPI1_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk uart2_fck = { + .name = "uart2_fck", + .parent = &core_48m_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_UART2_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk uart1_fck = { + .name = "uart1_fck", + .parent = &core_48m_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_UART1_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk fshostusb_fck = { + .name = "fshostusb_fck", + .parent = &core_48m_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430ES1_EN_FSHOSTUSB_SHIFT, + .flags = CLOCK_IN_OMAP3430ES1, + .recalc = &followparent_recalc, +}; + +/* CORE_12M_FCK based clocks */ + +static struct clk core_12m_fck = { + .name = "core_12m_fck", + .parent = &omap_12m_fck, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &followparent_recalc, +}; + +static struct clk hdq_fck = { + .name = "hdq_fck", + .parent = &core_12m_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_HDQ_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +/* DPLL3-derived clock */ + +static const struct clksel_rate ssi_ssr_corex2_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 2, .val = 2, .flags = RATE_IN_343X }, + { .div = 3, .val = 3, .flags = RATE_IN_343X }, + { .div = 4, .val = 4, .flags = RATE_IN_343X }, + { .div = 6, .val = 6, .flags = RATE_IN_343X }, + { .div = 8, .val = 8, .flags = RATE_IN_343X }, + { .div = 0 } +}; + +static const struct clksel ssi_ssr_clksel[] = { + { .parent = &corex2_fck, .rates = ssi_ssr_corex2_rates }, + { .parent = NULL } +}; + +static struct clk ssi_ssr_fck = { + .name = "ssi_ssr_fck", + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_SSI_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430_CLKSEL_SSI_MASK, + .clksel = ssi_ssr_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk ssi_sst_fck = { + .name = "ssi_sst_fck", + .parent = &ssi_ssr_fck, + .fixed_div = 2, + .flags = CLOCK_IN_OMAP343X | PARENT_CONTROLS_CLOCK, + .recalc = &omap2_fixed_divisor_recalc, +}; + + + +/* CORE_L3_ICK based clocks */ + +static struct clk core_l3_ick = { + .name = "core_l3_ick", + .parent = &l3_ick, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &followparent_recalc, +}; + +static struct clk hsotgusb_ick = { + .name = "hsotgusb_ick", + .parent = &core_l3_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_HSOTGUSB_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk sdrc_ick = { + .name = "sdrc_ick", + .parent = &core_l3_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_SDRC_SHIFT, + .flags = CLOCK_IN_OMAP343X | ENABLE_ON_INIT, + .recalc = &followparent_recalc, +}; + +static struct clk gpmc_fck = { + .name = "gpmc_fck", + .parent = &core_l3_ick, + .flags = CLOCK_IN_OMAP343X | PARENT_CONTROLS_CLOCK | + ENABLE_ON_INIT, + .recalc = &followparent_recalc, +}; + +/* SECURITY_L3_ICK based clocks */ + +static struct clk security_l3_ick = { + .name = "security_l3_ick", + .parent = &l3_ick, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &followparent_recalc, +}; + +static struct clk pka_ick = { + .name = "pka_ick", + .parent = &security_l3_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2), + .enable_bit = OMAP3430_EN_PKA_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +/* CORE_L4_ICK based clocks */ + +static struct clk core_l4_ick = { + .name = "core_l4_ick", + .parent = &l4_ick, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &followparent_recalc, +}; + +static struct clk usbtll_ick = { + .name = "usbtll_ick", + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN3), + .enable_bit = OMAP3430ES2_EN_USBTLL_SHIFT, + .flags = CLOCK_IN_OMAP3430ES2, + .recalc = &followparent_recalc, +}; + +static struct clk mmchs3_ick = { + .name = "mmchs_ick", + .id = 3, + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430ES2_EN_MMC3_SHIFT, + .flags = CLOCK_IN_OMAP3430ES2, + .recalc = &followparent_recalc, +}; + +/* Intersystem Communication Registers - chassis mode only */ +static struct clk icr_ick = { + .name = "icr_ick", + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_ICR_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk aes2_ick = { + .name = "aes2_ick", + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_AES2_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk sha12_ick = { + .name = "sha12_ick", + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_SHA12_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk des2_ick = { + .name = "des2_ick", + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_DES2_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk mmchs2_ick = { + .name = "mmchs_ick", + .id = 2, + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_MMC2_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk mmchs1_ick = { + .name = "mmchs_ick", + .id = 1, + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_MMC1_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk mspro_ick = { + .name = "mspro_ick", + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_MSPRO_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk hdq_ick = { + .name = "hdq_ick", + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_HDQ_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk mcspi4_ick = { + .name = "mcspi_ick", + .id = 4, + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_MCSPI4_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk mcspi3_ick = { + .name = "mcspi_ick", + .id = 3, + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_MCSPI3_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk mcspi2_ick = { + .name = "mcspi_ick", + .id = 2, + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_MCSPI2_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk mcspi1_ick = { + .name = "mcspi_ick", + .id = 1, + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_MCSPI1_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk i2c3_ick = { + .name = "i2c_ick", + .id = 3, + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_I2C3_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk i2c2_ick = { + .name = "i2c_ick", + .id = 2, + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_I2C2_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk i2c1_ick = { + .name = "i2c_ick", + .id = 1, + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_I2C1_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk uart2_ick = { + .name = "uart2_ick", + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_UART2_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk uart1_ick = { + .name = "uart1_ick", + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_UART1_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpt11_ick = { + .name = "gpt11_ick", + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_GPT11_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpt10_ick = { + .name = "gpt10_ick", + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_GPT10_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk mcbsp5_ick = { + .name = "mcbsp5_ick", + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_MCBSP5_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk mcbsp1_ick = { + .name = "mcbsp1_ick", + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_MCBSP1_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk fac_ick = { + .name = "fac_ick", + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430ES1_EN_FAC_SHIFT, + .flags = CLOCK_IN_OMAP3430ES1, + .recalc = &followparent_recalc, +}; + +static struct clk mailboxes_ick = { + .name = "mailboxes_ick", + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_MAILBOXES_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk omapctrl_ick = { + .name = "omapctrl_ick", + .parent = &core_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_OMAPCTRL_SHIFT, + .flags = CLOCK_IN_OMAP343X | ENABLE_ON_INIT, + .recalc = &followparent_recalc, +}; + +/* SSI_L4_ICK based clocks */ + +static struct clk ssi_l4_ick = { + .name = "ssi_l4_ick", + .parent = &l4_ick, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES, + .recalc = &followparent_recalc, +}; + +static struct clk ssi_ick = { + .name = "ssi_ick", + .parent = &ssi_l4_ick, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430_EN_SSI_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +/* REVISIT: Technically the TRM claims that this is CORE_CLK based, + * but l4_ick makes more sense to me */ + +static const struct clksel usb_l4_clksel[] = { + { .parent = &l4_ick, .rates = div2_rates }, + { .parent = NULL }, +}; + +static struct clk usb_l4_ick = { + .name = "usb_l4_ick", + .parent = &l4_ick, + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN1), + .enable_bit = OMAP3430ES1_EN_FSHOSTUSB_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430ES1_CLKSEL_FSHOSTUSB_MASK, + .clksel = usb_l4_clksel, + .flags = CLOCK_IN_OMAP3430ES1, + .recalc = &omap2_clksel_recalc, +}; + +/* XXX MDM_INTC_ICK, SAD2D_ICK ?? */ + +/* SECURITY_L4_ICK2 based clocks */ + +static struct clk security_l4_ick2 = { + .name = "security_l4_ick2", + .parent = &l4_ick, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &followparent_recalc, +}; + +static struct clk aes1_ick = { + .name = "aes1_ick", + .parent = &security_l4_ick2, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2), + .enable_bit = OMAP3430_EN_AES1_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk rng_ick = { + .name = "rng_ick", + .parent = &security_l4_ick2, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2), + .enable_bit = OMAP3430_EN_RNG_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk sha11_ick = { + .name = "sha11_ick", + .parent = &security_l4_ick2, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2), + .enable_bit = OMAP3430_EN_SHA11_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk des1_ick = { + .name = "des1_ick", + .parent = &security_l4_ick2, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_ICLKEN2), + .enable_bit = OMAP3430_EN_DES1_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +/* DSS */ +static const struct clksel dss1_alwon_fck_clksel[] = { + { .parent = &sys_ck, .rates = dpll_bypass_rates }, + { .parent = &dpll4_m4x2_ck, .rates = dpll_locked_rates }, + { .parent = NULL } +}; + +static struct clk dss1_alwon_fck = { + .name = "dss1_alwon_fck", + .parent = &dpll4_m4x2_ck, + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_DSS_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_DSS1_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST), + .clksel_mask = OMAP3430_ST_PERIPH_CLK, + .clksel = dss1_alwon_fck_clksel, + .flags = CLOCK_IN_OMAP343X, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk dss_tv_fck = { + .name = "dss_tv_fck", + .parent = &omap_54m_fck, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_DSS_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_TV_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk dss_96m_fck = { + .name = "dss_96m_fck", + .parent = &omap_96m_fck, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_DSS_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_TV_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk dss2_alwon_fck = { + .name = "dss2_alwon_fck", + .parent = &sys_ck, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_DSS_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_DSS2_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk dss_ick = { + /* Handles both L3 and L4 clocks */ + .name = "dss_ick", + .parent = &l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_DSS_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_CM_ICLKEN_DSS_EN_DSS_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +/* CAM */ + +static const struct clksel cam_mclk_clksel[] = { + { .parent = &sys_ck, .rates = dpll_bypass_rates }, + { .parent = &dpll4_m5x2_ck, .rates = dpll_locked_rates }, + { .parent = NULL } +}; + +static struct clk cam_mclk = { + .name = "cam_mclk", + .parent = &dpll4_m5x2_ck, + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST), + .clksel_mask = OMAP3430_ST_PERIPH_CLK, + .clksel = cam_mclk_clksel, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_CAM_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_CAM_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk cam_l3_ick = { + .name = "cam_l3_ick", + .parent = &l3_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_CAM_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_CAM_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk cam_l4_ick = { + .name = "cam_l4_ick", + .parent = &l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_CAM_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_CAM_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +/* USBHOST - 3430ES2 only */ + +static struct clk usbhost_120m_fck = { + .name = "usbhost_120m_fck", + .parent = &omap_120m_fck, + .enable_reg = OMAP_CM_REGADDR(OMAP3430ES2_USBHOST_MOD, CM_FCLKEN), + .enable_bit = OMAP3430ES2_EN_USBHOST2_SHIFT, + .flags = CLOCK_IN_OMAP3430ES2, + .recalc = &followparent_recalc, +}; + +static struct clk usbhost_48m_fck = { + .name = "usbhost_48m_fck", + .parent = &omap_48m_fck, + .enable_reg = OMAP_CM_REGADDR(OMAP3430ES2_USBHOST_MOD, CM_FCLKEN), + .enable_bit = OMAP3430ES2_EN_USBHOST1_SHIFT, + .flags = CLOCK_IN_OMAP3430ES2, + .recalc = &followparent_recalc, +}; + +static struct clk usbhost_l3_ick = { + .name = "usbhost_l3_ick", + .parent = &l3_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430ES2_USBHOST_MOD, CM_ICLKEN), + .enable_bit = OMAP3430ES2_EN_USBHOST_SHIFT, + .flags = CLOCK_IN_OMAP3430ES2, + .recalc = &followparent_recalc, +}; + +static struct clk usbhost_l4_ick = { + .name = "usbhost_l4_ick", + .parent = &l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430ES2_USBHOST_MOD, CM_ICLKEN), + .enable_bit = OMAP3430ES2_EN_USBHOST_SHIFT, + .flags = CLOCK_IN_OMAP3430ES2, + .recalc = &followparent_recalc, +}; + +static struct clk usbhost_sar_fck = { + .name = "usbhost_sar_fck", + .parent = &osc_sys_ck, + .enable_reg = OMAP_PRM_REGADDR(OMAP3430ES2_USBHOST_MOD, PM_PWSTCTRL), + .enable_bit = OMAP3430ES2_SAVEANDRESTORE_SHIFT, + .flags = CLOCK_IN_OMAP3430ES2, + .recalc = &followparent_recalc, +}; + +/* WKUP */ + +static const struct clksel_rate usim_96m_rates[] = { + { .div = 2, .val = 3, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 4, .val = 4, .flags = RATE_IN_343X }, + { .div = 8, .val = 5, .flags = RATE_IN_343X }, + { .div = 10, .val = 6, .flags = RATE_IN_343X }, + { .div = 0 }, +}; + +static const struct clksel_rate usim_120m_rates[] = { + { .div = 4, .val = 7, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 8, .val = 8, .flags = RATE_IN_343X }, + { .div = 16, .val = 9, .flags = RATE_IN_343X }, + { .div = 20, .val = 10, .flags = RATE_IN_343X }, + { .div = 0 }, +}; + +static const struct clksel usim_clksel[] = { + { .parent = &omap_96m_fck, .rates = usim_96m_rates }, + { .parent = &omap_120m_fck, .rates = usim_120m_rates }, + { .parent = &sys_ck, .rates = div2_rates }, + { .parent = NULL }, +}; + +/* 3430ES2 only */ +static struct clk usim_fck = { + .name = "usim_fck", + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_FCLKEN), + .enable_bit = OMAP3430ES2_EN_USIMOCP_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430ES2_CLKSEL_USIMOCP_MASK, + .clksel = usim_clksel, + .flags = CLOCK_IN_OMAP3430ES2, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt1_fck = { + .name = "gpt1_fck", + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_GPT1_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430_CLKSEL_GPT1_MASK, + .clksel = omap343x_gpt_clksel, + .flags = CLOCK_IN_OMAP343X, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk wkup_32k_fck = { + .name = "wkup_32k_fck", + .parent = &omap_32k_fck, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED, + .recalc = &followparent_recalc, +}; + +static struct clk gpio1_fck = { + .name = "gpio1_fck", + .parent = &wkup_32k_fck, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_GPIO1_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk wdt2_fck = { + .name = "wdt2_fck", + .parent = &wkup_32k_fck, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_WDT2_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk wkup_l4_ick = { + .name = "wkup_l4_ick", + .parent = &sys_ck, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED, + .recalc = &followparent_recalc, +}; + +/* 3430ES2 only */ +/* Never specifically named in the TRM, so we have to infer a likely name */ +static struct clk usim_ick = { + .name = "usim_ick", + .parent = &wkup_l4_ick, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN), + .enable_bit = OMAP3430ES2_EN_USIMOCP_SHIFT, + .flags = CLOCK_IN_OMAP3430ES2, + .recalc = &followparent_recalc, +}; + +static struct clk wdt2_ick = { + .name = "wdt2_ick", + .parent = &wkup_l4_ick, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_WDT2_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk wdt1_ick = { + .name = "wdt1_ick", + .parent = &wkup_l4_ick, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_WDT1_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpio1_ick = { + .name = "gpio1_ick", + .parent = &wkup_l4_ick, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_GPIO1_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk omap_32ksync_ick = { + .name = "omap_32ksync_ick", + .parent = &wkup_l4_ick, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_32KSYNC_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpt12_ick = { + .name = "gpt12_ick", + .parent = &wkup_l4_ick, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_GPT12_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpt1_ick = { + .name = "gpt1_ick", + .parent = &wkup_l4_ick, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_GPT1_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + + + +/* PER clock domain */ + +static struct clk per_96m_fck = { + .name = "per_96m_fck", + .parent = &omap_96m_alwon_fck, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &followparent_recalc, +}; + +static struct clk per_48m_fck = { + .name = "per_48m_fck", + .parent = &omap_48m_fck, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &followparent_recalc, +}; + +static struct clk uart3_fck = { + .name = "uart3_fck", + .parent = &per_48m_fck, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_UART3_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpt2_fck = { + .name = "gpt2_fck", + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_GPT2_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430_CLKSEL_GPT2_MASK, + .clksel = omap343x_gpt_clksel, + .flags = CLOCK_IN_OMAP343X, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt3_fck = { + .name = "gpt3_fck", + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_GPT3_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430_CLKSEL_GPT3_MASK, + .clksel = omap343x_gpt_clksel, + .flags = CLOCK_IN_OMAP343X, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt4_fck = { + .name = "gpt4_fck", + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_GPT4_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430_CLKSEL_GPT4_MASK, + .clksel = omap343x_gpt_clksel, + .flags = CLOCK_IN_OMAP343X, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt5_fck = { + .name = "gpt5_fck", + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_GPT5_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430_CLKSEL_GPT5_MASK, + .clksel = omap343x_gpt_clksel, + .flags = CLOCK_IN_OMAP343X, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt6_fck = { + .name = "gpt6_fck", + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_GPT6_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430_CLKSEL_GPT6_MASK, + .clksel = omap343x_gpt_clksel, + .flags = CLOCK_IN_OMAP343X, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt7_fck = { + .name = "gpt7_fck", + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_GPT7_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430_CLKSEL_GPT7_MASK, + .clksel = omap343x_gpt_clksel, + .flags = CLOCK_IN_OMAP343X, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt8_fck = { + .name = "gpt8_fck", + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_GPT8_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430_CLKSEL_GPT8_MASK, + .clksel = omap343x_gpt_clksel, + .flags = CLOCK_IN_OMAP343X, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk gpt9_fck = { + .name = "gpt9_fck", + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_GPT9_SHIFT, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_CLKSEL), + .clksel_mask = OMAP3430_CLKSEL_GPT9_MASK, + .clksel = omap343x_gpt_clksel, + .flags = CLOCK_IN_OMAP343X, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk per_32k_alwon_fck = { + .name = "per_32k_alwon_fck", + .parent = &omap_32k_fck, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED, + .recalc = &followparent_recalc, +}; + +static struct clk gpio6_fck = { + .name = "gpio6_fck", + .parent = &per_32k_alwon_fck, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_GPT6_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpio5_fck = { + .name = "gpio5_fck", + .parent = &per_32k_alwon_fck, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_GPT5_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpio4_fck = { + .name = "gpio4_fck", + .parent = &per_32k_alwon_fck, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_GPT4_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpio3_fck = { + .name = "gpio3_fck", + .parent = &per_32k_alwon_fck, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_GPT3_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpio2_fck = { + .name = "gpio2_fck", + .parent = &per_32k_alwon_fck, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_GPT2_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk wdt3_fck = { + .name = "wdt3_fck", + .parent = &per_32k_alwon_fck, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_WDT3_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk per_l4_ick = { + .name = "per_l4_ick", + .parent = &l4_ick, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | + PARENT_CONTROLS_CLOCK, + .recalc = &followparent_recalc, +}; + +static struct clk gpio6_ick = { + .name = "gpio6_ick", + .parent = &per_l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_GPIO6_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpio5_ick = { + .name = "gpio5_ick", + .parent = &per_l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_GPIO5_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpio4_ick = { + .name = "gpio4_ick", + .parent = &per_l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_GPIO4_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpio3_ick = { + .name = "gpio3_ick", + .parent = &per_l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_GPIO3_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpio2_ick = { + .name = "gpio2_ick", + .parent = &per_l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_GPIO2_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk wdt3_ick = { + .name = "wdt3_ick", + .parent = &per_l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_WDT3_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk uart3_ick = { + .name = "uart3_ick", + .parent = &per_l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_UART3_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpt9_ick = { + .name = "gpt9_ick", + .parent = &per_l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_GPT9_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpt8_ick = { + .name = "gpt8_ick", + .parent = &per_l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_GPT8_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpt7_ick = { + .name = "gpt7_ick", + .parent = &per_l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_GPT7_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpt6_ick = { + .name = "gpt6_ick", + .parent = &per_l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_GPT6_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpt5_ick = { + .name = "gpt5_ick", + .parent = &per_l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_GPT5_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpt4_ick = { + .name = "gpt4_ick", + .parent = &per_l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_GPT4_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpt3_ick = { + .name = "gpt3_ick", + .parent = &per_l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_GPT3_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk gpt2_ick = { + .name = "gpt2_ick", + .parent = &per_l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_GPT2_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk mcbsp2_ick = { + .name = "mcbsp2_ick", + .parent = &per_l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_MCBSP2_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk mcbsp3_ick = { + .name = "mcbsp3_ick", + .parent = &per_l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_MCBSP3_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static struct clk mcbsp4_ick = { + .name = "mcbsp4_ick", + .parent = &per_l4_ick, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_ICLKEN), + .enable_bit = OMAP3430_EN_MCBSP4_SHIFT, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +static const struct clksel mcbsp_234_clksel[] = { + { .parent = &per_96m_fck, .rates = common_mcbsp_96m_rates }, + { .parent = &mcbsp_clks, .rates = common_mcbsp_mcbsp_rates }, + { .parent = NULL } +}; + +static struct clk mcbsp2_fck = { + .name = "mcbsp2_fck", + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_MCBSP2_SHIFT, + .clksel_reg = OMAP343X_CTRL_REGADDR(OMAP2_CONTROL_DEVCONF0), + .clksel_mask = OMAP2_MCBSP2_CLKS_MASK, + .clksel = mcbsp_234_clksel, + .flags = CLOCK_IN_OMAP343X, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk