diff options
Diffstat (limited to 'arch/mips/pnx833x')
| -rw-r--r-- | arch/mips/pnx833x/Makefile | 4 | ||||
| -rw-r--r-- | arch/mips/pnx833x/Platform | 4 | ||||
| -rw-r--r-- | arch/mips/pnx833x/common/Makefile | 2 | ||||
| -rw-r--r-- | arch/mips/pnx833x/common/interrupts.c | 303 | ||||
| -rw-r--r-- | arch/mips/pnx833x/common/platform.c | 224 | ||||
| -rw-r--r-- | arch/mips/pnx833x/common/prom.c | 51 | ||||
| -rw-r--r-- | arch/mips/pnx833x/common/reset.c | 31 | ||||
| -rw-r--r-- | arch/mips/pnx833x/common/setup.c | 48 | ||||
| -rw-r--r-- | arch/mips/pnx833x/stb22x/Makefile | 2 | ||||
| -rw-r--r-- | arch/mips/pnx833x/stb22x/board.c | 120 |
10 files changed, 0 insertions, 789 deletions
diff --git a/arch/mips/pnx833x/Makefile b/arch/mips/pnx833x/Makefile deleted file mode 100644 index 927268a58237..000000000000 --- a/arch/mips/pnx833x/Makefile +++ /dev/null @@ -1,4 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only -obj-$(CONFIG_SOC_PNX833X) += common/ -obj-$(CONFIG_NXP_STB220) += stb22x/ -obj-$(CONFIG_NXP_STB225) += stb22x/ diff --git a/arch/mips/pnx833x/Platform b/arch/mips/pnx833x/Platform deleted file mode 100644 index e5286a49fc3e..000000000000 --- a/arch/mips/pnx833x/Platform +++ /dev/null @@ -1,4 +0,0 @@ -# NXP STB225 -cflags-$(CONFIG_SOC_PNX833X) += -I$(srctree)/arch/mips/include/asm/mach-pnx833x -load-$(CONFIG_NXP_STB220) += 0xffffffff80001000 -load-$(CONFIG_NXP_STB225) += 0xffffffff80001000 diff --git a/arch/mips/pnx833x/common/Makefile b/arch/mips/pnx833x/common/Makefile deleted file mode 100644 index 9b4d394112b0..000000000000 --- a/arch/mips/pnx833x/common/Makefile +++ /dev/null @@ -1,2 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only -obj-y := interrupts.o platform.o prom.o setup.o reset.o diff --git a/arch/mips/pnx833x/common/interrupts.c b/arch/mips/pnx833x/common/interrupts.c deleted file mode 100644 index 2fbbabcac386..000000000000 --- a/arch/mips/pnx833x/common/interrupts.c +++ /dev/null @@ -1,303 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * interrupts.c: Interrupt mappings for PNX833X. - * - * Copyright 2008 NXP Semiconductors - * Chris Steel <chris.steel@nxp.com> - * Daniel Laird <daniel.j.laird@nxp.com> - */ -#include <linux/kernel.h> -#include <linux/irq.h> -#include <linux/hardirq.h> -#include <linux/interrupt.h> -#include <asm/mipsregs.h> -#include <asm/irq_cpu.h> -#include <asm/setup.h> -#include <irq.h> -#include <irq-mapping.h> -#include <gpio.h> - -static int mips_cpu_timer_irq; - -static const unsigned int irq_prio[PNX833X_PIC_NUM_IRQ] = -{ - 0, /* unused */ - 4, /* PNX833X_PIC_I2C0_INT 1 */ - 4, /* PNX833X_PIC_I2C1_INT 2 */ - 1, /* PNX833X_PIC_UART0_INT 3 */ - 1, /* PNX833X_PIC_UART1_INT 4 */ - 6, /* PNX833X_PIC_TS_IN0_DV_INT 5 */ - 6, /* PNX833X_PIC_TS_IN0_DMA_INT 6 */ - 7, /* PNX833X_PIC_GPIO_INT 7 */ - 4, /* PNX833X_PIC_AUDIO_DEC_INT 8 */ - 5, /* PNX833X_PIC_VIDEO_DEC_INT 9 */ - 4, /* PNX833X_PIC_CONFIG_INT 10 */ - 