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mach-smdk6440.c

/* linux/arch/arm/mach-s5p64x0/mach-smdk6440.c
 *
 * Copyright (c) 2009-2010 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/s5p6440.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 SMDK6440_UCON_DEFAULT (S3C2410_UCON_TXILEVEL |      \
                        S3C2410_UCON_RXILEVEL |       \
                        S3C2410_UCON_TXIRQMODE |      \
                        S3C2410_UCON_RXIRQMODE |      \
                        S3C2410_UCON_RXFIFO_TOI |     \
                        S3C2443_UCON_RXERR_IRQEN)

#define SMDK6440_ULCON_DEFAULT      S3C2410_LCON_CS8

#define SMDK6440_UFCON_DEFAULT      (S3C2410_UFCON_FIFOMODE |     \
                        S3C2440_UFCON_TXTRIG16 |      \
                        S3C2410_UFCON_RXTRIG8)

static struct s3c2410_uartcfg smdk6440_uartcfgs[] __initdata = {
      [0] = {
            .hwport           = 0,
            .flags            = 0,
            .ucon       = SMDK6440_UCON_DEFAULT,
            .ulcon            = SMDK6440_ULCON_DEFAULT,
            .ufcon            = SMDK6440_UFCON_DEFAULT,
      },
      [1] = {
            .hwport           = 1,
            .flags            = 0,
            .ucon       = SMDK6440_UCON_DEFAULT,
            .ulcon            = SMDK6440_ULCON_DEFAULT,
            .ufcon            = SMDK6440_UFCON_DEFAULT,
      },
      [2] = {
            .hwport           = 2,
            .flags            = 0,
            .ucon       = SMDK6440_UCON_DEFAULT,
            .ulcon            = SMDK6440_ULCON_DEFAULT,
            .ufcon            = SMDK6440_UFCON_DEFAULT,
      },
      [3] = {
            .hwport           = 3,
            .flags            = 0,
            .ucon       = SMDK6440_UCON_DEFAULT,
            .ulcon            = SMDK6440_ULCON_DEFAULT,
            .ufcon            = SMDK6440_UFCON_DEFAULT,
      },
};

static struct platform_device *smdk6440_devices[] __initdata = {
      &s3c_device_adc,
      &s3c_device_rtc,
      &s3c_device_i2c0,
      &s3c_device_i2c1,
      &s3c_device_ts,
      &s3c_device_wdt,
      &samsung_asoc_dma,
      &s5p6440_device_iis,
};

static struct s3c2410_platform_i2c s5p6440_i2c0_data __initdata = {
      .flags            = 0,
      .slave_addr = 0x10,
      .frequency  = 100*1000,
      .sda_delay  = 100,
      .cfg_gpio   = s5p6440_i2c0_cfg_gpio,
};

static struct s3c2410_platform_i2c s5p6440_i2c1_data __initdata = {
      .flags            = 0,
      .bus_num    = 1,
      .slave_addr = 0x10,
      .frequency  = 100*1000,
      .sda_delay  = 100,
      .cfg_gpio   = s5p6440_i2c1_cfg_gpio,
};

static struct i2c_board_info smdk6440_i2c_devs0[] __initdata = {
      { I2C_BOARD_INFO("24c08", 0x50), },
      { I2C_BOARD_INFO("wm8580", 0x1b), },
};

static struct i2c_board_info smdk6440_i2c_devs1[] __initdata = {
      /* To be populated */
};

static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = {
      .delay                  = 10000,
      .presc                  = 49,
      .oversampling_shift     = 2,
};

static void __init smdk6440_map_io(void)
{
      s5p_init_io(NULL, 0, S5P64X0_SYS_ID);
      s3c24xx_init_clocks(12000000);
      s3c24xx_init_uarts(smdk6440_uartcfgs, ARRAY_SIZE(smdk6440_uartcfgs));
}

static void __init smdk6440_machine_init(void)
{
      s3c24xx_ts_set_platdata(&s3c_ts_platform);

      s3c_i2c0_set_platdata(&s5p6440_i2c0_data);
      s3c_i2c1_set_platdata(&s5p6440_i2c1_data);
      i2c_register_board_info(0, smdk6440_i2c_devs0,
                  ARRAY_SIZE(smdk6440_i2c_devs0));
      i2c_register_board_info(1, smdk6440_i2c_devs1,
                  ARRAY_SIZE(smdk6440_i2c_devs1));

      platform_add_devices(smdk6440_devices, ARRAY_SIZE(smdk6440_devices));
}

MACHINE_START(SMDK6440, "SMDK6440")
      /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
      .boot_params      = S5P64X0_PA_SDRAM + 0x100,

      .init_irq   = s5p6440_init_irq,
      .map_io           = smdk6440_map_io,
      .init_machine     = smdk6440_machine_init,
      .timer            = &s3c24xx_timer,
MACHINE_END

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