mcbsp3_fck = { + .name = "mcbsp3_fck", + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_MCBSP3_SHIFT, + .clksel_reg = OMAP343X_CTRL_REGADDR(OMAP343X_CONTROL_DEVCONF1), + .clksel_mask = OMAP2_MCBSP3_CLKS_MASK, + .clksel = mcbsp_234_clksel, + .flags = CLOCK_IN_OMAP343X, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk mcbsp4_fck = { + .name = "mcbsp4_fck", + .init = &omap2_init_clksel_parent, + .enable_reg = OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_MCBSP4_SHIFT, + .clksel_reg = OMAP343X_CTRL_REGADDR(OMAP343X_CONTROL_DEVCONF1), + .clksel_mask = OMAP2_MCBSP4_CLKS_MASK, + .clksel = mcbsp_234_clksel, + .flags = CLOCK_IN_OMAP343X, + .recalc = &omap2_clksel_recalc, +}; + +/* EMU clocks */ + +/* More information: ARM Cortex-A8 Technical Reference Manual, sect 10.1 */ + +static const struct clksel_rate emu_src_sys_rates[] = { + { .div = 1, .val = 0, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 }, +}; + +static const struct clksel_rate emu_src_core_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 }, +}; + +static const struct clksel_rate emu_src_per_rates[] = { + { .div = 1, .val = 2, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 }, +}; + +static const struct clksel_rate emu_src_mpu_rates[] = { + { .div = 1, .val = 3, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 }, +}; + +static const struct clksel emu_src_clksel[] = { + { .parent = &sys_ck, .rates = emu_src_sys_rates }, + { .parent = &emu_core_alwon_ck, .rates = emu_src_core_rates }, + { .parent = &emu_per_alwon_ck, .rates = emu_src_per_rates }, + { .parent = &emu_mpu_alwon_ck, .rates = emu_src_mpu_rates }, + { .parent = NULL }, +}; + +/* + * Like the clkout_src clocks, emu_src_clk is a virtual clock, existing only + * to switch the source of some of the EMU clocks. + * XXX Are there CLKEN bits for these EMU clks? + */ +static struct clk emu_src_ck = { + .name = "emu_src_ck", + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_EMU_MOD, CM_CLKSEL1), + .clksel_mask = OMAP3430_MUX_CTRL_MASK, + .clksel = emu_src_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED, + .recalc = &omap2_clksel_recalc, +}; + +static const struct clksel_rate pclk_emu_rates[] = { + { .div = 2, .val = 2, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 3, .val = 3, .flags = RATE_IN_343X }, + { .div = 4, .val = 4, .flags = RATE_IN_343X }, + { .div = 6, .val = 6, .flags = RATE_IN_343X }, + { .div = 0 }, +}; + +static const struct clksel pclk_emu_clksel[] = { + { .parent = &emu_src_ck, .rates = pclk_emu_rates }, + { .parent = NULL }, +}; + +static struct clk pclk_fck = { + .name = "pclk_fck", + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_EMU_MOD, CM_CLKSEL1), + .clksel_mask = OMAP3430_CLKSEL_PCLK_MASK, + .clksel = pclk_emu_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED, + .recalc = &omap2_clksel_recalc, +}; + +static const struct clksel_rate pclkx2_emu_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 2, .val = 2, .flags = RATE_IN_343X }, + { .div = 3, .val = 3, .flags = RATE_IN_343X }, + { .div = 0 }, +}; + +static const struct clksel pclkx2_emu_clksel[] = { + { .parent = &emu_src_ck, .rates = pclkx2_emu_rates }, + { .parent = NULL }, +}; + +static struct clk pclkx2_fck = { + .name = "pclkx2_fck", + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_EMU_MOD, CM_CLKSEL1), + .clksel_mask = OMAP3430_CLKSEL_PCLKX2_MASK, + .clksel = pclkx2_emu_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED, + .recalc = &omap2_clksel_recalc, +}; + +static const struct clksel atclk_emu_clksel[] = { + { .parent = &emu_src_ck, .rates = div2_rates }, + { .parent = NULL }, +}; + +static struct clk atclk_fck = { + .name = "atclk_fck", + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_EMU_MOD, CM_CLKSEL1), + .clksel_mask = OMAP3430_CLKSEL_ATCLK_MASK, + .clksel = atclk_emu_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED, + .recalc = &omap2_clksel_recalc, +}; + +static struct clk traceclk_src_fck = { + .name = "traceclk_src_fck", + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_EMU_MOD, CM_CLKSEL1), + .clksel_mask = OMAP3430_TRACE_MUX_CTRL_MASK, + .clksel = emu_src_clksel, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED, + .recalc = &omap2_clksel_recalc, +}; + +static const struct clksel_rate traceclk_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 2, .val = 2, .flags = RATE_IN_343X }, + { .div = 4, .val = 4, .flags = RATE_IN_343X }, + { .div = 0 }, +}; + +static const struct clksel traceclk_clksel[] = { + { .parent = &traceclk_src_fck, .rates = traceclk_rates }, + { .parent = NULL }, +}; + +static struct clk traceclk_fck = { + .name = "traceclk_fck", + .init = &omap2_init_clksel_parent, + .clksel_reg = OMAP_CM_REGADDR(OMAP3430_EMU_MOD, CM_CLKSEL1), + .clksel_mask = OMAP3430_CLKSEL_TRACECLK_MASK, + .clksel = traceclk_clksel, + .flags = CLOCK_IN_OMAP343X | ALWAYS_ENABLED, + .recalc = &omap2_clksel_recalc, +}; + +/* SR clocks */ + +/* SmartReflex fclk (VDD1) */ +static struct clk sr1_fck = { + .name = "sr1_fck", + .parent = &sys_ck, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_SR1_SHIFT, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES, + .recalc = &followparent_recalc, +}; + +/* SmartReflex fclk (VDD2) */ +static struct clk sr2_fck = { + .name = "sr2_fck", + .parent = &sys_ck, + .enable_reg = OMAP_CM_REGADDR(WKUP_MOD, CM_FCLKEN), + .enable_bit = OMAP3430_EN_SR2_SHIFT, + .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES, + .recalc = &followparent_recalc, +}; + +static struct clk sr_l4_ick = { + .name = "sr_l4_ick", + .parent = &l4_ick, + .flags = CLOCK_IN_OMAP343X, + .recalc = &followparent_recalc, +}; + +/* SECURE_32K_FCK clocks */ + +static struct clk gpt12_fck = { + .name = "gpt12_fck", + .parent = &secure_32k_fck, + .flags = CLOCK_IN_OMAP343X | ALWAYS_ENABLED, + .recalc = &followparent_recalc, +}; + +static struct clk wdt1_fck = { + .name = "wdt1_fck", + .parent = &secure_32k_fck, + .flags = CLOCK_IN_OMAP343X | ALWAYS_ENABLED, + .recalc = &followparent_recalc, +}; + +static struct clk *onchip_34xx_clks[] __initdata = { + &omap_32k_fck, + &virt_12m_ck, + &virt_13m_ck, + &virt_16_8m_ck, + &virt_19_2m_ck, + &virt_26m_ck, + &virt_38_4m_ck, + &osc_sys_ck, + &sys_ck, + &sys_altclk, + &mcbsp_clks, + &sys_clkout1, + &dpll1_ck, + &dpll1_x2_ck, + &dpll1_x2m2_ck, + &dpll2_ck, + &dpll2_m2_ck, + &dpll3_ck, + &core_ck, + &dpll3_x2_ck, + &dpll3_m2_ck, + &dpll3_m2x2_ck, + &dpll3_m3_ck, + &dpll3_m3x2_ck, + &emu_core_alwon_ck, + &dpll4_ck, + &dpll4_x2_ck, + &omap_96m_alwon_fck, + &omap_96m_fck, + &cm_96m_fck, + &virt_omap_54m_fck, + &omap_54m_fck, + &omap_48m_fck, + &omap_12m_fck, + &dpll4_m2_ck, + &dpll4_m2x2_ck, + &dpll4_m3_ck, + &dpll4_m3x2_ck, + &dpll4_m4_ck, + &dpll4_m4x2_ck, + &dpll4_m5_ck, + &dpll4_m5x2_ck, + &dpll4_m6_ck, + &dpll4_m6x2_ck, + &emu_per_alwon_ck, + &dpll5_ck, + &dpll5_m2_ck, + &omap_120m_fck, + &clkout2_src_ck, + &sys_clkout2, + &corex2_fck, + &dpll1_fck, + &mpu_ck, + &arm_fck, + &emu_mpu_alwon_ck, + &dpll2_fck, + &iva2_ck, + &l3_ick, + &l4_ick, + &rm_ick, + &gfx_l3_fck, + &gfx_l3_ick, + &gfx_cg1_ck, + &gfx_cg2_ck, + &sgx_fck, + &sgx_ick, + &d2d_26m_fck, + &gpt10_fck, + &gpt11_fck, + &cpefuse_fck, + &ts_fck, + &usbtll_fck, + &core_96m_fck, + &mmchs3_fck, + &mmchs2_fck, + &mspro_fck, + &mmchs1_fck, + &i2c3_fck, + &i2c2_fck, + &i2c1_fck, + &mcbsp5_fck, + &mcbsp1_fck, + &core_48m_fck, + &mcspi4_fck, + &mcspi3_fck, + &mcspi2_fck, + &mcspi1_fck, + &uart2_fck, + &uart1_fck, + &fshostusb_fck, + &core_12m_fck, + &hdq_fck, + &ssi_ssr_fck, + &ssi_sst_fck, + &core_l3_ick, + &hsotgusb_ick, + &sdrc_ick, + &gpmc_fck, + &security_l3_ick, + &pka_ick, + &core_l4_ick, + &usbtll_ick, + &mmchs3_ick, + &icr_ick, + &aes2_ick, + &sha12_ick, + &des2_ick, + &mmchs2_ick, + &mmchs1_ick, + &mspro_ick, + &hdq_ick, + &mcspi4_ick, + &mcspi3_ick, + &mcspi2_ick, + &mcspi1_ick, + &i2c3_ick, + &i2c2_ick, + &i2c1_ick, + &uart2_ick, + &uart1_ick, + &gpt11_ick, + &gpt10_ick, + &mcbsp5_ick, + &mcbsp1_ick, + &fac_ick, + &mailboxes_ick, + &omapctrl_ick, + &ssi_l4_ick, + &ssi_ick, + &usb_l4_ick, + &security_l4_ick2, + &aes1_ick, + &rng_ick, + &sha11_ick, + &des1_ick, + &dss1_alwon_fck, + &dss_tv_fck, + &dss_96m_fck, + &dss2_alwon_fck, + &dss_ick, + &cam_mclk, + &cam_l3_ick, + &cam_l4_ick, + &usbhost_120m_fck, + &usbhost_48m_fck, + &usbhost_l3_ick, + &usbhost_l4_ick, + &usbhost_sar_fck, + &usim_fck, + &gpt1_fck, + &wkup_32k_fck, + &gpio1_fck, + &wdt2_fck, + &wkup_l4_ick, + &usim_ick, + &wdt2_ick, + &wdt1_ick, + &gpio1_ick, + &omap_32ksync_ick, + &gpt12_ick, + &gpt1_ick, + &per_96m_fck, + &per_48m_fck, + &uart3_fck, + &gpt2_fck, + &gpt3_fck, + &gpt4_fck, + &gpt5_fck, + &gpt6_fck, + &gpt7_fck, + &gpt8_fck, + &gpt9_fck, + &per_32k_alwon_fck, + &gpio6_fck, + &gpio5_fck, + &gpio4_fck, + &gpio3_fck, + &gpio2_fck, + &wdt3_fck, + &per_l4_ick, + &gpio6_ick, + &gpio5_ick, + &gpio4_ick, + &gpio3_ick, + &gpio2_ick, + &wdt3_ick, + &uart3_ick, + &gpt9_ick, + &gpt8_ick, + &gpt7_ick, + &gpt6_ick, + &gpt5_ick, + &gpt4_ick, + &gpt3_ick, + &gpt2_ick, + &mcbsp2_ick, + &mcbsp3_ick, + &mcbsp4_ick, + &mcbsp2_fck, + &mcbsp3_fck, + &mcbsp4_fck, + &emu_src_ck, + &pclk_fck, + &pclkx2_fck, + &atclk_fck, + &traceclk_src_fck, + &traceclk_fck, + &sr1_fck, + &sr2_fck, + &sr_l4_ick, + &secure_32k_fck, + &gpt12_fck, + &wdt1_fck, +}; + +#endif diff --git a/arch/arm/mach-omap2/cm-regbits-24xx.h b/arch/arm/mach-omap2/cm-regbits-24xx.h new file mode 100644 index 000000000000..20ac38100678 --- /dev/null +++ b/arch/arm/mach-omap2/cm-regbits-24xx.h @@ -0,0 +1,401 @@ +#ifndef __ARCH_ARM_MACH_OMAP2_CM_REGBITS_24XX_H +#define __ARCH_ARM_MACH_OMAP2_CM_REGBITS_24XX_H + +/* + * OMAP24XX Clock Management register bits + * + * Copyright (C) 2007 Texas Instruments, Inc. + * Copyright (C) 2007 Nokia Corporation + * + * Written by Paul Walmsley + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include "cm.h" + +/* Bits shared between registers */ + +/* CM_FCLKEN1_CORE and CM_ICLKEN1_CORE shared bits */ +#define OMAP24XX_EN_CAM_SHIFT 31 +#define OMAP24XX_EN_CAM (1 << 31) +#define OMAP24XX_EN_WDT4_SHIFT 29 +#define OMAP24XX_EN_WDT4 (1 << 29) +#define OMAP2420_EN_WDT3_SHIFT 28 +#define OMAP2420_EN_WDT3 (1 << 28) +#define OMAP24XX_EN_MSPRO_SHIFT 27 +#define OMAP24XX_EN_MSPRO (1 << 27) +#define OMAP24XX_EN_FAC_SHIFT 25 +#define OMAP24XX_EN_FAC (1 << 25) +#define OMAP2420_EN_EAC_SHIFT 24 +#define OMAP2420_EN_EAC (1 << 24) +#define OMAP24XX_EN_HDQ_SHIFT 23 +#define OMAP24XX_EN_HDQ (1 << 23) +#define OMAP2420_EN_I2C2_SHIFT 20 +#define OMAP2420_EN_I2C2 (1 << 20) +#define OMAP2420_EN_I2C1_SHIFT 19 +#define OMAP2420_EN_I2C1 (1 << 19) + +/* CM_FCLKEN2_CORE and CM_ICLKEN2_CORE shared bits */ +#define OMAP2430_EN_MCBSP5_SHIFT 5 +#define OMAP2430_EN_MCBSP5 (1 << 5) +#define OMAP2430_EN_MCBSP4_SHIFT 4 +#define OMAP2430_EN_MCBSP4 (1 << 4) +#define OMAP2430_EN_MCBSP3_SHIFT 3 +#define OMAP2430_EN_MCBSP3 (1 << 3) +#define OMAP24XX_EN_SSI_SHIFT 1 +#define OMAP24XX_EN_SSI (1 << 1) + +/* CM_FCLKEN_WKUP and CM_ICLKEN_WKUP shared bits */ +#define OMAP24XX_EN_MPU_WDT_SHIFT 3 +#define OMAP24XX_EN_MPU_WDT (1 << 3) + +/* Bits specific to each register */ + +/* CM_IDLEST_MPU */ +/* 2430 only */ +#define OMAP2430_ST_MPU (1 << 0) + +/* CM_CLKSEL_MPU */ +#define OMAP24XX_CLKSEL_MPU_SHIFT 0 +#define OMAP24XX_CLKSEL_MPU_MASK (0x1f << 0) + +/* CM_CLKSTCTRL_MPU */ +#define OMAP24XX_AUTOSTATE_MPU (1 << 0) + +/* CM_FCLKEN1_CORE specific bits*/ +#define OMAP24XX_EN_TV_SHIFT 2 +#define OMAP24XX_EN_TV (1 << 2) +#define OMAP24XX_EN_DSS2_SHIFT 1 +#define OMAP24XX_EN_DSS2 (1 << 1) +#define OMAP24XX_EN_DSS1_SHIFT 0 +#define OMAP24XX_EN_DSS1 (1 << 0) + +/* CM_FCLKEN2_CORE specific bits */ +#define OMAP2430_EN_I2CHS2_SHIFT 20 +#define OMAP2430_EN_I2CHS2 (1 << 20) +#define OMAP2430_EN_I2CHS1_SHIFT 19 +#define OMAP2430_EN_I2CHS1 (1 << 19) +#define OMAP2430_EN_MMCHSDB2_SHIFT 17 +#define OMAP2430_EN_MMCHSDB2 (1 << 17) +#define OMAP2430_EN_MMCHSDB1_SHIFT 16 +#define OMAP2430_EN_MMCHSDB1 (1 << 16) + +/* CM_ICLKEN1_CORE specific bits */ +#define OMAP24XX_EN_MAILBOXES_SHIFT 30 +#define OMAP24XX_EN_MAILBOXES (1 << 30) +#define OMAP24XX_EN_DSS_SHIFT 0 +#define OMAP24XX_EN_DSS (1 << 0) + +/* CM_ICLKEN2_CORE specific bits */ + +/* CM_ICLKEN3_CORE */ +/* 2430 only */ +#define OMAP2430_EN_SDRC_SHIFT 2 +#define OMAP2430_EN_SDRC (1 << 2) + +/* CM_ICLKEN4_CORE */ +#define OMAP24XX_EN_PKA_SHIFT 4 +#define OMAP24XX_EN_PKA (1 << 4) +#define OMAP24XX_EN_AES_SHIFT 3 +#define OMAP24XX_EN_AES (1 << 3) +#define OMAP24XX_EN_RNG_SHIFT 2 +#define OMAP24XX_EN_RNG (1 << 2) +#define OMAP24XX_EN_SHA_SHIFT 1 +#define OMAP24XX_EN_SHA (1 << 1) +#define OMAP24XX_EN_DES_SHIFT 0 +#define OMAP24XX_EN_DES (1 << 0) + +/* CM_IDLEST1_CORE specific bits */ +#define OMAP24XX_ST_MAILBOXES (1 << 30) +#define OMAP24XX_ST_WDT4 (1 << 29) +#define OMAP2420_ST_WDT3 (1 << 28) +#define OMAP24XX_ST_MSPRO (1 << 27) +#define OMAP24XX_ST_FAC (1 << 25) +#define OMAP2420_ST_EAC (1 << 24) +#define OMAP24XX_ST_HDQ (1 << 23) +#define OMAP24XX_ST_I2C2 (1 << 20) +#define OMAP24XX_ST_I2C1 (1 << 19) +#define OMAP24XX_ST_MCBSP2 (1 << 16) +#define OMAP24XX_ST_MCBSP1 (1 << 15) +#define OMAP24XX_ST_DSS (1 << 0) + +/* CM_IDLEST2_CORE */ +#define OMAP2430_ST_MCBSP5 (1 << 5) +#define OMAP2430_ST_MCBSP4 (1 << 4) +#define OMAP2430_ST_MCBSP3 (1 << 3) +#define OMAP24XX_ST_SSI (1 << 1) + +/* CM_IDLEST3_CORE */ +/* 2430 only */ +#define OMAP2430_ST_SDRC (1 << 2) + +/* CM_IDLEST4_CORE */ +#define OMAP24XX_ST_PKA (1 << 4) +#define OMAP24XX_ST_AES (1 << 3) +#define OMAP24XX_ST_RNG (1 << 2) +#define OMAP24XX_ST_SHA (1 << 1) +#define OMAP24XX_ST_DES (1 << 0) + +/* CM_AUTOIDLE1_CORE */ +#define OMAP24XX_AUTO_CAM (1 << 31) +#define OMAP24XX_AUTO_MAILBOXES (1 << 30) +#define OMAP24XX_AUTO_WDT4 (1 << 29) +#define OMAP2420_AUTO_WDT3 (1 << 28) +#define OMAP24XX_AUTO_MSPRO (1 << 27) +#define OMAP2420_AUTO_MMC (1 << 26) +#define OMAP24XX_AUTO_FAC (1 << 25) +#define OMAP2420_AUTO_EAC (1 << 24) +#define OMAP24XX_AUTO_HDQ (1 << 23) +#define OMAP24XX_AUTO_UART2 (1 << 22) +#define OMAP24XX_AUTO_UART1 (1 << 21) +#define OMAP24XX_AUTO_I2C2 (1 << 20) +#define OMAP24XX_AUTO_I2C1 (1 << 19) +#define OMAP24XX_AUTO_MCSPI2 (1 << 18) +#define OMAP24XX_AUTO_MCSPI1 (1 << 17) +#define OMAP24XX_AUTO_MCBSP2 (1 << 16) +#define OMAP24XX_AUTO_MCBSP1 (1 << 15) +#define OMAP24XX_AUTO_GPT12 (1 << 14) +#define OMAP24XX_AUTO_GPT11 (1 << 13) +#define OMAP24XX_AUTO_GPT10 (1 << 12) +#define OMAP24XX_AUTO_GPT9 (1 << 11) +#define OMAP24XX_AUTO_GPT8 (1 << 10) +#define OMAP24XX_AUTO_GPT7 (1 << 9) +#define OMAP24XX_AUTO_GPT6 (1 << 8) +#define OMAP24XX_AUTO_GPT5 (1 << 7) +#define OMAP24XX_AUTO_GPT4 (1 << 6) +#define OMAP24XX_AUTO_GPT3 (1 << 5) +#define OMAP24XX_AUTO_GPT2 (1 << 4) +#define OMAP2420_AUTO_VLYNQ (1 << 3) +#define OMAP24XX_AUTO_DSS (1 << 0) + +/* CM_AUTOIDLE2_CORE */ +#define OMAP2430_AUTO_MDM_INTC (1 << 11) +#define OMAP2430_AUTO_GPIO5 (1 << 10) +#define OMAP2430_AUTO_MCSPI3 (1 << 9) +#define OMAP2430_AUTO_MMCHS2 (1 << 8) +#define OMAP2430_AUTO_MMCHS1 (1 << 7) +#define OMAP2430_AUTO_USBHS (1 << 6) +#define OMAP2430_AUTO_MCBSP5 (1 << 5) +#define OMAP2430_AUTO_MCBSP4 (1 << 4) +#define OMAP2430_AUTO_MCBSP3 (1 << 3) +#define OMAP24XX_AUTO_UART3 (1 << 2) +#define OMAP24XX_AUTO_SSI (1 << 1) +#define OMAP24XX_AUTO_USB (1 << 0) + +/* CM_AUTOIDLE3_CORE */ +#define OMAP24XX_AUTO_SDRC (1 << 2) +#define OMAP24XX_AUTO_GPMC (1 << 1) +#define OMAP24XX_AUTO_SDMA (1 << 0) + +/* CM_AUTOIDLE4_CORE */ +#define OMAP24XX_AUTO_PKA (1 << 4) +#define OMAP24XX_AUTO_AES (1 << 3) +#define OMAP24XX_AUTO_RNG (1 << 2) +#define OMAP24XX_AUTO_SHA (1 << 1) +#define OMAP24XX_AUTO_DES (1 << 0) + +/* CM_CLKSEL1_CORE */ +#define OMAP24XX_CLKSEL_USB_SHIFT 25 +#define OMAP24XX_CLKSEL_USB_MASK (0x7 << 25) +#define OMAP24XX_CLKSEL_SSI_SHIFT 20 +#define OMAP24XX_CLKSEL_SSI_MASK (0x1f << 20) +#define OMAP2420_CLKSEL_VLYNQ_SHIFT 15 +#define OMAP2420_CLKSEL_VLYNQ_MASK (0x1f << 15) +#define OMAP24XX_CLKSEL_DSS2_SHIFT 13 +#define OMAP24XX_CLKSEL_DSS2_MASK (0x1 << 13) +#define OMAP24XX_CLKSEL_DSS1_SHIFT 8 +#define OMAP24XX_CLKSEL_DSS1_MASK (0x1f << 8) +#define OMAP24XX_CLKSEL_L4_SHIFT 5 +#define OMAP24XX_CLKSEL_L4_MASK (0x3 << 5) +#define OMAP24XX_CLKSEL_L3_SHIFT 0 +#define OMAP24XX_CLKSEL_L3_MASK (0x1f << 0) + +/* CM_CLKSEL2_CORE */ +#define OMAP24XX_CLKSEL_GPT12_SHIFT 22 +#define OMAP24XX_CLKSEL_GPT12_MASK (0x3 << 22) +#define OMAP24XX_CLKSEL_GPT11_SHIFT 20 +#define OMAP24XX_CLKSEL_GPT11_MASK (0x3 << 20) +#define OMAP24XX_CLKSEL_GPT10_SHIFT 18 +#define OMAP24XX_CLKSEL_GPT10_MASK (0x3 << 18) +#define OMAP24XX_CLKSEL_GPT9_SHIFT 16 +#define OMAP24XX_CLKSEL_GPT9_MASK (0x3 << 16) +#define OMAP24XX_CLKSEL_GPT8_SHIFT 14 +#define OMAP24XX_CLKSEL_GPT8_MASK (0x3 << 14) +#define OMAP24XX_CLKSEL_GPT7_SHIFT 12 +#define OMAP24XX_CLKSEL_GPT7_MASK (0x3 << 12) +#define OMAP24XX_CLKSEL_GPT6_SHIFT 10 +#define OMAP24XX_CLKSEL_GPT6_MASK (0x3 << 10) +#define OMAP24XX_CLKSEL_GPT5_SHIFT 8 +#define OMAP24XX_CLKSEL_GPT5_MASK (0x3 << 8) +#define OMAP24XX_CLKSEL_GPT4_SHIFT 6 +#define OMAP24XX_CLKSEL_GPT4_MASK (0x3 << 6) +#define OMAP24XX_CLKSEL_GPT3_SHIFT 4 +#define OMAP24XX_CLKSEL_GPT3_MASK (0x3 << 4) +#define OMAP24XX_CLKSEL_GPT2_SHIFT 2 +#define OMAP24XX_CLKSEL_GPT2_MASK (0x3 << 2) + +/* CM_CLKSTCTRL_CORE */ +#define OMAP24XX_AUTOSTATE_DSS (1 << 2) +#define OMAP24XX_AUTOSTATE_L4 (1 << 1) +#define OMAP24XX_AUTOSTATE_L3 (1 << 0) + +/* CM_FCLKEN_GFX */ +#define OMAP24XX_EN_3D_SHIFT 2 +#define OMAP24XX_EN_3D (1 << 2) +#define OMAP24XX_EN_2D_SHIFT 1 +#define OMAP24XX_EN_2D (1 << 1) + +/* CM_ICLKEN_GFX specific bits */ + +/* CM_IDLEST_GFX specific bits */ + +/* CM_CLKSEL_GFX specific bits */ + +/* CM_CLKSTCTRL_GFX */ +#define OMAP24XX_AUTOSTATE_GFX (1 << 0) + +/* CM_FCLKEN_WKUP specific bits */ + +/* CM_ICLKEN_WKUP specific bits */ +#define OMAP2430_EN_ICR_SHIFT 6 +#define OMAP2430_EN_ICR (1 << 6) +#define OMAP24XX_EN_OMAPCTRL_SHIFT 5 +#define OMAP24XX_EN_OMAPCTRL (1 << 5) +#define OMAP24XX_EN_WDT1_SHIFT 4 +#define OMAP24XX_EN_WDT1 (1 << 4) +#define OMAP24XX_EN_32KSYNC_SHIFT 1 +#define OMAP24XX_EN_32KSYNC (1 << 1) + +/* CM_IDLEST_WKUP specific bits */ +#define OMAP2430_ST_ICR (1 << 6) +#define OMAP24XX_ST_OMAPCTRL (1 << 5) +#define OMAP24XX_ST_WDT1 (1 << 4) +#define OMAP24XX_ST_MPU_WDT (1 << 3) +#define OMAP24XX_ST_32KSYNC (1 << 1) + +/* CM_AUTOIDLE_WKUP */ +#define OMAP24XX_AUTO_OMAPCTRL (1 << 5) +#define OMAP24XX_AUTO_WDT1 (1 << 4) +#define OMAP24XX_AUTO_MPU_WDT (1 << 3) +#define OMAP24XX_AUTO_GPIOS (1 << 2) +#define OMAP24XX_AUTO_32KSYNC (1 << 1) +#define OMAP24XX_AUTO_GPT1 (1 << 0) + +/* CM_CLKSEL_WKUP */ +#define OMAP24XX_CLKSEL_GPT1_SHIFT 0 +#define OMAP24XX_CLKSEL_GPT1_MASK (0x3 << 0) + +/* CM_CLKEN_PLL */ +#define OMAP24XX_EN_54M_PLL_SHIFT 6 +#define OMAP24XX_EN_54M_PLL_MASK (0x3 << 6) +#define OMAP24XX_EN_96M_PLL_SHIFT 2 +#define OMAP24XX_EN_96M_PLL_MASK (0x3 << 2) +#define OMAP24XX_EN_DPLL_SHIFT 0 +#define OMAP24XX_EN_DPLL_MASK (0x3 << 0) + +/* CM_IDLEST_CKGEN */ +#define OMAP24XX_ST_54M_APLL (1 << 9) +#define OMAP24XX_ST_96M_APLL (1 << 8) +#define OMAP24XX_ST_54M_CLK (1 << 6) +#define OMAP24XX_ST_12M_CLK (1 << 5) +#define OMAP24XX_ST_48M_CLK (1 << 4) +#define OMAP24XX_ST_96M_CLK (1 << 2) +#define OMAP24XX_ST_CORE_CLK_SHIFT 0 +#define OMAP24XX_ST_CORE_CLK_MASK (0x3 << 0) + +/* CM_AUTOIDLE_PLL */ +#define OMAP24XX_AUTO_54M_SHIFT 6 +#define OMAP24XX_AUTO_54M_MASK (0x3 << 6) +#define OMAP24XX_AUTO_96M_SHIFT 2 +#define OMAP24XX_AUTO_96M_MASK (0x3 << 2) +#define OMAP24XX_AUTO_DPLL_SHIFT 0 +#define OMAP24XX_AUTO_DPLL_MASK (0x3 << 0) + +/* CM_CLKSEL1_PLL */ +#define OMAP2430_MAXDPLLFASTLOCK_SHIFT 28 +#define OMAP2430_MAXDPLLFASTLOCK_MASK (0x7 << 28) +#define OMAP24XX_APLLS_CLKIN_SHIFT 23 +#define OMAP24XX_APLLS_CLKIN_MASK (0x7 << 23) +#define OMAP24XX_DPLL_MULT_SHIFT 12 +#define OMAP24XX_DPLL_MULT_MASK (0x3ff << 12) +#define OMAP24XX_DPLL_DIV_SHIFT 8 +#define OMAP24XX_DPLL_DIV_MASK (0xf << 8) +#define OMAP24XX_54M_SOURCE_SHIFT 5 +#define OMAP24XX_54M_SOURCE (1 << 5) +#define OMAP2430_96M_SOURCE_SHIFT 4 +#define OMAP2430_96M_SOURCE (1 << 4) +#define OMAP24XX_48M_SOURCE_SHIFT 3 +#define OMAP24XX_48M_SOURCE (1 << 3) +#define OMAP2430_ALTCLK_SOURCE_SHIFT 0 +#define OMAP2430_ALTCLK_SOURCE_MASK (0x7 << 0) + +/* CM_CLKSEL2_PLL */ +#define OMAP24XX_CORE_CLK_SRC_SHIFT 0 +#define OMAP24XX_CORE_CLK_SRC_MASK (0x3 << 0) + +/* CM_FCLKEN_DSP */ +#define OMAP2420_EN_IVA_COP_SHIFT 10 +#define OMAP2420_EN_IVA_COP (1 << 10) +#define OMAP2420_EN_IVA_MPU_SHIFT 8 +#define OMAP2420_EN_IVA_MPU (1 << 8) +#define OMAP24XX_CM_FCLKEN_DSP_EN_DSP_SHIFT 0 +#define OMAP24XX_CM_FCLKEN_DSP_EN_DSP (1 << 0) + +/* CM_ICLKEN_DSP */ +#define OMAP2420_EN_DSP_IPI_SHIFT 1 +#define OMAP2420_EN_DSP_IPI (1 << 1) + +/* CM_IDLEST_DSP */ +#define OMAP2420_ST_IVA (1 << 8) +#define OMAP2420_ST_IPI (1 << 1) +#define OMAP24XX_ST_DSP (1 << 0) + +/* CM_AUTOIDLE_DSP */ +#define OMAP2420_AUTO_DSP_IPI (1 << 1) + +/* CM_CLKSEL_DSP */ +#define OMAP2420_SYNC_IVA (1 << 13) +#define OMAP2420_CLKSEL_IVA_SHIFT 8 +#define OMAP2420_CLKSEL_IVA_MASK (0x1f << 8) +#define OMAP24XX_SYNC_DSP (1 << 7) +#define OMAP24XX_CLKSEL_DSP_IF_SHIFT 5 +#define OMAP24XX_CLKSEL_DSP_IF_MASK (0x3 << 5) +#define OMAP24XX_CLKSEL_DSP_SHIFT 0 +#define OMAP24XX_CLKSEL_DSP_MASK (0x1f << 0) + +/* CM_CLKSTCTRL_DSP */ +#define OMAP2420_AUTOSTATE_IVA (1 << 8) +#define OMAP24XX_AUTOSTATE_DSP (1 << 0) + +/* CM_FCLKEN_MDM */ +/* 2430 only */ +#define OMAP2430_EN_OSC_SHIFT 1 +#define OMAP2430_EN_OSC (1 << 1) + +/* CM_ICLKEN_MDM */ +/* 2430 only */ +#define OMAP2430_CM_ICLKEN_MDM_EN_MDM_SHIFT 0 +#define OMAP2430_CM_ICLKEN_MDM_EN_MDM (1 << 0) + +/* CM_IDLEST_MDM specific bits */ +/* 2430 only */ + +/* CM_AUTOIDLE_MDM */ +/* 2430 only */ +#define OMAP2430_AUTO_OSC (1 << 1) +#define OMAP2430_AUTO_MDM (1 << 0) + +/* CM_CLKSEL_MDM */ +/* 2430 only */ +#define OMAP2430_SYNC_MDM (1 << 4) +#define OMAP2430_CLKSEL_MDM_SHIFT 0 +#define OMAP2430_CLKSEL_MDM_MASK (0xf << 0) + +/* CM_CLKSTCTRL_MDM */ +/* 2430 only */ +#define OMAP2430_AUTOSTATE_MDM (1 << 0) + +#endif diff --git a/arch/arm/mach-omap2/cm-regbits-34xx.h b/arch/arm/mach-omap2/cm-regbits-34xx.h new file mode 100644 index 000000000000..9249129a5f46 --- /dev/null +++ b/arch/arm/mach-omap2/cm-regbits-34xx.h @@ -0,0 +1,673 @@ +#ifndef __ARCH_ARM_MACH_OMAP2_CM_REGBITS_34XX_H +#define __ARCH_ARM_MACH_OMAP2_CM_REGBITS_34XX_H + +/* + * OMAP3430 Clock Management register bits + * + * Copyright (C) 2007-2008 Texas Instruments, Inc. + * Copyright (C) 2007-2008 Nokia Corporation + * + * Written by Paul Walmsley + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include "cm.h" + +/* Bits shared between registers */ + +/* CM_FCLKEN1_CORE and CM_ICLKEN1_CORE shared bits */ +#define OMAP3430ES2_EN_MMC3_MASK (1 << 30) +#define OMAP3430ES2_EN_MMC3_SHIFT 30 +#define OMAP3430_EN_MSPRO (1 << 23) +#define OMAP3430_EN_MSPRO_SHIFT 23 +#define OMAP3430_EN_HDQ (1 << 22) +#define OMAP3430_EN_HDQ_SHIFT 22 +#define OMAP3430ES1_EN_FSHOSTUSB (1 << 5) +#define OMAP3430ES1_EN_FSHOSTUSB_SHIFT 5 +#define OMAP3430ES1_EN_D2D (1 << 3) +#define OMAP3430ES1_EN_D2D_SHIFT 3 +#define OMAP3430_EN_SSI (1 << 0) +#define OMAP3430_EN_SSI_SHIFT 0 + +/* CM_FCLKEN3_CORE and CM_ICLKEN3_CORE shared bits */ +#define OMAP3430ES2_EN_USBTLL_SHIFT 2 +#define OMAP3430ES2_EN_USBTLL_MASK (1 << 2) + +/* CM_FCLKEN_WKUP and CM_ICLKEN_WKUP shared bits */ +#define OMAP3430_EN_WDT2 (1 << 5) +#define OMAP3430_EN_WDT2_SHIFT 5 + +/* CM_ICLKEN_CAM, CM_FCLKEN_CAM shared bits */ +#define OMAP3430_EN_CAM (1 << 0) +#define OMAP3430_EN_CAM_SHIFT 0 + +/* CM_FCLKEN_PER, CM_ICLKEN_PER shared bits */ +#define OMAP3430_EN_WDT3 (1 << 12) +#define OMAP3430_EN_WDT3_SHIFT 12 + +/* CM_CLKSEL2_EMU, CM_CLKSEL3_EMU shared bits */ +#define OMAP3430_OVERRIDE_ENABLE (1 << 19) + + +/* Bits specific to each register */ + +/* CM_FCLKEN_IVA2 */ +#define OMAP3430_CM_FCLKEN_IVA2_EN_IVA2 (1 << 0) + +/* CM_CLKEN_PLL_IVA2 */ +#define OMAP3430_IVA2_DPLL_RAMPTIME_SHIFT 8 +#define OMAP3430_IVA2_DPLL_RAMPTIME_MASK (0x3 << 8) +#define OMAP3430_IVA2_DPLL_FREQSEL_SHIFT 4 +#define OMAP3430_IVA2_DPLL_FREQSEL_MASK (0xf << 4) +#define OMAP3430_EN_IVA2_DPLL_DRIFTGUARD_SHIFT 3 +#define OMAP3430_EN_IVA2_DPLL_DRIFTGUARD_MASK (1 << 3) +#define OMAP3430_EN_IVA2_DPLL_SHIFT 0 +#define OMAP3430_EN_IVA2_DPLL_MASK (0x7 << 0) + +/* CM_IDLEST_IVA2 */ +#define OMAP3430_ST_IVA2 (1 << 0) + +/* CM_IDLEST_PLL_IVA2 */ +#define OMAP3430_ST_IVA2_CLK (1 << 0) + +/* CM_AUTOIDLE_PLL_IVA2 */ +#define OMAP3430_AUTO_IVA2_DPLL_SHIFT 0 +#define OMAP3430_AUTO_IVA2_DPLL_MASK (0x7 << 0) + +/* CM_CLKSEL1_PLL_IVA2 */ +#define OMAP3430_IVA2_CLK_SRC_SHIFT 19 +#define OMAP3430_IVA2_CLK_SRC_MASK (0x3 << 19) +#define OMAP3430_IVA2_DPLL_MULT_SHIFT 8 +#define OMAP3430_IVA2_DPLL_MULT_MASK (0x7ff << 8) +#define OMAP3430_IVA2_DPLL_DIV_SHIFT 0 +#define OMAP3430_IVA2_DPLL_DIV_MASK (0x7f << 0) + +/* CM_CLKSEL2_PLL_IVA2 */ +#define OMAP3430_IVA2_DPLL_CLKOUT_DIV_SHIFT 0 +#define OMAP3430_IVA2_DPLL_CLKOUT_DIV_MASK (0x1f << 0) + +/* CM_CLKSTCTRL_IVA2 */ +#define OMAP3430_CLKTRCTRL_IVA2_SHIFT 0 +#define OMAP3430_CLKTRCTRL_IVA2_MASK (0x3 << 0) + +/* CM_CLKSTST_IVA2 */ +#define OMAP3430_CLKACTIVITY_IVA2 (1 << 0) + +/* CM_REVISION specific bits */ + +/* CM_SYSCONFIG specific bits */ + +/* CM_CLKEN_PLL_MPU */ +#define OMAP3430_MPU_DPLL_RAMPTIME_SHIFT 8 +#define OMAP3430_MPU_DPLL_RAMPTIME_MASK (0x3 << 8) +#define OMAP3430_MPU_DPLL_FREQSEL_SHIFT 4 +#define OMAP3430_MPU_DPLL_FREQSEL_MASK (0xf << 4) +#define OMAP3430_EN_MPU_DPLL_DRIFTGUARD_SHIFT 3 +#define OMAP3430_EN_MPU_DPLL_DRIFTGUARD_MASK (1 << 3) +#define OMAP3430_EN_MPU_DPLL_SHIFT 0 +#define OMAP3430_EN_MPU_DPLL_MASK (0x7 << 0) + +/* CM_IDLEST_MPU */ +#define OMAP3430_ST_MPU (1 << 0) + +/* CM_IDLEST_PLL_MPU */ +#define OMAP3430_ST_MPU_CLK (1 << 