4, /* PNX833X_PIC_AOI_INT 11 */ - 9, /* PNX833X_PIC_SYNC_INT 12 */ - 9, /* PNX8335_PIC_SATA_INT 13 */ - 4, /* PNX833X_PIC_OSD_INT 14 */ - 9, /* PNX833X_PIC_DISP1_INT 15 */ - 4, /* PNX833X_PIC_DEINTERLACER_INT 16 */ - 9, /* PNX833X_PIC_DISPLAY2_INT 17 */ - 4, /* PNX833X_PIC_VC_INT 18 */ - 4, /* PNX833X_PIC_SC_INT 19 */ - 9, /* PNX833X_PIC_IDE_INT 20 */ - 9, /* PNX833X_PIC_IDE_DMA_INT 21 */ - 6, /* PNX833X_PIC_TS_IN1_DV_INT 22 */ - 6, /* PNX833X_PIC_TS_IN1_DMA_INT 23 */ - 4, /* PNX833X_PIC_SGDX_DMA_INT 24 */ - 4, /* PNX833X_PIC_TS_OUT_INT 25 */ - 4, /* PNX833X_PIC_IR_INT 26 */ - 3, /* PNX833X_PIC_VMSP1_INT 27 */ - 3, /* PNX833X_PIC_VMSP2_INT 28 */ - 4, /* PNX833X_PIC_PIBC_INT 29 */ - 4, /* PNX833X_PIC_TS_IN0_TRD_INT 30 */ - 4, /* PNX833X_PIC_SGDX_TPD_INT 31 */ - 5, /* PNX833X_PIC_USB_INT 32 */ - 4, /* PNX833X_PIC_TS_IN1_TRD_INT 33 */ - 4, /* PNX833X_PIC_CLOCK_INT 34 */ - 4, /* PNX833X_PIC_SGDX_PARSER_INT 35 */ - 4, /* PNX833X_PIC_VMSP_DMA_INT 36 */ -#if defined(CONFIG_SOC_PNX8335) - 4, /* PNX8335_PIC_MIU_INT 37 */ - 4, /* PNX8335_PIC_AVCHIP_IRQ_INT 38 */ - 9, /* PNX8335_PIC_SYNC_HD_INT 39 */ - 9, /* PNX8335_PIC_DISP_HD_INT 40 */ - 9, /* PNX8335_PIC_DISP_SCALER_INT 41 */ - 4, /* PNX8335_PIC_OSD_HD1_INT 42 */ - 4, /* PNX8335_PIC_DTL_WRITER_Y_INT 43 */ - 4, /* PNX8335_PIC_DTL_WRITER_C_INT 44 */ - 4, /* PNX8335_PIC_DTL_EMULATOR_Y_IR_INT 45 */ - 4, /* PNX8335_PIC_DTL_EMULATOR_C_IR_INT 46 */ - 4, /* PNX8335_PIC_DENC_TTX_INT 47 */ - 4, /* PNX8335_PIC_MMI_SIF0_INT 48 */ - 4, /* PNX8335_PIC_MMI_SIF1_INT 49 */ - 4, /* PNX8335_PIC_MMI_CDMMU_INT 50 */ - 4, /* PNX8335_PIC_PIBCS_INT 51 */ - 12, /* PNX8335_PIC_ETHERNET_INT 52 */ - 3, /* PNX8335_PIC_VMSP1_0_INT 53 */ - 3, /* PNX8335_PIC_VMSP1_1_INT 54 */ - 4, /* PNX8335_PIC_VMSP1_DMA_INT 55 */ - 4, /* PNX8335_PIC_TDGR_DE_INT 56 */ - 4, /* PNX8335_PIC_IR1_IRQ_INT 57 */ -#endif -}; - -static void pnx833x_timer_dispatch(void) -{ - do_IRQ(mips_cpu_timer_irq); -} - -static void pic_dispatch(void) -{ - unsigned int irq = PNX833X_REGFIELD(PIC_INT_SRC, INT_SRC); - - if ((irq >= 1) && (irq < (PNX833X_PIC_NUM_IRQ))) { - unsigned long priority = PNX833X_PIC_INT_PRIORITY; - PNX833X_PIC_INT_PRIORITY = irq_prio[irq]; - - if (irq == PNX833X_PIC_GPIO_INT) { - unsigned long mask = PNX833X_PIO_INT_STATUS & PNX833X_PIO_INT_ENABLE; - int pin; - while ((pin = ffs(mask & 0xffff))) { - pin -= 1; - do_IRQ(PNX833X_GPIO_IRQ_BASE + pin); - mask &= ~(1 << pin); - } - } else { - do_IRQ(irq + PNX833X_PIC_IRQ_BASE); - } - - PNX833X_PIC_INT_PRIORITY = priority; - } else { - printk(KERN_ERR "plat_irq_dispatch: unexpected irq %u\n", irq); - } -} - -asmlinkage void plat_irq_dispatch(void) -{ - unsigned int pending = read_c0_status() & read_c0_cause(); - - if (pending & STATUSF_IP4) - pic_dispatch(); - else if (pending & STATUSF_IP7) - do_IRQ(PNX833X_TIMER_IRQ); - else - spurious_interrupt(); -} - -static inline void pnx833x_hard_enable_pic_irq(unsigned int irq) -{ - /* Currently we do this by