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mach-smdk6442.c

/* linux/arch/arm/mach-s5p6442/mach-smdk6442.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/init.h>
#include <linux/serial_core.h>
#include <linux/i2c.h>

#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/setup.h>
#include <asm/mach-types.h>

#include <mach/map.h>
#include <mach/regs-clock.h>

#include <plat/regs-serial.h>
#include <plat/s5p6442.h>
#include <plat/devs.h>
#include <plat/cpu.h>
#include <plat/iic.h>

/* Following are default values for UCON, ULCON and UFCON UART registers */
#define SMDK6442_UCON_DEFAULT (S3C2410_UCON_TXILEVEL |      \
                         S3C2410_UCON_RXILEVEL |      \
                         S3C2410_UCON_TXIRQMODE |     \
                         S3C2410_UCON_RXIRQMODE |     \
                         S3C2410_UCON_RXFIFO_TOI |    \
                         S3C2443_UCON_RXERR_IRQEN)

#define SMDK6442_ULCON_DEFAULT      S3C2410_LCON_CS8

#define SMDK6442_UFCON_DEFAULT      (S3C2410_UFCON_FIFOMODE |     \
                         S5PV210_UFCON_TXTRIG4 |      \
                         S5PV210_UFCON_RXTRIG4)

static struct s3c2410_uartcfg smdk6442_uartcfgs[] __initdata = {
      [0] = {
            .hwport           = 0,
            .flags            = 0,
            .ucon       = SMDK6442_UCON_DEFAULT,
            .ulcon            = SMDK6442_ULCON_DEFAULT,
            .ufcon            = SMDK6442_UFCON_DEFAULT,
      },
      [1] = {
            .hwport           = 1,
            .flags            = 0,
            .ucon       = SMDK6442_UCON_DEFAULT,
            .ulcon            = SMDK6442_ULCON_DEFAULT,
            .ufcon            = SMDK6442_UFCON_DEFAULT,
      },
      [2] = {
            .hwport           = 2,
            .flags            = 0,
            .ucon       = SMDK6442_UCON_DEFAULT,
            .ulcon            = SMDK6442_ULCON_DEFAULT,
            .ufcon            = SMDK6442_UFCON_DEFAULT,
      },
};

static struct platform_device *smdk6442_devices[] __initdata = {
      &s3c_device_i2c0,
      &samsung_asoc_dma,
      &s5p6442_device_iis0,
      &s3c_device_wdt,
};

static struct i2c_board_info smdk6442_i2c_devs0[] __initdata = {
      { I2C_BOARD_INFO("wm8580", 0x1b), },
};

static void __init smdk6442_map_io(void)
{
      s5p_init_io(NULL, 0, S5P_VA_CHIPID);
      s3c24xx_init_clocks(12000000);
      s3c24xx_init_uarts(smdk6442_uartcfgs, ARRAY_SIZE(smdk6442_uartcfgs));
}

static void __init smdk6442_machine_init(void)
{
      s3c_i2c0_set_platdata(NULL);
      i2c_register_board_info(0, smdk6442_i2c_devs0,
                  ARRAY_SIZE(smdk6442_i2c_devs0));
      platform_add_devices(smdk6442_devices, ARRAY_SIZE(smdk6442_devices));
}

MACHINE_START(SMDK6442, "SMDK6442")
      /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
      .boot_params      = S5P_PA_SDRAM + 0x100,
      .init_irq   = s5p6442_init_irq,
      .map_io           = smdk6442_map_io,
      .init_machine     = smdk6442_machine_init,
      .timer            = &s3c24xx_timer,
MACHINE_END

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