0) +#define OMAP3430_ST_IVA2_CLK_MASK (1 << 0) + +/* CM_IDLEST_PLL_MPU */ +#define OMAP3430_ST_MPU_CLK_MASK (1 << 0) + +/* CM_AUTOIDLE_PLL_MPU */ +#define OMAP3430_AUTO_MPU_DPLL_SHIFT 0 +#define OMAP3430_AUTO_MPU_DPLL_MASK (0x7 << 0) + +/* CM_CLKSEL1_PLL_MPU */ +#define OMAP3430_MPU_CLK_SRC_SHIFT 19 +#define OMAP3430_MPU_CLK_SRC_MASK (0x3 << 19) +#define OMAP3430_MPU_DPLL_MULT_SHIFT 8 +#define OMAP3430_MPU_DPLL_MULT_MASK (0x7ff << 8) +#define OMAP3430_MPU_DPLL_DIV_SHIFT 0 +#define OMAP3430_MPU_DPLL_DIV_MASK (0x7f << 0) + +/* CM_CLKSEL2_PLL_MPU */ +#define OMAP3430_MPU_DPLL_CLKOUT_DIV_SHIFT 0 +#define OMAP3430_MPU_DPLL_CLKOUT_DIV_MASK (0x1f << 0) + +/* CM_CLKSTCTRL_MPU */ +#define OMAP3430_CLKTRCTRL_MPU_SHIFT 0 +#define OMAP3430_CLKTRCTRL_MPU_MASK (0x3 << 0) + +/* CM_CLKSTST_MPU */ +#define OMAP3430_CLKACTIVITY_MPU (1 << 0) + +/* CM_FCLKEN1_CORE specific bits */ + +/* CM_ICLKEN1_CORE specific bits */ +#define OMAP3430_EN_ICR (1 << 29) +#define OMAP3430_EN_ICR_SHIFT 29 +#define OMAP3430_EN_AES2 (1 << 28) +#define OMAP3430_EN_AES2_SHIFT 28 +#define OMAP3430_EN_SHA12 (1 << 27) +#define OMAP3430_EN_SHA12_SHIFT 27 +#define OMAP3430_EN_DES2 (1 << 26) +#define OMAP3430_EN_DES2_SHIFT 26 +#define OMAP3430ES1_EN_FAC (1 << 8) +#define OMAP3430ES1_EN_FAC_SHIFT 8 +#define OMAP3430_EN_MAILBOXES (1 << 7) +#define OMAP3430_EN_MAILBOXES_SHIFT 7 +#define OMAP3430_EN_OMAPCTRL (1 << 6) +#define OMAP3430_EN_OMAPCTRL_SHIFT 6 +#define OMAP3430_EN_SDRC (1 << 1) +#define OMAP3430_EN_SDRC_SHIFT 1 + +/* CM_ICLKEN2_CORE */ +#define OMAP3430_EN_PKA (1 << 4) +#define OMAP3430_EN_PKA_SHIFT 4 +#define OMAP3430_EN_AES1 (1 << 3) +#define OMAP3430_EN_AES1_SHIFT 3 +#define OMAP3430_EN_RNG (1 << 2) +#define OMAP3430_EN_RNG_SHIFT 2 +#define OMAP3430_EN_SHA11 (1 << 1) +#define OMAP3430_EN_SHA11_SHIFT 1 +#define OMAP3430_EN_DES1 (1 << 0) +#define OMAP3430_EN_DES1_SHIFT 0 + +/* CM_FCLKEN3_CORE specific bits */ +#define OMAP3430ES2_EN_TS_SHIFT 1 +#define OMAP3430ES2_EN_TS_MASK (1 << 1) +#define OMAP3430ES2_EN_CPEFUSE_SHIFT 0 +#define OMAP3430ES2_EN_CPEFUSE_MASK (1 << 0) + +/* CM_IDLEST1_CORE specific bits */ +#define OMAP3430_ST_ICR (1 << 29) +#define OMAP3430_ST_AES2 (1 << 28) +#define OMAP3430_ST_SHA12 (1 << 27) +#define OMAP3430_ST_DES2 (1 << 26) +#define OMAP3430_ST_MSPRO (1 << 23) +#define OMAP3430_ST_HDQ (1 << 22) +#define OMAP3430ES1_ST_FAC (1 << 8) +#define OMAP3430ES1_ST_MAILBOXES (1 << 7) +#define OMAP3430_ST_OMAPCTRL (1 << 6) +#define OMAP3430_ST_SDMA (1 << 2) +#define OMAP3430_ST_SDRC (1 << 1) +#define OMAP3430_ST_SSI (1 << 0) + +/* CM_IDLEST2_CORE */ +#define OMAP3430_ST_PKA (1 << 4) +#define OMAP3430_ST_AES1 (1 << 3) +#define OMAP3430_ST_RNG (1 << 2) +#define OMAP3430_ST_SHA11 (1 << 1) +#define OMAP3430_ST_DES1 (1 << 0) + +/* CM_IDLEST3_CORE */ +#define OMAP3430ES2_ST_USBTLL_SHIFT 2 +#define OMAP3430ES2_ST_USBTLL_MASK (1 << 2) + +/* CM_AUTOIDLE1_CORE */ +#define OMAP3430_AUTO_AES2 (1 << 28) +#define OMAP3430_AUTO_AES2_SHIFT 28 +#define OMAP3430_AUTO_SHA12 (1 << 27) +#define OMAP3430_AUTO_SHA12_SHIFT 27 +#define OMAP3430_AUTO_DES2 (1 << 26) +#define OMAP3430_AUTO_DES2_SHIFT 26 +#define OMAP3430_AUTO_MMC2 (1 << 25) +#define OMAP3430_AUTO_MMC2_SHIFT 25 +#define OMAP3430_AUTO_MMC1 (1 << 24) +#define OMAP3430_AUTO_MMC1_SHIFT 24 +#define OMAP3430_AUTO_MSPRO (1 << 23) +#define OMAP3430_AUTO_MSPRO_SHIFT 23 +#define OMAP3430_AUTO_HDQ (1 << 22) +#define OMAP3430_AUTO_HDQ_SHIFT 22 +#define OMAP3430_AUTO_MCSPI4 (1 << 21) +#define OMAP3430_AUTO_MCSPI4_SHIFT 21 +#define OMAP3430_AUTO_MCSPI3 (1 << 20) +#define OMAP3430_AUTO_MCSPI3_SHIFT 20 +#define OMAP3430_AUTO_MCSPI2 (1 << 19) +#define OMAP3430_AUTO_MCSPI2_SHIFT 19 +#define OMAP3430_AUTO_MCSPI1 (1 << 18) +#define OMAP3430_AUTO_MCSPI1_SHIFT 18 +#define OMAP3430_AUTO_I2C3 (1 << 17) +#define OMAP3430_AUTO_I2C3_SHIFT 17 +#define OMAP3430_AUTO_I2C2 (1 << 16) +#define OMAP3430_AUTO_I2C2_SHIFT 16 +#define OMAP3430_AUTO_I2C1 (1 << 15) +#define OMAP3430_AUTO_I2C1_SHIFT 15 +#define OMAP3430_AUTO_UART2 (1 << 14) +#define OMAP3430_AUTO_UART2_SHIFT 14 +#define OMAP3430_AUTO_UART1 (1 << 13) +#define OMAP3430_AUTO_UART1_SHIFT 13 +#define OMAP3430_AUTO_GPT11 (1 << 12) +#define OMAP3430_AUTO_GPT11_SHIFT 12 +#define OMAP3430_AUTO_GPT10 (1 << 11) +#define OMAP3430_AUTO_GPT10_SHIFT 11 +#define OMAP3430_AUTO_MCBSP5 (1 << 10) +#define OMAP3430_AUTO_MCBSP5_SHIFT 10 +#define OMAP3430_AUTO_MCBSP1 (1 << 9) +#define OMAP3430_AUTO_MCBSP1_SHIFT 9 +#define OMAP3430ES1_AUTO_FAC (1 << 8) +#define OMAP3430ES1_AUTO_FAC_SHIFT 8 +#define OMAP3430_AUTO_MAILBOXES (1 << 7) +#define OMAP3430_AUTO_MAILBOXES_SHIFT 7 +#define OMAP3430_AUTO_OMAPCTRL (1 << 6) +#define OMAP3430_AUTO_OMAPCTRL_SHIFT 6 +#define OMAP3430ES1_AUTO_FSHOSTUSB (1 << 5) +#define OMAP3430ES1_AUTO_FSHOSTUSB_SHIFT 5 +#define OMAP3430_AUTO_HSOTGUSB (1 << 4) +#define OMAP3430_AUTO_HSOTGUSB_SHIFT 4 +#define OMAP3430ES1_AUTO_D2D (1 << 3) +#define OMAP3430ES1_AUTO_D2D_SHIFT 3 +#define OMAP3430_AUTO_SSI (1 << 0) +#define OMAP3430_AUTO_SSI_SHIFT 0 + +/* CM_AUTOIDLE2_CORE */ +#define OMAP3430_AUTO_PKA (1 << 4) +#define OMAP3430_AUTO_PKA_SHIFT 4 +#define OMAP3430_AUTO_AES1 (1 << 3) +#define OMAP3430_AUTO_AES1_SHIFT 3 +#define OMAP3430_AUTO_RNG (1 << 2) +#define OMAP3430_AUTO_RNG_SHIFT 2 +#define OMAP3430_AUTO_SHA11 (1 << 1) +#define OMAP3430_AUTO_SHA11_SHIFT 1 +#define OMAP3430_AUTO_DES1 (1 << 0) +#define OMAP3430_AUTO_DES1_SHIFT 0 + +/* CM_AUTOIDLE3_CORE */ +#define OMAP3430ES2_AUTO_USBTLL_SHIFT 2 +#define OMAP3430ES2_AUTO_USBTLL_MASK (1 << 2) + +/* CM_CLKSEL_CORE */ +#define OMAP3430_CLKSEL_SSI_SHIFT 8 +#define OMAP3430_CLKSEL_SSI_MASK (0xf << 8) +#define OMAP3430_CLKSEL_GPT11_MASK (1 << 7) +#define OMAP3430_CLKSEL_GPT11_SHIFT 7 +#define OMAP3430_CLKSEL_GPT10_MASK (1 << 6) +#define OMAP3430_CLKSEL_GPT10_SHIFT 6 +#define OMAP3430ES1_CLKSEL_FSHOSTUSB_SHIFT 4 +#define OMAP3430ES1_CLKSEL_FSHOSTUSB_MASK (0x3 << 4) +#define OMAP3430_CLKSEL_L4_SHIFT 2 +#define OMAP3430_CLKSEL_L4_MASK (0x3 << 2) +#define OMAP3430_CLKSEL_L3_SHIFT 0 +#define OMAP3430_CLKSEL_L3_MASK (0x3 << 0) + +/* CM_CLKSTCTRL_CORE */ +#define OMAP3430ES1_CLKTRCTRL_D2D_SHIFT 4 +#define OMAP3430ES1_CLKTRCTRL_D2D_MASK (0x3 << 4) +#define OMAP3430_CLKTRCTRL_L4_SHIFT 2 +#define OMAP3430_CLKTRCTRL_L4_MASK (0x3 << 2) +#define OMAP3430_CLKTRCTRL_L3_SHIFT 0 +#define OMAP3430_CLKTRCTRL_L3_MASK (0x3 << 0) + +/* CM_CLKSTST_CORE */ +#define OMAP3430ES1_CLKACTIVITY_D2D (1 << 2) +#define OMAP3430_CLKACTIVITY_L4 (1 << 1) +#define OMAP3430_CLKACTIVITY_L3 (1 << 0) + +/* CM_FCLKEN_GFX */ +#define OMAP3430ES1_EN_3D (1 << 2) +#define OMAP3430ES1_EN_3D_SHIFT 2 +#define OMAP3430ES1_EN_2D (1 << 1) +#define OMAP3430ES1_EN_2D_SHIFT 1 + +/* CM_ICLKEN_GFX specific bits */ + +/* CM_IDLEST_GFX specific bits */ + +/* CM_CLKSEL_GFX specific bits */ + +/* CM_SLEEPDEP_GFX specific bits */ + +/* CM_CLKSTCTRL_GFX */ +#define OMAP3430ES1_CLKTRCTRL_GFX_SHIFT 0 +#define OMAP3430ES1_CLKTRCTRL_GFX_MASK (0x3 << 0) + +/* CM_CLKSTST_GFX */ +#define OMAP3430ES1_CLKACTIVITY_GFX (1 << 0) + +/* CM_FCLKEN_SGX */ +#define OMAP3430ES2_EN_SGX_SHIFT 1 +#define OMAP3430ES2_EN_SGX_MASK (1 << 1) + +/* CM_CLKSEL_SGX */ +#define OMAP3430ES2_CLKSEL_SGX_SHIFT 0 +#define OMAP3430ES2_CLKSEL_SGX_MASK (0x7 << 0) + +/* CM_FCLKEN_WKUP specific bits */ +#define OMAP3430ES2_EN_USIMOCP_SHIFT 9 + +/* CM_ICLKEN_WKUP specific bits */ +#define OMAP3430_EN_WDT1 (1 << 4) +#define OMAP3430_EN_WDT1_SHIFT 4 +#define OMAP3430_EN_32KSYNC (1 << 2) +#define OMAP3430_EN_32KSYNC_SHIFT 2 + +/* CM_IDLEST_WKUP specific bits */ +#define OMAP3430_ST_WDT2 (1 << 5) +#define OMAP3430_ST_WDT1 (1 << 4) +#define OMAP3430_ST_32KSYNC (1 << 2) + +/* CM_AUTOIDLE_WKUP */ +#define OMAP3430_AUTO_WDT2 (1 << 5) +#define OMAP3430_AUTO_WDT2_SHIFT 5 +#define OMAP3430_AUTO_WDT1 (1 << 4) +#define OMAP3430_AUTO_WDT1_SHIFT 4 +#define OMAP3430_AUTO_GPIO1 (1 << 3) +#define OMAP3430_AUTO_GPIO1_SHIFT 3 +#define OMAP3430_AUTO_32KSYNC (1 << 2) +#define OMAP3430_AUTO_32KSYNC_SHIFT 2 +#define OMAP3430_AUTO_GPT12 (1 << 1) +#define OMAP3430_AUTO_GPT12_SHIFT 1 +#define OMAP3430_AUTO_GPT1 (1 << 0) +#define OMAP3430_AUTO_GPT1_SHIFT 0 + +/* CM_CLKSEL_WKUP */ +#define OMAP3430ES2_CLKSEL_USIMOCP_MASK (0xf << 3) +#define OMAP3430_CLKSEL_RM_SHIFT 1 +#define OMAP3430_CLKSEL_RM_MASK (0x3 << 1) +#define OMAP3430_CLKSEL_GPT1_SHIFT 0 +#define OMAP3430_CLKSEL_GPT1_MASK (1 << 0) + +/* CM_CLKEN_PLL */ +#define OMAP3430_PWRDN_EMU_PERIPH_SHIFT 31 +#define OMAP3430_PWRDN_CAM_SHIFT 30 +#define OMAP3430_PWRDN_DSS1_SHIFT 29 +#define OMAP3430_PWRDN_TV_SHIFT 28 +#define OMAP3430_PWRDN_96M_SHIFT 27 +#define OMAP3430_PERIPH_DPLL_RAMPTIME_SHIFT 24 +#define OMAP3430_PERIPH_DPLL_RAMPTIME_MASK (0x3 << 24) +#define OMAP3430_PERIPH_DPLL_FREQSEL_SHIFT 20 +#define OMAP3430_PERIPH_DPLL_FREQSEL_MASK (0xf << 20) +#define OMAP3430_EN_PERIPH_DPLL_DRIFTGUARD_SHIFT 19 +#define OMAP3430_EN_PERIPH_DPLL_DRIFTGUARD_MASK (1 << 19) +#define OMAP3430_EN_PERIPH_DPLL_SHIFT 16 +#define OMAP3430_EN_PERIPH_DPLL_MASK (0x7 << 16) +#define OMAP3430_PWRDN_EMU_CORE_SHIFT 12 +#define OMAP3430_CORE_DPLL_RAMPTIME_SHIFT 8 +#define OMAP3430_CORE_DPLL_RAMPTIME_MASK (0x3 << 8) +#define OMAP3430_CORE_DPLL_FREQSEL_SHIFT 4 +#define OMAP3430_CORE_DPLL_FREQSEL_MASK (0xf << 4) +#define OMAP3430_EN_CORE_DPLL_DRIFTGUARD_SHIFT 3 +#define OMAP3430_EN_CORE_DPLL_DRIFTGUARD_MASK (1 << 3) +#define OMAP3430_EN_CORE_DPLL_SHIFT 0 +#define OMAP3430_EN_CORE_DPLL_MASK (0x7 << 0) + +/* CM_CLKEN2_PLL */ +#define OMAP3430ES2_EN_PERIPH2_DPLL_LPMODE_SHIFT 10 +#define OMAP3430ES2_PERIPH2_DPLL_RAMPTIME_MASK (0x3 << 8) +#define OMAP3430ES2_PERIPH2_DPLL_FREQSEL_SHIFT 4 +#define OMAP3430ES2_PERIPH2_DPLL_FREQSEL_MASK (0xf << 4) +#define OMAP3430ES2_EN_PERIPH2_DPLL_DRIFTGUARD_SHIFT 3 +#define OMAP3430ES2_EN_PERIPH2_DPLL_SHIFT 0 +#define OMAP3430ES2_EN_PERIPH2_DPLL_MASK (0x7 << 0) + +/* CM_IDLEST_CKGEN */ +#define OMAP3430_ST_54M_CLK (1 << 5) +#define OMAP3430_ST_12M_CLK (1 << 4) +#define OMAP3430_ST_48M_CLK (1 << 3) +#define OMAP3430_ST_96M_CLK (1 << 2) +#define OMAP3430_ST_PERIPH_CLK (1 << 1) +#define OMAP3430_ST_CORE_CLK (1 << 0) + +/* CM_IDLEST2_CKGEN */ +#define OMAP3430ES2_ST_120M_CLK_SHIFT 1 +#define OMAP3430ES2_ST_120M_CLK_MASK (1 << 1) +#define OMAP3430ES2_ST_PERIPH2_CLK_SHIFT 0 +#define OMAP3430ES2_ST_PERIPH2_CLK_MASK (1 << 0) + +/* CM_AUTOIDLE_PLL */ +#define OMAP3430_AUTO_PERIPH_DPLL_SHIFT 3 +#define OMAP3430_AUTO_PERIPH_DPLL_MASK (0x7 << 3) +#define OMAP3430_AUTO_CORE_DPLL_SHIFT 0 +#define OMAP3430_AUTO_CORE_DPLL_MASK (0x7 << 0) + +/* CM_CLKSEL1_PLL */ +/* Note that OMAP3430_CORE_DPLL_CLKOUT_DIV_MASK was (0x3 << 27) on 3430ES1 */ +#define OMAP3430_CORE_DPLL_CLKOUT_DIV_SHIFT 27 +#define OMAP3430_CORE_DPLL_CLKOUT_DIV_MASK (0x1f << 27) +#define OMAP3430_CORE_DPLL_MULT_SHIFT 16 +#define OMAP3430_CORE_DPLL_MULT_MASK (0x7ff << 16) +#define OMAP3430_CORE_DPLL_DIV_SHIFT 8 +#define OMAP3430_CORE_DPLL_DIV_MASK (0x7f << 8) +#define OMAP3430_SOURCE_54M (1 << 5) +#define OMAP3430_SOURCE_48M (1 << 3) + +/* CM_CLKSEL2_PLL */ +#define OMAP3430_PERIPH_DPLL_MULT_SHIFT 8 +#define OMAP3430_PERIPH_DPLL_MULT_MASK (0x7ff << 8) +#define OMAP3430_PERIPH_DPLL_DIV_SHIFT 0 +#define OMAP3430_PERIPH_DPLL_DIV_MASK (0x7f << 0) + +/* CM_CLKSEL3_PLL */ +#define OMAP3430_DIV_96M_SHIFT 0 +#define OMAP3430_DIV_96M_MASK (0x1f << 0) + +/* CM_CLKSEL4_PLL */ +#define OMAP3430ES2_PERIPH2_DPLL_MULT_SHIFT 8 +#define OMAP3430ES2_PERIPH2_DPLL_MULT_MASK (0x7ff << 8) +#define OMAP3430ES2_PERIPH2_DPLL_DIV_SHIFT 0 +#define OMAP3430ES2_PERIPH2_DPLL_DIV_MASK (0x7f << 0) + +/* CM_CLKSEL5_PLL */ +#define OMAP3430ES2_DIV_120M_SHIFT 0 +#define OMAP3430ES2_DIV_120M_MASK (0x1f << 0) + +/* CM_CLKOUT_CTRL */ +#define OMAP3430_CLKOUT2_EN_SHIFT 7 +#define OMAP3430_CLKOUT2_EN (1 << 7) +#define OMAP3430_CLKOUT2_DIV_SHIFT 3 +#define OMAP3430_CLKOUT2_DIV_MASK (0x7 << 3) +#define OMAP3430_CLKOUT2SOURCE_SHIFT 0 +#define OMAP3430_CLKOUT2SOURCE_MASK (0x3 << 0) + +/* CM_FCLKEN_DSS */ +#define OMAP3430_EN_TV (1 << 2) +#define OMAP3430_EN_TV_SHIFT 2 +#define OMAP3430_EN_DSS2 (1 << 1) +#define OMAP3430_EN_DSS2_SHIFT 1 +#define OMAP3430_EN_DSS1 (1 << 0) +#define OMAP3430_EN_DSS1_SHIFT 0 + +/* CM_ICLKEN_DSS */ +#define OMAP3430_CM_ICLKEN_DSS_EN_DSS (1 << 0) +#define OMAP3430_CM_ICLKEN_DSS_EN_DSS_SHIFT 0 + +/* CM_IDLEST_DSS */ +#define OMAP3430_ST_DSS (1 << 0) + +/* CM_AUTOIDLE_DSS */ +#define OMAP3430_AUTO_DSS (1 << 0) +#define OMAP3430_AUTO_DSS_SHIFT 0 + +/* CM_CLKSEL_DSS */ +#define OMAP3430_CLKSEL_TV_SHIFT 8 +#define OMAP3430_CLKSEL_TV_MASK (0x1f << 8) +#define OMAP3430_CLKSEL_DSS1_SHIFT 0 +#define OMAP3430_CLKSEL_DSS1_MASK (0x1f << 0) + +/* CM_SLEEPDEP_DSS specific bits */ + +/* CM_CLKSTCTRL_DSS */ +#define OMAP3430_CLKTRCTRL_DSS_SHIFT 0 +#define OMAP3430_CLKTRCTRL_DSS_MASK (0x3 << 0) + +/* CM_CLKSTST_DSS */ +#define OMAP3430_CLKACTIVITY_DSS (1 << 0) + +/* CM_FCLKEN_CAM specific bits */ + +/* CM_ICLKEN_CAM specific bits */ + +/* CM_IDLEST_CAM */ +#define OMAP3430_ST_CAM (1 << 0) + +/* CM_AUTOIDLE_CAM */ +#define OMAP3430_AUTO_CAM (1 << 0) +#define OMAP3430_AUTO_CAM_SHIFT 0 + +/* CM_CLKSEL_CAM */ +#define OMAP3430_CLKSEL_CAM_SHIFT 0 +#define OMAP3430_CLKSEL_CAM_MASK (0x1f << 0) + +/* CM_SLEEPDEP_CAM specific bits */ + +/* CM_CLKSTCTRL_CAM */ +#define OMAP3430_CLKTRCTRL_CAM_SHIFT 0 +#define OMAP3430_CLKTRCTRL_CAM_MASK (0x3 << 0) + +/* CM_CLKSTST_CAM */ +#define OMAP3430_CLKACTIVITY_CAM (1 << 0) + +/* CM_FCLKEN_PER specific bits */ + +/* CM_ICLKEN_PER specific bits */ + +/* CM_IDLEST_PER */ +#define OMAP3430_ST_WDT3 (1 << 12) +#define OMAP3430_ST_MCBSP4 (1 << 2) +#define OMAP3430_ST_MCBSP3 (1 << 1) +#define OMAP3430_ST_MCBSP2 (1 << 0) + +/* CM_AUTOIDLE_PER */ +#define OMAP3430_AUTO_GPIO6 (1 << 17) +#define OMAP3430_AUTO_GPIO6_SHIFT 17 +#define OMAP3430_AUTO_GPIO5 (1 << 16) +#define OMAP3430_AUTO_GPIO5_SHIFT 16 +#define OMAP3430_AUTO_GPIO4 (1 << 15) +#define OMAP3430_AUTO_GPIO4_SHIFT 15 +#define OMAP3430_AUTO_GPIO3 (1 << 14) +#define OMAP3430_AUTO_GPIO3_SHIFT 14 +#define OMAP3430_AUTO_GPIO2 (1 << 13) +#define OMAP3430_AUTO_GPIO2_SHIFT 13 +#define OMAP3430_AUTO_WDT3 (1 << 12) +#define OMAP3430_AUTO_WDT3_SHIFT 12 +#define OMAP3430_AUTO_UART3 (1 << 11) +#define OMAP3430_AUTO_UART3_SHIFT 11 +#define OMAP3430_AUTO_GPT9 (1 << 10) +#define OMAP3430_AUTO_GPT9_SHIFT 10 +#define OMAP3430_AUTO_GPT8 (1 << 9) +#define OMAP3430_AUTO_GPT8_SHIFT 9 +#define OMAP3430_AUTO_GPT7 (1 << 8) +#define OMAP3430_AUTO_GPT7_SHIFT 8 +#define OMAP3430_AUTO_GPT6 (1 << 7) +#define OMAP3430_AUTO_GPT6_SHIFT 7 +#define OMAP3430_AUTO_GPT5 (1 << 6) +#define OMAP3430_AUTO_GPT5_SHIFT 6 +#define OMAP3430_AUTO_GPT4 (1 << 5) +#define OMAP3430_AUTO_GPT4_SHIFT 5 +#define OMAP3430_AUTO_GPT3 (1 << 4) +#define OMAP3430_AUTO_GPT3_SHIFT 4 +#define OMAP3430_AUTO_GPT2 (1 << 3) +#define OMAP3430_AUTO_GPT2_SHIFT 3 +#define OMAP3430_AUTO_MCBSP4 (1 << 2) +#define OMAP3430_AUTO_MCBSP4_SHIFT 2 +#define OMAP3430_AUTO_MCBSP3 (1 << 1) +#define OMAP3430_AUTO_MCBSP3_SHIFT 1 +#define OMAP3430_AUTO_MCBSP2 (1 << 0) +#define OMAP3430_AUTO_MCBSP2_SHIFT 0 + +/* CM_CLKSEL_PER */ +#define OMAP3430_CLKSEL_GPT9_MASK (1 << 7) +#define OMAP3430_CLKSEL_GPT9_SHIFT 7 +#define OMAP3430_CLKSEL_GPT8_MASK (1 << 6) +#define OMAP3430_CLKSEL_GPT8_SHIFT 6 +#define OMAP3430_CLKSEL_GPT7_MASK (1 << 5) +#define OMAP3430_CLKSEL_GPT7_SHIFT 5 +#define OMAP3430_CLKSEL_GPT6_MASK (1 << 4) +#define OMAP3430_CLKSEL_GPT6_SHIFT 4 +#define OMAP3430_CLKSEL_GPT5_MASK (1 << 3) +#define OMAP3430_CLKSEL_GPT5_SHIFT 3 +#define OMAP3430_CLKSEL_GPT4_MASK (1 << 2) +#define OMAP3430_CLKSEL_GPT4_SHIFT 2 +#define OMAP3430_CLKSEL_GPT3_MASK (1 << 1) +#define OMAP3430_CLKSEL_GPT3_SHIFT 1 +#define OMAP3430_CLKSEL_GPT2_MASK (1 << 0) +#define OMAP3430_CLKSEL_GPT2_SHIFT 0 + +/* CM_SLEEPDEP_PER specific bits */ +#define OMAP3430_CM_SLEEPDEP_PER_EN_IVA2 (1 << 2) + +/* CM_CLKSTCTRL_PER */ +#define OMAP3430_CLKTRCTRL_PER_SHIFT 0 +#define OMAP3430_CLKTRCTRL_PER_MASK (0x3 << 0) + +/* CM_CLKSTST_PER */ +#define OMAP3430_CLKACTIVITY_PER (1 << 0) + +/* CM_CLKSEL1_EMU */ +#define OMAP3430_DIV_DPLL4_SHIFT 24 +#define OMAP3430_DIV_DPLL4_MASK (0x1f << 24) +#define OMAP3430_DIV_DPLL3_SHIFT 16 +#define OMAP3430_DIV_DPLL3_MASK (0x1f << 16) +#define OMAP3430_CLKSEL_TRACECLK_SHIFT 11 +#define OMAP3430_CLKSEL_TRACECLK_MASK (0x7 << 11) +#define OMAP3430_CLKSEL_PCLK_SHIFT 8 +#define OMAP3430_CLKSEL_PCLK_MASK (0x7 << 8) +#define OMAP3430_CLKSEL_PCLKX2_SHIFT 6 +#define OMAP3430_CLKSEL_PCLKX2_MASK (0x3 << 6) +#define OMAP3430_CLKSEL_ATCLK_SHIFT 4 +#define OMAP3430_CLKSEL_ATCLK_MASK (0x3 << 4) +#define OMAP3430_TRACE_MUX_CTRL_SHIFT 2 +#define OMAP3430_TRACE_MUX_CTRL_MASK (0x3 << 2) +#define OMAP3430_MUX_CTRL_SHIFT 0 +#define OMAP3430_MUX_CTRL_MASK (0x3 << 0) + +/* CM_CLKSTCTRL_EMU */ +#define OMAP3430_CLKTRCTRL_EMU_SHIFT 0 +#define OMAP3430_CLKTRCTRL_EMU_MASK (0x3 << 0) + +/* CM_CLKSTST_EMU */ +#define OMAP3430_CLKACTIVITY_EMU (1 << 0) + +/* CM_CLKSEL2_EMU specific bits */ +#define OMAP3430_CORE_DPLL_EMU_MULT_SHIFT 8 +#define OMAP3430_CORE_DPLL_EMU_MULT_MASK (0x7ff << 8) +#define OMAP3430_CORE_DPLL_EMU_DIV_SHIFT 0 +#define OMAP3430_CORE_DPLL_EMU_DIV_MASK (0x7f << 0) + +/* CM_CLKSEL3_EMU specific bits */ +#define OMAP3430_PERIPH_DPLL_EMU_MULT_SHIFT 8 +#define OMAP3430_PERIPH_DPLL_EMU_MULT_MASK (0x7ff << 8) +#define OMAP3430_PERIPH_DPLL_EMU_DIV_SHIFT 0 +#define OMAP3430_PERIPH_DPLL_EMU_DIV_MASK (0x7f << 0) + +/* CM_POLCTRL */ +#define OMAP3430_CLKOUT2_POL (1 << 0) + +/* CM_IDLEST_NEON */ +#define OMAP3430_ST_NEON (1 << 0) + +/* CM_CLKSTCTRL_NEON */ +#define OMAP3430_CLKTRCTRL_NEON_SHIFT 0 +#define OMAP3430_CLKTRCTRL_NEON_MASK (0x3 << 0) + +/* CM_FCLKEN_USBHOST */ +#define OMAP3430ES2_EN_USBHOST2_SHIFT 1 +#define OMAP3430ES2_EN_USBHOST2_MASK (1 << 1) +#define OMAP3430ES2_EN_USBHOST1_SHIFT 0 +#define OMAP3430ES2_EN_USBHOST1_MASK (1 << 0) + +/* CM_ICLKEN_USBHOST */ +#define OMAP3430ES2_EN_USBHOST_SHIFT 0 +#define OMAP3430ES2_EN_USBHOST_MASK (1 << 0) + +/* CM_IDLEST_USBHOST */ + +/* CM_AUTOIDLE_USBHOST */ +#define OMAP3430ES2_AUTO_USBHOST_SHIFT 0 +#define OMAP3430ES2_AUTO_USBHOST_MASK (1 << 0) + +/* CM_SLEEPDEP_USBHOST */ +#define OMAP3430ES2_EN_MPU_SHIFT 1 +#define OMAP3430ES2_EN_MPU_MASK (1 << 1) +#define OMAP3430ES2_EN_IVA2_SHIFT 2 +#define OMAP3430ES2_EN_IVA2_MASK (1 << 2) + +/* CM_CLKSTCTRL_USBHOST */ +#define OMAP3430ES2_CLKTRCTRL_USBHOST_SHIFT 0 +#define OMAP3430ES2_CLKTRCTRL_USBHOST_MASK (3 << 0) + + + +#endif diff --git a/arch/arm/mach-omap2/cm.h b/arch/arm/mach-omap2/cm.h new file mode 100644 index 000000000000..8489f3029fed --- /dev/null +++ b/arch/arm/mach-omap2/cm.h @@ -0,0 +1,124 @@ +#ifndef __ARCH_ASM_MACH_OMAP2_CM_H +#define __ARCH_ASM_MACH_OMAP2_CM_H + +/* + * OMAP2/3 Clock Management (CM) register definitions + * + * Copyright (C) 2007-2008 Texas Instruments, Inc. + * Copyright (C) 2007-2008 Nokia Corporation + * + * Written by Paul Walmsley + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include "prcm-common.h" + +#ifndef __ASSEMBLER__ +#define OMAP_CM_REGADDR(module, reg) \ + (void __iomem *)IO_ADDRESS(OMAP2_CM_BASE + (module) + (reg)) +#else +#define OMAP2420_CM_REGADDR(module, reg) \ + IO_ADDRESS(OMAP2420_CM_BASE + (module) + (reg)) +#define OMAP2430_CM_REGADDR(module, reg) \ + IO_ADDRESS(OMAP2430_CM_BASE + (module) + (reg)) +#define OMAP34XX_CM_REGADDR(module, reg) \ + IO_ADDRESS(OMAP3430_CM_BASE + (module) + (reg)) +#endif + +/* + * Architecture-specific global CM registers + * Use cm_{read,write}_reg() with these registers. + * These registers appear once per CM module. + */ + +#define OMAP3430_CM_REVISION OMAP_CM_REGADDR(OCP_MOD, 0x0000) +#define OMAP3430_CM_SYSCONFIG OMAP_CM_REGADDR(OCP_MOD, 0x0010) +#define OMAP3430_CM_POLCTRL OMAP_CM_REGADDR(OCP_MOD, 0x009c) + +#define OMAP3430_CM_CLKOUT_CTRL OMAP_CM_REGADDR(OMAP3430_CCR_MOD, 0x0070) + +/* + * Module specific CM registers from CM_BASE + domain offset + * Use cm_{read,write}_mod_reg() with these registers. + * These register offsets generally appear in more than one PRCM submodule. + */ + +/* Common between 24xx and 34xx */ + +#define CM_FCLKEN 0x0000 +#define CM_FCLKEN1 CM_FCLKEN +#define CM_CLKEN CM_FCLKEN +#define CM_ICLKEN 0x0010 +#define CM_ICLKEN1 CM_ICLKEN +#define CM_ICLKEN2 0x0014 +#define CM_ICLKEN3 0x0018 +#define CM_IDLEST 0x0020 +#define CM_IDLEST1 CM_IDLEST +#define CM_IDLEST2 0x0024 +#define CM_AUTOIDLE 0x0030 +#define CM_AUTOIDLE1 CM_AUTOIDLE +#define CM_AUTOIDLE2 0x0034 +#define CM_AUTOIDLE3 0x0038 +#define CM_CLKSEL 0x0040 +#define CM_CLKSEL1 CM_CLKSEL +#define CM_CLKSEL2 0x0044 +#define CM_CLKSTCTRL 0x0048 + + +/* Architecture-specific registers */ + +#define OMAP24XX_CM_FCLKEN2 0x0004 +#define OMAP24XX_CM_ICLKEN4 0x001c +#define OMAP24XX_CM_AUTOIDLE4 0x003c + +#define OMAP2430_CM_IDLEST3 0x0028 + +#define OMAP3430_CM_CLKEN_PLL 0x0004 +#define OMAP3430ES2_CM_CLKEN2 0x0004 +#define OMAP3430ES2_CM_FCLKEN3 0x0008 +#define OMAP3430_CM_IDLEST_PLL CM_IDLEST2 +#define OMAP3430_CM_AUTOIDLE_PLL CM_AUTOIDLE2 +#define OMAP3430_CM_CLKSEL1 CM_CLKSEL +#define OMAP3430_CM_CLKSEL1_PLL CM_CLKSEL +#define OMAP3430_CM_CLKSEL2_PLL CM_CLKSEL2 +#define OMAP3430_CM_SLEEPDEP CM_CLKSEL2 +#define OMAP3430_CM_CLKSEL3 CM_CLKSTCTRL +#define OMAP3430_CM_CLKSTST 0x004c +#define OMAP3430ES2_CM_CLKSEL4 0x004c +#define OMAP3430ES2_CM_CLKSEL5 0x0050 +#define OMAP3430_CM_CLKSEL2_EMU 0x0050 +#define OMAP3430_CM_CLKSEL3_EMU 0x0054 + + +/* Clock management domain register get/set */ + +#ifndef __ASSEMBLER__ +static inline void cm_write_mod_reg(u32 val, s16 module, s16 idx) +{ + __raw_writel(val, OMAP_CM_REGADDR(module, idx)); +} + +static inline u32 cm_read_mod_reg(s16 module, s16 idx) +{ + return __raw_readl(OMAP_CM_REGADDR(module, idx)); +} +#endif + +/* CM register bits shared between 24XX and 3430 */ + +/* CM_CLKSEL_GFX */ +#define OMAP_CLKSEL_GFX_SHIFT 0 +#define OMAP_CLKSEL_GFX_MASK (0x7 << 0) + +/* CM_ICLKEN_GFX */ +#define OMAP_EN_GFX_SHIFT 0 +#define OMAP_EN_GFX (1 << 0) + +/* CM_IDLEST_GFX */ +#define OMAP_ST_GFX (1 << 0) + + +#endif diff --git a/arch/arm/mach-omap2/control.c b/arch/arm/mach-omap2/control.c new file mode 100644 index 000000000000..a5d86a49c213 --- /dev/null +++ b/arch/arm/mach-omap2/control.c @@ -0,0 +1,74 @@ +/* + * OMAP2/3 System Control Module register access + * + * Copyright (C) 2007 Texas Instruments, Inc. + * Copyright (C) 2007 Nokia Corporation + * + * Written by Paul Walmsley + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#undef DEBUG + +#include <linux/kernel.h> + +#include <asm/io.h> + +#include <asm/arch/control.h> + +static u32 omap2_ctrl_base; + +#define OMAP_CTRL_REGADDR(reg) (void __iomem *)IO_ADDRESS(omap2_ctrl_base \ + + (reg)) + +void omap_ctrl_base_set(u32 base) +{ + omap2_ctrl_base = base; +} + +u32 omap_ctrl_base_get(void) +{ + return omap2_ctrl_base; +} + +u8 omap_ctrl_readb(u16 offset) +{ + return __raw_readb(OMAP_CTRL_REGADDR(offset)); +} + +u16 omap_ctrl_readw(u16 offset) +{ + return __raw_readw(OMAP_CTRL_REGADDR(offset)); +} + +u32 omap_ctrl_readl(u16 offset) +{ + return __raw_readl(OMAP_CTRL_REGADDR(offset)); +} + +void omap_ctrl_writeb(u8 val, u16 offset) +{ + pr_debug("omap_ctrl_writeb: writing 0x%0x to 0x%0x\n", val, + (u32)OMAP_CTRL_REGADDR(offset)); + + __raw_writeb(val, OMAP_CTRL_REGADDR(offset)); +} + +void omap_ctrl_writew(u16 val, u16 offset) +{ + pr_debug("omap_ctrl_writew: writing 0x%0x to 0x%0x\n", val, + (u32)OMAP_CTRL_REGADDR(offset)); + + __raw_writew(val, OMAP_CTRL_REGADDR(offset)); +} + +void omap_ctrl_writel(u32 val, u16 offset) +{ + pr_debug("omap_ctrl_writel: writing 0x%0x to 0x%0x\n", val, + (u32)OMAP_CTRL_REGADDR(offset)); + + __raw_writel(val, OMAP_CTRL_REGADDR(offset)); +} + diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c index 5a4cc2076a7d..02cede295e89 100644 --- a/arch/arm/mach-omap2/gpmc.c +++ b/arch/arm/mach-omap2/gpmc.c @@ -69,7 +69,7 @@ static void __iomem *gpmc_base = static void __iomem *gpmc_cs_base = (void __iomem *) IO_ADDRESS(GPMC_BASE) + GPMC_CS0; -static struct clk *gpmc_l3_clk; +static struct clk *gpmc_fck; static void gpmc_write_reg(int idx, u32 val) { @@ -94,11 +94,10 @@ u32 gpmc_cs_read_reg(int cs, int idx) return __raw_readl(gpmc_cs_base + (cs * GPMC_CS_SIZE) + idx); } -/* TODO: Add support for gpmc_fck to clock framework and use it */ unsigned long gpmc_get_fclk_period(void) { /* In picoseconds */ - return 1000000000 / ((clk_get_rate(gpmc_l3_clk)) / 1000); + return 1000000000 / ((clk_get_rate(gpmc_fck)) / 1000); } unsigned int gpmc_ns_to_ticks(unsigned int time_ns) @@ -398,8 +397,11 @@ void __init gpmc_init(void) { u32 l; - gpmc_l3_clk = clk_get(NULL, "core_l3_ck"); - BUG_ON(IS_ERR(gpmc_l3_clk)); + gpmc_fck = clk_get(NULL, "gpmc_fck"); /* Always on ENABLE_ON_INIT */ + if (IS_ERR(gpmc_fck)) + WARN_ON(1); + else + clk_enable(gpmc_fck); l = gpmc_read_reg(GPMC_REVISION); printk(KERN_INFO "GPMC revision %d.