setting IRQ priority to 1. - If priority support is being implemented, 1 should be repalced - by a better value. */ - PNX833X_PIC_INT_REG(irq) = irq_prio[irq]; -} - -static inline void pnx833x_hard_disable_pic_irq(unsigned int irq) -{ - /* Disable IRQ by writing setting it's priority to 0 */ - PNX833X_PIC_INT_REG(irq) = 0; -} - -static DEFINE_RAW_SPINLOCK(pnx833x_irq_lock); - -static unsigned int pnx833x_startup_pic_irq(unsigned int irq) -{ - unsigned long flags; - unsigned int pic_irq = irq - PNX833X_PIC_IRQ_BASE; - - raw_spin_lock_irqsave(&pnx833x_irq_lock, flags); - pnx833x_hard_enable_pic_irq(pic_irq); - raw_spin_unlock_irqrestore(&pnx833x_irq_lock, flags); - return 0; -} - -static void pnx833x_enable_pic_irq(struct irq_data *d) -{ - unsigned long flags; - unsigned int pic_irq = d->irq - PNX833X_PIC_IRQ_BASE; - - raw_spin_lock_irqsave(&pnx833x_irq_lock, flags); - pnx833x_hard_enable_pic_irq(pic_irq); - raw_spin_unlock_irqrestore(&pnx833x_irq_lock, flags); -} - -static void pnx833x_disable_pic_irq(struct irq_data *d) -{ - unsigned long flags; - unsigned int pic_irq = d->irq - PNX833X_PIC_IRQ_BASE; - - raw_spin_lock_irqsave(&pnx833x_irq_lock, flags); - pnx833x_hard_disable_pic_irq(pic_irq); - raw_spin_unlock_irqrestore(&pnx833x_irq_lock, flags); -} - -static DEFINE_RAW_SPINLOCK(pnx833x_gpio_pnx833x_irq_lock); - -static void pnx833x_enable_gpio_irq(struct irq_data *d) -{ - int pin = d->irq - PNX833X_GPIO_IRQ_BASE; - unsigned long flags; - raw_spin_lock_irqsave(&pnx833x_gpio_pnx833x_irq_lock, flags); - pnx833x_gpio_enable_irq(pin); - raw_spin_unlock_irqrestore(&pnx833x_gpio_pnx833x_irq_lock, flags); -} - -static void pnx833x_disable_gpio_irq(struct irq_data *d) -{ - int pin = d->irq - PNX833X_GPIO_IRQ_BASE; - unsigned long flags; - raw_spin_lock_irqsave(&pnx833x_gpio_pnx833x_irq_lock, flags); - pnx833x_gpio_disable_irq(pin); - raw_spin_unlock_irqrestore(&pnx833x_gpio_pnx833x_irq_lock, flags); -} - -static int pnx833x_set_type_gpio_irq(struct irq_data *d, unsigned int flow_type) -{ - int pin = d->irq - PNX833X_GPIO_IRQ_BASE; - int gpio_mode; - - switch (flow_type) { - case IRQ_TYPE_EDGE_RISING: - gpio_mode = GPIO_INT_EDGE_RISING; - break; - case IRQ_TYPE_EDGE_FALLING: - gpio_mode = GPIO_INT_EDGE_FALLING; - break; - case IRQ_TYPE_EDGE_BOTH: - gpio_mode = GPIO_INT_EDGE_BOTH; - break; - case IRQ_TYPE_LEVEL_HIGH: - gpio_mode = GPIO_INT_LEVEL_HIGH; - break; - case IRQ_TYPE_LEVEL_LOW: - gpio_mode = GPIO_INT_LEVEL_LOW; - break; - default: - gpio_mode = GPIO_INT_NONE; - break; - } - - pnx833x_gpio_setup_irq(gpio_mode, pin); - - return 0; -} - -static struct irq_chip pnx833x_pic_irq_type = { - .name = "PNX-PIC", - .irq_enable = pnx833x_enable_pic_irq, - .irq_disable = pnx833x_disable_pic_irq, -}; - -static struct irq_chip pnx833x_gpio_irq_type = { - .name = "PNX-GPIO", - .irq_enable = pnx833x_enable_gpio_irq, - .irq_disable = pnx833x_disable_gpio_irq, - .irq_set_type = pnx833x_set_type_gpio_irq, -}; - -void __init arch_init_irq(void) -{ - unsigned int irq; - - /* setup standard internal cpu irqs */ - mips_cpu_irq_init(); - - /* Set IRQ information in irq_desc */ - for (irq = PNX833X_PIC_IRQ_BASE; irq < (PNX833X_PIC_IRQ_BASE + PNX833X_PIC_NUM_IRQ); irq++) { - pnx833x_hard_disable_pic_irq(irq); - irq_set_chip_and_handler(irq, &pnx833x_pic_irq_type, - handle_simple_irq); - } - - for (irq = PNX833X_GPIO_IRQ_BASE; irq < (PNX833X_GPIO_IRQ_BASE + PNX833X_GPIO_NUM_IRQ); irq++) - irq_set_chip_and_handler(irq, &pnx833x_gpio_irq_type, - handle_simple_irq); - - /* Set PIC priority limiter register to 0 */ - PNX833X_PIC_INT_PRIORITY = 0; - - /* Setup GPIO IRQ dispatching */ - pnx833x_startup_pic_irq(PNX833X_PIC_GPIO_INT); - - /* Enable PIC IRQs (HWIRQ2) */ - if (cpu_has_vint) - set_vi_handler(4, pic_dispatch); - - write_c0_status(read_c0_status() | IE_IRQ2); -} - -unsigned int get_c0_compare_int(void) -{ - if (cpu_has_vint) - set_vi_handler(cp0_compare_irq, pnx833x_timer_dispatch); - - mips_cpu_timer_irq = MIPS_CPU_IRQ_BASE + cp0_compare_irq; - return mips_cpu_timer_irq; -} - -void __init plat_time_init(void) -{ - /* calculate mips_hpt_frequency based on PNX833X_CLOCK_CPUCP_CTL reg */ - - extern unsigned long mips_hpt_frequency; - unsigned long reg = PNX833X_CLOCK_CPUCP_CTL; - - if (!(PNX833X_BIT(reg, CLOCK_CPUCP_CTL, EXIT_RESET))) { - /* Functional clock is disabled so use crystal frequency */ - mips_hpt_frequency = 25; - } else { -#if defined(CONFIG_SOC_PNX8335) - /* Functional clock is enabled, so get clock multiplier */ - mips_hpt_frequency = 90 + (10 * PNX8335_REGFIELD(CLOCK_PLL_CPU_CTL, FREQ)); -#else - static const unsigned long int freq[4] = {240, 160, 120, 80}; - mips_hpt_frequency = freq[PNX833X_FIELD(reg, CLOCK_CPUCP_CTL, DIV_CLOCK)]; -#endif - } - - printk(KERN_INFO "CPU clock is %ld MHz\n", mips_hpt_frequency); - - mips_hpt_frequency *= 500000; -} diff --git a/arch/mips/pnx833x/common/platform.c b/arch/mips/pnx833x/common/platform.c deleted file mode 100644 index 5fa0373f1c9e..000000000000 --- a/arch/mips/pnx833x/common/platform.c +++ /dev/null @@ -1,224 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * platform.c: platform support for PNX833X. - * - * Copyright 2008 NXP Semiconductors - * Chris Steel <chris.steel@nxp.com> - * Daniel Laird <daniel.j.laird@nxp.com> - * - * Based on software written by: - * Nikita Youshchenko <yoush@debian.org>, based on PNX8550 code. - */ -#include <linux/device.h> -#include <linux/dma-mapping.h> -#include <linux/platform_device.