diff options
Diffstat (limited to 'arch/arm/mach-s5p64x0/mach-smdk6450.c')
| -rw-r--r-- | arch/arm/mach-s5p64x0/mach-smdk6450.c | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/arch/arm/mach-s5p64x0/mach-smdk6450.c b/arch/arm/mach-s5p64x0/mach-smdk6450.c new file mode 100644 index 000000000000..8e982171418b --- /dev/null +++ b/arch/arm/mach-s5p64x0/mach-smdk6450.c @@ -0,0 +1,182 @@ +/* linux/arch/arm/mach-s5p64x0/mach-smdk6450.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.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/kernel.h> +#include <linux/types.h> +#include <linux/interrupt.h> +#include <linux/list.h> +#include <linux/timer.h> +#include <linux/delay.h> +#include <linux/init.h> +#include <linux/i2c.h> +#include <linux/serial_core.h> +#include <linux/platform_device.h> +#include <linux/io.h> +#include <linux/module.h> +#include <linux/clk.h> +#include <linux/gpio.h> + +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <asm/irq.h> +#include <asm/mach-types.h> + +#include <mach/hardware.h> +#include <mach/map.h> +#include <mach/regs-clock.h> +#include <mach/i2c.h> + +#include <plat/regs-serial.h> +#include <plat/gpio-cfg.h> +#include <plat/s5p6450.h> +#include <plat/clock.h> +#include <plat/devs.h> +#include <plat/cpu.h> +#include <plat/iic.h> +#include <plat/pll.h> +#include <plat/adc.h> +#include <plat/ts.h> + +#define SMDK6450_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ + S3C2410_UCON_RXILEVEL | \ + S3C2410_UCON_TXIRQMODE | \ + S3C2410_UCON_RXIRQMODE | \ + S3C2410_UCON_RXFIFO_TOI | \ + S3C2443_UCON_RXERR_IRQEN) + +#define SMDK6450_ULCON_DEFAULT S3C2410_LCON_CS8 + +#define SMDK6450_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \ + S3C2440_UFCON_TXTRIG16 | \ + S3C2410_UFCON_RXTRIG8) + +static struct s3c2410_uartcfg smdk6450_uartcfgs[] __initdata = { + [0] = { + .hwport = 0, + .flags = 0, + .ucon = SMDK6450_UCON_DEFAULT, + .ulcon = SMDK6450_ULCON_DEFAULT, + .ufcon = SMDK6450_UFCON_DEFAULT, + }, + [1] = { + .hwport = 1, + .flags = 0, + .ucon = SMDK6450_UCON_DEFAULT, + .ulcon = SMDK6450_ULCON_DEFAULT, + .ufcon = SMDK6450_UFCON_DEFAULT, + }, + [2] = { + .hwport = 2, + .flags = 0, + .ucon = SMDK6450_UCON_DEFAULT, + .ulcon = SMDK6450_ULCON_DEFAULT, + .ufcon = SMDK6450_UFCON_DEFAULT, + }, + [3] = { + .hwport = 3, + .flags = 0, + .ucon = SMDK6450_UCON_DEFAULT, + .ulcon = SMDK6450_ULCON_DEFAULT, + .ufcon = SMDK6450_UFCON_DEFAULT, + }, +#if CONFIG_SERIAL_SAMSUNG_UARTS > 4 + [4] = { + .hwport = 4, + .flags = 0, + .ucon = SMDK6450_UCON_DEFAULT, + .ulcon = SMDK6450_ULCON_DEFAULT, + .ufcon = SMDK6450_UFCON_DEFAULT, + }, +#endif +#if CONFIG_SERIAL_SAMSUNG_UARTS > 5 + [5] = { + .hwport = 5, + .flags = 0, + .ucon = SMDK6450_UCON_DEFAULT, + .ulcon = SMDK6450_ULCON_DEFAULT, + .ufcon = SMDK6450_UFCON_DEFAULT, + }, +#endif +}; + +static struct platform_device *smdk6450_devices[] __initdata = { + &s3c_device_adc, + &s3c_device_rtc, + &s3c_device_i2c0, + &s3c_device_i2c1, + &s3c_device_ts, + &s3c_device_wdt, + &s5p6450_device_iis0, + /* s5p6450_device_spi0 will be added */ +}; + +static struct s3c2410_platform_i2c s5p6450_i2c0_data __initdata = { + .flags = 0, + .slave_addr = 0x10, + .frequency = 100*1000, + .sda_delay = 100, + .cfg_gpio = s5p6450_i2c0_cfg_gpio, +}; + +static struct s3c2410_platform_i2c s5p6450_i2c1_data __initdata = { + .flags = 0, + .bus_num = 1, + .slave_addr = 0x10, + .frequency = 100*1000, + .sda_delay = 100, + .cfg_gpio = s5p6450_i2c1_cfg_gpio, +}; + +static struct i2c_board_info smdk6450_i2c_devs0[] __initdata = { + { I2C_BOARD_INFO("24c08", 0x50), }, /* Samsung KS24C080C EEPROM */ +}; + +static struct i2c_board_info smdk6450_i2c_devs1[] __initdata = { + { I2C_BOARD_INFO("24c128", 0x57), },/* Samsung S524AD0XD1 EEPROM */ +}; + +static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = { + .delay = 10000, + .presc = 49, + .oversampling_shift = 2, +}; + +static void __init smdk6450_map_io(void) +{ + s5p_init_io(NULL, 0, S5P64X0_SYS_ID); + s3c24xx_init_clocks(19200000); + s3c24xx_init_uarts(smdk6450_uartcfgs, ARRAY_SIZE(smdk6450_uartcfgs)); +} + +static void __init smdk6450_machine_init(void) +{ + s3c24xx_ts_set_platdata(&s3c_ts_platform); + + s3c_i2c0_set_platdata(&s5p6450_i2c0_data); + s3c_i2c1_set_platdata(&s5p6450_i2c1_data); + i2c_register_board_info(0, smdk6450_i2c_devs0, + ARRAY_SIZE(smdk6450_i2c_devs0)); + i2c_register_board_info(1, smdk6450_i2c_devs1, + ARRAY_SIZE(smdk6450_i2c_devs1)); + + platform_add_devices(smdk6450_devices, ARRAY_SIZE(smdk6450_devices)); +} + +MACHINE_START(SMDK6450, "SMDK6450") + /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */ + .phys_io = S5P6450_PA_UART(0) & 0xfff00000, + .io_pg_offst = (((u32)S3C_VA_UART) >> 18) & 0xfffc, + .boot_params = S5P64X0_PA_SDRAM + 0x100, + + .init_irq = s5p6450_init_irq, + .map_io = smdk6450_map_io, + .init_machine = smdk6450_machine_init, + .timer = &s3c24xx_timer, +MACHINE_END |