%d\n", (l >> 4) & 0x0f, l & 0x0f); diff --git a/arch/arm/mach-omap2/memory.c b/arch/arm/mach-omap2/memory.c index 3e5d8cd4ea4f..12479081881a 100644 --- a/arch/arm/mach-omap2/memory.c +++ b/arch/arm/mach-omap2/memory.c @@ -27,11 +27,16 @@ #include <asm/arch/clock.h> #include <asm/arch/sram.h> -#include "prcm-regs.h" +#include "prm.h" + #include "memory.h" +#include "sdrc.h" +unsigned long omap2_sdrc_base; +unsigned long omap2_sms_base; static struct memory_timings mem_timings; +static u32 curr_perf_level = CORE_CLK_SRC_DPLL_X2; u32 omap2_memory_get_slow_dll_ctrl(void) { @@ -48,12 +53,60 @@ u32 omap2_memory_get_type(void) return mem_timings.m_type; } +/* + * Check the DLL lock state, and return tue if running in unlock mode. + * This is needed to compensate for the shifted DLL value in unlock mode. + */ +u32 omap2_dll_force_needed(void) +{ + /* dlla and dllb are a set */ + u32 dll_state = sdrc_read_reg(SDRC_DLLA_CTRL); + + if ((dll_state & (1 << 2)) == (1 << 2)) + return 1; + else + return 0; +} + +/* + * 'level' is the value to store to CM_CLKSEL2_PLL.CORE_CLK_SRC. + * Practical values are CORE_CLK_SRC_DPLL (for CORE_CLK = DPLL_CLK) or + * CORE_CLK_SRC_DPLL_X2 (for CORE_CLK = * DPLL_CLK * 2) + */ +u32 omap2_reprogram_sdrc(u32 level, u32 force) +{ + u32 dll_ctrl, m_type; + u32 prev = curr_perf_level; + unsigned long flags; + + if ((curr_perf_level == level) && !force) + return prev; + + if (level == CORE_CLK_SRC_DPLL) { + dll_ctrl = omap2_memory_get_slow_dll_ctrl(); + } else if (level == CORE_CLK_SRC_DPLL_X2) { + dll_ctrl = omap2_memory_get_fast_dll_ctrl(); + } else { + return prev; + } + + m_type = omap2_memory_get_type(); + + local_irq_save(flags); + __raw_writel(0xffff, OMAP24XX_PRCM_VOLTSETUP); + omap2_sram_reprogram_sdrc(level, dll_ctrl, m_type); + curr_perf_level = level; + local_irq_restore(flags); + + return prev; +} + void omap2_init_memory_params(u32 force_lock_to_unlock_mode) { unsigned long dll_cnt; u32 fast_dll = 0; - mem_timings.m_type = !((SDRC_MR_0 & 0x3) == 0x1); /* DDR = 1, SDR = 0 */ + mem_timings.m_type = !((sdrc_read_reg(SDRC_MR_0) & 0x3) == 0x1); /* DDR = 1, SDR = 0 */ /* 2422 es2.05 and beyond has a single SIP DDR instead of 2 like others. * In the case of 2422, its ok to use CS1 instead of CS0. @@ -73,11 +126,11 @@ void omap2_init_memory_params(u32 force_lock_to_unlock_mode) mem_timings.dll_mode = M_LOCK; if (mem_timings.base_cs == 0) { - fast_dll = SDRC_DLLA_CTRL; - dll_cnt = SDRC_DLLA_STATUS & 0xff00; + fast_dll = sdrc_read_reg(SDRC_DLLA_CTRL); + dll_cnt = sdrc_read_reg(SDRC_DLLA_STATUS) & 0xff00; } else { - fast_dll = SDRC_DLLB_CTRL; - dll_cnt = SDRC_DLLB_STATUS & 0xff00; + fast_dll = sdrc_read_reg(SDRC_DLLB_CTRL); + dll_cnt = sdrc_read_reg(SDRC_DLLB_STATUS) & 0xff00; } if (force_lock_to_unlock_mode) { fast_dll &= ~0xff00; @@ -106,14 +159,13 @@ void __init omap2_init_memory(void) { u32 l; - l = SMS_SYSCONFIG; + l = sms_read_reg(SMS_SYSCONFIG); l &= ~(0x3 << 3); l |= (0x2 << 3); - SMS_SYSCONFIG = l; + sms_write_reg(l, SMS_SYSCONFIG); - l = SDRC_SYSCONFIG; + l = sdrc_read_reg(SDRC_SYSCONFIG); l &= ~(0x3 << 3); l |= (0x2 << 3); - SDRC_SYSCONFIG = l; - + sdrc_write_reg(l, SDRC_SYSCONFIG); } diff --git a/arch/arm/mach-omap2/memory.h b/arch/arm/mach-omap2/memory.h index d212eea83a05..9a280b50a893 100644 --- a/arch/arm/mach-omap2/memory.h +++ b/arch/arm/mach-omap2/memory.h @@ -32,3 +32,5 @@ extern void omap2_init_memory_params(u32 force_lock_to_unlock_mode); extern u32 omap2_memory_get_slow_dll_ctrl(void); extern u32 omap2_memory_get_fast_dll_ctrl(void); extern u32 omap2_memory_get_type(void); +u32 omap2_dll_force_needed(void); +u32 omap2_reprogram_sdrc(u32 level, u32 force); diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c index 05750975d746..930770012a75 100644 --- a/arch/arm/mach-omap2/mux.c +++ b/arch/arm/mach-omap2/mux.c @@ -1,11 +1,12 @@ /* * linux/arch/arm/mach-omap2/mux.c * - * OMAP1 pin multiplexing configurations + * OMAP2 pin multiplexing configurations * - * Copyright (C) 2003 - 2005 Nokia Corporation + * Copyright (C) 2004 - 2008 Texas Instruments Inc. + * Copyright (C) 2003 - 2008 Nokia Corporation * - * Written by Tony Lindgren <tony.lindgren@nokia.com> + * Written by Tony Lindgren * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -28,13 +29,17 @@ #include <asm/io.h> #include <linux/spinlock.h> +#include <asm/arch/control.h> #include <asm/arch/mux.h> #ifdef CONFIG_OMAP_MUX +static struct omap_mux_cfg arch_mux_cfg; + /* NOTE: See mux.h for the enumeration */ -struct pin_config __initdata_or_module omap24xx_pins[] = { +#ifdef CONFIG_ARCH_OMAP24XX +static struct pin_config __initdata_or_module omap24xx_pins[] = { /* * description mux mux pull pull debug * offset mode ena type @@ -77,7 +82,12 @@ MUX_CFG_24XX("AA12_242X_GPIO17", 0x0e9, 3, 0, 0, 1) MUX_CFG_24XX("AA8_242X_GPIO58", 0x0ea, 3, 0, 0, 1) MUX_CFG_24XX("Y20_24XX_GPIO60", 0x12c, 3, 0, 0, 1) MUX_CFG_24XX("W4__24XX_GPIO74", 0x0f2, 3, 0, 0, 1) +MUX_CFG_24XX("N15_24XX_GPIO85", 0x103, 3, 0, 0, 1) MUX_CFG_24XX("M15_24XX_GPIO92", 0x10a, 3, 0, 0, 1) +MUX_CFG_24XX("P20_24XX_GPIO93", 0x10b, 3, 0, 0, 1) +MUX_CFG_24XX("P18_24XX_GPIO95", 0x10d, 3, 0, 0, 1) +MUX_CFG_24XX("M18_24XX_GPIO96", 0x10e, 3, 0, 0, 1) +MUX_CFG_24XX("L14_24XX_GPIO97", 0x10f, 3, 0, 0, 1) MUX_CFG_24XX("J15_24XX_GPIO99", 0x113, 3, 1, 1, 1) MUX_CFG_24XX("V14_24XX_GPIO117", 0x128, 3, 1, 0, 1) MUX_CFG_24XX("P14_24XX_GPIO125", 0x140, 3, 1, 1, 1) @@ -102,9 +112,6 @@ MUX_CFG_24XX("G4_242X_DMAREQ3", 0x073, 2, 0, 0, 1) MUX_CFG_24XX("D3_242X_DMAREQ4", 0x072, 2, 0, 0, 1) MUX_CFG_24XX("E3_242X_DMAREQ5", 0x071, 2, 0, 0, 1) -/* TSC IRQ */ -MUX_CFG_24XX("P20_24XX_TSC_IRQ", 0x108, 0, 0, 0, 1) - /* UART3 */ MUX_CFG_24XX("K15_24XX_UART3_TX", 0x118, 0, 0, 0, 1) MUX_CFG_24XX("K14_24XX_UART3_RX", 0x119, 0, 0, 0, 1) @@ -167,12 +174,108 @@ MUX_CFG_24XX("B3__24XX_KBR5", 0x30, 3, 1, 1, 1) MUX_CFG_24XX("AA4_24XX_KBC2", 0xe7, 3, 0, 0, 1) MUX_CFG_24XX("B13_24XX_KBC6", 0x110, 3, 0, 0, 1) +/* 2430 USB */ +MUX_CFG_24XX("AD9_2430_USB0_PUEN", 0x133, 4, 0, 0, 1) +MUX_CFG_24XX("Y11_2430_USB0_VP", 0x134, 4, 0, 0, 1) +MUX_CFG_24XX("AD7_2430_USB0_VM", 0x135, 4, 0, 0, 1) +MUX_CFG_24XX("AE7_2430_USB0_RCV", 0x136, 4, 0, 0, 1) +MUX_CFG_24XX("AD4_2430_USB0_TXEN", 0x137, 4, 0, 0, 1) +MUX_CFG_24XX("AF9_2430_USB0_SE0", 0x138, 4, 0, 0, 1) +MUX_CFG_24XX("AE6_2430_USB0_DAT", 0x139, 4, 0, 0, 1) +MUX_CFG_24XX("AD24_2430_USB1_SE0", 0x107, 2, 0, 0, 1) +MUX_CFG_24XX("AB24_2430_USB1_RCV", 0x108, 2, 0, 0, 1) +MUX_CFG_24XX("Y25_2430_USB1_TXEN", 0x109, 2, 0, 0, 1) +MUX_CFG_24XX("AA26_2430_USB1_DAT", 0x10A, 2, 0, 0, 1) + +/* 2430 HS-USB */ +MUX_CFG_24XX("AD9_2430_USB0HS_DATA3", 0x133, 0, 0, 0, 1) +MUX_CFG_24XX("Y11_2430_USB0HS_DATA4", 0x134, 0, 0, 0, 1) +MUX_CFG_24XX("AD7_2430_USB0HS_DATA5", 0x135, 0, 0, 0, 1) +MUX_CFG_24XX("AE7_2430_USB0HS_DATA6", 0x136, 0, 0, 0, 1) +MUX_CFG_24XX("AD4_2430_USB0HS_DATA2", 0x137, 0, 0, 0, 1) +MUX_CFG_24XX("AF9_2430_USB0HS_DATA0", 0x138, 0, 0, 0, 1) +MUX_CFG_24XX("AE6_2430_USB0HS_DATA1", 0x139, 0, 0, 0, 1) +MUX_CFG_24XX("AE8_2430_USB0HS_CLK", 0x13A, 0, 0, 0, 1) +MUX_CFG_24XX("AD8_2430_USB0HS_DIR", 0x13B, 0, 0, 0, 1) +MUX_CFG_24XX("AE5_2430_USB0HS_STP", 0x13c, 0, 1, 1, 1) +MUX_CFG_24XX("AE9_2430_USB0HS_NXT", 0x13D, 0, 0, 0, 1) +MUX_CFG_24XX("AC7_2430_USB0HS_DATA7", 0x13E, 0, 0, 0, 1) + +/* 2430 McBSP */ +MUX_CFG_24XX("AC10_2430_MCBSP2_FSX", 0x012E, 1, 0, 0, 1) +MUX_CFG_24XX("AD16_2430_MCBSP2_CLX", 0x012F, 1, 0, 0, 1) +MUX_CFG_24XX("AE13_2430_MCBSP2_DX", 0x0130, 1, 0, 0, 1) +MUX_CFG_24XX("AD13_2430_MCBSP2_DR", 0x0131, 1, 0, 0, 1) +MUX_CFG_24XX("AC10_2430_MCBSP2_FSX_OFF",0x012E, 0, 0, 0, 1) +MUX_CFG_24XX("AD16_2430_MCBSP2_CLX_OFF",0x012F, 0, 0, 0, 1) +MUX_CFG_24XX("AE13_2430_MCBSP2_DX_OFF", 0x0130, 0, 0, 0, 1) +MUX_CFG_24XX("AD13_2430_MCBSP2_DR_OFF", 0x0131, 0, 0, 0, 1) }; -int __init omap2_mux_init(void) +#define OMAP24XX_PINS_SZ ARRAY_SIZE(omap24xx_pins) + +#else +#define omap24xx_pins NULL +#define OMAP24XX_PINS_SZ 0 +#endif /* CONFIG_ARCH_OMAP24XX */ + +#define OMAP24XX_PULL_ENA (1 << 3) +#define OMAP24XX_PULL_UP (1 << 4) + +#if defined(CONFIG_OMAP_MUX_DEBUG) || defined(CONFIG_OMAP_MUX_WARNINGS) +void __init_or_module omap2_cfg_debug(const struct pin_config *cfg, u8 reg) { - omap_mux_register(omap24xx_pins, ARRAY_SIZE(omap24xx_pins)); + u16 orig; + u8 warn = 0, debug = 0; + + orig = omap_ctrl_readb(cfg->mux_reg); + +#ifdef CONFIG_OMAP_MUX_DEBUG + debug = cfg->debug; +#endif + warn = (orig != reg); + if (debug || warn) + printk(KERN_WARNING + "MUX: setup %s (0x%08x): 0x%02x -> 0x%02x\n", + cfg->name, omap_ctrl_base_get() + cfg->mux_reg, + orig, reg); +} +#else +#define omap2_cfg_debug(x, y) do {} while (0) +#endif + +#ifdef CONFIG_ARCH_OMAP24XX +int __init_or_module omap24xx_cfg_reg(const struct pin_config *cfg) +{ + static DEFINE_SPINLOCK(mux_spin_lock); + unsigned long flags; + u8 reg = 0; + + spin_lock_irqsave(&mux_spin_lock, flags); + reg |= cfg->mask & 0x7; + if (cfg->pull_val) + reg |= OMAP24XX_PULL_ENA; + if (cfg->pu_pd_val) + reg |= OMAP24XX_PULL_UP; + omap2_cfg_debug(cfg, reg); + omap_ctrl_writeb(reg, cfg->mux_reg); + spin_unlock_irqrestore(&mux_spin_lock, flags); + return 0; } +#else +#define omap24xx_cfg_reg 0 +#endif + +int __init omap2_mux_init(void) +{ + if (cpu_is_omap24xx()) { + arch_mux_cfg.pins = omap24xx_pins; + arch_mux_cfg.size = OMAP24XX_PINS_SZ; + arch_mux_cfg.cfg_reg = omap24xx_cfg_reg; + } + + return omap_mux_register(&arch_mux_cfg); +} #endif diff --git a/arch/arm/mach-omap2/pm-domain.c b/arch/arm/mach-omap2/pm-domain.c deleted file mode 100644 index 2494091a078b..000000000000 --- a/arch/arm/mach-omap2/pm-domain.c +++ /dev/null @@ -1,299 +0,0 @@ -/* - * linux/arch/arm/mach-omap2/pm-domain.c - * - * Power domain functions for OMAP2 - * - * Copyright (C) 2006 Nokia Corporation - * Tony Lindgren <tony@atomide.com> - * - * Some code based on earlier OMAP2 sample PM code - * Copyright (C) 2005 Texas Instruments, Inc. - * Richard Woodruff <r-woodruff2@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/module.h> -#include <linux/init.h> -#include <linux/clk.h> - -#include <asm/io.h> - -#include "prcm-regs.h" - -/* Power domain offsets */ -#define PM_MPU_OFFSET 0x100 -#define PM_CORE_OFFSET 0x200 -#define PM_GFX_OFFSET 0x300 -#define PM_WKUP_OFFSET 0x400 /* Autoidle only */ -#define PM_PLL_OFFSET 0x500 /* Autoidle only */ -#define PM_DSP_OFFSET 0x800 -#define PM_MDM_OFFSET 0xc00 - -/* Power domain wake-up dependency control register */ -#define PM_WKDEP_OFFSET 0xc8 -#define EN_MDM (1 << 5) -#define EN_WKUP (1 << 4) -#define EN_GFX (1 << 3) -#define EN_DSP (1 << 2) -#define EN_MPU (1 << 1) -#define EN_CORE (1 << 0) - -/* Core power domain state transition control register */ -#define PM_PWSTCTRL_OFFSET 0xe0 -#define FORCESTATE (1 << 18) /* Only for DSP & GFX */ -#define MEM4RETSTATE (1 << 6) -#define MEM3RETSTATE (1 << 5) -#define MEM2RETSTATE (1 << 4) -#define MEM1RETSTATE (1 << 3) -#define LOGICRETSTATE (1 << 2) /* Logic is retained */ -#define POWERSTATE_OFF 0x3 -#define POWERSTATE_RETENTION 0x1 -#define POWERSTATE_ON 0x0 - -/* Power domain state register */ -#define PM_PWSTST_OFFSET 0xe4 - -/* Hardware supervised state transition control register */ -#define CM_CLKSTCTRL_OFFSET 0x48 -#define AUTOSTAT_MPU (1 << 0) /* MPU */ -#define AUTOSTAT_DSS (1 << 2) /* Core */ -#define AUTOSTAT_L4 (1 << 1) /* Core */ -#define AUTOSTAT_L3 (1 << 0) /* Core */ -#define AUTOSTAT_GFX (1 << 0) /* GFX */ -#define AUTOSTAT_IVA (1 << 8) /* 2420 IVA in DSP domain */ -#define AUTOSTAT_DSP (1 << 0) /* DSP */ -#define AUTOSTAT_MDM (1 << 0) /* MDM */ - -/* Automatic control of interface clock idling */ -#define CM_AUTOIDLE1_OFFSET 0x30 -#define CM_AUTOIDLE2_OFFSET 0x34 /* Core only */ -#define CM_AUTOIDLE3_OFFSET 0x38 /* Core only */ -#define CM_AUTOIDLE4_OFFSET 0x3c /* Core only */ -#define AUTO_54M(x) (((x) & 0x3) << 6) -#define AUTO_96M(x) (((x) & 0x3) << 2) -#define AUTO_DPLL(x) (((x) & 0x3) << 0) -#define AUTO_STOPPED 0x3 -#define AUTO_BYPASS_FAST 0x2 /* DPLL only */ -#define AUTO_BYPASS_LOW_POWER 0x1 /* DPLL only */ -#define AUTO_DISABLED 0x0 - -/* Voltage control PRCM_VOLTCTRL bits */ -#define AUTO_EXTVOLT (1 << 15) -#define FORCE_EXTVOLT (1 << 14) -#define SETOFF_LEVEL(x) (((x) & 0x3) << 12) -#define MEMRETCTRL (1 << 8) -#define SETRET_LEVEL(x) (((x) & 0x3) << 6) -#define VOLT_LEVEL(x) (((x) & 0x3) << 0) - -#define OMAP24XX_PRCM_VBASE IO_ADDRESS(OMAP24XX_PRCM_BASE) -#define prcm_readl(r) __raw_readl(OMAP24XX_PRCM_VBASE + (r)) -#define prcm_writel(v, r) __raw_writel((v), OMAP24XX_PRCM_VBASE + (r)) - -static u32 pmdomain_get_wakeup_dependencies(int domain_offset) -{ - return prcm_readl(domain_offset + PM_WKDEP_OFFSET); -} - -static void pmdomain_set_wakeup_dependencies(u32 state, int domain_offset) -{ - prcm_writel(state, domain_offset + PM_WKDEP_OFFSET); -} - -static u32 pmdomain_get_powerstate(int domain_offset) -{ - return prcm_readl(domain_offset + PM_PWSTCTRL_OFFSET); -} - -static void pmdomain_set_powerstate(u32 state, int domain_offset) -{ - prcm_writel(state, domain_offset + PM_PWSTCTRL_OFFSET); -} - -static u32 pmdomain_get_clock_autocontrol(int domain_offset) -{ - return prcm_readl(domain_offset + CM_CLKSTCTRL_OFFSET); -} - -static void pmdomain_set_clock_autocontrol(u32 state, int domain_offset) -{ - prcm_writel(state, domain_offset + CM_CLKSTCTRL_OFFSET); -} - -static u32 pmdomain_get_clock_autoidle1(int domain_offset) -{ - return prcm_readl(domain_offset + CM_AUTOIDLE1_OFFSET); -} - -/* Core domain only */ -static u32 pmdomain_get_clock_autoidle2(int domain_offset) -{ - return prcm_readl(domain_offset + CM_AUTOIDLE2_OFFSET); -} - -/* Core domain only */ -static u32 pmdomain_get_clock_autoidle3(int domain_offset) -{ - return prcm_readl(domain_offset + CM_AUTOIDLE3_OFFSET); -} - -/* Core domain only */ -static u32 pmdomain_get_clock_autoidle4(int domain_offset) -{ - return prcm_readl(domain_offset + CM_AUTOIDLE4_OFFSET); -} - -static void pmdomain_set_clock_autoidle1(u32 state, int domain_offset) -{ - prcm_writel(state, CM_AUTOIDLE1_OFFSET + domain_offset); -} - -/* Core domain only */ -static void pmdomain_set_clock_autoidle2(u32 state, int domain_offset) -{ - prcm_writel(state, CM_AUTOIDLE2_OFFSET + domain_offset); -} - -/* Core domain only */ -static void pmdomain_set_clock_autoidle3(u32 state, int domain_offset) -{ - prcm_writel(state, CM_AUTOIDLE3_OFFSET + domain_offset); -} - -/* Core domain only */ -static void pmdomain_set_clock_autoidle4(u32 state, int domain_offset) -{ - prcm_writel(state, CM_AUTOIDLE4_OFFSET + domain_offset); -} - -/* - * Configures power management domains to idle clocks automatically. - */ -void pmdomain_set_autoidle(void) -{ - u32 val; - - /* Set PLL auto stop for 54M, 96M & DPLL */ - pmdomain_set_clock_autoidle1(AUTO_54M(AUTO_STOPPED) | - AUTO_96M(AUTO_STOPPED) | - AUTO_DPLL(AUTO_STOPPED), PM_PLL_OFFSET); - - /* External clock input control - * REVISIT: Should this be in clock framework? - */ - PRCM_CLKSRC_CTRL |= (0x3 << 3); - - /* Configure number of 32KHz clock cycles for sys_clk */ - PRCM_CLKSSETUP = 0x00ff; - - /* Configure automatic voltage transition */ - PRCM_VOLTSETUP = 0; - val = PRCM_VOLTCTRL; - val &= ~(SETOFF_LEVEL(0x3) | VOLT_LEVEL(0x3)); - val |= SETOFF_LEVEL(1) | VOLT_LEVEL(1) | AUTO_EXTVOLT; - PRCM_VOLTCTRL = val; - - /* Disable emulation tools functional clock */ - PRCM_CLKEMUL_CTRL = 0x0; - - /* Set core memory retention state */ - val = pmdomain_get_powerstate(PM_CORE_OFFSET); - if (cpu_is_omap2420()) { - val &= ~(0x7 << 3); - val |= (MEM3RETSTATE | MEM2RETSTATE | MEM1RETSTATE); - } else { - val &= ~(0xf << 3); - val |= (MEM4RETSTATE | MEM3RETSTATE | MEM2RETSTATE | - MEM1RETSTATE); - } - pmdomain_set_powerstate(val, PM_CORE_OFFSET); - - /* OCP interface smart idle. REVISIT: Enable autoidle bit0 ? */ - val = SMS_SYSCONFIG; - val &= ~(0x3 << 3); - val |= (0x2 << 3) | (1 << 0); - SMS_SYSCONFIG |= val; - - val = SDRC_SYSCONFIG; - val &= ~(0x3 << 3); - val |= (0x2 << 3); - SDRC_SYSCONFIG = val; - - /* Configure L3 interface for smart idle. - * REVISIT: Enable autoidle bit0 ? - */ - val = GPMC_SYSCONFIG; - val &= ~(0x3 << 3); - val |= (0x2 << 3) | (1 << 0); - GPMC_SYSCONFIG = val; - - pmdomain_set_powerstate(LOGICRETSTATE | POWERSTATE_RETENTION, - PM_MPU_OFFSET); - pmdomain_set_powerstate(POWERSTATE_RETENTION, PM_CORE_OFFSET); - if (!cpu_is_omap2420()) - pmdomain_set_powerstate(POWERSTATE_RETENTION, PM_MDM_OFFSET); - - /* Assume suspend function has saved the state for DSP and GFX */ - pmdomain_set_powerstate(FORCESTATE | POWERSTATE_OFF, PM_DSP_OFFSET); - pmdomain_set_powerstate(FORCESTATE | POWERSTATE_OFF, PM_GFX_OFFSET); - -#if 0 - /* REVISIT: Internal USB needs special handling */ - force_standby_usb(); - if (cpu_is_omap2430()) - force_hsmmc(); - sdram_self_refresh_on_idle_req(1); -#endif - - /* Enable clock auto control for all domains. - * Note that CORE domain includes also DSS, L4 & L3. - */ - pmdomain_set_clock_autocontrol(AUTOSTAT_MPU, PM_MPU_OFFSET); - pmdomain_set_clock_autocontrol(AUTOSTAT_GFX, PM_GFX_OFFSET); - pmdomain_set_clock_autocontrol(AUTOSTAT_DSS | AUTOSTAT_L4 | AUTOSTAT_L3, - PM_CORE_OFFSET); - if (cpu_is_omap2420()) - pmdomain_set_clock_autocontrol(AUTOSTAT_IVA | AUTOSTAT_DSP, - PM_DSP_OFFSET); - else { - pmdomain_set_clock_autocontrol(AUTOSTAT_DSP, PM_DSP_OFFSET); - pmdomain_set_clock_autocontrol(AUTOSTAT_MDM, PM_MDM_OFFSET); - } - - /* Enable clock autoidle for all domains */ - pmdomain_set_clock_autoidle1(0x2, PM_DSP_OFFSET); - if (cpu_is_omap2420()) { - pmdomain_set_clock_autoidle1(0xfffffff9, PM_CORE_OFFSET); - pmdomain_set_clock_autoidle2(0x7, PM_CORE_OFFSET); - pmdomain_set_clock_autoidle1(0x3f, PM_WKUP_OFFSET); - } else { - pmdomain_set_clock_autoidle1(0xeafffff1, PM_CORE_OFFSET); - pmdomain_set_clock_autoidle2(0xfff, PM_CORE_OFFSET); - pmdomain_set_clock_autoidle1(0x7f, PM_WKUP_OFFSET); - pmdomain_set_clock_autoidle1(0x3, PM_MDM_OFFSET); - } - pmdomain_set_clock_autoidle3(0x7, PM_CORE_OFFSET); - pmdomain_set_clock_autoidle4(0x1f, PM_CORE_OFFSET); -} - -/* - * Initializes power domains by removing wake-up dependencies and powering - * down DSP and GFX. Gets called from PM init. Note that DSP and IVA code - * must re-enable DSP and GFX when used. - */ -void __init pmdomain_init(void) -{ - /* Remove all domain wakeup dependencies */ - pmdomain_set_wakeup_dependencies(EN_WKUP | EN_CORE, PM_MPU_OFFSET); - pmdomain_set_wakeup_dependencies(0, PM_DSP_OFFSET); - pmdomain_set_wakeup_dependencies(0, PM_GFX_OFFSET); - pmdomain_set_wakeup_dependencies(EN_WKUP | EN_MPU, PM_CORE_OFFSET); - if (cpu_is_omap2430()) - pmdomain_set_wakeup_dependencies(0, PM_MDM_OFFSET); - - /* Power down DSP and GFX */ - pmdomain_set_powerstate(POWERSTATE_OFF | FORCESTATE, PM_DSP_OFFSET); - pmdomain_set_powerstate(POWERSTATE_OFF | FORCESTATE, PM_GFX_OFFSET); -} diff --git a/arch/arm/mach-omap2/pm.c b/arch/arm/mach-omap2/pm.c index baf7d82b458b..aad781dcf1b1 100644 --- a/arch/arm/mach-omap2/pm.c +++ b/arch/arm/mach-omap2/pm.c @@ -23,6 +23,7 @@ #include <linux/sysfs.h> #include <linux/module.h> #include <linux/delay.h> +#include <linux/clk.h> #include <asm/io.h> #include <asm/irq.h> @@ -36,8 +37,6 @@ #include <asm/arch/sram.h> #include <asm/arch/pm.h> -#include "prcm-regs.h" - static struct clk *vclk; static void (*omap2_sram_idle)(void); static void (*omap2_sram_suspend)(int dllctrl, int cpu_rev); @@ -78,251 +77,8 @@ static int omap2_pm_prepare(void) return 0; } -#define INT0_WAKE_MASK (OMAP_IRQ_BIT(INT_24XX_GPIO_BANK1) | \ - OMAP_IRQ_BIT(INT_24XX_GPIO_BANK2) | \ - OMAP_IRQ_BIT(INT_24XX_GPIO_BANK3)) - -#define INT1_WAKE_MASK (OMAP_IRQ_BIT(INT_24XX_GPIO_BANK4)) - -#define INT2_WAKE_MASK (OMAP_IRQ_BIT(INT_24XX_UART1_IRQ) | \ - OMAP_IRQ_BIT(INT_24XX_UART2_IRQ) | \ - OMAP_IRQ_BIT(INT_24XX_UART3_IRQ)) - -#define preg(reg) printk("%s\t(0x%p):\t0x%08x\n", #reg, ®, reg); - -static void omap2_pm_debug(char * desc) -{ - printk("%s:\n", desc); - - preg(CM_CLKSTCTRL_MPU); - preg(CM_CLKSTCTRL_CORE); - preg(CM_CLKSTCTRL_GFX); - preg(CM_CLKSTCTRL_DSP); - preg(CM_CLKSTCTRL_MDM); - - preg(PM_PWSTCTRL_MPU); - preg(PM_PWSTCTRL_CORE); - preg(PM_PWSTCTRL_GFX); - preg(PM_PWSTCTRL_DSP); - preg(PM_PWSTCTRL_MDM); - - preg(PM_PWSTST_MPU); - preg(PM_PWSTST_CORE); - preg(PM_PWSTST_GFX); - preg(PM_PWSTST_DSP); - preg(PM_PWSTST_MDM); - - preg(CM_AUTOIDLE1_CORE); - preg(CM_AUTOIDLE2_CORE); - preg(CM_AUTOIDLE3_CORE); - preg(CM_AUTOIDLE4_CORE); - preg(CM_AUTOIDLE_WKUP); - preg(CM_AUTOIDLE_PLL); - preg(CM_AUTOIDLE_DSP); - preg(CM_AUTOIDLE_MDM); - - preg(CM_ICLKEN1_CORE); - preg(CM_ICLKEN2_CORE); - preg(CM_ICLKEN3_CORE); - preg(CM_ICLKEN4_CORE); - preg(CM_ICLKEN_GFX); - preg(CM_ICLKEN_WKUP); - preg(CM_ICLKEN_DSP); - preg(CM_ICLKEN_MDM); - - preg(CM_IDLEST1_CORE); - preg(CM_IDLEST2_CORE); - preg(CM_IDLEST3_CORE); - preg(CM_IDLEST4_CORE); - preg(CM_IDLEST_GFX); - preg(CM_IDLEST_WKUP); - preg(CM_IDLEST_CKGEN); - preg(CM_IDLEST_DSP); - preg(CM_IDLEST_MDM); - - preg(RM_RSTST_MPU); - preg(RM_RSTST_GFX); - preg(RM_RSTST_WKUP); - preg(RM_RSTST_DSP); - preg(RM_RSTST_MDM); - - preg(PM_WKDEP_MPU); - preg(PM_WKDEP_CORE); - preg(PM_WKDEP_GFX); - preg(PM_WKDEP_DSP); - preg(PM_WKDEP_MDM); - - preg(CM_FCLKEN_WKUP); - preg(CM_ICLKEN_WKUP); - preg(CM_IDLEST_WKUP); - preg(CM_AUTOIDLE_WKUP); - preg(CM_CLKSEL_WKUP); - - preg(PM_WKEN_WKUP); - preg(PM_WKST_WKUP); -} - -static inline void omap2_pm_save_registers(void) -{ - /* Save interrupt registers */ - OMAP24XX_SAVE(INTC_MIR0); - OMAP24XX_SAVE(INTC_MIR1); - OMAP24XX_SAVE(INTC_MIR2); - - /* Save power control registers */ - OMAP24XX_SAVE(CM_CLKSTCTRL_MPU); - OMAP24XX_SAVE(CM_CLKSTCTRL_CORE); - OMAP24XX_SAVE(CM_CLKSTCTRL_GFX); - OMAP24XX_SAVE(CM_CLKSTCTRL_DSP); - OMAP24XX_SAVE(CM_CLKSTCTRL_MDM); - - /* Save power state registers */ - OMAP24XX_SAVE(PM_PWSTCTRL_MPU); - OMAP24XX_SAVE(PM_PWSTCTRL_CORE); - OMAP24XX_SAVE(PM_PWSTCTRL_GFX); - OMAP24XX_SAVE(PM_PWSTCTRL_DSP); - OMAP24XX_SAVE(PM_PWSTCTRL_MDM); - - /* Save autoidle registers */ - OMAP24XX_SAVE(CM_AUTOIDLE1_CORE); - OMAP24XX_SAVE(CM_AUTOIDLE2_CORE); - OMAP24XX_SAVE(CM_AUTOIDLE3_CORE); - OMAP24XX_SAVE(CM_AUTOIDLE4_CORE); - OMAP24XX_SAVE(CM_AUTOIDLE_WKUP); - OMAP24XX_SAVE(CM_AUTOIDLE_PLL); - OMAP24XX_SAVE(CM_AUTOIDLE_DSP); - OMAP24XX_SAVE(CM_AUTOIDLE_MDM); - - /* Save idle state registers */ - OMAP24XX_SAVE(CM_IDLEST1_CORE); - OMAP24XX_SAVE(CM_IDLEST2_CORE); - OMAP24XX_SAVE(CM_IDLEST3_CORE); - OMAP24XX_SAVE(CM_IDLEST4_CORE); - OMAP24XX_SAVE(CM_IDLEST_GFX); - OMAP24XX_SAVE(CM_IDLEST_WKUP); - OMAP24XX_SAVE(CM_IDLEST_CKGEN); - OMAP24XX_SAVE(CM_IDLEST_DSP); - OMAP24XX_SAVE(CM_IDLEST_MDM); - - /* Save clock registers */ - OMAP24XX_SAVE(CM_FCLKEN1_CORE); - OMAP24XX_SAVE(CM_FCLKEN2_CORE); - OMAP24XX_SAVE(CM_ICLKEN1_CORE); - OMAP24XX_SAVE(CM_ICLKEN2_CORE); - OMAP24XX_SAVE(CM_ICLKEN3_CORE); - OMAP24XX_SAVE(CM_ICLKEN4_CORE); -} - -static inline void omap2_pm_restore_registers(void) -{ - /* Restore clock state registers */ - OMAP24XX_RESTORE(CM_CLKSTCTRL_MPU); - OMAP24XX_RESTORE(CM_CLKSTCTRL_CORE); - OMAP24XX_RESTORE(CM_CLKSTCTRL_GFX); - OMAP24XX_RESTORE(CM_CLKSTCTRL_DSP); - OMAP24XX_RESTORE(CM_CLKSTCTRL_MDM); - - /* Restore power state registers */ - OMAP24XX_RESTORE(PM_PWSTCTRL_MPU); - OMAP24XX_RESTORE(PM_PWSTCTRL_CORE); - OMAP24XX_RESTORE(PM_PWSTCTRL_GFX); - OMAP24XX_RESTORE(PM_PWSTCTRL_DSP); - OMAP24XX_RESTORE(PM_PWSTCTRL_MDM); - - /* Restore idle state registers */ - OMAP24XX_RESTORE(CM_IDLEST1_CORE); - OMAP24XX_RESTORE(CM_IDLEST2_CORE); - OMAP24XX_RESTORE(CM_IDLEST3_CORE); - OMAP24XX_RESTORE(CM_IDLEST4_CORE); - OMAP24XX_RESTORE(CM_IDLEST_GFX); - OMAP24XX_RESTORE(CM_IDLEST_WKUP); - OMAP24XX_RESTORE(CM_IDLEST_CKGEN); - OMAP24XX_RESTORE(CM_IDLEST_DSP); - OMAP24XX_RESTORE(CM_IDLEST_MDM); - - /* Restore autoidle registers */ - OMAP24XX_RESTORE(CM_AUTOIDLE1_CORE); - OMAP24XX_RESTORE(CM_AUTOIDLE2_CORE); - OMAP24XX_RESTORE(CM_AUTOIDLE3_CORE); - OMAP24XX_RESTORE(CM_AUTOIDLE4_CORE); - OMAP24XX_RESTORE(CM_AUTOIDLE_WKUP); - OMAP24XX_RESTORE(CM_AUTOIDLE_PLL); - OMAP24XX_RESTORE(CM_AUTOIDLE_DSP); - OMAP24XX_RESTORE(CM_AUTOIDLE_MDM); - - /* Restore clock registers */ - OMAP24XX_RESTORE(CM_FCLKEN1_CORE); - OMAP24XX_RESTORE(CM_FCLKEN2_CORE); - OMAP24XX_RESTORE(CM_ICLKEN1_CORE); - OMAP24XX_RESTORE(CM_ICLKEN2_CORE); - OMAP24XX_RESTORE(CM_ICLKEN3_CORE); - OMAP24XX_RESTORE(CM_ICLKEN4_CORE); - - /* REVISIT: Clear interrupts here */ - - /* Restore interrupt registers */ - OMAP24XX_RESTORE(INTC_MIR0); - OMAP24XX_RESTORE(INTC_MIR1); - OMAP24XX_RESTORE(INTC_MIR2); -} - static int omap2_pm_suspend(void) { - int processor_type = 0; - - /* REVISIT: 0x21 or 0x26? */ - if (cpu_is_omap2420()) - processor_type = 0x21; - - if (!processor_type) - return -ENOTSUPP; - - local_irq_disable(); - local_fiq_disable(); - - omap2_pm_save_registers(); - - /* Disable interrupts except for the wake events */ - INTC_MIR_SET0 = 0xffffffff & ~INT0_WAKE_MASK; - INTC_MIR_SET1 = 0xffffffff & ~INT1_WAKE_MASK; - INTC_MIR_SET2 = 0xffffffff & ~INT2_WAKE_MASK; - - pmdomain_set_autoidle(); - - /* Clear old wake-up events */ - PM_WKST1_CORE = 0; - PM_WKST2_CORE = 0; - PM_WKST_WKUP = 0; - - /* Enable wake-up events */ - PM_WKEN1_CORE = (1 << 22) | (1 << 21); /* UART1 & 2 */ - PM_WKEN2_CORE = (1 << 2); /* UART3 */ - PM_WKEN_WKUP = (1 << 2) | (1 << 0); /* GPIO & GPT1 */ - - /* Disable clocks except for CM_ICLKEN2_CORE. It gets disabled - * in the SRAM suspend code */ - CM_FCLKEN1_CORE = 0; - CM_FCLKEN2_CORE = 0; - CM_ICLKEN1_CORE = 0; - CM_ICLKEN3_CORE = 0; - CM_ICLKEN4_CORE = 0; - - omap2_pm_debug("Status before suspend"); - - /* Must wait for serial buffers to clear */ - mdelay(200); - - /* Jump to SRAM suspend code - * REVISIT: When is this SDRC_DLLB_CTRL? - */ - omap2_sram_suspend(SDRC_DLLA_CTRL, processor_type); - - /* Back from sleep */ - omap2_pm_restore_registers(); - - local_fiq_enable(); - local_irq_enable(); - return 0; } @@ -357,30 +113,6 @@ static struct platform_suspend_ops omap_pm_ops = { int __init omap2_pm_init(void) { - printk("Power Management for TI OMAP.