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/resource.h> -#include <linux/serial.h> -#include <linux/serial_pnx8xxx.h> -#include <linux/mtd/platnand.h> - -#include <irq.h> -#include <irq-mapping.h> -#include <pnx833x.h> - -static u64 uart_dmamask = DMA_BIT_MASK(32); - -static struct resource pnx833x_uart_resources[] = { - [0] = { - .start = PNX833X_UART0_PORTS_START, - .end = PNX833X_UART0_PORTS_END, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = PNX833X_PIC_UART0_INT, - .end = PNX833X_PIC_UART0_INT, - .flags = IORESOURCE_IRQ, - }, - [2] = { - .start = PNX833X_UART1_PORTS_START, - .end = PNX833X_UART1_PORTS_END, - .flags = IORESOURCE_MEM, - }, - [3] = { - .start = PNX833X_PIC_UART1_INT, - .end = PNX833X_PIC_UART1_INT, - .flags = IORESOURCE_IRQ, - }, -}; - -struct pnx8xxx_port pnx8xxx_ports[] = { - [0] = { - .port = { - .type = PORT_PNX8XXX, - .iotype = UPIO_MEM, - .membase = (void __iomem *)PNX833X_UART0_PORTS_START, - .mapbase = PNX833X_UART0_PORTS_START, - .irq = PNX833X_PIC_UART0_INT, - .uartclk = 3692300, - .fifosize = 16, - .flags = UPF_BOOT_AUTOCONF, - .line = 0, - }, - }, - [1] = { - .port = { - .type = PORT_PNX8XXX, - .iotype = UPIO_MEM, - .membase = (void __iomem *)PNX833X_UART1_PORTS_START, - .mapbase = PNX833X_UART1_PORTS_START, - .irq = PNX833X_PIC_UART1_INT, - .uartclk = 3692300, - .fifosize = 16, - .flags = UPF_BOOT_AUTOCONF, - .line = 1, - }, - }, -}; - -static struct platform_device pnx833x_uart_device = { - .name = "pnx8xxx-uart", - .id = -1, - .dev = { - .dma_mask = &uart_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - .platform_data = pnx8xxx_ports, - }, - .num_resources = ARRAY_SIZE(pnx833x_uart_resources), - .resource = pnx833x_uart_resources, -}; - -static u64 ehci_dmamask = DMA_BIT_MASK(32); - -static struct resource pnx833x_usb_ehci_resources[] = { - [0] = { - .start = PNX833X_USB_PORTS_START, - .end = PNX833X_USB_PORTS_END, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = PNX833X_PIC_USB_INT, - .end = PNX833X_PIC_USB_INT, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device pnx833x_usb_ehci_device = { - .name = "pnx833x-ehci", - .id = -1, - .dev = { - .dma_mask = &ehci_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - }, - .num_resources = ARRAY_SIZE(pnx833x_usb_ehci_resources), - .resource = pnx833x_usb_ehci_resources, -}; - -static u64 ethernet_dmamask = DMA_BIT_MASK(32); - -static struct resource pnx833x_ethernet_resources[] = { - [0] = { - .start = PNX8335_IP3902_PORTS_START, - .end = PNX8335_IP3902_PORTS_END, - .flags = IORESOURCE_MEM, - }, -#ifdef CONFIG_SOC_PNX8335 - [1] = { - .start = PNX8335_PIC_ETHERNET_INT, - .end = PNX8335_PIC_ETHERNET_INT, - .flags = IORESOURCE_IRQ, - }, -#endif -}; - -static struct platform_device pnx833x_ethernet_device = { - .name = "ip3902-eth", - .id = -1, - .dev = { - .dma_mask = ðernet_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - }, - .num_resources = ARRAY_SIZE(pnx833x_ethernet_resources), - .resource = pnx833x_ethernet_resources, -}; - -static struct resource pnx833x_sata_resources[] = { - [0] = { - .start = PNX8335_SATA_PORTS_START, - .end = PNX8335_SATA_PORTS_END, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = PNX8335_PIC_SATA_INT, - .end = PNX8335_PIC_SATA_INT, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device pnx833x_sata_device = { - .name = "pnx833x-sata", - .id = -1, - .num_resources = ARRAY_SIZE(pnx833x_sata_resources), - .resource = pnx833x_sata_resources, -}; - -static void -pnx833x_flash_nand_cmd_ctrl(struct nand_chip *this, int cmd, unsigned int ctrl) -{ - unsigned long nandaddr = (unsigned long)this->legacy.IO_ADDR_W; - - if (cmd == NAND_CMD_NONE) - return; - - if (ctrl & NAND_CLE) - writeb(cmd, (void __iomem *)(nandaddr + PNX8335_NAND_CLE_MASK)); - else - writeb(cmd, (void __iomem *)(nandaddr + PNX8335_NAND_ALE_MASK)); -} - -static struct platform_nand_data pnx833x_flash_nand_data = { - .chip = { - .nr_chips = 1, - .chip_delay = 25, - }, - .ctrl = { - .cmd_ctrl = pnx833x_flash_nand_cmd_ctrl - } -}; - -/* - * Set start to be the correct address (PNX8335_NAND_BASE with no 0xb!!), - * 12 bytes more seems to be the standard that allows for NAND access. - */ -static struct resource pnx833x_flash_nand_resource = { - .start = PNX8335_NAND_BASE, - .end = PNX8335_NAND_BASE + 12, - .flags = IORESOURCE_MEM, -}; - -static struct platform_device pnx833x_flash_nand = { - .name = "gen_nand", - .id = -1, - .num_resources = 1, - .resource = &pnx833x_flash_nand_resource, - .dev = { - .platform_data = &pnx833x_flash_nand_data, - }, -}; - -static struct platform_device *pnx833x_platform_devices[] __initdata = { - &pnx833x_uart_device, - &pnx833x_usb_ehci_device, - &pnx833x_ethernet_device, - &pnx833x_sata_device, - &pnx833x_flash_nand, -}; - -static int __init pnx833x_platform_init(void) -{ - return platform_add_devices(pnx833x_platform_devices, - ARRAY_SIZE(pnx833x_platform_devices)); -} - -arch_initcall(pnx833x_platform_init); diff --git a/arch/mips/pnx833x/common/prom.c b/arch/mips/pnx833x/common/prom.c deleted file mode 100644 index 12733ef25782..000000000000 --- a/arch/mips/pnx833x/common/prom.c +++ /dev/null @@ -1,51 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * prom.c: - * - * Copyright 2008 NXP Semiconductors - * Chris Steel <chris.steel@nxp.com> - * Daniel Laird <daniel.j.laird@nxp.com> - * - * Based on software written by: - * Nikita Youshchenko <yoush@debian.org>, based on PNX8550 code. - */ -#include <linux/init.h> -#include <asm/bootinfo.h> -#include <linux/string.h> - -void __init prom_init_cmdline(void) -{ - int argc = fw_arg0; - char **argv = (char **)fw_arg1; - char *c = &(arcs_cmdline[0]); - int i; - - for (i = 1; i < argc; i++) { - strcpy(c, argv[i]); - c += strlen(argv[i]); - if (i < argc-1) - *c++ = ' '; - } - *c = 0; -} - -char __init *prom_getenv(char *envname) -{ - extern char **prom_envp; - char **env = prom_envp; - int i; - - i = strlen(envname); - - while (*env) { - if (strncmp(envname, *env, i) == 0 && *(*env+i) == '=') - return *env + i + 1; - env++; - } - - return 0; -} - -void __init prom_free_prom_memory(void) -{ -} diff --git a/arch/mips/pnx833x/common/reset.c b/arch/mips/pnx833x/common/reset.c deleted file mode 100644 index b48e83bf912b..000000000000 --- a/arch/mips/pnx833x/common/reset.c +++ /dev/null @@ -1,31 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * reset.c: reset support for PNX833X. - * - * Copyright 2008 NXP Semiconductors - * Chris Steel <chris.steel@nxp.com> - * Daniel Laird <daniel.j.laird@nxp.com> - * - * Based on software written by: - * Nikita Youshchenko <yoush@debian.org>, based on PNX8550 code. - */ -#include <linux/reboot.h> -#include <pnx833x.h> - -void pnx833x_machine_restart(char *command) -{ - PNX833X_RESET_CONTROL_2 = 0; - PNX833X_RESET_CONTROL = 0; -} - -void pnx833x_machine_halt(void) -{ - while (1) - __asm__ __volatile__ ("wait"); - -} - -void pnx833x_machine_power_off(void) -{ - pnx833x_machine_halt(); -} diff --git a/arch/mips/pnx833x/common/setup.c b/arch/mips/pnx833x/common/setup.c deleted file mode 100644 index abf68d92ce4a..000000000000 --- a/arch/mips/pnx833x/common/setup.c +++ /dev/null @@ -1,48 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * setup.c: Setup PNX833X Soc. - * - * Copyright 2008 NXP Semiconductors - * Chris Steel <chris.steel@nxp.com> - * Daniel Laird <daniel.j.laird@nxp.com> - * - * Based on software written by: - * Nikita Youshchenko <yoush@debian.org>, based on PNX8550 code. - */ -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/ioport.h> -#include <linux/io.h> -#include <linux/pci.h> -#include <asm/reboot.h> -#include <pnx833x.h> -#include <gpio.h> - -extern void pnx833x_board_setup(void); -extern void pnx833x_machine_restart(char *); -extern void pnx833x_machine_halt(void); -extern void pnx833x_machine_power_off(void); - -int __init plat_mem_setup(void) -{ - /* set mips clock to 320MHz */ -#if defined(CONFIG_SOC_PNX8335) - PNX8335_WRITEFIELD(0x17, CLOCK_PLL_CPU_CTL, FREQ); -#endif - pnx833x_gpio_init(); /* so it will be ready in board_setup() */ - - pnx833x_board_setup(); - - _machine_restart = pnx833x_machine_restart; - _machine_halt = pnx833x_machine_halt; - pm_power_off = pnx833x_machine_power_off; - - /* IO/MEM resources. */ - set_io_port_base(KSEG1); - ioport_resource.start = 0; - ioport_resource.end = ~0; - iomem_resource.start = 0; - iomem_resource.end = ~0; - - return 0; -} diff --git a/arch/mips/pnx833x/stb22x/Makefile b/arch/mips/pnx833x/stb22x/Makefile deleted file mode 100644 index 7c5ddf36b735..000000000000 --- a/arch/mips/pnx833x/stb22x/Makefile +++ /dev/null @@ -1,2 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only -obj-y := board.o diff --git a/arch/mips/pnx833x/stb22x/board.c b/arch/mips/pnx833x/stb22x/board.c deleted file mode 100644 index 93d8e7b73427..000000000000 --- a/arch/mips/pnx833x/stb22x/board.c +++ /dev/null @@ -1,120 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * board.c: STB225 board support. - * - * Copyright 2008 NXP Semiconductors - * Chris Steel <chris.steel@nxp.com> - * Daniel Laird <daniel.j.laird@nxp.com> - * - * Based on software written by: - * Nikita Youshchenko <yoush@debian.org>, based on PNX8550 code. - */ -#include <linux/init.h> -#include <asm/bootinfo.h> -#include <linux/mm.h> -#include <pnx833x.h> -#include <gpio.h> - -/* endianess twiddlers */ -#define PNX8335_DEBUG0 0x4400 -#define PNX8335_DEBUG1 0x4404 -#define PNX8335_DEBUG2 0x4408 -#define PNX8335_DEBUG3 0x440c -#define PNX8335_DEBUG4 0x4410 -#define PNX8335_DEBUG5 0x4414 -#define PNX8335_DEBUG6 0x4418 -#define PNX8335_DEBUG7 0x441c - -int prom_argc; -char **prom_argv, **prom_envp; - -extern void prom_init_cmdline(void); -extern char *prom_getenv(char *envname); - -const char *get_system_type(void) -{ - return "NXP STB22x"; -} - -static inline unsigned long env_or_default(char *env, unsigned long dfl) -{ - char *str = prom_getenv(env); - return str ? simple_strtol(str, 0, 0) : dfl; -} - -void __init prom_init(void) -{ - unsigned long memsize; - - prom_argc = fw_arg0; - prom_argv = (char **)fw_arg1; - prom_envp = (char **)fw_arg2; - - prom_init_cmdline(); - - memsize = env_or_default("memsize", 0x02000000); - add_memory_region(0, memsize, BOOT_MEM_RAM); -} - -void __init pnx833x_board_setup(void) -{ - pnx833x_gpio_select_function_alt(4); - pnx833x_gpio_select_output(4); - pnx833x_gpio_select_function_alt(5); - pnx833x_gpio_select_input(5); - pnx833x_gpio_select_function_alt(6); - pnx833x_gpio_select_input(6); - pnx833x_gpio_select_function_alt(7); - pnx833x_gpio_select_output(7); - - pnx833x_gpio_select_function_alt(25); - pnx833x_gpio_select_function_alt(26); - - pnx833x_gpio_select_function_alt(27); - pnx833x_gpio_select_function_alt(28); - pnx833x_gpio_select_function_alt(29); - pnx833x_gpio_select_function_alt(30); - pnx833x_gpio_select_function_alt(31); - pnx833x_gpio_select_function_alt(32); - pnx833x_gpio_select_function_alt(33); - -#if IS_ENABLED(CONFIG_MTD_NAND_PLATFORM) - /* Setup MIU for NAND access on CS0... - * - * (it seems that we must also configure CS1 for reliable operation, - * otherwise the first read ID command will fail if it's read as 4 bytes - * but pass if it's read as 1 word.) - */ - - /* Setup MIU CS0 & CS1 timing */ - PNX833X_MIU_SEL0 = 0; - PNX833X_MIU_SEL1 = 0; - PNX833X_MIU_SEL0_TIMING = 0x50003081; - PNX833X_MIU_SEL1_TIMING = 0x50003081; - - /* Setup GPIO 00 for use as MIU CS1 (CS0 is not multiplexed, so does not need this) */ - pnx833x_gpio_select_function_alt(0); - - /* Setup GPIO 04 to input NAND read/busy signal */ - pnx833x_gpio_select_function_io(4); - pnx833x_gpio_select_input(4); - - /* Setup GPIO 05 to disable NAND write protect */ - pnx833x_gpio_select_function_io(5); - pnx833x_gpio_select_output(5); - pnx833x_gpio_write(1, 5); - -#elif IS_ENABLED(CONFIG_MTD_CFI) - - /* Set up MIU for 16-bit NOR access on CS0 and CS1... */ - - /* Setup MIU CS0 & CS1 timing */ - PNX833X_MIU_SEL0 = 1; - PNX833X_MIU_SEL1 = 1; - PNX833X_MIU_SEL0_TIMING = 0x6A08D082; - PNX833X_MIU_SEL1_TIMING = 0x6A08D082; - - /* Setup GPIO 00 for use as MIU CS1 (CS0 is not multiplexed, so does not need this) */ - pnx833x_gpio_select_function_alt(0); -#endif -} |