\n"); - - vclk = clk_get(NULL, "virt_prcm_set"); - if (IS_ERR(vclk)) { - printk(KERN_ERR "Could not get PM vclk\n"); - return -ENODEV; - } - - /* - * We copy the assembler sleep/wakeup routines to SRAM. - * These routines need to be in SRAM as that's the only - * memory the MPU can see when it wakes up. - */ - omap2_sram_idle = omap_sram_push(omap24xx_idle_loop_suspend, - omap24xx_idle_loop_suspend_sz); - - omap2_sram_suspend = omap_sram_push(omap24xx_cpu_suspend, - omap24xx_cpu_suspend_sz); - - suspend_set_ops(&omap_pm_ops); - pm_idle = omap2_pm_idle; - - pmdomain_init(); - return 0; } diff --git a/arch/arm/mach-omap2/prcm-common.h b/arch/arm/mach-omap2/prcm-common.h new file mode 100644 index 000000000000..cacb34086e35 --- /dev/null +++ b/arch/arm/mach-omap2/prcm-common.h @@ -0,0 +1,317 @@ +#ifndef __ARCH_ASM_MACH_OMAP2_PRCM_COMMON_H +#define __ARCH_ASM_MACH_OMAP2_PRCM_COMMON_H + +/* + * OMAP2/3 PRCM base and module definitions + * + * Copyright (C) 2007-2008 Texas Instruments, Inc. + * Copyright (C) 2007-2008 Nokia Corporation + * + * Written by Paul Walmsley + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + + +/* Module offsets from both CM_BASE & PRM_BASE */ + +/* + * Offsets that are the same on 24xx and 34xx + * + * Technically, in terms of the TRM, OCP_MOD is 34xx only; PLL_MOD is + * CCR_MOD on 3430; and GFX_MOD only exists < 3430ES2. + */ +#define OCP_MOD 0x000 +#define MPU_MOD 0x100 +#define CORE_MOD 0x200 +#define GFX_MOD 0x300 +#define WKUP_MOD 0x400 +#define PLL_MOD 0x500 + + +/* Chip-specific module offsets */ +#define OMAP24XX_DSP_MOD 0x800 + +#define OMAP2430_MDM_MOD 0xc00 + +/* IVA2 module is < base on 3430 */ +#define OMAP3430_IVA2_MOD -0x800 +#define OMAP3430ES2_SGX_MOD GFX_MOD +#define OMAP3430_CCR_MOD PLL_MOD +#define OMAP3430_DSS_MOD 0x600 +#define OMAP3430_CAM_MOD 0x700 +#define OMAP3430_PER_MOD 0x800 +#define OMAP3430_EMU_MOD 0x900 +#define OMAP3430_GR_MOD 0xa00 +#define OMAP3430_NEON_MOD 0xb00 +#define OMAP3430ES2_USBHOST_MOD 0xc00 + + +/* 24XX register bits shared between CM & PRM registers */ + +/* CM_FCLKEN1_CORE, CM_ICLKEN1_CORE, PM_WKEN1_CORE shared bits */ +#define OMAP2420_EN_MMC_SHIFT 26 +#define OMAP2420_EN_MMC (1 << 26) +#define OMAP24XX_EN_UART2_SHIFT 22 +#define OMAP24XX_EN_UART2 (1 << 22) +#define OMAP24XX_EN_UART1_SHIFT 21 +#define OMAP24XX_EN_UART1 (1 << 21) +#define OMAP24XX_EN_MCSPI2_SHIFT 18 +#define OMAP24XX_EN_MCSPI2 (1 << 18) +#define OMAP24XX_EN_MCSPI1_SHIFT 17 +#define OMAP24XX_EN_MCSPI1 (1 << 17) +#define OMAP24XX_EN_MCBSP2_SHIFT 16 +#define OMAP24XX_EN_MCBSP2 (1 << 16) +#define OMAP24XX_EN_MCBSP1_SHIFT 15 +#define OMAP24XX_EN_MCBSP1 (1 << 15) +#define OMAP24XX_EN_GPT12_SHIFT 14 +#define OMAP24XX_EN_GPT12 (1 << 14) +#define OMAP24XX_EN_GPT11_SHIFT 13 +#define OMAP24XX_EN_GPT11 (1 << 13) +#define OMAP24XX_EN_GPT10_SHIFT 12 +#define OMAP24XX_EN_GPT10 (1 << 12) +#define OMAP24XX_EN_GPT9_SHIFT 11 +#define OMAP24XX_EN_GPT9 (1 << 11) +#define OMAP24XX_EN_GPT8_SHIFT 10 +#define OMAP24XX_EN_GPT8 (1 << 10) +#define OMAP24XX_EN_GPT7_SHIFT 9 +#define OMAP24XX_EN_GPT7 (1 << 9) +#define OMAP24XX_EN_GPT6_SHIFT 8 +#define OMAP24XX_EN_GPT6 (1 << 8) +#define OMAP24XX_EN_GPT5_SHIFT 7 +#define OMAP24XX_EN_GPT5 (1 << 7) +#define OMAP24XX_EN_GPT4_SHIFT 6 +#define OMAP24XX_EN_GPT4 (1 << 6) +#define OMAP24XX_EN_GPT3_SHIFT 5 +#define OMAP24XX_EN_GPT3 (1 << 5) +#define OMAP24XX_EN_GPT2_SHIFT 4 +#define OMAP24XX_EN_GPT2 (1 << 4) +#define OMAP2420_EN_VLYNQ_SHIFT 3 +#define OMAP2420_EN_VLYNQ (1 << 3) + +/* CM_FCLKEN2_CORE, CM_ICLKEN2_CORE, PM_WKEN2_CORE shared bits */ +#define OMAP2430_EN_GPIO5_SHIFT 10 +#define OMAP2430_EN_GPIO5 (1 << 10) +#define OMAP2430_EN_MCSPI3_SHIFT 9 +#define OMAP2430_EN_MCSPI3 (1 << 9) +#define OMAP2430_EN_MMCHS2_SHIFT 8 +#define OMAP2430_EN_MMCHS2 (1 << 8) +#define OMAP2430_EN_MMCHS1_SHIFT 7 +#define OMAP2430_EN_MMCHS1 (1 << 7) +#define OMAP24XX_EN_UART3_SHIFT 2 +#define OMAP24XX_EN_UART3 (1 << 2) +#define OMAP24XX_EN_USB_SHIFT 0 +#define OMAP24XX_EN_USB (1 << 0) + +/* CM_ICLKEN2_CORE, PM_WKEN2_CORE shared bits */ +#define OMAP2430_EN_MDM_INTC_SHIFT 11 +#define OMAP2430_EN_MDM_INTC (1 << 11) +#define OMAP2430_EN_USBHS_SHIFT 6 +#define OMAP2430_EN_USBHS (1 << 6) + +/* CM_IDLEST1_CORE, PM_WKST1_CORE shared bits */ +#define OMAP2420_ST_MMC (1 << 26) +#define OMAP24XX_ST_UART2 (1 << 22) +#define OMAP24XX_ST_UART1 (1 << 21) +#define OMAP24XX_ST_MCSPI2 (1 << 18) +#define OMAP24XX_ST_MCSPI1 (1 << 17) +#define OMAP24XX_ST_GPT12 (1 << 14) +#define OMAP24XX_ST_GPT11 (1 << 13) +#define OMAP24XX_ST_GPT10 (1 << 12) +#define OMAP24XX_ST_GPT9 (1 << 11) +#define OMAP24XX_ST_GPT8 (1 << 10) +#define OMAP24XX_ST_GPT7 (1 << 9) +#define OMAP24XX_ST_GPT6 (1 << 8) +#define OMAP24XX_ST_GPT5 (1 << 7) +#define OMAP24XX_ST_GPT4 (1 << 6) +#define OMAP24XX_ST_GPT3 (1 << 5) +#define OMAP24XX_ST_GPT2 (1 << 4) +#define OMAP2420_ST_VLYNQ (1 << 3) + +/* CM_IDLEST2_CORE, PM_WKST2_CORE shared bits */ +#define OMAP2430_ST_MDM_INTC (1 << 11) +#define OMAP2430_ST_GPIO5 (1 << 10) +#define OMAP2430_ST_MCSPI3 (1 << 9) +#define OMAP2430_ST_MMCHS2 (1 << 8) +#define OMAP2430_ST_MMCHS1 (1 << 7) +#define OMAP2430_ST_USBHS (1 << 6) +#define OMAP24XX_ST_UART3 (1 << 2) +#define OMAP24XX_ST_USB (1 << 0) + +/* CM_FCLKEN_WKUP, CM_ICLKEN_WKUP, PM_WKEN_WKUP shared bits */ +#define OMAP24XX_EN_GPIOS_SHIFT 2 +#define OMAP24XX_EN_GPIOS (1 << 2) +#define OMAP24XX_EN_GPT1_SHIFT 0 +#define OMAP24XX_EN_GPT1 (1 << 0) + +/* PM_WKST_WKUP, CM_IDLEST_WKUP shared bits */ +#define OMAP24XX_ST_GPIOS (1 << 2) +#define OMAP24XX_ST_GPT1 (1 << 0) + +/* CM_IDLEST_MDM and PM_WKST_MDM shared bits */ +#define OMAP2430_ST_MDM (1 << 0) + + +/* 3430 register bits shared between CM & PRM registers */ + +/* CM_REVISION, PRM_REVISION shared bits */ +#define OMAP3430_REV_SHIFT 0 +#define OMAP3430_REV_MASK (0xff << 0) + +/* CM_SYSCONFIG, PRM_SYSCONFIG shared bits */ +#define OMAP3430_AUTOIDLE (1 << 0) + +/* CM_FCLKEN1_CORE, CM_ICLKEN1_CORE, PM_WKEN1_CORE shared bits */ +#define OMAP3430_EN_MMC2 (1 << 25) +#define OMAP3430_EN_MMC2_SHIFT 25 +#define OMAP3430_EN_MMC1 (1 << 24) +#define OMAP3430_EN_MMC1_SHIFT 24 +#define OMAP3430_EN_MCSPI4 (1 << 21) +#define OMAP3430_EN_MCSPI4_SHIFT 21 +#define OMAP3430_EN_MCSPI3 (1 << 20) +#define OMAP3430_EN_MCSPI3_SHIFT 20 +#define OMAP3430_EN_MCSPI2 (1 << 19) +#define OMAP3430_EN_MCSPI2_SHIFT 19 +#define OMAP3430_EN_MCSPI1 (1 << 18) +#define OMAP3430_EN_MCSPI1_SHIFT 18 +#define OMAP3430_EN_I2C3 (1 << 17) +#define OMAP3430_EN_I2C3_SHIFT 17 +#define OMAP3430_EN_I2C2 (1 << 16) +#define OMAP3430_EN_I2C2_SHIFT 16 +#define OMAP3430_EN_I2C1 (1 << 15) +#define OMAP3430_EN_I2C1_SHIFT 15 +#define OMAP3430_EN_UART2 (1 << 14) +#define OMAP3430_EN_UART2_SHIFT 14 +#define OMAP3430_EN_UART1 (1 << 13) +#define OMAP3430_EN_UART1_SHIFT 13 +#define OMAP3430_EN_GPT11 (1 << 12) +#define OMAP3430_EN_GPT11_SHIFT 12 +#define OMAP3430_EN_GPT10 (1 << 11) +#define OMAP3430_EN_GPT10_SHIFT 11 +#define OMAP3430_EN_MCBSP5 (1 << 10) +#define OMAP3430_EN_MCBSP5_SHIFT 10 +#define OMAP3430_EN_MCBSP1 (1 << 9) +#define OMAP3430_EN_MCBSP1_SHIFT 9 +#define OMAP3430_EN_FSHOSTUSB (1 << 5) +#define OMAP3430_EN_FSHOSTUSB_SHIFT 5 +#define OMAP3430_EN_D2D (1 << 3) +#define OMAP3430_EN_D2D_SHIFT 3 + +/* CM_ICLKEN1_CORE, PM_WKEN1_CORE shared bits */ +#define OMAP3430_EN_HSOTGUSB (1 << 4) +#define OMAP3430_EN_HSOTGUSB_SHIFT 4 + +/* PM_WKST1_CORE, CM_IDLEST1_CORE shared bits */ +#define OMAP3430_ST_MMC2 (1 << 25) +#define OMAP3430_ST_MMC1 (1 << 24) +#define OMAP3430_ST_MCSPI4 (1 << 21) +#define OMAP3430_ST_MCSPI3 (1 << 20) +#define OMAP3430_ST_MCSPI2 (1 << 19) +#define OMAP3430_ST_MCSPI1 (1 << 18) +#define OMAP3430_ST_I2C3 (1 << 17) +#define OMAP3430_ST_I2C2 (1 << 16) +#define OMAP3430_ST_I2C1 (1 << 15) +#define OMAP3430_ST_UART2 (1 << 14) +#define OMAP3430_ST_UART1 (1 << 13) +#define OMAP3430_ST_GPT11 (1 << 12) +#define OMAP3430_ST_GPT10 (1 << 11) +#define OMAP3430_ST_MCBSP5 (1 << 10) +#define OMAP3430_ST_MCBSP1 (1 << 9) +#define OMAP3430_ST_FSHOSTUSB (1 << 5) +#define OMAP3430_ST_HSOTGUSB (1 << 4) +#define OMAP3430_ST_D2D (1 << 3) + +/* CM_FCLKEN_WKUP, CM_ICLKEN_WKUP, PM_WKEN_WKUP shared bits */ +#define OMAP3430_EN_GPIO1 (1 << 3) +#define OMAP3430_EN_GPIO1_SHIFT 3 +#define OMAP3430_EN_GPT1 (1 << 0) +#define OMAP3430_EN_GPT1_SHIFT 0 + +/* CM_FCLKEN_WKUP, PM_WKEN_WKUP shared bits */ +#define OMAP3430_EN_SR2 (1 << 7) +#define OMAP3430_EN_SR2_SHIFT 7 +#define OMAP3430_EN_SR1 (1 << 6) +#define OMAP3430_EN_SR1_SHIFT 6 + +/* CM_ICLKEN_WKUP, PM_WKEN_WKUP shared bits */ +#define OMAP3430_EN_GPT12 (1 << 1) +#define OMAP3430_EN_GPT12_SHIFT 1 + +/* CM_IDLEST_WKUP, PM_WKST_WKUP shared bits */ +#define OMAP3430_ST_SR2 (1 << 7) +#define OMAP3430_ST_SR1 (1 << 6) +#define OMAP3430_ST_GPIO1 (1 << 3) +#define OMAP3430_ST_GPT12 (1 << 1) +#define OMAP3430_ST_GPT1 (1 << 0) + +/* + * CM_SLEEPDEP_GFX, CM_SLEEPDEP_DSS, CM_SLEEPDEP_CAM, + * CM_SLEEPDEP_PER, PM_WKDEP_IVA2, PM_WKDEP_GFX, + * PM_WKDEP_DSS, PM_WKDEP_CAM, PM_WKDEP_PER, PM_WKDEP_NEON shared bits + */ +#define OMAP3430_EN_MPU (1 << 1) +#define OMAP3430_EN_MPU_SHIFT 1 + +/* CM_FCLKEN_PER, CM_ICLKEN_PER, PM_WKEN_PER shared bits */ +#define OMAP3430_EN_GPIO6 (1 << 17) +#define OMAP3430_EN_GPIO6_SHIFT 17 +#define OMAP3430_EN_GPIO5 (1 << 16) +#define OMAP3430_EN_GPIO5_SHIFT 16 +#define OMAP3430_EN_GPIO4 (1 << 15) +#define OMAP3430_EN_GPIO4_SHIFT 15 +#define OMAP3430_EN_GPIO3 (1 << 14) +#define OMAP3430_EN_GPIO3_SHIFT 14 +#define OMAP3430_EN_GPIO2 (1 << 13) +#define OMAP3430_EN_GPIO2_SHIFT 13 +#define OMAP3430_EN_UART3 (1 << 11) +#define OMAP3430_EN_UART3_SHIFT 11 +#define OMAP3430_EN_GPT9 (1 << 10) +#define OMAP3430_EN_GPT9_SHIFT 10 +#define OMAP3430_EN_GPT8 (1 << 9) +#define OMAP3430_EN_GPT8_SHIFT 9 +#define OMAP3430_EN_GPT7 (1 << 8) +#define OMAP3430_EN_GPT7_SHIFT 8 +#define OMAP3430_EN_GPT6 (1 << 7) +#define OMAP3430_EN_GPT6_SHIFT 7 +#define OMAP3430_EN_GPT5 (1 << 6) +#define OMAP3430_EN_GPT5_SHIFT 6 +#define OMAP3430_EN_GPT4 (1 << 5) +#define OMAP3430_EN_GPT4_SHIFT 5 +#define OMAP3430_EN_GPT3 (1 << 4) +#define OMAP3430_EN_GPT3_SHIFT 4 +#define OMAP3430_EN_GPT2 (1 << 3) +#define OMAP3430_EN_GPT2_SHIFT 3 + +/* CM_FCLKEN_PER, CM_ICLKEN_PER, PM_WKEN_PER, PM_WKST_PER shared bits */ +/* XXX Possible TI documentation bug: should the PM_WKST_PER EN_* bits + * be ST_* bits instead? */ +#define OMAP3430_EN_MCBSP4 (1 << 2) +#define OMAP3430_EN_MCBSP4_SHIFT 2 +#define OMAP3430_EN_MCBSP3 (1 << 1) +#define OMAP3430_EN_MCBSP3_SHIFT 1 +#define OMAP3430_EN_MCBSP2 (1 << 0) +#define OMAP3430_EN_MCBSP2_SHIFT 0 + +/* CM_IDLEST_PER, PM_WKST_PER shared bits */ +#define OMAP3430_ST_GPIO6 (1 << 17) +#define OMAP3430_ST_GPIO5 (1 << 16) +#define OMAP3430_ST_GPIO4 (1 << 15) +#define OMAP3430_ST_GPIO3 (1 << 14) +#define OMAP3430_ST_GPIO2 (1 << 13) +#define OMAP3430_ST_UART3 (1 << 11) +#define OMAP3430_ST_GPT9 (1 << 10) +#define OMAP3430_ST_GPT8 (1 << 9) +#define OMAP3430_ST_GPT7 (1 << 8) +#define OMAP3430_ST_GPT6 (1 << 7) +#define OMAP3430_ST_GPT5 (1 << 6) +#define OMAP3430_ST_GPT4 (1 << 5) +#define OMAP3430_ST_GPT3 (1 << 4) +#define OMAP3430_ST_GPT2 (1 << 3) + +/* CM_SLEEPDEP_PER, PM_WKDEP_IVA2, PM_WKDEP_MPU, PM_WKDEP_PER shared bits */ +#define OMAP3430_EN_CORE (1 << 0) + +#endif + diff --git a/arch/arm/mach-omap2/prcm-regs.h b/arch/arm/mach-omap2/prcm-regs.h deleted file mode 100644 index 5e1c4b53ee9d..000000000000 --- a/arch/arm/mach-omap2/prcm-regs.h +++ /dev/null @@ -1,483 +0,0 @@ -/* - * linux/arch/arm/mach-omap2/prcm-regs.h - * - * OMAP24XX Power Reset and Clock Management (PRCM) registers - * - * Copyright (C) 2005 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#ifndef __ARCH_ARM_MACH_OMAP2_PRCM_H -#define __ARCH_ARM_MACH_OMAP2_PRCM_H - -/* SET_PERFORMANCE_LEVEL PARAMETERS */ -#define PRCM_HALF_SPEED 1 -#define PRCM_FULL_SPEED 2 - -#ifndef __ASSEMBLER__ - -#define PRCM_REG32(offset) __REG32(OMAP24XX_PRCM_BASE + (offset)) - -#define PRCM_REVISION PRCM_REG32(0x000) -#define PRCM_SYSCONFIG PRCM_REG32(0x010) -#define PRCM_IRQSTATUS_MPU PRCM_REG32(0x018) -#define PRCM_IRQENABLE_MPU PRCM_REG32(0x01C) -#define PRCM_VOLTCTRL PRCM_REG32(0x050) -#define PRCM_VOLTST PRCM_REG32(0x054) -#define PRCM_CLKSRC_CTRL PRCM_REG32(0x060) -#define PRCM_CLKOUT_CTRL PRCM_REG32(0x070) -#define PRCM_CLKEMUL_CTRL PRCM_REG32(0x078) -#define PRCM_CLKCFG_CTRL PRCM_REG32(0x080) -#define PRCM_CLKCFG_STATUS PRCM_REG32(0x084) -#define PRCM_VOLTSETUP PRCM_REG32(0x090) -#define PRCM_CLKSSETUP PRCM_REG32(0x094) -#define PRCM_POLCTRL PRCM_REG32(0x098) - -/* GENERAL PURPOSE */ -#define GENERAL_PURPOSE1 PRCM_REG32(0x0B0) -#define GENERAL_PURPOSE2 PRCM_REG32(0x0B4) -#define GENERAL_PURPOSE3 PRCM_REG32(0x0B8) -#define GENERAL_PURPOSE4 PRCM_REG32(0x0BC) -#define GENERAL_PURPOSE5 PRCM_REG32(0x0C0) -#define GENERAL_PURPOSE6 PRCM_REG32(0x0C4) -#define GENERAL_PURPOSE7 PRCM_REG32(0x0C8) -#define GENERAL_PURPOSE8 PRCM_REG32(0x0CC) -#define GENERAL_PURPOSE9 PRCM_REG32(0x0D0) -#define GENERAL_PURPOSE10 PRCM_REG32(0x0D4) -#define GENERAL_PURPOSE11 PRCM_REG32(0x0D8) -#define GENERAL_PURPOSE12 PRCM_REG32(0x0DC) -#define GENERAL_PURPOSE13 PRCM_REG32(0x0E0) -#define GENERAL_PURPOSE14 PRCM_REG32(0x0E4) -#define GENERAL_PURPOSE15 PRCM_REG32(0x0E8) -#define GENERAL_PURPOSE16 PRCM_REG32(0x0EC) -#define GENERAL_PURPOSE17 PRCM_REG32(0x0F0) -#define GENERAL_PURPOSE18 PRCM_REG32(0x0F4) -#define GENERAL_PURPOSE19 PRCM_REG32(0x0F8) -#define GENERAL_PURPOSE20 PRCM_REG32(0x0FC) - -/* MPU */ -#define CM_CLKSEL_MPU PRCM_REG32(0x140) -#define CM_CLKSTCTRL_MPU PRCM_REG32(0x148) -#define RM_RSTST_MPU PRCM_REG32(0x158) -#define PM_WKDEP_MPU PRCM_REG32(0x1C8) -#define PM_EVGENCTRL_MPU PRCM_REG32(0x1D4) -#define PM_EVEGENONTIM_MPU PRCM_REG32(0x1D8) -#define PM_EVEGENOFFTIM_MPU PRCM_REG32(0x1DC) -#define PM_PWSTCTRL_MPU PRCM_REG32(0x1E0) -#define PM_PWSTST_MPU PRCM_REG32(0x1E4) - -/* CORE */ -#define CM_FCLKEN1_CORE PRCM_REG32(0x200) -#define CM_FCLKEN2_CORE PRCM_REG32(0x204) -#define CM_FCLKEN3_CORE PRCM_REG32(0x208) -#define CM_ICLKEN1_CORE PRCM_REG32(0x210) -#define CM_ICLKEN2_CORE PRCM_REG32(0x214) -#define CM_ICLKEN3_CORE PRCM_REG32(0x218) -#define CM_ICLKEN4_CORE PRCM_REG32(0x21C) -#define CM_IDLEST1_CORE PRCM_REG32(0x220) -#define CM_IDLEST2_CORE PRCM_REG32(0x224) -#define CM_IDLEST3_CORE PRCM_REG32(0x228) -#define CM_IDLEST4_CORE PRCM_REG32(0x22C) -#define CM_AUTOIDLE1_CORE PRCM_REG32(0x230) -#define CM_AUTOIDLE2_CORE PRCM_REG32(0x234) -#define CM_AUTOIDLE3_CORE PRCM_REG32(0x238) -#define CM_AUTOIDLE4_CORE PRCM_REG32(0x23C) -#define CM_CLKSEL1_CORE PRCM_REG32(0x240) -#define CM_CLKSEL2_CORE PRCM_REG32(0x244) -#define CM_CLKSTCTRL_CORE PRCM_REG32(0x248) -#define PM_WKEN1_CORE PRCM_REG32(0x2A0) -#define PM_WKEN2_CORE PRCM_REG32(0x2A4) -#define PM_WKST1_CORE PRCM_REG32(0x2B0) -#define PM_WKST2_CORE PRCM_REG32(0x2B4) -#define PM_WKDEP_CORE PRCM_REG32(0x2C8) -#define PM_PWSTCTRL_CORE PRCM_REG32(0x2E0) -#define PM_PWSTST_CORE PRCM_REG32(0x2E4) - -/* GFX */ -#define CM_FCLKEN_GFX PRCM_REG32(0x300) -#define CM_ICLKEN_GFX PRCM_REG32(0x310) -#define CM_IDLEST_GFX PRCM_REG32(0x320) -#define CM_CLKSEL_GFX PRCM_REG32(0x340) -#define CM_CLKSTCTRL_GFX PRCM_REG32(0x348) -#define RM_RSTCTRL_GFX PRCM_REG32(0x350) -#define RM_RSTST_GFX PRCM_REG32(0x358) -#define PM_WKDEP_GFX PRCM_REG32(0x3C8) -#define PM_PWSTCTRL_GFX PRCM_REG32(0x3E0) -#define PM_PWSTST_GFX PRCM_REG32(0x3E4) - -/* WAKE-UP */ -#define CM_FCLKEN_WKUP PRCM_REG32(0x400) -#define CM_ICLKEN_WKUP PRCM_REG32(0x410) -#define CM_IDLEST_WKUP PRCM_REG32(0x420) -#define CM_AUTOIDLE_WKUP PRCM_REG32(0x430) -#define CM_CLKSEL_WKUP PRCM_REG32(0x440) -#define RM_RSTCTRL_WKUP PRCM_REG32(0x450) -#define RM_RSTTIME_WKUP PRCM_REG32(0x454) -#define RM_RSTST_WKUP PRCM_REG32(0x458) -#define PM_WKEN_WKUP PRCM_REG32(0x4A0) -#define PM_WKST_WKUP PRCM_REG32(0x4B0) - -/* CLOCKS */ -#define CM_CLKEN_PLL PRCM_REG32(0x500) -#define CM_IDLEST_CKGEN PRCM_REG32(0x520) -#define CM_AUTOIDLE_PLL PRCM_REG32(0x530) -#define CM_CLKSEL1_PLL PRCM_REG32(0x540) -#define CM_CLKSEL2_PLL PRCM_REG32(0x544) - -/* DSP */ -#define CM_FCLKEN_DSP PRCM_REG32(0x800) -#define CM_ICLKEN_DSP PRCM_REG32(0x810) -#define CM_IDLEST_DSP PRCM_REG32(0x820) -#define CM_AUTOIDLE_DSP PRCM_REG32(0x830) -#define CM_CLKSEL_DSP PRCM_REG32(0x840) -#define CM_CLKSTCTRL_DSP PRCM_REG32(0x848) -#define RM_RSTCTRL_DSP PRCM_REG32(0x850) -#define RM_RSTST_DSP PRCM_REG32(0x858) -#define PM_WKEN_DSP PRCM_REG32(0x8A0) -#define PM_WKDEP_DSP PRCM_REG32(0x8C8) -#define PM_PWSTCTRL_DSP PRCM_REG32(0x8E0) -#define PM_PWSTST_DSP PRCM_REG32(0x8E4) -#define PRCM_IRQSTATUS_DSP PRCM_REG32(0x8F0) -#define PRCM_IRQENABLE_DSP PRCM_REG32(0x8F4) - -/* IVA */ -#define PRCM_IRQSTATUS_IVA PRCM_REG32(0x8F8) -#define PRCM_IRQENABLE_IVA PRCM_REG32(0x8FC) - -/* Modem on 2430 */ -#define CM_FCLKEN_MDM PRCM_REG32(0xC00) -#define CM_ICLKEN_MDM PRCM_REG32(0xC10) -#define CM_IDLEST_MDM PRCM_REG32(0xC20) -#define CM_AUTOIDLE_MDM PRCM_REG32(0xC30) -#define CM_CLKSEL_MDM PRCM_REG32(0xC40) -#define CM_CLKSTCTRL_MDM PRCM_REG32(0xC48) -#define RM_RSTCTRL_MDM PRCM_REG32(0xC50) -#define RM_RSTST_MDM PRCM_REG32(0xC58) -#define PM_WKEN_MDM PRCM_REG32(0xCA0) -#define PM_WKST_MDM PRCM_REG32(0xCB0) -#define PM_WKDEP_MDM PRCM_REG32(0xCC8) -#define PM_PWSTCTRL_MDM PRCM_REG32(0xCE0) -#define PM_PWSTST_MDM PRCM_REG32(0xCE4) - -#define OMAP24XX_L4_IO_BASE 0x48000000 - -#define DISP_BASE (OMAP24XX_L4_IO_BASE + 0x50000) -#define DISP_REG32(offset) __REG32(DISP_BASE + (offset)) - -#define OMAP24XX_GPMC_BASE (L3_24XX_BASE + 0xa000) -#define GPMC_REG32(offset) __REG32(OMAP24XX_GPMC_BASE + (offset)) - -/* FIXME: Move these to timer code */ -#define GPT1_BASE (0x48028000) -#define GPT1_REG32(offset) __REG32(GPT1_BASE + (offset)) - -/* Misc sysconfig */ -#define DISPC_SYSCONFIG DISP_REG32(0x410) -#define SPI_BASE (OMAP24XX_L4_IO_BASE + 0x98000) -#define MCSPI1_SYSCONFIG __REG32(SPI_BASE + 0x10) -#define MCSPI2_SYSCONFIG __REG32(SPI_BASE + 0x2000 + 0x10) -#define MCSPI3_SYSCONFIG __REG32(OMAP24XX_L4_IO_BASE + 0xb8010) - -#define CAMERA_MMU_SYSCONFIG __REG32(DISP_BASE + 0x2C10) -#define CAMERA_DMA_SYSCONFIG __REG32(DISP_BASE + 0x282C) -#define SYSTEM_DMA_SYSCONFIG __REG32(DISP_BASE + 0x602C) -#define GPMC_SYSCONFIG GPMC_REG32(0x010) -#define MAILBOXES_SYSCONFIG __REG32(OMAP24XX_L4_IO_BASE + 0x94010) -#define UART1_SYSCONFIG __REG32(OMAP24XX_L4_IO_BASE + 0x6A054) -#define UART2_SYSCONFIG __REG32(OMAP24XX_L4_IO_BASE + 0x6C054) -#define UART3_SYSCONFIG __REG32(OMAP24XX_L4_IO_BASE + 0x6E054) -#define SDRC_SYSCONFIG __REG32(OMAP24XX_SDRC_BASE + 0x10) -#define OMAP24XX_SMS_BASE (L3_24XX_BASE + 0x8000) -#define SMS_SYSCONFIG __REG32(OMAP24XX_SMS_BASE + 0x10) -#define SSI_SYSCONFIG __REG32(DISP_BASE + 0x8010) - -/* rkw - good cannidates for PM_ to start what nm was trying */ -#define OMAP24XX_GPT2 (OMAP24XX_L4_IO_BASE + 0x2A000) -#define OMAP24XX_GPT3 (OMAP24XX_L4_IO_BASE + 0x78000) -#define OMAP24XX_GPT4 (OMAP24XX_L4_IO_BASE + 0x7A000) -#define OMAP24XX_GPT5 (OMAP24XX_L4_IO_BASE + 0x7C000) -#define OMAP24XX_GPT6 (OMAP24XX_L4_IO_BASE + 0x7E000) -#define OMAP24XX_GPT7 (OMAP24XX_L4_IO_BASE + 0x80000) -#define OMAP24XX_GPT8 (OMAP24XX_L4_IO_BASE + 0x82000) -#define OMAP24XX_GPT9 (OMAP24XX_L4_IO_BASE + 0x84000) -#define OMAP24XX_GPT10 (OMAP24XX_L4_IO_BASE + 0x86000) -#define OMAP24XX_GPT11 (OMAP24XX_L4_IO_BASE + 0x88000) -#define OMAP24XX_GPT12 (OMAP24XX_L4_IO_BASE + 0x8A000) - -/* FIXME: Move these to timer code */ -#define GPTIMER1_SYSCONFIG GPT1_REG32(0x010) -#define GPTIMER2_SYSCONFIG __REG32(OMAP24XX_GPT2 + 0x10) -#define GPTIMER3_SYSCONFIG __REG32(OMAP24XX_GPT3 + 0x10) -#define GPTIMER4_SYSCONFIG __REG32(OMAP24XX_GPT4 + 0x10) -#define GPTIMER5_SYSCONFIG __REG32(OMAP24XX_GPT5 + 0x10) -#define GPTIMER6_SYSCONFIG __REG32(OMAP24XX_GPT6 + 0x10) -#define GPTIMER7_SYSCONFIG __REG32(OMAP24XX_GPT7 + 0x10) -#define GPTIMER8_SYSCONFIG __REG32(OMAP24XX_GPT8 + 0x10) -#define GPTIMER9_SYSCONFIG __REG32(OMAP24XX_GPT9 + 0x10) -#define GPTIMER10_SYSCONFIG __REG32(OMAP24XX_GPT10 + 0x10) -#define GPTIMER11_SYSCONFIG __REG32(OMAP24XX_GPT11 + 0x10) -#define GPTIMER12_SYSCONFIG __REG32(OMAP24XX_GPT12 + 0x10) - -/* FIXME: Move these to gpio code */ -#define OMAP24XX_GPIO_BASE 0x48018000 -#define GPIOX_BASE(X) (OMAP24XX_GPIO_BASE + (0x2000 * ((X) - 1))) - -#define GPIO1_SYSCONFIG __REG32((GPIOX_BASE(1) + 0x10)) -#define GPIO2_SYSCONFIG __REG32((GPIOX_BASE(2) + 0x10)) -#define GPIO3_SYSCONFIG __REG32((GPIOX_BASE(3) + 0x10)) -#define GPIO4_SYSCONFIG __REG32((GPIOX_BASE(4) + 0x10)) - -#if defined(CONFIG_ARCH_OMAP243X) -#define GPIO5_SYSCONFIG __REG32((OMAP24XX_GPIO5_BASE + 0x10)) -#endif - -/* GP TIMER 1 */ -#define GPTIMER1_TISTAT GPT1_REG32(0x014) -#define GPTIMER1_TISR GPT1_REG32(0x018) -#define GPTIMER1_TIER GPT1_REG32(0x01C) -#define GPTIMER1_TWER GPT1_REG32(0x020) -#define GPTIMER1_TCLR GPT1_REG32(0x024) -#define GPTIMER1_TCRR GPT1_REG32(0x028) -#define GPTIMER1_TLDR GPT1_REG32(0x02C) -#define GPTIMER1_TTGR GPT1_REG32(0x030) -#define GPTIMER1_TWPS GPT1_REG32(0x034) -#define GPTIMER1_TMAR GPT1_REG32(0x038) -#define GPTIMER1_TCAR1 GPT1_REG32(0x03C) -#define GPTIMER1_TSICR GPT1_REG32(0x040) -#define GPTIMER1_TCAR2 GPT1_REG32(0x044) - -/* rkw -- base fix up please... */ -#define GPTIMER3_TISR __REG32(OMAP24XX_L4_IO_BASE + 0x78018) - -/* SDRC */ -#define SDRC_DLLA_CTRL __REG32(OMAP24XX_SDRC_BASE + 0x060) -#define SDRC_DLLA_STATUS __REG32(OMAP24XX_SDRC_BASE + 0x064) -#define SDRC_DLLB_CTRL __REG32(OMAP24XX_SDRC_BASE + 0x068) -#define SDRC_DLLB_STATUS __REG32(OMAP24XX_SDRC_BASE + 0x06C) -#define SDRC_POWER __REG32(OMAP24XX_SDRC_BASE + 0x070) -#define SDRC_MR_0 __REG32(OMAP24XX_SDRC_BASE + 0x084) - -/* GPIO 1 */ -#define GPIO1_BASE GPIOX_BASE(1) -#define GPIO1_REG32(offset) __REG32(GPIO1_BASE + (offset)) -#define GPIO1_IRQENABLE1 GPIO1_REG32(0x01C) -#define GPIO1_IRQSTATUS1 GPIO1_REG32(0x018) -#define GPIO1_IRQENABLE2 GPIO1_REG32(0x02C) -#define GPIO1_IRQSTATUS2 GPIO1_REG32(0x028) -#define GPIO1_WAKEUPENABLE GPIO1_REG32(0x020) -#define GPIO1_RISINGDETECT GPIO1_REG32(0x048) -#define GPIO1_DATAIN GPIO1_REG32(0x038) -#define GPIO1_OE GPIO1_REG32(0x034) -#define GPIO1_DATAOUT GPIO1_REG32(0x03C) - -/* GPIO2 */ -#define GPIO2_BASE GPIOX_BASE(2) -#define GPIO2_REG32(offset) __REG32(GPIO2_BASE + (offset)) -#define GPIO2_IRQENABLE1 GPIO2_REG32(0x01C) -#define GPIO2_IRQSTATUS1 GPIO2_REG32(0x018) -#define GPIO2_IRQENABLE2 GPIO2_REG32(0x02C) -#define GPIO2_IRQSTATUS2 GPIO2_REG32(0x028) -#define GPIO2_WAKEUPENABLE GPIO2_REG32(0x020) -#define GPIO2_RISINGDETECT GPIO2_REG32(0x048) -#define GPIO2_DATAIN GPIO2_REG32(0x038) -#define GPIO2_OE GPIO2_REG32(0x034) -#define GPIO2_DATAOUT GPIO2_REG32(0x03C) -#define GPIO2_DEBOUNCENABLE GPIO2_REG32(0x050) -#define GPIO2_DEBOUNCINGTIME GPIO2_REG32(0x054) - -/* GPIO 3 */ -#define GPIO3_BASE GPIOX_BASE(3) -#define GPIO3_REG32(offset) __REG32(GPIO3_BASE + (offset)) -#define GPIO3_IRQENABLE1 GPIO3_REG32(0x01C) -#define GPIO3_IRQSTATUS1 GPIO3_REG32(0x018) -#define GPIO3_IRQENABLE2 GPIO3_REG32(0x02C) -#define GPIO3_IRQSTATUS2 GPIO3_REG32(0x028) -#define GPIO3_WAKEUPENABLE GPIO3_REG32(0x020) -#define GPIO3_RISINGDETECT GPIO3_REG32(0x048) -#define GPIO3_FALLINGDETECT GPIO3_REG32(0x04C) -#define GPIO3_DATAIN GPIO3_REG32(0x038) -#define GPIO3_OE GPIO3_REG32(0x034) -#define GPIO3_DATAOUT GPIO3_REG32(0x03C) -#define GPIO3_DEBOUNCENABLE GPIO3_REG32(0x050) -#define GPIO3_DEBOUNCINGTIME GPIO3_REG32(0x054) -#define GPIO3_DEBOUNCENABLE GPIO3_REG32(0x050) -#define GPIO3_DEBOUNCINGTIME GPIO3_REG32(0x054) - -/* GPIO 4 */ -#define GPIO4_BASE GPIOX_BASE(4) -#define GPIO4_REG32(offset) __REG32(GPIO4_BASE + (offset)) -#define GPIO4_IRQENABLE1 GPIO4_REG32(0x01C) -#define GPIO4_IRQSTATUS1 GPIO4_REG32(0x018) -#define GPIO4_IRQENABLE2 GPIO4_REG32(0x02C) -#define GPIO4_IRQSTATUS2 GPIO4_REG32(0x028) -#define GPIO4_WAKEUPENABLE GPIO4_REG32(0x020) -#define GPIO4_RISINGDETECT GPIO4_REG32(0x048) -#define GPIO4_FALLINGDETECT GPIO4_REG32(0x04C) -#define GPIO4_DATAIN GPIO4_REG32(0x038) -#define GPIO4_OE GPIO4_REG32(0x034) -#define GPIO4_DATAOUT GPIO4_REG32(0x03C) -#define GPIO4_DEBOUNCENABLE GPIO4_REG32(0x050) -#define GPIO4_DEBOUNCINGTIME GPIO4_REG32(0x054) - -#if defined(CONFIG_ARCH_OMAP243X) -/* GPIO 5 */ -#define GPIO5_REG32(offset) __REG32((OMAP24XX_GPIO5_BASE + (offset))) -#define GPIO5_IRQENABLE1 GPIO5_REG32(0x01C) -#define GPIO5_IRQSTATUS1 GPIO5_REG32(0x018) -#define GPIO5_IRQENABLE2 GPIO5_REG32(0x02C) -#define GPIO5_IRQSTATUS2 GPIO5_REG32(0x028) -#define GPIO5_WAKEUPENABLE GPIO5_REG32(0x020) -#define GPIO5_RISINGDETECT GPIO5_REG32(0x048) -#define GPIO5_FALLINGDETECT GPIO5_REG32(0x04C) -#define GPIO5_DATAIN GPIO5_REG32(0x038) -#define GPIO5_OE GPIO5_REG32(0x034) -#define GPIO5_DATAOUT GPIO5_REG32(0x03C) -#define GPIO5_DEBOUNCENABLE GPIO5_REG32(0x050) -#define GPIO5_DEBOUNCINGTIME GPIO5_REG32(0x054) -#endif - -/* IO CONFIG */ -#define OMAP24XX_CTRL_BASE (L4_24XX_BASE) -#define CONTROL_REG32(offset) __REG32(OMAP24XX_CTRL_BASE + (offset)) - -#define CONTROL_PADCONF_SPI1_NCS2 CONTROL_REG32(0x104) -#define CONTROL_PADCONF_SYS_XTALOUT CONTROL_REG32(0x134) -#define CONTROL_PADCONF_UART1_RX CONTROL_REG32(0x0C8) -#define CONTROL_PADCONF_MCBSP1_DX CONTROL_REG32(0x10C) -#define CONTROL_PADCONF_GPMC_NCS4 CONTROL_REG32(0x090) -#define CONTROL_PADCONF_DSS_D5 CONTROL_REG32(0x0B8) -#define CONTROL_PADCONF_DSS_D9 CONTROL_REG32(0x0BC) /* 2420 */ -#define CONTROL_PADCONF_DSS_D13 CONTROL_REG32(0x0C0) -#define CONTROL_PADCONF_DSS_VSYNC CONTROL_REG32(0x0CC) -#define CONTROL_PADCONF_SYS_NIRQW0 CONTROL_REG32(0x0BC) /* 2430 */ -#define CONTROL_PADCONF_SSI1_FLAG_TX CONTROL_REG32(0x108) /* 2430 */ - -/* CONTROL */ -#define CONTROL_DEVCONF CONTROL_REG32(0x274) -#define CONTROL_DEVCONF1 CONTROL_REG32(0x2E8) - -/* INTERRUPT CONTROLLER */ -#define INTC_BASE ((L4_24XX_BASE) + 0xfe000) -#define INTC_REG32(offset) __REG32(INTC_BASE + (offset)) - -#define INTC1_U_BASE INTC_REG32(0x000) -#define INTC_MIR0 INTC_REG32(0x084) -#define INTC_MIR_SET0 INTC_REG32(0x08C) -#define INTC_MIR_CLEAR0 INTC_REG32(0x088) -#define INTC_ISR_CLEAR0 INTC_REG32(0x094) -#define INTC_MIR1 INTC_REG32(0x0A4) -#define INTC_MIR_SET1 INTC_REG32(0x0AC) -#define INTC_MIR_CLEAR1 INTC_REG32(0x0A8) -#define INTC_ISR_CLEAR1 INTC_REG32(0x0B4) -#define INTC_MIR2 INTC_REG32(0x0C4) -#define INTC_MIR_SET2 INTC_REG32(0x0CC) -#define INTC_MIR_CLEAR2 INTC_REG32(0x0C8) -#define INTC_ISR_CLEAR2 INTC_REG32(0x0D4) -#define INTC_SIR_IRQ INTC_REG32(0x040) -#define INTC_CONTROL INTC_REG32(0x048) -#define INTC_ILR11 INTC_REG32(0x12C) /* PRCM on MPU PIC */ -#define INTC_ILR30 INTC_REG32(0x178) -#define INTC_ILR31 INTC_REG32(0x17C) -#define INTC_ILR32 INTC_REG32(0x180) -#define INTC_ILR37 INTC_REG32(0x194) /* GPIO4 on MPU PIC */ -#define INTC_SYSCONFIG INTC_REG32(0x010) /* GPT1 on MPU PIC */ - -/* RAM FIREWALL */ -#define RAMFW_BASE (0x68005000) -#define RAMFW_REG32(offset) __REG32(RAMFW_BASE + (offset)) - -#define RAMFW_REQINFOPERM0 RAMFW_REG32(0x048) -#define RAMFW_READPERM0 RAMFW_REG32(0x050) -#define RAMFW_WRITEPERM0 RAMFW_REG32(0x058) - -/* GPMC CS1 FPGA ON USER INTERFACE MODULE */ -//#define DEBUG_BOARD_LED_REGISTER 0x04000014 - -/* GPMC CS0 */ -#define GPMC_CONFIG1_0 GPMC_REG32(0x060) -#define GPMC_CONFIG2_0 GPMC_REG32(0x064) -#define GPMC_CONFIG3_0 GPMC_REG32(0x068) -#define GPMC_CONFIG4_0 GPMC_REG32(0x06C) -#define GPMC_CONFIG5_0 GPMC_REG32(0x070) -#define GPMC_CONFIG6_0 GPMC_REG32(0x074) -#define GPMC_CONFIG7_0 GPMC_REG32(0x078) - -/* GPMC CS1 */ -#define GPMC_CONFIG1_1 GPMC_REG32(0x090) -#define GPMC_CONFIG2_1 GPMC_REG32(0x094) -#define GPMC_CONFIG3_1 GPMC_REG32(0x098) -#define GPMC_CONFIG4_1 GPMC_REG32(0x09C) -#define GPMC_CONFIG5_1 GPMC_REG32(0x0a0) -#define GPMC_CONFIG6_1 GPMC_REG32(0x0a4) -#define GPMC_CONFIG7_1 GPMC_REG32(0x0a8) - -/* GPMC CS3 */ -#define GPMC_CONFIG1_3 GPMC_REG32(0x0F0) -#define GPMC_CONFIG2_3 GPMC_REG32(0x0F4) -#define GPMC_CONFIG3_3 GPMC_REG32(0x0F8) -#define GPMC_CONFIG4_3 GPMC_REG32(0x0FC) -#define GPMC_CONFIG5_3 GPMC_REG32(0x100) -#define GPMC_CONFIG6_3 GPMC_REG32(0x104) -#define GPMC_CONFIG7_3 GPMC_REG32(0x108) - -/* DSS */ -#define DSS_CONTROL DISP_REG32(0x040) -#define DISPC_CONTROL DISP_REG32(0x440) -#define DISPC_SYSSTATUS DISP_REG32(0x414) -#define DISPC_IRQSTATUS DISP_REG32(0x418) -#define DISPC_IRQENABLE DISP_REG32(0x41C) -#define DISPC_CONFIG DISP_REG32(0x444) -#define DISPC_DEFAULT_COLOR0 DISP_REG32(0x44C) -#define DISPC_DEFAULT_COLOR1 DISP_REG32(0x450) -#define DISPC_TRANS_COLOR0 DISP_REG32(0x454) -#define DISPC_TRANS_COLOR1 DISP_REG32(0x458) -#define DISPC_LINE_NUMBER DISP_REG32(0x460) -#define DISPC_TIMING_H DISP_REG32(0x464) -#define DISPC_TIMING_V DISP_REG32(0x468) -#define DISPC_POL_FREQ DISP_REG32(0x46C) -#define DISPC_DIVISOR DISP_REG32(0x470) -#define DISPC_SIZE_DIG DISP_REG32(0x478) -#define DISPC_SIZE_LCD DISP_REG32(0x47C) -#define DISPC_GFX_BA0 DISP_REG32(0x480) -#define DISPC_GFX_BA1 DISP_REG32(0x484) -#define DISPC_GFX_POSITION DISP_REG32(0x488) -#define DISPC_GFX_SIZE DISP_REG32(0x48C) -#define DISPC_GFX_ATTRIBUTES DISP_REG32(0x4A0) -#define DISPC_GFX_FIFO_THRESHOLD DISP_REG32(0x4A4) -#define DISPC_GFX_ROW_INC DISP_REG32(0x4AC) -#define DISPC_GFX_PIXEL_INC DISP_REG32(0x4B0) -#define DISPC_GFX_WINDOW_SKIP DISP_REG32(0x4B4) -#define DISPC_GFX_TABLE_BA DISP_REG32(0x4B8) -#define DISPC_DATA_CYCLE1 DISP_REG32(0x5D4) -#define DISPC_DATA_CYCLE2 DISP_REG32(0x5D8) -#define DISPC_DATA_CYCLE3 DISP_REG32(0x5DC) - -/* HSUSB Suspend */ -#define HSUSB_CTRL __REG8(0x480AC001) -#define USBOTG_POWER __REG32(0x480AC000) - -/* HS MMC */ -#define MMCHS1_SYSCONFIG __REG32(0x4809C010) -#define MMCHS2_SYSCONFIG __REG32(0x480b4010) - -#endif /* __ASSEMBLER__ */ - -#endif - - - - - diff --git a/arch/arm/mach-omap2/prcm.c b/arch/arm/mach-omap2/prcm.c index 90f530540c65..b12f423b8595 100644 --- a/arch/arm/mach-omap2/prcm.c +++ b/arch/arm/mach-omap2/prcm.c @@ -17,19 +17,27 @@ #include <linux/init.h> #include <linux/clk.h> -#include "prcm-regs.h" +#include <asm/io.h> + +#include "prm.h" +#include "prm-regbits-24xx.h" extern void omap2_clk_prepare_for_reboot(void); u32 omap_prcm_get_reset_sources(void) { - return RM_RSTST_WKUP & 0x7f; + return prm_read_mod_reg(WKUP_MOD, RM_RSTST) & 0x7f; } EXPORT_SYMBOL(omap_prcm_get_reset_sources); /* Resets clock rates and reboots the system. Only called from system.h */ void omap_prcm_arch_reset(char mode) { + u32 wkup; omap2_clk_prepare_for_reboot(); - RM_RSTCTRL_WKUP |= 2; + + if (cpu_is_omap24xx()) { + wkup = prm_read_mod_reg(WKUP_MOD, RM_RSTCTRL) | OMAP_RST_DPLL3; + prm_write_mod_reg(wkup, WKUP_MOD, RM_RSTCTRL); + } } diff --git a/arch/arm/mach-omap2/prm-regbits-24xx.h b/arch/arm/mach-omap2/prm-regbits-24xx.h new file mode 100644 index 000000000000..c6d17a3378ec --- /dev/null +++ b/arch/arm/mach-omap2/prm-regbits-24xx.h @@ -0,0 +1,279 @@ +#ifndef __ARCH_ARM_MACH_OMAP2_PRM_REGBITS_24XX_H +#define __ARCH_ARM_MACH_OMAP2_PRM_REGBITS_24XX_H + +/* + * OMAP24XX Power/Reset Management register bits + * + * Copyright (C) 2007 Texas Instruments, Inc. + * Copyright (C) 2007 Nokia Corporation + * + * Written by Paul Walmsley + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include "prm.h" + +/* Bits shared between registers */ + +/* PRCM_IRQSTATUS_MPU, PM_IRQSTATUS_DSP, PRCM_IRQSTATUS_IVA shared bits */ +#define OMAP24XX_VOLTTRANS_ST (1 << 2) +#define OMAP24XX_WKUP2_ST (1 << 1) +#define OMAP24XX_WKUP1_ST (1 << 0) + +/* PRCM_IRQENABLE_MPU, PM_IRQENABLE_DSP, PRCM_IRQENABLE_IVA shared bits */ +#define OMAP24XX_VOLTTRANS_EN (1 << 2) +#define OMAP24XX_WKUP2_EN (1 << 1) +#define OMAP24XX_WKUP1_EN (1 << 0) + +/* PM_WKDEP_GFX, PM_WKDEP_MPU, PM_WKDEP_DSP, PM_WKDEP_MDM shared bits */ +#define OMAP24XX_EN_MPU (1 << 1) +#define OMAP24XX_EN_CORE (1 << 0) + +/* + * PM_PWSTCTRL_MPU, PM_PWSTCTRL_GFX, PM_PWSTCTRL_DSP, PM_PWSTCTRL_MDM + * shared bits + */ +#define OMAP24XX_MEMONSTATE_SHIFT 10 +#define OMAP24XX_MEMONSTATE_MASK (0x3 << 10) +#define OMAP24XX_MEMRETSTATE (1 << 3) + +/* PM_PWSTCTRL_GFX, PM_PWSTCTRL_DSP, PM_PWSTCTRL_MDM shared bits */ +#define OMAP24XX_FORCESTATE (1 << 18) + +/* + * PM_PWSTST_CORE, PM_PWSTST_GFX, PM_PWSTST_MPU, PM_PWSTST_DSP, + * PM_PWSTST_MDM shared bits + */ +#define OMAP24XX_CLKACTIVITY (1 << 19) + +/* PM_PWSTST_MPU, PM_PWSTST_CORE, PM_PWSTST_DSP shared bits */ +#define OMAP24XX_LASTSTATEENTERED_SHIFT 4 +#define OMAP24XX_LASTSTATEENTERED_MASK (0x3 << 4) + +/* PM_PWSTST_MPU and PM_PWSTST_DSP shared bits */ +#define OMAP2430_MEMSTATEST_SHIFT 10 +#define OMAP2430_MEMSTATEST_MASK (0x3 << 10) + +/* PM_PWSTST_GFX, PM_PWSTST_DSP, PM_PWSTST_MDM shared bits */ +#define OMAP24XX_POWERSTATEST_SHIFT 0 +#define OMAP24XX_POWERSTATEST_MASK (0x3 << 0) + + +/* Bits specific to each register */ + +/* PRCM_REVISION */ +#define OMAP24XX_REV_SHIFT 0 +#define OMAP24XX_REV_MASK (0xff << 0) + +/* PRCM_SYSCONFIG */ +#define OMAP24XX_AUTOIDLE (1 << 0) + +/* PRCM_IRQSTATUS_MPU specific bits */ +#define OMAP2430_DPLL_RECAL_ST (1 << 6) +#define OMAP24XX_TRANSITION_ST (1 << 5) +#define OMAP24XX_EVGENOFF_ST (1 << 4) +#define OMAP24XX_EVGENON_ST (1 << 3) + +/* PRCM_IRQENABLE_MPU specific bits */ +#define OMAP2430_DPLL_RECAL_EN (1 << 6) +#define OMAP24XX_TRANSITION_EN (1 << 5) +#define OMAP24XX_EVGENOFF_EN (1 << 4) +#define OMAP24XX_EVGENON_EN (1 << 3) + +/* PRCM_VOLTCTRL */ +#define OMAP24XX_AUTO_EXTVOLT (1 << 15) +#define OMAP24XX_FORCE_EXTVOLT (1 << 14) +#define OMAP24XX_SETOFF_LEVEL_SHIFT 12 +#define OMAP24XX_SETOFF_LEVEL_MASK (0x3 << 12) +#define OMAP24XX_MEMRETCTRL (1 << 8) +#define OMAP24XX_SETRET_LEVEL_SHIFT 6 +#define OMAP24XX_SETRET_LEVEL_MASK (0x3 << 6) +#define OMAP24XX_VOLT_LEVEL_SHIFT 0 +#define OMAP24XX_VOLT_LEVEL_MASK (0x3 << 0) + +/* PRCM_VOLTST */ +#define OMAP24XX_ST_VOLTLEVEL_SHIFT 0 +#define OMAP24XX_ST_VOLTLEVEL_MASK (0x3 << 0) + +/* PRCM_CLKSRC_CTRL specific bits */ + +/* PRCM_CLKOUT_CTRL */ +#define OMAP2420_CLKOUT2_EN_SHIFT 15 +#define OMAP2420_CLKOUT2_EN (1 << 15) +#define OMAP2420_CLKOUT2_DIV_SHIFT 11 +#define OMAP2420_CLKOUT2_DIV_MASK (0x7 << 11) +#define OMAP2420_CLKOUT2_SOURCE_SHIFT 8 +#define OMAP2420_CLKOUT2_SOURCE_MASK (0x3 << 8) +#define OMAP24XX_CLKOUT_EN_SHIFT 7 +#define OMAP24XX_CLKOUT_EN (1 << 7) +#define OMAP24XX_CLKOUT_DIV_SHIFT 3 +#define OMAP24XX_CLKOUT_DIV_MASK (0x7 << 3) +#define OMAP24XX_CLKOUT_SOURCE_SHIFT 0 +#define OMAP24XX_CLKOUT_SOURCE_MASK (0x3 << 0) + +/* PRCM_CLKEMUL_CTRL */ +#define OMAP24XX_EMULATION_EN_SHIFT 0 +#define OMAP24XX_EMULATION_EN (1 << 0) + +/* PRCM_CLKCFG_CTRL */ +#define OMAP24XX_VALID_CONFIG (1 << 0) + +/* PRCM_CLKCFG_STATUS */ +#define OMAP24XX_CONFIG_STATUS (1 << 0) + +/* PRCM_VOLTSETUP specific bits */ + +/* PRCM_CLKSSETUP specific bits */ + +/* PRCM_POLCTRL */ +#define OMAP2420_CLKOUT2_POL (1 << 10) +#define OMAP24XX_CLKOUT_POL (1 << 9) +#define OMAP24XX_CLKREQ_POL (1 << 8) +#define OMAP2430_USE_POWEROK (1 << 2) +#define OMAP2430_POWEROK_POL (1 << 1) +#define OMAP24XX_EXTVOL_POL (1 << 0) + +/* RM_RSTST_MPU specific bits */ +/* 2430 calls GLOBALWMPU_RST "GLOBALWARM_RST" instead */ + +/* PM_WKDEP_MPU specific bits */ +#define OMAP2430_PM_WKDEP_MPU_EN_MDM (1 << 5) +#define OMAP24XX_PM_WKDEP_MPU_EN_DSP (1 << 2) + +/* PM_EVGENCTRL_MPU specific bits */ + +/* PM_EVEGENONTIM_MPU specific bits */ + +/* PM_EVEGENOFFTIM_MPU specific bits */ + +/* PM_PWSTCTRL_MPU specific bits */ +#define OMAP2430_FORCESTATE (1 << 18) + +/* PM_PWSTST_MPU specific bits */ +/* INTRANSITION, CLKACTIVITY, POWERSTATE, MEMSTATEST are 2430 only */ + +/* PM_WKEN1_CORE specific bits */ + +/* PM_WKEN2_CORE specific bits */ + +/* PM_WKST1_CORE specific bits*/ + +/* PM_WKST2_CORE specific bits */ + +/* PM_WKDEP_CORE specific bits*/ +#define OMAP2430_PM_WKDEP_CORE_EN_MDM (1 << 5) +#define OMAP24XX_PM_WKDEP_CORE_EN_GFX (1 << 3) +#define OMAP24XX_PM_WKDEP_CORE_EN_DSP (1 << 2) + +/* PM_PWSTCTRL_CORE specific bits */ +#define OMAP24XX_MEMORYCHANGE (1 << 20) +#define OMAP24XX_MEM3ONSTATE_SHIFT 14 +#define OMAP24XX_MEM3ONSTATE_MASK (0x3 << 14) +#define OMAP24XX_MEM2ONSTATE_SHIFT 12 +#define OMAP24XX_MEM2ONSTATE_MASK (0x3 << 12) +#define OMAP24XX_MEM1ONSTATE_SHIFT 10 +#define OMAP24XX_MEM1ONSTATE_MASK (0x3 << 10) +#define OMAP24XX_MEM3RETSTATE (1 << 5) +#define OMAP24XX_MEM2RETSTATE (1 << 4) +#define OMAP24XX_MEM1RETSTATE (1 << 3) + +/* PM_PWSTST_CORE specific bits */ +#define OMAP24XX_MEM3STATEST_SHIFT 14 +#define OMAP24XX_MEM3STATEST_MASK (0x3 << 14) +#define OMAP24XX_MEM2STATEST_SHIFT 12 +#define OMAP24XX_MEM2STATEST_MASK (0x3 << 12) +#define OMAP24XX_MEM1STATEST_SHIFT 10 +#define OMAP24XX_MEM1STATEST_MASK (0x3 << 10) + +/* RM_RSTCTRL_GFX */ +#define OMAP24XX_GFX_RST (1 << 0) + +/* RM_RSTST_GFX specific bits */ +#define OMAP24XX_GFX_SW_RST (1 << 4) + +/* PM_PWSTCTRL_GFX specific bits */ + +/* PM_WKDEP_GFX specific bits */ +/* 2430 often calls EN_WAKEUP "EN_WKUP" */ + +/* RM_RSTCTRL_WKUP specific bits */ + +/* RM_RSTTIME_WKUP specific bits */ + +/* RM_RSTST_WKUP specific bits */ +/* 2430 calls EXTWMPU_RST "EXTWARM_RST" and GLOBALWMPU_RST "GLOBALWARM_RST" */ +#define OMAP24XX_EXTWMPU_RST (1 << 6) +#define OMAP24XX_SECU_WD_RST (1 << 5) +#define OMAP24XX_MPU_WD_RST (1 << 4) +#define OMAP24XX_SECU_VIOL_RST (1 << 3) + +/* PM_WKEN_WKUP specific bits */ + +/* PM_WKST_WKUP specific bits */ + +/* RM_RSTCTRL_DSP */ +#define OMAP2420_RST_IVA (1 << 8) +#define OMAP24XX_RST2_DSP (1 << 1) +#define OMAP24XX_RST1_DSP (1 << 0) + +/* RM_RSTST_DSP specific bits */ +/* 2430 calls GLOBALWMPU_RST "GLOBALWARM_RST" */ +#define OMAP2420_IVA_SW_RST (1 << 8) +#define OMAP24XX_DSP_SW_RST2 (1 << 5) +#define OMAP24XX_DSP_SW_RST1 (1 << 4) + +/* PM_WKDEP_DSP specific bits */ + +/* PM_PWSTCTRL_DSP specific bits */ +/* 2430 only: MEMONSTATE, MEMRETSTATE */ +#define OMAP2420_MEMIONSTATE_SHIFT 12 +#define OMAP2420_MEMIONSTATE_MASK (0x3 << 12) +#define OMAP2420_MEMIRETSTATE (1 << 4) + +/* PM_PWSTST_DSP specific bits */ +/* MEMSTATEST is 2430 only */ +#define OMAP2420_MEMISTATEST_SHIFT 12 +#define OMAP2420_MEMISTATEST_MASK (0x3 << 12) + +/* PRCM_IRQSTATUS_DSP specific bits */ + +/* PRCM_IRQENABLE_DSP specific bits */ + +/* RM_RSTCTRL_MDM */ +/* 2430 only */ +#define OMAP2430_PWRON1_MDM (1 << 1) +#define OMAP2430_RST1_MDM (1 << 0) + +/* RM_RSTST_MDM specific bits */ +/* 2430 only */ +#define OMAP2430_MDM_SECU_VIOL (1 << 6) +#define OMAP2430_MDM_SW_PWRON1 (1 << 5) +#define OMAP2430_MDM_SW_RST1 (1 << 4) + +/* PM_WKEN_MDM */ +/* 2430 only */ +#define OMAP2430_PM_WKEN_MDM_EN_MDM (1 << 0) + +/* PM_WKST_MDM specific bits */ +/* 2430 only */ + +/* PM_WKDEP_MDM specific bits */ +/* 2430 only */ + +/* PM_PWSTCTRL_MDM specific bits */ +/* 2430 only */ +#define OMAP2430_KILLDOMAINWKUP (1 << 19) + +/* PM_PWSTST_MDM specific bits */ +/* 2430 only */ + +/* PRCM_IRQSTATUS_IVA */ +/* 2420 only */ + +/* PRCM_IRQENABLE_IVA */ +/* 2420 only */ + +#endif diff --git a/arch/arm/mach-omap2/prm-regbits-34xx.h b/arch/arm/mach-omap2/prm-regbits-34xx.h new file mode 100644 index 000000000000..b4686bc345ca --- /dev/null +++ b/arch/arm/mach-omap2/prm-regbits-34xx.h @@ -0,0 +1,582 @@ +#ifndef __ARCH_ARM_MACH_OMAP2_PRM_REGBITS_34XX_H +#define __ARCH_ARM_MACH_OMAP2_PRM_REGBITS_34XX_H + +/* + * OMAP3430 Power/Reset Management register bits + * + * Copyright (C) 2007-2008 Texas Instruments, Inc. + * Copyright (C) 2007-2008 Nokia Corporation + * + * Written by Paul Walmsley + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include "prm.h" + +/* Shared register bits */ + +/* PRM_VC_CMD_VAL_0, PRM_VC_CMD_VAL_1 shared bits */ +#define OMAP3430_ON_SHIFT 24 +#define OMAP3430_ON_MASK (0xff << 24) +#define OMAP3430_ONLP_SHIFT 16 +#define OMAP3430_ONLP_MASK (0xff << 16) +#define OMAP3430_RET_SHIFT 8 +#define OMAP3430_RET_MASK (0xff << 8) +#define OMAP3430_OFF_SHIFT 0 +#define OMAP3430_OFF_MASK (0xff << 0) + +/* PRM_VP1_CONFIG, PRM_VP2_CONFIG shared bits */ +#define OMAP3430_ERROROFFSET_SHIFT 24 +#define OMAP3430_ERROROFFSET_MASK (0xff << 24) +#define OMAP3430_ERRORGAIN_SHIFT 16 +#define OMAP3430_ERRORGAIN_MASK (0xff << 16) +#define OMAP3430_INITVOLTAGE_SHIFT 8 +#define OMAP3430_INITVOLTAGE_MASK (0xff << 8) +#define OMAP3430_TIMEOUTEN (1 << 3) +#define OMAP3430_INITVDD (1 << 2) +#define OMAP3430_FORCEUPDATE (1 << 1) +#define OMAP3430_VPENABLE (1 << 0) + +/* PRM_VP1_VSTEPMIN, PRM_VP2_VSTEPMIN shared bits */ +#define OMAP3430_SMPSWAITTIMEMIN_SHIFT 8 +#define OMAP3430_SMPSWAITTIMEMIN_MASK (0xffff << 8) +#define OMAP3430_VSTEPMIN_SHIFT 0 +#define OMAP3430_VSTEPMIN_MASK (0xff << 0) + +/* PRM_VP1_VSTEPMAX, PRM_VP2_VSTEPMAX shared bits */ +#define OMAP3430_SMPSWAITTIMEMAX_SHIFT 8 +#define OMAP3430_SMPSWAITTIMEMAX_MASK (0xffff << 8) +#define OMAP3430_VSTEPMAX_SHIFT 0 +#define OMAP3430_VSTEPMAX_MASK (0xff << 0) + +/* PRM_VP1_VLIMITTO, PRM_VP2_VLIMITTO shared bits */ +#define OMAP3430_VDDMAX_SHIFT 24 +#define OMAP3430_VDDMAX_MASK (0xff << 24) +#define OMAP3430_VDDMIN_SHIFT 16 +#define OMAP3430_VDDMIN_MASK (0xff << 16) +#define OMAP3430_TIMEOUT_SHIFT 0 +#define OMAP3430_TIMEOUT_MASK (0xffff << 0) + +/* PRM_VP1_VOLTAGE, PRM_VP2_VOLTAGE shared bits */ +#define OMAP3430_VPVOLTAGE_SHIFT 0 +#define OMAP3430_VPVOLTAGE_MASK (0xff << 0) + +/* PRM_VP1_STATUS, PRM_VP2_STATUS shared bits */ +#define OMAP3430_VPINIDLE (1 << 0) + +/* PM_WKDEP_IVA2, PM_WKDEP_MPU shared bits */ +#define OMAP3430_EN_PER (1 << 7) + +/* PM_PWSTCTRL_IVA2, PM_PWSTCTRL_MPU, PM_PWSTCTRL_CORE shared bits */ +#define OMAP3430_MEMORYCHANGE (1 << 3) + +/* PM_PWSTST_IVA2, PM_PWSTST_CORE shared bits */ +#define OMAP3430_LOGICSTATEST (1 << 2) + +/* PM_PREPWSTST_IVA2, PM_PREPWSTST_CORE shared bits */ +#define OMAP3430_LASTLOGICSTATEENTERED (1 << 2) + +/* + * PM_PREPWSTST_IVA2, PM_PREPWSTST_MPU, PM_PREPWSTST_CORE, + * PM_PREPWSTST_GFX, PM_PREPWSTST_DSS, PM_PREPWSTST_CAM, + * PM_PREPWSTST_PER, PM_PREPWSTST_NEON shared bits + */ +#define OMAP3430_LASTPOWERSTATEENTERED_SHIFT 0 +#define OMAP3430_LASTPOWERSTATEENTERED_MASK (0x3 << 0) + +/* PRM_IRQSTATUS_IVA2, PRM_IRQSTATUS_MPU shared bits */ +#define OMAP3430_WKUP_ST (1 << 0) + +/* PRM_IRQENABLE_IVA2, PRM_IRQENABLE_MPU shared bits */ +#define OMAP3430_WKUP_EN (1 << 0) + +/* PM_MPUGRPSEL1_CORE, PM_IVA2GRPSEL1_CORE shared bits */ +#define OMAP3430_GRPSEL_MMC2 (1 << 25) +#define OMAP3430_GRPSEL_MMC1 (1 << 24) +#define OMAP3430_GRPSEL_MCSPI4 (1 << 21) +#define OMAP3430_GRPSEL_MCSPI3 (1 << 20) +#define OMAP3430_GRPSEL_MCSPI2 (1 << 19) +#define OMAP3430_GRPSEL_MCSPI1 (1 << 18) +#define OMAP3430_GRPSEL_I2C3 (1 << 17) +#define OMAP3430_GRPSEL_I2C2 (1 << 16) +#define OMAP3430_GRPSEL_I2C1 (1 << 15) +#define OMAP3430_GRPSEL_UART2 (1 << 14) +#define OMAP3430_GRPSEL_UART1 (1 << 13) +#define OMAP3430_GRPSEL_GPT11 (1 << 12) +#define OMAP3430_GRPSEL_GPT10 (1 << 11) +#define OMAP3430_GRPSEL_MCBSP5 (1 << 10) +#define OMAP3430_GRPSEL_MCBSP1 (1 << 9) +#define OMAP3430_GRPSEL_HSOTGUSB (1 << 4) +#define OMAP3430_GRPSEL_D2D (1 << 3) + +/* + * PM_PWSTCTRL_GFX, PM_PWSTCTRL_DSS, PM_PWSTCTRL_CAM, + * PM_PWSTCTRL_PER shared bits + */ +#define OMAP3430_MEMONSTATE_SHIFT 16 +#define OMAP3430_MEMONSTATE_MASK (0x3 << 16) +#define OMAP3430_MEMRETSTATE (1 << 8) + +/* PM_MPUGRPSEL_PER, PM_IVA2GRPSEL_PER shared bits */ +#define OMAP3430_GRPSEL_GPIO6 (1 << 17) +#define OMAP3430_GRPSEL_GPIO5 (1 << 16) +#define OMAP3430_GRPSEL_GPIO4 (1 << 15) +#define OMAP3430_GRPSEL_GPIO3 (1 << 14) +#define OMAP3430_GRPSEL_GPIO2 (1 << 13) +#define OMAP3430_GRPSEL_UART3 (1 << 11) +#define OMAP3430_GRPSEL_GPT9 (1 << 10) +#define OMAP3430_GRPSEL_GPT8 (1 << 9) +#define OMAP3430_GRPSEL_GPT7 (1 << 8) +#define OMAP3430_GRPSEL_GPT6 (1 << 7) +#define OMAP3430_GRPSEL_GPT5 (1 << 6) +#define OMAP3430_GRPSEL_GPT4 (1 << 5) +#define OMAP3430_GRPSEL_GPT3 (1 << 4) +#define OMAP3430_GRPSEL_GPT2 (1 << 3) +#define OMAP3430_GRPSEL_MCBSP4 (1 << 2) +#define OMAP3430_GRPSEL_MCBSP3 (1 << 1) +#define OMAP3430_GRPSEL_MCBSP2 (1 << 0) + +/* PM_MPUGRPSEL_WKUP, PM_IVA2GRPSEL_WKUP shared bits */ +#define OMAP3430_GRPSEL_IO (1 << 8) +#define OMAP3430_GRPSEL_SR2 (1 << 7) +#define OMAP3430_GRPSEL_SR1 (1 << 6) +#define OMAP3430_GRPSEL_GPIO1 (1 << 3) +#define OMAP3430_GRPSEL_GPT12 (1 << 1) +#define OMAP3430_GRPSEL_GPT1 (1 << 0) + +/* Bits specific to each register */ + +/* RM_RSTCTRL_IVA2 */ +#define OMAP3430_RST3_IVA2 (1 << 2) +#define OMAP3430_RST2_IVA2 (1 << 1) +#define OMAP3430_RST1_IVA2 (1 << 0) + +/* RM_RSTST_IVA2 specific bits */ +#define OMAP3430_EMULATION_VSEQ_RST (1 << 13) +#define OMAP3430_EMULATION_VHWA_RST (1 << 12) +#define OMAP3430_EMULATION_IVA2_RST (1 << 11) +#define OMAP3430_IVA2_SW_RST3 (1 << 10) +#define OMAP3430_IVA2_SW_RST2 (1 << 9) +#define OMAP3430_IVA2_SW_RST1 (1 << 8) + +/* PM_WKDEP_IVA2 specific bits */ + +/* PM_PWSTCTRL_IVA2 specific bits */ +#define OMAP3430_L2FLATMEMONSTATE_SHIFT 22 +#define OMAP3430_L2FLATMEMONSTATE_MASK (0x3 << 22) +#define OMAP3430_SHAREDL2CACHEFLATONSTATE_SHIFT 20 +#define OMAP3430_SHAREDL2CACHEFLATONSTATE_MASK (0x3 << 20) +#define OMAP3430_L1FLATMEMONSTATE_SHIFT 18 +#define OMAP3430_L1FLATMEMONSTATE_MASK (0x3 << 18) +#define OMAP3430_SHAREDL1CACHEFLATONSTATE_SHIFT 16 +#define OMAP3430_SHAREDL1CACHEFLATONSTATE_MASK (0x3 << 16) +#define OMAP3430_L2FLATMEMRETSTATE (1 << 11) +#define OMAP3430_SHAREDL2CACHEFLATRETSTATE (1 << 10) +#define OMAP3430_L1FLATMEMRETSTATE (1 << 9) +#define OMAP3430_SHAREDL1CACHEFLATRETSTATE (1 << 8) + +/* PM_PWSTST_IVA2 specific bits */ +#define OMAP3430_L2FLATMEMSTATEST_SHIFT 10 +#define OMAP3430_L2FLATMEMSTATEST_MASK (0x3 << 10) +#define OMAP3430_SHAREDL2CACHEFLATSTATEST_SHIFT 8 +#define OMAP3430_SHAREDL2CACHEFLATSTATEST_MASK (0x3 << 8) +#define OMAP3430_L1FLATMEMSTATEST_SHIFT 6 +#define OMAP3430_L1FLATMEMSTATEST_MASK (0x3 << 6) +#define OMAP3430_SHAREDL1CACHEFLATSTATEST_SHIFT 4 +#define OMAP3430_SHAREDL1CACHEFLATSTATEST_MASK (0x3 << 4) + +/* PM_PREPWSTST_IVA2 specific bits */ +#define OMAP3430_LASTL2FLATMEMSTATEENTERED_SHIFT 10 +#define OMAP3430_LASTL2FLATMEMSTATEENTERED_MASK (0x3 << 10) +#define OMAP3430_LASTSHAREDL2CACHEFLATSTATEENTERED_SHIFT 8 +#define OMAP3430_LASTSHAREDL2CACHEFLATSTATEENTERED_MASK (0x3 << 8) +#define OMAP3430_LASTL1FLATMEMSTATEENTERED_SHIFT 6 +#define OMAP3430_LASTL1FLATMEMSTATEENTERED_MASK (0x3 << 6) +#define OMAP3430_LASTSHAREDL1CACHEFLATSTATEENTERED_SHIFT 4 +#define OMAP3430_LASTSHAREDL1CACHEFLATSTATEENTERED_MASK (0x3 << 4) + +/* PRM_IRQSTATUS_IVA2 specific bits */ +#define OMAP3430_PRM_IRQSTATUS_IVA2_IVA2_DPLL_ST (1 << 2) +#define OMAP3430_FORCEWKUP_ST (1 << 1) + +/* PRM_IRQENABLE_IVA2 specific bits */ +#define OMAP3430_PRM_IRQENABLE_IVA2_IVA2_DPLL_RECAL_EN (1 << 2) +#define OMAP3430_FORCEWKUP_EN (1 << 1) + +/* PRM_REVISION specific bits */ + +/* PRM_SYSCONFIG specific bits */ + +/* PRM_IRQSTATUS_MPU specific bits */ +#define OMAP3430ES2_SND_PERIPH_DPLL_ST_SHIFT 25 +#define OMAP3430ES2_SND_PERIPH_DPLL_ST (1 << 25) +#define OMAP3430_VC_TIMEOUTERR_ST (1 << 24) +#define OMAP3430_VC_RAERR_ST (1 << 23) +#define OMAP3430_VC_SAERR_ST (1 << 22) +#define OMAP3430_VP2_TRANXDONE_ST (1 << 21) +#define OMAP3430_VP2_EQVALUE_ST (1 << 20) +#define OMAP3430_VP2_NOSMPSACK_ST (1 << 19) +#define OMAP3430_VP2_MAXVDD_ST (1 << 18) +#define OMAP3430_VP2_MINVDD_ST (1 << 17) +#define OMAP3430_VP2_OPPCHANGEDONE_ST (1 << 16) +#define OMAP3430_VP1_TRANXDONE_ST (1 << 15) +#define OMAP3430_VP1_EQVALUE_ST (1 << 14) +#define OMAP3430_VP1_NOSMPSACK_ST (1 << 13) +#define OMAP3430_VP1_MAXVDD_ST (1 << 12) +#define OMAP3430_VP1_MINVDD_ST (1 << 11) +#define OMAP3430_VP1_OPPCHANGEDONE_ST (1 << 10) +#define OMAP3430_IO_ST (1 << 9) +#define OMAP3430_PRM_IRQSTATUS_MPU_IVA2_DPLL_ST (1 << 8) +#define OMAP3430_PRM_IRQSTATUS_MPU_IVA2_DPLL_ST_SHIFT 8 +#define OMAP3430_MPU_DPLL_ST (1 << 7) +#define OMAP3430_MPU_DPLL_ST_SHIFT 7 +#define OMAP3430_PERIPH_DPLL_ST (1 << 6) +#define OMAP3430_PERIPH_DPLL_ST_SHIFT 6 +#define OMAP3430_CORE_DPLL_ST (1 << 5) +#define OMAP3430_CORE_DPLL_ST_SHIFT 5 +#define OMAP3430_TRANSITION_ST (1 << 4) +#define OMAP3430_EVGENOFF_ST (1 << 3) +#define OMAP3430_EVGENON_ST (1 << 2) +#define OMAP3430_FS_USB_WKUP_ST (1 << 1) + +/* PRM_IRQENABLE_MPU specific bits */ +#define OMAP3430ES2_SND_PERIPH_DPLL_RECAL_EN_SHIFT 25 +#define OMAP3430ES2_SND_PERIPH_DPLL_RECAL_EN (1 << 25) +#define OMAP3430_VC_TIMEOUTERR_EN (1 << 24) +#define OMAP3430_VC_RAERR_EN (1 << 23) +#define OMAP3430_VC_SAERR_EN (1 << 22) +#define OMAP3430_VP2_TRANXDONE_EN (1 << 21) +#define OMAP3430_VP2_EQVALUE_EN (1 << 20) +#define OMAP3430_VP2_NOSMPSACK_EN (1 << 19) +#define OMAP3430_VP2_MAXVDD_EN (1 << 18) +#define OMAP3430_VP2_MINVDD_EN (1 << 17) +#define OMAP3430_VP2_OPPCHANGEDONE_EN (1 << 16) +#define OMAP3430_VP1_TRANXDONE_EN (1 << 15) +#define OMAP3430_VP1_EQVALUE_EN (1 << 14) +#define OMAP3430_VP1_NOSMPSACK_EN (1 << 13) +#define OMAP3430_VP1_MAXVDD_EN (1 << 12) +#define OMAP3430_VP1_MINVDD_EN (1 << 11) +#define OMAP3430_VP1_OPPCHANGEDONE_EN (1 << 10) +#define OMAP3430_IO_EN (1 << 9) +#define OMAP3430_PRM_IRQENABLE_MPU_IVA2_DPLL_RECAL_EN (1 << 8) +#define OMAP3430_PRM_IRQENABLE_MPU_IVA2_DPLL_RECAL_EN_SHIFT 8 +#define OMAP3430_MPU_DPLL_RECAL_EN (1 << 7) +#define OMAP3430_MPU_DPLL_RECAL_EN_SHIFT 7 +#define OMAP3430_PERIPH_DPLL_RECAL_EN (1 << 6) +#define OMAP3430_PERIPH_DPLL_RECAL_EN_SHIFT 6 +#define OMAP3430_CORE_DPLL_RECAL_EN (1 << 5) +#define OMAP3430_CORE_DPLL_RECAL_EN_SHIFT 5 +#define OMAP3430_TRANSITION_EN (1 << 4) +#define OMAP3430_EVGENOFF_EN (1 << 3) +#define OMAP3430_EVGENON_EN (1 << 2) +#define OMAP3430_FS_USB_WKUP_EN (1 << 1) + +/* RM_RSTST_MPU specific bits */ +#define OMAP3430_EMULATION_MPU_RST (1 << 11) + +/* PM_WKDEP_MPU specific bits */ +#define OMAP3430_PM_WKDEP_MPU_EN_DSS (1 << 5) +#define OMAP3430_PM_WKDEP_MPU_EN_IVA2 (1 << 2) + +/* PM_EVGENCTRL_MPU */ +#define OMAP3430_OFFLOADMODE_SHIFT 3 +#define OMAP3430_OFFLOADMODE_MASK (0x3 << 3) +#define OMAP3430_ONLOADMODE_SHIFT 1 +#define OMAP3430_ONLOADMODE_MASK (0x3 << 1) +#define OMAP3430_ENABLE (1 << 0) + +/* PM_EVGENONTIM_MPU */ +#define OMAP3430_ONTIMEVAL_SHIFT 0 +#define OMAP3430_ONTIMEVAL_MASK (0xffffffff << 0) + +/* PM_EVGENOFFTIM_MPU */ +#define OMAP3430_OFFTIMEVAL_SHIFT 0 +#define OMAP3430_OFFTIMEVAL_MASK (0xffffffff << 0) + +/* PM_PWSTCTRL_MPU specific bits */ +#define OMAP3430_L2CACHEONSTATE_SHIFT 16 +#define OMAP3430_L2CACHEONSTATE_MASK (0x3 << 16) +#define OMAP3430_L2CACHERETSTATE (1 << 8) +#define OMAP3430_LOGICL1CACHERETSTATE (1 << 2) + +/* PM_PWSTST_MPU specific bits */ +#define OMAP3430_L2CACHESTATEST_SHIFT 6 +#define OMAP3430_L2CACHESTATEST_MASK (0x3 << 6) +#define OMAP3430_LOGICL1CACHESTATEST (1 << 2) + +/* PM_PREPWSTST_MPU specific bits */ +#define OMAP3430_LASTL2CACHESTATEENTERED_SHIFT 6 +#define OMAP3430_LASTL2CACHESTATEENTERED_MASK (0x3 << 6) +#define OMAP3430_LASTLOGICL1CACHESTATEENTERED (1 << 2) + +/* RM_RSTCTRL_CORE */ +#define OMAP3430_RM_RSTCTRL_CORE_MODEM_SW_RSTPWRON (1 << 1) +#define OMAP3430_RM_RSTCTRL_CORE_MODEM_SW_RST (1 << 0) + +/* RM_RSTST_CORE specific bits */ +#define OMAP3430_MODEM_SECURITY_VIOL_RST (1 << 10) +#define OMAP3430_RM_RSTST_CORE_MODEM_SW_RSTPWRON (1 << 9) +#define OMAP3430_RM_RSTST_CORE_MODEM_SW_RST (1 << 8) + +/* PM_WKEN1_CORE specific bits */ + +/* PM_MPUGRPSEL1_CORE specific bits */ +#define OMAP3430_GRPSEL_FSHOSTUSB (1 << 5) + +/* PM_IVA2GRPSEL1_CORE specific bits */ + +/* PM_WKST1_CORE specific bits */ + +/* PM_PWSTCTRL_CORE specific bits */ +#define OMAP3430_MEM2ONSTATE_SHIFT 18 +#define OMAP3430_MEM2ONSTATE_MASK (0x3 << 18) +#define OMAP3430_MEM1ONSTATE_SHIFT 16 +#define OMAP3430_MEM1ONSTATE_MASK (0x3 << 16) +#define OMAP3430_MEM2RETSTATE (1 << 9) +#define OMAP3430_MEM1RETSTATE (1 << 8) + +/* PM_PWSTST_CORE specific bits */ +#define OMAP3430_MEM2STATEST_SHIFT 6 +#define OMAP3430_MEM2STATEST_MASK (0x3 << 6) +#define OMAP3430_MEM1STATEST_SHIFT 4 +#define OMAP3430_MEM1STATEST_MASK (0x3 << 4) + +/* PM_PREPWSTST_CORE specific bits */ +#define OMAP3430_LASTMEM2STATEENTERED_SHIFT 6 +#define OMAP3430_LASTMEM2STATEENTERED_MASK (0x3 << 6) +#define OMAP3430_LASTMEM1STATEENTERED_SHIFT 4 +#define OMAP3430_LASTMEM1STATEENTERED_MASK (0x3 << 4) + +/* RM_RSTST_GFX specific bits */ + +/* PM_WKDEP_GFX specific bits */ +#define OMAP3430_PM_WKDEP_GFX_EN_IVA2 (1 << 2) + +/* PM_PWSTCTRL_GFX specific bits */ + +/* PM_PWSTST_GFX specific bits */ + +/* PM_PREPWSTST_GFX specific bits */ + +/* PM_WKEN_WKUP specific bits */ +#define OMAP3430_EN_IO (1 << 8) + +/* PM_MPUGRPSEL_WKUP specific bits */ + +/* PM_IVA2GRPSEL_WKUP specific bits */ + +/* PM_WKST_WKUP specific bits */ +#define OMAP3430_ST_IO (1 << 8) + +/* PRM_CLKSEL */ +#define OMAP3430_SYS_CLKIN_SEL_SHIFT 0 +#define OMAP3430_SYS_CLKIN_SEL_MASK (0x7 << 0) + +/* PRM_CLKOUT_CTRL */ +#define OMAP3430_CLKOUT_EN (1 << 7) +#define OMAP3430_CLKOUT_EN_SHIFT 7 + +/* RM_RSTST_DSS specific bits */ + +/* PM_WKEN_DSS */ +#define OMAP3430_PM_WKEN_DSS_EN_DSS (1 << 0) + +/* PM_WKDEP_DSS specific bits */ +#define OMAP3430_PM_WKDEP_DSS_EN_IVA2 (1 << 2) + +/* PM_PWSTCTRL_DSS specific bits */ + +/* PM_PWSTST_DSS specific bits */ + +/* PM_PREPWSTST_DSS specific bits */ + +/* RM_RSTST_CAM specific bits */ + +/* PM_WKDEP_CAM specific bits */ +#define OMAP3430_PM_WKDEP_CAM_EN_IVA2 (1 << 2) + +/* PM_PWSTCTRL_CAM specific bits */ + +/* PM_PWSTST_CAM specific bits */ + +/* PM_PREPWSTST_CAM specific bits */ + +/* PM_PWSTCTRL_USBHOST specific bits */ +#define OMAP3430ES2_SAVEANDRESTORE_SHIFT (1 << 4) + +/* RM_RSTST_PER specific bits */ + +/* PM_WKEN_PER specific bits */ + +/* PM_MPUGRPSEL_PER specific bits */ + +/* PM_IVA2GRPSEL_PER specific bits */ + +/* PM_WKST_PER specific bits */ + +/* PM_WKDEP_PER specific bits */ +#define OMAP3430_PM_WKDEP_PER_EN_IVA2 (1 << 2) + +/* PM_PWSTCTRL_PER specific bits */ + +/* PM_PWSTST_PER specific bits */ + +/* PM_PREPWSTST_PER specific bits */ + +/* RM_RSTST_EMU specific bits */ + +/* PM_PWSTST_EMU specific bits */ + +/* PRM_VC_SMPS_SA */ +#define OMAP3430_PRM_VC_SMPS_SA_SA1_SHIFT 16 +#define OMAP3430_PRM_VC_SMPS_SA_SA1_MASK (0x7f << 16) +#define OMAP3430_PRM_VC_SMPS_SA_SA0_SHIFT 0 +#define OMAP3430_PRM_VC_SMPS_SA_SA0_MASK (0x7f << 0) + +/* PRM_VC_SMPS_VOL_RA */ +#define OMAP3430_VOLRA1_SHIFT 16 +#define OMAP3430_VOLRA1_MASK (0xff << 16) +#define OMAP3430_VOLRA0_SHIFT 0 +#define OMAP3430_VOLRA0_MASK (0xff << 0) + +/* PRM_VC_SMPS_CMD_RA */ +#define OMAP3430_CMDRA1_SHIFT 16 +#define OMAP3430_CMDRA1_MASK (0xff << 16) +#define OMAP3430_CMDRA0_SHIFT 0 +#define OMAP3430_CMDRA0_MASK (0xff << 0) + +/* PRM_VC_CMD_VAL_0 specific bits */ + +/* PRM_VC_CMD_VAL_1 specific bits */ + +/* PRM_VC_CH_CONF */ +#define OMAP3430_CMD1 (1 << 20) +#define OMAP3430_RACEN1 (1 << 19) +#define OMAP3430_RAC1 (1 << 18) +#define OMAP3430_RAV1 (1 << 17) +#define OMAP3430_PRM_VC_CH_CONF_SA1 (1 << 16) +#define OMAP3430_CMD0 (1 << 4) +#define OMAP3430_RACEN0 (1 << 3) +#define OMAP3430_RAC0 (1 << 2) +#define OMAP3430_RAV0 (1 << 1) +#define OMAP3430_PRM_VC_CH_CONF_SA0 (1 << 0) + +/* PRM_VC_I2C_CFG */ +#define OMAP3430_HSMASTER (1 << 5) +#define OMAP3430_SREN (1 << 4) +#define OMAP3430_HSEN (1 << 3) +#define OMAP3430_MCODE_SHIFT 0 +#define OMAP3430_MCODE_MASK (0x7 << 0) + +/* PRM_VC_BYPASS_VAL */ +#define OMAP3430_VALID (1 << 24) +#define OMAP3430_DATA_SHIFT 16 +#define OMAP3430_DATA_MASK (0xff << 16) +#define OMAP3430_REGADDR_SHIFT 8 +#define OMAP3430_REGADDR_MASK (0xff << 8) +#define OMAP3430_SLAVEADDR_SHIFT 0 +#define OMAP3430_SLAVEADDR_MASK (0x7f << 0) + +/* PRM_RSTCTRL */ +#define OMAP3430_RST_DPLL3 (1 << 2) +#define OMAP3430_RST_GS (1 << 1) + +/* PRM_RSTTIME */ +#define OMAP3430_RSTTIME2_SHIFT 8 +#define OMAP3430_RSTTIME2_MASK (0x1f << 8) +#define OMAP3430_RSTTIME1_SHIFT 0 +#define OMAP3430_RSTTIME1_MASK (0xff << 0) + +/* PRM_RSTST */ +#define OMAP3430_ICECRUSHER_RST (1 << 10) +#define OMAP3430_ICEPICK_RST (1 << 9) +#define OMAP3430_VDD2_VOLTAGE_MANAGER_RST (1 << 8) +#define OMAP3430_VDD1_VOLTAGE_MANAGER_RST (1 << 7) +#define OMAP3430_EXTERNAL_WARM_RST (1 << 6) +#define OMAP3430_SECURE_WD_RST (1 << 5) +#define OMAP3430_MPU_WD_RST (1 << 4) +#define OMAP3430_SECURITY_VIOL_RST (1 << 3) +#define OMAP3430_GLOBAL_SW_RST (1 << 1) +#define OMAP3430_GLOBAL_COLD_RST (1 << 0) + +/* PRM_VOLTCTRL */ +#define OMAP3430_SEL_VMODE (1 << 4) +#define OMAP3430_SEL_OFF (1 << 3) +#define OMAP3430_AUTO_OFF (1 << 2) +#define OMAP3430_AUTO_RET (1 << 1) +#define OMAP3430_AUTO_SLEEP (1 << 0) + +/* PRM_SRAM_PCHARGE */ +#define OMAP3430_PCHARGE_TIME_SHIFT 0 +#define OMAP3430_PCHARGE_TIME_MASK (0xff << 0) + +/* PRM_CLKSRC_CTRL */ +#define OMAP3430_SYSCLKDIV_SHIFT 6 +#define OMAP3430_SYSCLKDIV_MASK (0x3 << 6) +#define OMAP3430_AUTOEXTCLKMODE_SHIFT 3 +#define OMAP3430_AUTOEXTCLKMODE_MASK (0x3 << 3) +#define OMAP3430_SYSCLKSEL_SHIFT 0 +#define OMAP3430_SYSCLKSEL_MASK (0x3 << 0) + +/* PRM_VOLTSETUP1 */ +#define OMAP3430_SETUP_TIME2_SHIFT 16 +#define OMAP3430_SETUP_TIME2_MASK (0xffff << 16) +#define OMAP3430_SETUP_TIME1_SHIFT 0 +#define OMAP3430_SETUP_TIME1_MASK (0xffff << 0) + +/* PRM_VOLTOFFSET */ +#define OMAP3430_OFFSET_TIME_SHIFT 0 +#define OMAP3430_OFFSET_TIME_MASK (0xffff << 0) + +/* PRM_CLKSETUP */ +#define OMAP3430_SETUP_TIME_SHIFT 0 +#define OMAP3430_SETUP_TIME_MASK (0xffff << 0) + +/* PRM_POLCTRL */ +#define OMAP3430_OFFMODE_POL (1 << 3) +#define OMAP3430_CLKOUT_POL (1 << 2) +#define OMAP3430_CLKREQ_POL (1 << 1) +#define OMAP3430_EXTVOL_POL (1 << 0) + +/* PRM_VOLTSETUP2 */ +#define OMAP3430_OFFMODESETUPTIME_SHIFT 0 +#define OMAP3430_OFFMODESETUPTIME_MASK (0xffff << 0) + +/* PRM_VP1_CONFIG specific bits */ + +/* PRM_VP1_VSTEPMIN specific bits */ + +/* PRM_VP1_VSTEPMAX specific bits */ + +/* PRM_VP1_VLIMITTO specific bits */ + +/* PRM_VP1_VOLTAGE specific bits */ + +/* PRM_VP1_STATUS specific bits */ + +/* PRM_VP2_CONFIG specific bits */ + +/* PRM_VP2_VSTEPMIN specific bits */ + +/* PRM_VP2_VSTEPMAX specific bits */ + +/* PRM_VP2_VLIMITTO specific bits */ + +/* PRM_VP2_VOLTAGE specific bits */ + +/* PRM_VP2_STATUS specific bits */ + +/* RM_RSTST_NEON specific bits */ + +/* PM_WKDEP_NEON specific bits */ + +/* PM_PWSTCTRL_NEON specific bits */ + +/* PM_PWSTST_NEON specific bits */ + +/* PM_PREPWSTST_NEON specific bits */ + +#endif diff --git a/arch/arm/mach-omap2/prm.h b/arch/arm/mach-omap2/prm.h new file mode 100644 index 000000000000..ab7649afd891 --- /dev/null +++ b/arch/arm/mach-omap2/prm.h @@ -0,0 +1,316 @@ +#ifndef __ARCH_ARM_MACH_OMAP2_PRM_H +#define __ARCH_ARM_MACH_OMAP2_PRM_H + +/* + * OMAP2/3 Power/Reset Management (PRM) register definitions + * + * Copyright (C) 2007 Texas Instruments, Inc. + * Copyright (C) 2007 Nokia Corporation + * + * Written by Paul Walmsley + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include "prcm-common.h" + +#ifndef __ASSEMBLER__ +#define OMAP_PRM_REGADDR(module, reg) \ + (void __iomem *)IO_ADDRESS(OMAP2_PRM_BASE + (module) + (reg)) +#else +#define OMAP2420_PRM_REGADDR(module, reg) \ + IO_ADDRESS(OMAP2420_PRM_BASE + (module) + (reg)) +#define OMAP2430_PRM_REGADDR(module, reg) \ + IO_ADDRESS(OMAP2430_PRM_BASE + (module) + (reg)) +#define OMAP34XX_PRM_REGADDR(module, reg) \ + IO_ADDRESS(OMAP3430_PRM_BASE + (module) + (reg)) +#endif + +/* + * Architecture-specific global PRM registers + * Use prm_{read,write}_reg() with these registers. + * + * With a few exceptions, these are the register names beginning with + * PRCM_* on 24xx, and PRM_* on 34xx. (The exceptions are the + * IRQSTATUS and IRQENABLE bits.) + * + */ + +#define OMAP24XX_PRCM_REVISION OMAP_PRM_REGADDR(OCP_MOD, 0x0000) +#define OMAP24XX_PRCM_SYSCONFIG OMAP_PRM_REGADDR(OCP_MOD, 0x0010) + +#define OMAP24XX_PRCM_IRQSTATUS_MPU OMAP_PRM_REGADDR(OCP_MOD, 0x0018) +#define OMAP24XX_PRCM_IRQENABLE_MPU OMAP_PRM_REGADDR(OCP_MOD, 0x001c) + +#define OMAP24XX_PRCM_VOLTCTRL OMAP_PRM_REGADDR(OCP_MOD, 0x0050) +#define OMAP24XX_PRCM_VOLTST OMAP_PRM_REGADDR(OCP_MOD, 0x0054) +#define OMAP24XX_PRCM_CLKSRC_CTRL OMAP_PRM_REGADDR(OCP_MOD, 0x0060) +#define OMAP24XX_PRCM_CLKOUT_CTRL OMAP_PRM_REGADDR(OCP_MOD, 0x0070) +#define OMAP24XX_PRCM_CLKEMUL_CTRL OMAP_PRM_REGADDR(OCP_MOD, 0x0078) +#define OMAP24XX_PRCM_CLKCFG_CTRL OMAP_PRM_REGADDR(OCP_MOD, 0x0080) +#define OMAP24XX_PRCM_CLKCFG_STATUS OMAP_PRM_REGADDR(OCP_MOD, 0x0084) +#define OMAP24XX_PRCM_VOLTSETUP OMAP_PRM_REGADDR(OCP_MOD, 0x0090) +#define OMAP24XX_PRCM_CLKSSETUP OMAP_PRM_REGADDR(OCP_MOD, 0x0094) +#define OMAP24XX_PRCM_POLCTRL OMAP_PRM_REGADDR(OCP_MOD, 0x0098) + +#define OMAP3430_PRM_REVISION OMAP_PRM_REGADDR(OCP_MOD, 0x0004) +#define OMAP3430_PRM_SYSCONFIG OMAP_PRM_REGADDR(OCP_MOD, 0x0014) + +#define OMAP3430_PRM_IRQSTATUS_MPU OMAP_PRM_REGADDR(OCP_MOD, 0x0018) +#define OMAP3430_PRM_IRQENABLE_MPU OMAP_PRM_REGADDR(OCP_MOD, 0x001c) + + +#define OMAP3430_PRM_VC_SMPS_SA OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0020) +#define OMAP3430_PRM_VC_SMPS_VOL_RA OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0024) +#define OMAP3430_PRM_VC_SMPS_CMD_RA OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0028) +#define OMAP3430_PRM_VC_CMD_VAL_0 OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x002c) +#define OMAP3430_PRM_VC_CMD_VAL_1 OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0030) +#define OMAP3430_PRM_VC_CH_CONF OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0034) +#define OMAP3430_PRM_VC_I2C_CFG OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0038) +#define OMAP3430_PRM_VC_BYPASS_VAL OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x003c) +#define OMAP3430_PRM_RSTCTRL OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0050) +#define OMAP3430_PRM_RSTTIME OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0054) +#define OMAP3430_PRM_RSTST OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0058) +#define OMAP3430_PRM_VOLTCTRL OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0060) +#define OMAP3430_PRM_SRAM_PCHARGE OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0064) +#define OMAP3430_PRM_CLKSRC_CTRL OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0070) +#define OMAP3430_PRM_VOLTSETUP1 OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0090) +#define OMAP3430_PRM_VOLTOFFSET OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0094) +#define OMAP3430_PRM_CLKSETUP OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0098) +#define OMAP3430_PRM_POLCTRL OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x009c) +#define OMAP3430_PRM_VOLTSETUP2 OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00a0) +#define OMAP3430_PRM_VP1_CONFIG OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00b0) +#define OMAP3430_PRM_VP1_VSTEPMIN OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00b4) +#define OMAP3430_PRM_VP1_VSTEPMAX OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00b8) +#define OMAP3430_PRM_VP1_VLIMITTO OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00bc) +#define OMAP3430_PRM_VP1_VOLTAGE OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00c0) +#define OMAP3430_PRM_VP1_STATUS OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00c4) +#define OMAP3430_PRM_VP2_CONFIG OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00d0) +#define OMAP3430_PRM_VP2_VSTEPMIN OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00d4) +#define OMAP3430_PRM_VP2_VSTEPMAX OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00d8) +#define OMAP3430_PRM_VP2_VLIMITTO OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00dc) +#define OMAP3430_PRM_VP2_VOLTAGE OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00e0) +#define OMAP3430_PRM_VP2_STATUS OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00e4) + +#define OMAP3430_PRM_CLKSEL OMAP_PRM_REGADDR(OMAP3430_CCR_MOD, 0x0040) +#define OMAP3430_PRM_CLKOUT_CTRL OMAP_PRM_REGADDR(OMAP3430_CCR_MOD, 0x0070) + +/* + * Module specific PRM registers from PRM_BASE + domain offset + * + * Use prm_{read,write}_mod_reg() with these registers. + * + * With a few exceptions, these are the register names beginning with + * {PM,RM}_* on both architectures. (The exceptions are the IRQSTATUS + * and IRQENABLE bits.) + * + */ + +/* Registers appearing on both 24xx and 34xx */ + +#define RM_RSTCTRL 0x0050 +#define RM_RSTTIME 0x0054 +#define RM_RSTST 0x0058 + +#define PM_WKEN 0x00a0 +#define PM_WKEN1 PM_WKEN +#define PM_WKST 0x00b0 +#define PM_WKST1 PM_WKST +#define PM_WKDEP 0x00c8 +#define PM_EVGENCTRL 0x00d4 +#define PM_EVGENONTIM 0x00d8 +#define PM_EVGENOFFTIM 0x00dc +#define PM_PWSTCTRL 0x00e0 +#define PM_PWSTST 0x00e4 + +#define OMAP3430_PM_MPUGRPSEL 0x00a4 +#define OMAP3430_PM_MPUGRPSEL1 OMAP3430_PM_MPUGRPSEL + +#define OMAP3430_PM_IVAGRPSEL 0x00a8 +#define OMAP3430_PM_IVAGRPSEL1 OMAP3430_PM_IVAGRPSEL + +#define OMAP3430_PM_PREPWSTST 0x00e8 + +#define OMAP3430_PRM_IRQSTATUS_IVA2 0x00f8 +#define OMAP3430_PRM_IRQENABLE_IVA2 0x00fc + + +/* Architecture-specific registers */ + +#define OMAP24XX_PM_WKEN2 0x00a4 +#define OMAP24XX_PM_WKST2 0x00b4 + +#define OMAP24XX_PRCM_IRQSTATUS_DSP 0x00f0 /* IVA mod */ +#define OMAP24XX_PRCM_IRQENABLE_DSP 0x00f4 /* IVA mod */ +#define OMAP24XX_PRCM_IRQSTATUS_IVA 0x00f8 +#define OMAP24XX_PRCM_IRQENABLE_IVA 0x00fc + +#ifndef __ASSEMBLER__ + +/* Power/reset management domain register get/set */ + +static inline void prm_write_mod_reg(u32 val, s16 module, s16 idx) +{ + __raw_writel(val, OMAP_PRM_REGADDR(module, idx)); +} + +static inline u32 prm_read_mod_reg(s16 module, s16 idx) +{ + return __raw_readl(OMAP_PRM_REGADDR(module, idx)); +} + +#endif + +/* + * Bits common to specific registers + * + * The 3430 register and bit names are generally used, + * since they tend to make more sense + */ + +/* PM_EVGENONTIM_MPU */ +/* Named PM_EVEGENONTIM_MPU on the 24XX */ +#define OMAP_ONTIMEVAL_SHIFT 0 +#define OMAP_ONTIMEVAL_MASK (0xffffffff << 0) + +/* PM_EVGENOFFTIM_MPU */ +/* Named PM_EVEGENOFFTIM_MPU on the 24XX */ +#define OMAP_OFFTIMEVAL_SHIFT 0 +#define OMAP_OFFTIMEVAL_MASK (0xffffffff << 0) + +/* PRM_CLKSETUP and PRCM_VOLTSETUP */ +/* Named PRCM_CLKSSETUP on the 24XX */ +#define OMAP_SETUP_TIME_SHIFT 0 +#define OMAP_SETUP_TIME_MASK (0xffff << 0) + +/* PRM_CLKSRC_CTRL */ +/* Named PRCM_CLKSRC_CTRL on the 24XX */ +#define OMAP_SYSCLKDIV_SHIFT 6 +#define OMAP_SYSCLKDIV_MASK (0x3 << 6) +#define OMAP_AUTOEXTCLKMODE_SHIFT 3 +#define OMAP_AUTOEXTCLKMODE_MASK (0x3 << 3) +#define OMAP_SYSCLKSEL_SHIFT 0 +#define OMAP_SYSCLKSEL_MASK (0x3 << 0) + +/* PM_EVGENCTRL_MPU */ +#define OMAP_OFFLOADMODE_SHIFT 3 +#define OMAP_OFFLOADMODE_MASK (0x3 << 3) +#define OMAP_ONLOADMODE_SHIFT 1 +#define OMAP_ONLOADMODE_MASK (0x3 << 1) +#define OMAP_ENABLE (1 << 0) + +/* PRM_RSTTIME */ +/* Named RM_RSTTIME_WKUP on the 24xx */ +#define OMAP_RSTTIME2_SHIFT 8 +#define OMAP_RSTTIME2_MASK (0x1f << 8) +#define OMAP_RSTTIME1_SHIFT 0 +#define OMAP_RSTTIME1_MASK (0xff << 0) + + +/* PRM_RSTCTRL */ +/* Named RM_RSTCTRL_WKUP on the 24xx */ +/* 2420 calls RST_DPLL3 'RST_DPLL' */ +#define OMAP_RST_DPLL3 (1 << 2) +#define OMAP_RST_GS (1 << 1) + + +/* + * Bits common to module-shared registers + * + * Not all registers of a particular type support all of these bits - + * check TRM if you are unsure + */ + +/* + * 24XX: PM_PWSTST_CORE, PM_PWSTST_GFX, PM_PWSTST_MPU, PM_PWSTST_DSP + * + * 2430: PM_PWSTST_MDM + * + * 3430: PM_PWSTST_IVA2, PM_PWSTST_MPU, PM_PWSTST_CORE, PM_PWSTST_GFX, + * PM_PWSTST_DSS, PM_PWSTST_CAM, PM_PWSTST_PER, PM_PWSTST_EMU, + * PM_PWSTST_NEON + */ +#define OMAP_INTRANSITION (1 << 20) + + +/* + * 24XX: PM_PWSTST_GFX, PM_PWSTST_DSP + * + * 2430: PM_PWSTST_MDM + * + * 3430: PM_PWSTST_IVA2, PM_PWSTST_MPU, PM_PWSTST_CORE, PM_PWSTST_GFX, + * PM_PWSTST_DSS, PM_PWSTST_CAM, PM_PWSTST_PER, PM_PWSTST_EMU, + * PM_PWSTST_NEON + */ +#define OMAP_POWERSTATEST_SHIFT 0 +#define OMAP_POWERSTATEST_MASK (0x3 << 0) + +/* + * 24XX: RM_RSTST_MPU and RM_RSTST_DSP - on 24XX, 'COREDOMAINWKUP_RST' is + * called 'COREWKUP_RST' + * + * 3430: RM_RSTST_IVA2, RM_RSTST_MPU, RM_RSTST_GFX, RM_RSTST_DSS, + * RM_RSTST_CAM, RM_RSTST_PER, RM_RSTST_NEON + */ +#define OMAP_COREDOMAINWKUP_RST (1 << 3) + +/* + * 24XX: RM_RSTST_MPU, RM_RSTST_GFX, RM_RSTST_DSP + * + * 2430: RM_RSTST_MDM + * + * 3430: RM_RSTST_CORE, RM_RSTST_EMU + */ +#define OMAP_DOMAINWKUP_RST (1 << 2) + +/* + * 24XX: RM_RSTST_MPU, RM_RSTST_WKUP, RM_RSTST_DSP + * On 24XX, 'GLOBALWARM_RST' is called 'GLOBALWMPU_RST'. + * + * 2430: RM_RSTST_MDM + * + * 3430: RM_RSTST_CORE, RM_RSTST_EMU + */ +#define OMAP_GLOBALWARM_RST (1 << 1) +#define OMAP_GLOBALCOLD_RST (1 << 0) + +/* + * 24XX: PM_WKDEP_GFX, PM_WKDEP_MPU, PM_WKDEP_CORE, PM_WKDEP_DSP + * 2420 TRM sometimes uses "EN_WAKEUP" instead of "EN_WKUP" + * + * 2430: PM_WKDEP_MDM + * + * 3430: PM_WKDEP_IVA2, PM_WKDEP_GFX, PM_WKDEP_DSS, PM_WKDEP_CAM, + * PM_WKDEP_PER + */ +#define OMAP_EN_WKUP (1 << 4) + +/* + * 24XX: PM_PWSTCTRL_MPU, PM_PWSTCTRL_CORE, PM_PWSTCTRL_GFX, + * PM_PWSTCTRL_DSP + * + * 2430: PM_PWSTCTRL_MDM + * + * 3430: PM_PWSTCTRL_IVA2, PM_PWSTCTRL_CORE, PM_PWSTCTRL_GFX, + * PM_PWSTCTRL_DSS, PM_PWSTCTRL_CAM, PM_PWSTCTRL_PER, + * PM_PWSTCTRL_NEON + */ +#define OMAP_LOGICRETSTATE (1 << 2) + +/* + * 24XX: PM_PWSTCTRL_MPU, PM_PWSTCTRL_CORE, PM_PWSTCTRL_GFX, + * PM_PWSTCTRL_DSP, PM_PWSTST_MPU + * + * 2430: PM_PWSTCTRL_MDM shared bits + * + * 3430: PM_PWSTCTRL_IVA2, PM_PWSTCTRL_MPU, PM_PWSTCTRL_CORE, + * PM_PWSTCTRL_GFX, PM_PWSTCTRL_DSS, PM_PWSTCTRL_CAM, PM_PWSTCTRL_PER, + * PM_PWSTCTRL_NEON shared bits + */ +#define OMAP_POWERSTATE_SHIFT 0 +#define OMAP_POWERSTATE_MASK (0x3 << 0) + + +#endif diff --git a/arch/arm/mach-omap2/sdrc.h b/arch/arm/mach-omap2/sdrc.h new file mode 100644 index 000000000000..d7f23bc9550a --- /dev/null +++ b/arch/arm/mach-omap2/sdrc.h @@ -0,0 +1,58 @@ +#ifndef __ARCH_ARM_MACH_OMAP2_SDRC_H +#define __ARCH_ARM_MACH_OMAP2_SDRC_H + +/* + * OMAP2 SDRC register definitions + * + * Copyright (C) 2007 Texas Instruments, Inc. + * Copyright (C) 2007 Nokia Corporation + * + * Written by Paul Walmsley + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#undef DEBUG + +#include <asm/arch/sdrc.h> + +#ifndef __ASSEMBLER__ +extern unsigned long omap2_sdrc_base; +extern unsigned long omap2_sms_base; + +#define OMAP_SDRC_REGADDR(reg) \ + (void __iomem *)IO_ADDRESS(omap2_sdrc_base + (reg)) +#define OMAP_SMS_REGADDR(reg) \ + (void __iomem *)IO_ADDRESS(omap2_sms_base + (reg)) + +/* SDRC global register get/set */ + +static inline void sdrc_write_reg(u32 val, u16 reg) +{ + __raw_writel(val, OMAP_SDRC_REGADDR(reg)); +} + +static inline u32 sdrc_read_reg(u16 reg) +{ + return __raw_readl(OMAP_SDRC_REGADDR(reg)); +} + +/* SMS global register get/set */ + +static inline void sms_write_reg(u32 val, u16 reg) +{ + __raw_writel(val, OMAP_SMS_REGADDR(reg)); +} + +static inline u32 sms_read_reg(u16 reg) +{ + return __raw_readl(OMAP_SMS_REGADDR(reg)); +} +#else +#define OMAP242X_SDRC_REGADDR(reg) IO_ADDRESS(OMAP2420_SDRC_BASE + (reg)) +#define OMAP243X_SDRC_REGADDR(reg) IO_ADDRESS(OMAP243X_SDRC_BASE + (reg)) +#define OMAP34XX_SDRC_REGADDR(reg) IO_ADDRESS(OMAP343X_SDRC_BASE + (reg)) +#endif /* __ASSEMBLER__ */ + +#endif diff --git a/arch/arm/mach-omap2/sleep.S b/arch/arm/mach-omap2/sleep.S index 16247d557853..46ccb9b8b583 100644 --- a/arch/arm/mach-omap2/sleep.S +++ b/arch/arm/mach-omap2/sleep.S @@ -26,19 +26,10 @@ #include <asm/arch/io.h> #include <asm/arch/pm.h> -#define A_32KSYNC_CR_V IO_ADDRESS(OMAP_TIMER32K_BASE+0x10) -#define A_PRCM_VOLTCTRL_V IO_ADDRESS(OMAP24XX_PRCM_BASE+0x50) -#define A_PRCM_CLKCFG_CTRL_V IO_ADDRESS(OMAP24XX_PRCM_BASE+0x80) -#define A_CM_CLKEN_PLL_V IO_ADDRESS(OMAP24XX_PRCM_BASE+0x500) -#define A_CM_IDLEST_CKGEN_V IO_ADDRESS(OMAP24XX_PRCM_BASE+0x520) -#define A_CM_CLKSEL1_PLL_V IO_ADDRESS(OMAP24XX_PRCM_BASE+0x540) -#define A_CM_CLKSEL2_PLL_V IO_ADDRESS(OMAP24XX_PRCM_BASE+0x544) +#include "sdrc.h" -#define A_SDRC_DLLA_CTRL_V IO_ADDRESS(OMAP24XX_SDRC_BASE+0x60) -#define A_SDRC_POWER_V IO_ADDRESS(OMAP24XX_SDRC_BASE+0x70) -#define A_SDRC_RFR_CTRL_V IO_ADDRESS(OMAP24XX_SDRC_BASE+0xA4) +/* First address of reserved address space? apparently valid for OMAP2 & 3 */ #define A_SDRC0_V (0xC0000000) -#define A_SDRC_MANUAL_V IO_ADDRESS(OMAP24XX_SDRC_BASE+0xA8) .text @@ -126,17 +117,11 @@ loop2: ldmfd sp!, {r0 - r12, pc} @ restore regs and return A_SDRC_POWER: - .word A_SDRC_POWER_V + .word OMAP242X_SDRC_REGADDR(SDRC_POWER) A_SDRC0: .word A_SDRC0_V -A_CM_CLKSEL2_PLL_S: - .word A_CM_CLKSEL2_PLL_V -A_CM_CLKEN_PLL: - .word A_CM_CLKEN_PLL_V A_SDRC_DLLA_CTRL_S: - .word A_SDRC_DLLA_CTRL_V -A_SDRC_MANUAL_S: - .word A_SDRC_MANUAL_V + .word OMAP242X_SDRC_REGADDR(SDRC_DLLA_CTRL) ENTRY(omap24xx_cpu_suspend_sz) .word . - omap24xx_cpu_suspend diff --git a/arch/arm/mach-omap2/sram-fn.S b/arch/arm/mach-omap2/sram-fn.S index b27576690f8d..4a9e49140716 100644 --- a/arch/arm/mach-omap2/sram-fn.S +++ b/arch/arm/mach-omap2/sram-fn.S @@ -27,19 +27,11 @@ #include <asm/arch/io.h> #include <asm/hardware.h> -#include "prcm-regs.h" +#include "sdrc.h" +#include "prm.h" +#include "cm.h" -#define TIMER_32KSYNCT_CR_V IO_ADDRESS(OMAP24XX_32KSYNCT_BASE + 0x010) - -#define CM_CLKSEL2_PLL_V IO_ADDRESS(OMAP24XX_PRCM_BASE + 0x544) -#define PRCM_VOLTCTRL_V IO_ADDRESS(OMAP24XX_PRCM_BASE + 0x050) -#define PRCM_CLKCFG_CTRL_V IO_ADDRESS(OMAP24XX_PRCM_BASE + 0x080) -#define CM_CLKEN_PLL_V IO_ADDRESS(OMAP24XX_PRCM_BASE + 0x500) -#define CM_IDLEST_CKGEN_V IO_ADDRESS(OMAP24XX_PRCM_BASE + 0x520) -#define CM_CLKSEL1_PLL_V IO_ADDRESS(OMAP24XX_PRCM_BASE + 0x540) - -#define SDRC_DLLA_CTRL_V IO_ADDRESS(OMAP24XX_SDRC_BASE + 0x060) -#define SDRC_RFR_CTRL_V IO_ADDRESS(OMAP24XX_SDRC_BASE + 0x0a4) +#define TIMER_32KSYNCT_CR_V IO_ADDRESS(OMAP2420_32KSYNCT_BASE + 0x010) .text @@ -131,11 +123,11 @@ volt_delay: /* relative load constants */ cm_clksel2_pll: - .word CM_CLKSEL2_PLL_V + .word OMAP2420_CM_REGADDR(PLL_MOD, CM_CLKSEL2) sdrc_dlla_ctrl: - .word SDRC_DLLA_CTRL_V + .word OMAP242X_SDRC_REGADDR(SDRC_DLLA_CTRL) prcm_voltctrl: - .word PRCM_VOLTCTRL_V + .word OMAP2420_PRM_REGADDR(OCP_MOD, 0x50) prcm_mask_val: .word 0xFFFF3FFC timer_32ksynct_cr: @@ -225,13 +217,13 @@ volt_delay_c: mov pc, lr @ back to caller ddr_cm_clksel2_pll: - .word CM_CLKSEL2_PLL_V + .word OMAP2420_CM_REGADDR(PLL_MOD, CM_CLKSEL2) ddr_sdrc_dlla_ctrl: - .word SDRC_DLLA_CTRL_V + .word OMAP242X_SDRC_REGADDR(SDRC_DLLA_CTRL) ddr_sdrc_rfr_ctrl: - .word SDRC_RFR_CTRL_V + .word OMAP242X_SDRC_REGADDR(SDRC_RFR_CTRL_0) ddr_prcm_voltctrl: - .word PRCM_VOLTCTRL_V + .word OMAP2420_PRM_REGADDR(OCP_MOD, 0x50) ddr_prcm_mask_val: .word 0xFFFF3FFC ddr_timer_32ksynct: @@ -316,17 +308,17 @@ wait_dll_lock: ldmfd sp!, {r0-r12, pc} @ restore regs and return set_config: - .word PRCM_CLKCFG_CTRL_V + .word OMAP2420_PRM_REGADDR(OCP_MOD, 0x80) pll_ctl: - .word CM_CLKEN_PLL_V + .word OMAP2420_CM_REGADDR(PLL_MOD, CM_FCLKEN1) pll_stat: - .word CM_IDLEST_CKGEN_V + .word OMAP2420_CM_REGADDR(PLL_MOD, CM_IDLEST1) pll_div: - .word CM_CLKSEL1_PLL_V + .word OMAP2420_CM_REGADDR(PLL_MOD, CM_CLKSEL) sdrc_rfr: - .word SDRC_RFR_CTRL_V + .word OMAP242X_SDRC_REGADDR(SDRC_RFR_CTRL_0) dlla_ctrl: - .word SDRC_DLLA_CTRL_V + .word OMAP242X_SDRC_REGADDR(SDRC_DLLA_CTRL) ENTRY(sram_set_prcm_sz) .word . - sram_set_prcm diff --git a/arch/arm/mach-omap2/timer-gp.c b/arch/arm/mach-omap2/timer-gp.c index 3234deedb946..78d05f203fff 100644 --- a/arch/arm/mach-omap2/timer-gp.c +++ b/arch/arm/mach-omap2/timer-gp.c @@ -3,6 +3,11 @@ * * OMAP2 GP timer support. * + * Update to use new clocksource/clockevent layers + * Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com> + * Copyright (C) 2007 MontaVista Software, Inc. + * + * Original driver: * Copyright (C) 2005 Nokia Corporation * Author: Paul Mundt <paul.mundt@nokia.com> * Juha Yrjölä <juha.yrjola@nokia.com> @@ -25,24 +30,23 @@ #include <linux/clk.h> #include <linux/delay.h> #include <linux/irq.h> +#include <linux/clocksource.h> +#include <linux/clockchips.h> #include <asm/mach/time.h> #include <asm/arch/dmtimer.h> static struct omap_dm_timer *gptimer; - -static inline void omap2_gp_timer_start(unsigned long load_val) -{ - omap_dm_timer_set_load(gptimer, 1, 0xffffffff - load_val); - omap_dm_timer_set_int_enable(gptimer, OMAP_TIMER_INT_OVERFLOW); - omap_dm_timer_start(gptimer); -} +static struct clock_event_device clockevent_gpt; static irqreturn_t omap2_gp_timer_interrupt(int irq, void *dev_id) { - omap_dm_timer_write_status(gptimer, OMAP_TIMER_INT_OVERFLOW); - timer_tick(); + struct omap_dm_timer *gpt = (struct omap_dm_timer *)dev_id; + struct clock_event_device *evt = &clockevent_gpt; + + omap_dm_timer_write_status(gpt, OMAP_TIMER_INT_OVERFLOW); + evt->event_handler(evt); return IRQ_HANDLED; } @@ -52,20 +56,138 @@ static struct irqaction omap2_gp_timer_irq = { .handler = omap2_gp_timer_interrupt, }; -static void __init omap2_gp_timer_init(void) +static int omap2_gp_timer_set_next_event(unsigned long cycles, + struct clock_event_device *evt) { - u32 tick_period; + omap_dm_timer_set_load(gptimer, 0, 0xffffffff - cycles); + omap_dm_timer_start(gptimer); + + return 0; +} + +static void omap2_gp_timer_set_mode(enum clock_event_mode mode, + struct clock_event_device *evt) +{ + u32 period; + + omap_dm_timer_stop(gptimer); + + switch (mode) { + case CLOCK_EVT_MODE_PERIODIC: + period = clk_get_rate(omap_dm_timer_get_fclk(gptimer)) / HZ; + period -= 1; + + omap_dm_timer_set_load(gptimer, 1, 0xffffffff - period); + omap_dm_timer_start(gptimer); + break; + case CLOCK_EVT_MODE_ONESHOT: + break; + case CLOCK_EVT_MODE_UNUSED: + case CLOCK_EVT_MODE_SHUTDOWN: + case CLOCK_EVT_MODE_RESUME: + break; + } +} + +static struct clock_event_device clockevent_gpt = { + .name = "gp timer", + .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT, + .shift = 32, + .set_next_event = omap2_gp_timer_set_next_event, + .set_mode = omap2_gp_timer_set_mode, +}; + +static void __init omap2_gp_clockevent_init(void) +{ + u32 tick_rate; - omap_dm_timer_init(); gptimer = omap_dm_timer_request_specific(1); BUG_ON(gptimer == NULL); +#if defined(CONFIG_OMAP_32K_TIMER) + omap_dm_timer_set_source(gptimer, OMAP_TIMER_SRC_32_KHZ); +#else omap_dm_timer_set_source(gptimer, OMAP_TIMER_SRC_SYS_CLK); - tick_period = clk_get_rate(omap_dm_timer_get_fclk(gptimer)) / HZ; - tick_period -= 1; +#endif + tick_rate = clk_get_rate(omap_dm_timer_get_fclk(gptimer)); + omap2_gp_timer_irq.dev_id = (void *)gptimer; setup_irq(omap_dm_timer_get_irq(gptimer), &omap2_gp_timer_irq); - omap2_gp_timer_start(tick_period); + omap_dm_timer_set_int_enable(gptimer, OMAP_TIMER_INT_OVERFLOW); + + clockevent_gpt.mult = div_sc(tick_rate, NSEC_PER_SEC, + clockevent_gpt.shift); + clockevent_gpt.max_delta_ns = + clockevent_delta2ns(0xffffffff, &clockevent_gpt); + clockevent_gpt.min_delta_ns = + clockevent_delta2ns(1, &clockevent_gpt); + + clockevent_gpt.cpumask = cpumask_of_cpu(0); + clockevents_register_device(&clockevent_gpt); +} + +#ifdef CONFIG_OMAP_32K_TIMER +/* + * When 32k-timer is enabled, don't use GPTimer for clocksource + * instead, just leave default clocksource which uses the 32k + * sync counter. See clocksource setup in see plat-omap/common.c. + */ + +static inline void __init omap2_gp_clocksource_init(void) {} +#else +/* + * clocksource + */ +static struct omap_dm_timer *gpt_clocksource; +static cycle_t clocksource_read_cycles(void) +{ + return (cycle_t)omap_dm_timer_read_counter(gpt_clocksource); +} + +static struct clocksource clocksource_gpt = { + .name = "gp timer", + .rating = 300, + .read = clocksource_read_cycles, + .mask = CLOCKSOURCE_MASK(32), + .shift = 24, + .flags = CLOCK_SOURCE_IS_CONTINUOUS, +}; + +/* Setup free-running counter for clocksource */ +static void __init omap2_gp_clocksource_init(void) +{ + static struct omap_dm_timer *gpt; + u32 tick_rate, tick_period; + static char err1[] __initdata = KERN_ERR + "%s: failed to request dm-timer\n"; + static char err2[] __initdata = KERN_ERR + "%s: can't register clocksource!\n"; + + gpt = omap_dm_timer_request(); + if (!gpt) + printk(err1, clocksource_gpt.name); + gpt_clocksource = gpt; + + omap_dm_timer_set_source(gpt, OMAP_TIMER_SRC_SYS_CLK); + tick_rate = clk_get_rate(omap_dm_timer_get_fclk(gpt)); + tick_period = (tick_rate / HZ) - 1; + + omap_dm_timer_set_load(gpt, 1, 0); + omap_dm_timer_start(gpt); + + clocksource_gpt.mult = + clocksource_khz2mult(tick_rate/1000, clocksource_gpt.shift); + if (clocksource_register(&clocksource_gpt)) + printk(err2, clocksource_gpt.name); +} +#endif + +static void __init omap2_gp_timer_init(void) +{ + omap_dm_timer_init(); + + omap2_gp_clockevent_init(); + omap2_gp_clocksource_init(); } struct sys_timer omap_timer = { diff --git a/arch/arm/plat-omap/Makefile b/arch/arm/plat-omap/Makefile index 8f56c255d1ee..bc639a30d6d1 100644 --- a/arch/arm/plat-omap/Makefile +++ b/arch/arm/plat-omap/Makefile @@ -9,8 +9,6 @@ obj-m := obj-n := obj- := -obj-$(CONFIG_OMAP_32K_TIMER) += timer32k.o - # OCPI interconnect support for 1710, 1610 and 5912 obj-$(CONFIG_ARCH_OMAP16XX) += ocpi.o diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c index 0a603242f367..32a533ba9ada 100644 --- a/arch/arm/plat-omap/clock.c +++ b/arch/arm/plat-omap/clock.c @@ -304,6 +304,23 @@ void propagate_rate(struct clk * tclk) } } +/** + * recalculate_root_clocks - recalculate and propagate all root clocks + * + * Recalculates all root clocks (clocks with no parent), which if the + * clock's .recalc is set correctly, should also propagate their rates. + * Called at init. + */ +void recalculate_root_clocks(void) +{ + struct clk *clkp; + + list_for_each_entry(clkp, &clocks, node) { + if (unlikely(!clkp->parent) && likely((u32)clkp->recalc)) + clkp->recalc(clkp); + } +} + int clk_register(struct clk *clk) { if (clk == NULL || IS_ERR(clk)) @@ -358,6 +375,30 @@ void clk_allow_idle(struct clk *clk) } EXPORT_SYMBOL(clk_allow_idle); +void clk_enable_init_clocks(void) +{ + struct clk *clkp; + + list_for_each_entry(clkp, &clocks, node) { + if (clkp->flags & ENABLE_ON_INIT) + clk_enable(clkp); + } +} +EXPORT_SYMBOL(clk_enable_init_clocks); + +#ifdef CONFIG_CPU_FREQ +void clk_init_cpufreq_table(struct cpufreq_frequency_table **table) +{ + unsigned long flags; + + spin_lock_irqsave(&clockfw_lock, flags); + if (arch_clock->clk_init_cpufreq_table) + arch_clock->clk_init_cpufreq_table(table); + spin_unlock_irqrestore(&clockfw_lock, flags); +} +EXPORT_SYMBOL(clk_init_cpufreq_table); +#endif + /*-------------------------------------------------------------------------*/ #ifdef CONFIG_OMAP_RESET_CLOCKS @@ -396,3 +437,4 @@ int __init clk_init(struct clk_functions * custom_clocks) return 0; } + diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c index 4f0f9c4e938e..bd1cef2c3c14 100644 --- a/arch/arm/plat-omap/common.c +++ b/arch/arm/plat-omap/common.c @@ -27,11 +27,16 @@ #include <asm/setup.h> #include <asm/arch/board.h> +#include <asm/arch/control.h> #include <asm/arch/mux.h> #include <asm/arch/fpga.h> #include <asm/arch/clock.h> +#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) +# include "../mach-omap2/sdrc.h" +#endif + #define NO_LENGTH_CHECK 0xffffffff unsigned char omap_bootloader_tag[512]; @@ -171,8 +176,8 @@ console_initcall(omap_add_serial_console); #if defined(CONFIG_ARCH_OMAP16XX) #define TIMER_32K_SYNCHRONIZED 0xfffbc410 -#elif defined(CONFIG_ARCH_OMAP24XX) -#define TIMER_32K_SYNCHRONIZED (OMAP24XX_32KSYNCT_BASE + 0x10) +#elif defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) +#define TIMER_32K_SYNCHRONIZED (OMAP2_32KSYNCT_BASE + 0x10) #endif #ifdef TIMER_32K_SYNCHRONIZED @@ -193,12 +198,35 @@ static struct clocksource clocksource_32k = { .flags = CLOCK_SOURCE_IS_CONTINUOUS, }; +/* + * Rounds down to nearest nsec. + */ +unsigned long long omap_32k_ticks_to_nsecs(unsigned long ticks_32k) +{ + return cyc2ns(&clocksource_32k, ticks_32k); +} + +/* + * Returns current time from boot in nsecs. It's OK for this to wrap + * around for now, as it's just a relative time stamp. + */ +unsigned long long sched_clock(void) +{ + return omap_32k_ticks_to_nsecs(omap_32k_read()); +} + static int __init omap_init_clocksource_32k(void) { static char err[] __initdata = KERN_ERR "%s: can't register clocksource!\n"; - if (cpu_is_omap16xx() || cpu_is_omap24xx()) { + if (cpu_is_omap16xx() || cpu_class_is_omap2()) { + struct clk *sync_32k_ick; + + sync_32k_ick = clk_get(NULL, "omap_32ksync_ick"); + if (sync_32k_ick) + clk_enable(sync_32k_ick); + clocksource_32k.mult = clocksource_hz2mult(32768, clocksource_32k.shift); @@ -210,3 +238,33 @@ static int __init omap_init_clocksource_32k(void) arch_initcall(omap_init_clocksource_32k); #endif /* TIMER_32K_SYNCHRONIZED */ + +/* Global address base setup code */ + +#if defined(CONFIG_ARCH_OMAP2420) +void __init omap2_set_globals_242x(void) +{ + omap2_sdrc_base = OMAP2420_SDRC_BASE; + omap2_sms_base = OMAP2420_SMS_BASE; + omap_ctrl_base_set(OMAP2420_CTRL_BASE); +} +#endif + +#if defined(CONFIG_ARCH_OMAP2430) +void __init omap2_set_globals_243x(void) +{ + omap2_sdrc_base = OMAP243X_SDRC_BASE; + omap2_sms_base = OMAP243X_SMS_BASE; + omap_ctrl_base_set(OMAP243X_CTRL_BASE); +} +#endif + +#if defined(CONFIG_ARCH_OMAP3430) +void __init omap2_set_globals_343x(void) +{ + omap2_sdrc_base = OMAP343X_SDRC_BASE; + omap2_sms_base = OMAP343X_SMS_BASE; + omap_ctrl_base_set(OMAP343X_CTRL_BASE); +} +#endif + diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c index 8c78e4e57b5c..1903a3491ee9 100644 --- a/arch/arm/plat-omap/gpio.c +++ b/arch/arm/plat-omap/gpio.c @@ -136,7 +136,6 @@ struct gpio_bank { u16 irq; u16 virtual_irq_start; int method; - u32 reserved_map; #if defined(CONFIG_ARCH_OMAP16XX) || defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) u32 suspend_wakeup; u32 saved_wakeup; @@ -149,7 +148,9 @@ struct gpio_bank { u32 saved_fallingdetect; u32 saved_risingdetect; #endif + u32 level_mask; spinlock_t lock; + struct gpio_chip chip; }; #define METHOD_MPUIO 0 @@ -538,10 +539,9 @@ static inline void set_24xx_gpio_triggering(struct gpio_bank *bank, int gpio, bank->enabled_non_wakeup_gpios &= ~gpio_bit; } - /* - * FIXME: Possibly do 'set_irq_handler(j, handle_level_irq)' if only - * level triggering requested. - */ + bank->level_mask = + __raw_readl(bank->base + OMAP24XX_GPIO_LEVELDETECT0) | + __raw_readl(bank->base + OMAP24XX_GPIO_LEVELDETECT1); } #endif @@ -652,6 +652,12 @@ static int gpio_irq_type(unsigned irq, unsigned type) irq_desc[irq].status |= type; } spin_unlock_irqrestore(&bank->lock, flags); + + if (type & (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH)) + __set_irq_handler_unlocked(irq, handle_level_irq); + else if (type & (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING)) + __set_irq_handler_unlocked(irq, handle_edge_irq); + return retval; } @@ -903,19 +909,17 @@ int omap_request_gpio(int gpio) { struct gpio_bank *bank; unsigned long flags; + int status; if (check_gpio(gpio) < 0) return -EINVAL; + status = gpio_request(gpio, NULL); + if (status < 0) + return status; + bank = get_gpio_bank(gpio); spin_lock_irqsave(&bank->lock, flags); - if (unlikely(bank->reserved_map & (1 << get_gpio_index(gpio)))) { - printk(KERN_ERR "omap-gpio: GPIO %d is already reserved!\n", gpio); - dump_stack(); - spin_unlock_irqrestore(&bank->lock, flags); - return -1; - } - bank->reserved_map |= (1 << get_gpio_index(gpio)); /* Set trigger to none. You need to enable the desired trigger with * request_irq() or set_irq_type(). @@ -945,10 +949,11 @@ void omap_free_gpio(int gpio) return; bank = get_gpio_bank(gpio); spin_lock_irqsave(&bank->lock, flags); - if (unlikely(!(bank->reserved_map & (1 << get_gpio_index(gpio))))) { + if (unlikely(!gpiochip_is_requested(&bank->chip, + get_gpio_index(gpio)))) { + spin_unlock_irqrestore(&bank->lock, flags); printk(KERN_ERR "omap-gpio: GPIO %d wasn't reserved!\n", gpio); dump_stack(); - spin_unlock_irqrestore(&bank->lock, flags); return; } #ifdef CONFIG_ARCH_OMAP16XX @@ -965,9 +970,9 @@ void omap_free_gpio(int gpio) __raw_writel(1 << get_gpio_index(gpio), reg); } #endif - bank->reserved_map &= ~(1 << get_gpio_index(gpio)); _reset_gpio(bank, gpio); spin_unlock_irqrestore(&bank->lock, flags); + gpio_free(gpio); } /* @@ -1022,12 +1027,7 @@ static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc) isr &= 0x0000ffff; if (cpu_class_is_omap2()) { - level_mask = - __raw_readl(bank->base + - OMAP24XX_GPIO_LEVELDETECT0) | - __raw_readl(bank->base + - OMAP24XX_GPIO_LEVELDETECT1); - level_mask &= enabled; + level_mask = bank->level_mask & enabled; } /* clear edge sensitive interrupts before handler(s) are @@ -1052,51 +1052,13 @@ static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc) gpio_irq = bank->virtual_irq_start; for (; isr != 0; isr >>= 1, gpio_irq++) { struct irq_desc *d; - int irq_mask; + if (!(isr & 1)) continue; d = irq_desc + gpio_irq; - /* Don't run the handler if it's already running - * or was disabled lazely. - */ - if (unlikely((d->depth || - (d->status & IRQ_INPROGRESS)))) { - irq_mask = 1 << - (gpio_irq - bank->virtual_irq_start); - /* The unmasking will be done by - * enable_irq in case it is disabled or - * after returning from the handler if - * it's already running. - */ - _enable_gpio_irqbank(bank, irq_mask, 0); - if (!d->depth) { - /* Level triggered interrupts - * won't ever be reentered - */ - BUG_ON(level_mask & irq_mask); - d->status |= IRQ_PENDING; - } - continue; - } desc_handle_irq(gpio_irq, d); - - if (unlikely((d->status & IRQ_PENDING) && !d->depth)) { - irq_mask = 1 << - (gpio_irq - bank->virtual_irq_start); - d->status &= ~IRQ_PENDING; - _enable_gpio_irqbank(bank, irq_mask, 1); - retrigger |= irq_mask; - } } - - if (cpu_class_is_omap2()) { - /* clear level sensitive interrupts after handler(s) */ - _enable_gpio_irqbank(bank, isr_saved & level_mask, 0); - _clear_gpio_irqbank(bank, isr_saved & level_mask); - _enable_gpio_irqbank(bank, isr_saved & level_mask, 1); - } - } /* if bank has any level sensitive GPIO pin interrupt configured, we must unmask the bank interrupt only after @@ -1135,6 +1097,14 @@ static void gpio_unmask_irq(unsigned int irq) { unsigned int gpio = irq - IH_GPIO_BASE; struct gpio_bank *bank = get_irq_chip_data(irq); + unsigned int irq_mask = 1 << get_gpio_index(gpio); + + /* For level-triggered GPIOs, the clearing must be done after + * the HW source is cleared, thus after the handler has run */ + if (bank->level_mask & irq_mask) { + _set_gpio_irqenable(bank, gpio, 0); + _clear_gpio_irqstatus(bank, gpio); + } _set_gpio_irqenable(bank, gpio, 1); } @@ -1266,6 +1236,53 @@ static inline void mpuio_init(void) {} /*---------------------------------------------------------------------*/ +/* REVISIT these are stupid implementations! replace by ones that + * don't switch on METHOD_* and which mostly avoid spinlocks + */ + +static int gpio_input(struct gpio_chip *chip, unsigned offset) +{ + struct gpio_bank *bank; + unsigned long flags; + + bank = container_of(chip, struct gpio_bank, chip); + spin_lock_irqsave(&bank->lock, flags); + _set_gpio_direction(bank, offset, 1); + spin_unlock_irqrestore(&bank->lock, flags); + return 0; +} + +static int gpio_get(struct gpio_chip *chip, unsigned offset) +{ + return omap_get_gpio_datain(chip->base + offset); +} + +static int gpio_output(struct gpio_chip *chip, unsigned offset, int value) +{ + struct gpio_bank *bank; + unsigned long flags; + + bank = container_of(chip, struct gpio_bank, chip); + spin_lock_irqsave(&bank->lock, flags); + _set_gpio_dataout(bank, offset, value); + _set_gpio_direction(bank, offset, 0); + spin_unlock_irqrestore(&bank->lock, flags); + return 0; +} + +static void gpio_set(struct gpio_chip *chip, unsigned offset, int value) +{ + struct gpio_bank *bank; + unsigned long flags; + + bank = container_of(chip, struct gpio_bank, chip); + spin_lock_irqsave(&bank->lock, flags); + _set_gpio_dataout(bank, offset, value); + spin_unlock_irqrestore(&bank->lock, flags); +} + +/*---------------------------------------------------------------------*/ + static int initialized; #if !defined(CONFIG_ARCH_OMAP3) static struct clk * gpio_ick; @@ -1293,6 +1310,7 @@ static struct lock_class_key gpio_lock_class; static int __init _omap_gpio_init(void) { int i; + int gpio = 0; struct gpio_bank *bank; #if defined(CONFIG_ARCH_OMAP3) char clk_name[11]; @@ -1423,7 +1441,6 @@ static int __init _omap_gpio_init(void) int j, gpio_count = 16; bank = &gpio_bank[i]; - bank->reserved_map = 0; bank->base = IO_ADDRESS(bank->base); spin_lock_init(&bank->lock); if (bank_is_mpuio(bank)) @@ -1461,6 +1478,26 @@ static int __init _omap_gpio_init(void) gpio_count = 32; } #endif + + /* REVISIT eventually switch from OMAP-specific gpio structs + * over to the generic ones + */ + bank->chip.direction_input = gpio_input; + bank->chip.get = gpio_get; + bank->chip.direction_output = gpio_output; + bank->chip.set = gpio_set; + if (bank_is_mpuio(bank)) { + bank->chip.label = "mpuio"; + bank->chip.base = OMAP_MPUIO(0); + } else { + bank->chip.label = "gpio"; + bank->chip.base = gpio; + gpio += gpio_count; + } + bank->chip.ngpio = gpio_count; + + gpiochip_add(&bank->chip); + for (j = bank->virtual_irq_start; j < bank->virtual_irq_start + gpio_count; j++) { lockdep_set_class(&irq_desc[j].lock, &gpio_lock_class); @@ -1757,8 +1794,10 @@ static int dbg_gpio_show(struct seq_file *s, void *unused) for (j = 0; j < bankwidth; j++, gpio++, mask <<= 1) { unsigned irq, value, is_in, irqstat; + const char *label; - if (!(bank->reserved_map & mask)) + label = gpiochip_is_requested(&bank->chip, j); + if (!label) continue; irq = bank->virtual_irq_start + j; @@ -1766,13 +1805,16 @@ static int dbg_gpio_show(struct seq_file *s, void *unused) is_in = gpio_is_input(bank, mask); if (bank_is_mpuio(bank)) - seq_printf(s, "MPUIO %2d: ", j); + seq_printf(s, "MPUIO %2d ", j); else - seq_printf(s, "GPIO %3d: ", gpio); - seq_printf(s, "%s %s", + seq_printf(s, "GPIO %3d ", gpio); + seq_printf(s, "(%10s): %s %s", + label, is_in ? "in " : "out", value ? "hi" : "lo"); +/* FIXME for at least omap2, show pullup/pulldown state */ + irqstat = irq_desc[irq].status; if (is_in && ((bank->suspend_wakeup & mask) || irqstat & IRQ_TYPE_SENSE_MASK)) { @@ -1795,10 +1837,10 @@ static int dbg_gpio_show(struct seq_file *s, void *unused) trigger = "high"; break; case IRQ_TYPE_NONE: - trigger = "(unspecified)"; + trigger = "(?)"; break; } - seq_printf(s, ", irq-%d %s%s", + seq_printf(s, ", irq-%d %-8s%s", irq, trigger, (bank->suspend_wakeup & mask) ? " wakeup" : ""); diff --git a/arch/arm/plat-omap/mux.c b/arch/arm/plat-omap/mux.c index 75211f20ccb3..6f3f459731c8 100644 --- a/arch/arm/plat-omap/mux.c +++ b/arch/arm/plat-omap/mux.c @@ -3,9 +3,9 @@ * * Utility to set the Omap MUX and PULL_DWN registers from a table in mux.h * - * Copyright (C) 2003 - 2005 Nokia Corporation + * Copyright (C) 2003 - 2008 Nokia Corporation * - * Written by Tony Lindgren <tony.lindgren@nokia.com> + * Written by Tony Lindgren * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -32,21 +32,17 @@ #ifdef CONFIG_OMAP_MUX -#define OMAP24XX_L4_BASE 0x48000000 -#define OMAP24XX_PULL_ENA (1 << 3) -#define OMAP24XX_PULL_UP (1 << 4) +static struct omap_mux_cfg *mux_cfg; -static struct pin_config * pin_table; -static unsigned long pin_table_sz; - -extern struct pin_config * omap730_pins; -extern struct pin_config * omap1xxx_pins; -extern struct pin_config * omap24xx_pins; - -int __init omap_mux_register(struct pin_config * pins, unsigned long size) +int __init omap_mux_register(struct omap_mux_cfg *arch_mux_cfg) { - pin_table = pins; - pin_table_sz = size; + if (!arch_mux_cfg || !arch_mux_cfg->pins || arch_mux_cfg->size == 0 + || !arch_mux_cfg->cfg_reg) { + printk(KERN_ERR "Invalid pin table\n"); + return -EINVAL; + } + + mux_cfg = arch_mux_cfg; return 0; } @@ -56,152 +52,26 @@ int __init omap_mux_register(struct pin_config * pins, unsigned long size) */ int __init_or_module omap_cfg_reg(const unsigned long index) { - static DEFINE_SPINLOCK(mux_spin_lock); - - unsigned long flags; - struct pin_config *cfg; - unsigned int reg_orig = 0, reg = 0, pu_pd_orig = 0, pu_pd = 0, - pull_orig = 0, pull = 0; - unsigned int mask, warn = 0; + struct pin_config *reg; - if (!pin_table) - BUG(); + if (mux_cfg == NULL) { + printk(KERN_ERR "Pin mux table not initialized\n"); + return -ENODEV; + } - if (index >= pin_table_sz) { + if (index >= mux_cfg->size) { printk(KERN_ERR "Invalid pin mux index: %lu (%lu)\n", - index, pin_table_sz); + index, mux_cfg->size); dump_stack(); return -ENODEV; } - cfg = (struct pin_config *)&pin_table[index]; - if (cpu_is_omap24xx()) { - u8 reg = 0; - - reg |= cfg->mask & 0x7; - if (cfg->pull_val) - reg |= OMAP24XX_PULL_ENA; - if(cfg->pu_pd_val) - reg |= OMAP24XX_PULL_UP; -#if defined(CONFIG_OMAP_MUX_DEBUG) || defined(CONFIG_OMAP_MUX_WARNINGS) - { - u8 orig = omap_readb(OMAP24XX_L4_BASE + cfg->mux_reg); - u8 debug = 0; - -#ifdef CONFIG_OMAP_MUX_DEBUG - debug = cfg->debug; -#endif - warn = (orig != reg); - if (debug || warn) - printk("MUX: setup %s (0x%08x): 0x%02x -> 0x%02x\n", - cfg->name, - OMAP24XX_L4_BASE + cfg->mux_reg, - orig, reg); - } -#endif - omap_writeb(reg, OMAP24XX_L4_BASE + cfg->mux_reg); + reg = (struct pin_config *)&mux_cfg->pins[index]; - return 0; - } - - /* Check the mux register in question */ - if (cfg->mux_reg) { - unsigned tmp1, tmp2; - - spin_lock_irqsave(&mux_spin_lock, flags); - reg_orig = omap_readl(cfg->mux_reg); - - /* The mux registers always seem to be 3 bits long */ - mask = (0x7 << cfg->mask_offset); - tmp1 = reg_orig & mask; - reg = reg_orig & ~mask; - - tmp2 = (cfg->mask << cfg->mask_offset); - reg |= tmp2; - - if (tmp1 != tmp2) - warn = 1; - - omap_writel(reg, cfg->mux_reg); - spin_unlock_irqrestore(&mux_spin_lock, flags); - } - - /* Check for pull up or pull down selection on 1610 */ - if (!cpu_is_omap15xx()) { - if (cfg->pu_pd_reg && cfg->pull_val) { - spin_lock_irqsave(&mux_spin_lock, flags); - pu_pd_orig = omap_readl(cfg->pu_pd_reg); - mask = 1 << cfg->pull_bit; - - if (cfg->pu_pd_val) { - if (!(pu_pd_orig & mask)) - warn = 1; - /* Use pull up */ - pu_pd = pu_pd_orig | mask; - } else { - if (pu_pd_orig & mask) - warn = 1; - /* Use pull down */ - pu_pd = pu_pd_orig & ~mask; - } - omap_writel(pu_pd, cfg->pu_pd_reg); - spin_unlock_irqrestore(&mux_spin_lock, flags); - } - } - - /* Check for an associated pull down register */ - if (cfg->pull_reg) { - spin_lock_irqsave(&mux_spin_lock, flags); - pull_orig = omap_readl(cfg->pull_reg); - mask = 1 << cfg->pull_bit; - - if (cfg->pull_val) { - if (pull_orig & mask) - warn = 1; - /* Low bit = pull enabled */ - pull = pull_orig & ~mask; - } else { - if (!(pull_orig & mask)) - warn = 1; - /* High bit = pull disabled */ - pull = pull_orig | mask; - } - - omap_writel(pull, cfg->pull_reg); - spin_unlock_irqrestore(&mux_spin_lock, flags); - } - - if (warn) { -#ifdef CONFIG_OMAP_MUX_WARNINGS - printk(KERN_WARNING "MUX: initialized %s\n", cfg->name); -#endif - } - -#ifdef CONFIG_OMAP_MUX_DEBUG - if (cfg->debug || warn) { - printk("MUX: Setting register %s\n", cfg->name); - printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n", - cfg->mux_reg_name, cfg->mux_reg, reg_orig, reg); - - if (!cpu_is_omap15xx()) { - if (cfg->pu_pd_reg && cfg->pull_val) { - printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n", - cfg->pu_pd_name, cfg->pu_pd_reg, - pu_pd_orig, pu_pd); - } - } - - if (cfg->pull_reg) - printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n", - cfg->pull_name, cfg->pull_reg, pull_orig, pull); - } -#endif + if (!mux_cfg->cfg_reg) + return -ENODEV; -#ifdef CONFIG_OMAP_MUX_ERRORS - return warn ? -ETXTBSY : 0; -#else - return 0; -#endif + return mux_cfg->cfg_reg(reg); } EXPORT_SYMBOL(omap_cfg_reg); #else diff --git a/arch/arm/plat-omap/usb.c b/arch/arm/plat-omap/usb.c index a5aedf964b88..a619475c4b76 100644 --- a/arch/arm/plat-omap/usb.c +++ b/arch/arm/plat-omap/usb.c @@ -33,6 +33,7 @@ #include <asm/system.h> #include <asm/hardware.h> +#include <asm/arch/control.h> #include <asm/arch/mux.h> #include <asm/arch/usb.h> #include <asm/arch/board.h> @@ -76,7 +77,7 @@ /*-------------------------------------------------------------------------*/ -#ifdef CONFIG_ARCH_OMAP_OTG +#if defined(CONFIG_ARCH_OMAP_OTG) || defined(CONFIG_USB_MUSB_OTG) static struct otg_transceiver *xceiv; @@ -110,12 +111,48 @@ EXPORT_SYMBOL(otg_set_transceiver); #if defined(CONFIG_ARCH_OMAP_OTG) || defined(CONFIG_ARCH_OMAP15XX) +static void omap2_usb_devconf_clear(u8 port, u32 mask) +{ + u32 r; + + r = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0); + r &= ~USBTXWRMODEI(port, mask); + omap_ctrl_writel(r, OMAP2_CONTROL_DEVCONF0); +} + +static void omap2_usb_devconf_set(u8 port, u32 mask) +{ + u32 r; + + r = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0); + r |= USBTXWRMODEI(port, mask); + omap_ctrl_writel(r, OMAP2_CONTROL_DEVCONF0); +} + +static void omap2_usb2_disable_5pinbitll(void) +{ + u32 r; + + r = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0); + r &= ~(USBTXWRMODEI(2, USB_BIDIR_TLL) | USBT2TLL5PI); + omap_ctrl_writel(r, OMAP2_CONTROL_DEVCONF0); +} + +static void omap2_usb2_enable_5pinunitll(void) +{ + u32 r; + + r = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0); + r |= USBTXWRMODEI(2, USB_UNIDIR_TLL) | USBT2TLL5PI; + omap_ctrl_writel(r, OMAP2_CONTROL_DEVCONF0); +} + static u32 __init omap_usb0_init(unsigned nwires, unsigned is_device) { u32 syscon1 = 0; if (cpu_is_omap24xx()) - CONTROL_DEVCONF_REG &= ~USBT0WRMODEI(USB_BIDIR_TLL); + omap2_usb_devconf_clear(0, USB_BIDIR_TLL); if (nwires == 0) { if (cpu_class_is_omap1() && !cpu_is_omap15xx()) { @@ -187,19 +224,19 @@ static u32 __init omap_usb0_init(unsigned nwires, unsigned is_device) case 3: syscon1 = 2; if (cpu_is_omap24xx()) - CONTROL_DEVCONF_REG |= USBT0WRMODEI(USB_BIDIR); + omap2_usb_devconf_set(0, USB_BIDIR); break; case 4: syscon1 = 1; if (cpu_is_omap24xx()) - CONTROL_DEVCONF_REG |= USBT0WRMODEI(USB_BIDIR); + omap2_usb_devconf_set(0, USB_BIDIR); break; case 6: syscon1 = 3; if (cpu_is_omap24xx()) { omap_cfg_reg(J19_24XX_USB0_VP); omap_cfg_reg(K20_24XX_USB0_VM); - CONTROL_DEVCONF_REG |= USBT0WRMODEI(USB_UNIDIR); + omap2_usb_devconf_set(0, USB_UNIDIR); } else { omap_cfg_reg(AA9_USB0_VP); omap_cfg_reg(R9_USB0_VM); @@ -220,7 +257,7 @@ static u32 __init omap_usb1_init(unsigned nwires) if (cpu_class_is_omap1() && !cpu_is_omap15xx() && nwires != 6) USB_TRANSCEIVER_CTRL_REG &= ~CONF_USB1_UNI_R; if (cpu_is_omap24xx()) - CONTROL_DEVCONF_REG &= ~USBT1WRMODEI(USB_BIDIR_TLL); + omap2_usb_devconf_clear(1, USB_BIDIR_TLL); if (nwires == 0) return 0; @@ -261,17 +298,17 @@ static u32 __init omap_usb1_init(unsigned nwires) * this TLL link is not using DP/DM */ syscon1 = 1; - CONTROL_DEVCONF_REG |= USBT1WRMODEI(USB_BIDIR_TLL); + omap2_usb_devconf_set(1, USB_BIDIR_TLL); break; case 3: syscon1 = 2; if (cpu_is_omap24xx()) - CONTROL_DEVCONF_REG |= USBT1WRMODEI(USB_BIDIR); + omap2_usb_devconf_set(1, USB_BIDIR); break; case 4: syscon1 = 1; if (cpu_is_omap24xx()) - CONTROL_DEVCONF_REG |= USBT1WRMODEI(USB_BIDIR); + omap2_usb_devconf_set(1, USB_BIDIR); break; case 6: if (cpu_is_omap24xx()) @@ -295,8 +332,7 @@ static u32 __init omap_usb2_init(unsigned nwires, unsigned alt_pingroup) u32 syscon1 = 0; if (cpu_is_omap24xx()) { - CONTROL_DEVCONF_REG &= ~(USBT2WRMODEI(USB_BIDIR_TLL) - | USBT2TLL5PI); + omap2_usb2_disable_5pinbitll(); alt_pingroup = 0; } @@ -343,17 +379,17 @@ static u32 __init omap_usb2_init(unsigned nwires, unsigned alt_pingroup) * this TLL link is not using DP/DM */ syscon1 = 1; - CONTROL_DEVCONF_REG |= USBT2WRMODEI(USB_BIDIR_TLL); + omap2_usb_devconf_set(2, USB_BIDIR_TLL); break; case 3: syscon1 = 2; if (cpu_is_omap24xx()) - CONTROL_DEVCONF_REG |= USBT2WRMODEI(USB_BIDIR); + omap2_usb_devconf_set(2, USB_BIDIR); break; case 4: syscon1 = 1; if (cpu_is_omap24xx()) - CONTROL_DEVCONF_REG |= USBT2WRMODEI(USB_BIDIR); + omap2_usb_devconf_set(2, USB_BIDIR); break; case 5: if (!cpu_is_omap24xx()) @@ -364,8 +400,7 @@ static u32 __init omap_usb2_init(unsigned nwires, unsigned alt_pingroup) * set up OTG_SYSCON2.HMC_TLL{ATTACH,SPEED} */ syscon1 = 3; - CONTROL_DEVCONF_REG |= USBT2WRMODEI(USB_UNIDIR_TLL) - | USBT2TLL5PI; + omap2_usb2_enable_5pinunitll(); break; case 6: if (cpu_is_omap24xx()) |