LXR linux/arch/arm/mach-s3c64xx/mach-smdk6400.c

   1/* linux/arch/arm/mach-s3c64xx/mach-smdk6400.c
   2 *
   3 * Copyright 2008 Simtec Electronics
   4 *      Ben Dooks <ben@simtec.co.uk>
   5 *      http://armlinux.simtec.co.uk/
   6 *
   7 * This program is free software; you can redistribute it and/or modify
   8 * it under the terms of the GNU General Public License version 2 as
   9 * published by the Free Software Foundation.
  10*/
  11
  12#include <linux/kernel.h>
  13#include <linux/types.h>
  14#include <linux/interrupt.h>
  15#include <linux/list.h>
  16#include <linux/timer.h>
  17#include <linux/init.h>
  18#include <linux/serial_core.h>
  19#include <linux/serial_s3c.h>
  20#include <linux/platform_device.h>
  21#include <linux/i2c.h>
  22#include <linux/io.h>
  23
  24#include <asm/mach-types.h>
  25
  26#include <asm/mach/arch.h>
  27#include <asm/mach/map.h>
  28#include <asm/mach/irq.h>
  29
  30#include <mach/irqs.h>
  31#include <mach/hardware.h>
  32#include <mach/map.h>
  33
  34#include <plat/devs.h>
  35#include <plat/cpu.h>
  36#include <linux/platform_data/i2c-s3c2410.h>
  37#include <mach/gpio-samsung.h>
  38#include <plat/samsung-time.h>
  39
  40#include "common.h"
  41
  42#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
  43#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
  44#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
  45
  46static struct s3c2410_uartcfg smdk6400_uartcfgs[] __initdata = {
  47        [0] = {
  48                .hwport      = 0,
  49                .flags       = 0,
  50                .ucon        = 0x3c5,
  51                .ulcon       = 0x03,
  52                .ufcon       = 0x51,
  53        },
  54        [1] = {
  55                .hwport      = 1,
  56                .flags       = 0,
  57                .ucon        = 0x3c5,
  58                .ulcon       = 0x03,
  59                .ufcon       = 0x51,
  60        },
  61};
  62
  63static struct map_desc smdk6400_iodesc[] = {};
  64
  65static void __init smdk6400_map_io(void)
  66{
  67        s3c64xx_init_io(smdk6400_iodesc, ARRAY_SIZE(smdk6400_iodesc));
  68        s3c64xx_set_xtal_freq(12000000);
  69        s3c24xx_init_uarts(smdk6400_uartcfgs, ARRAY_SIZE(smdk6400_uartcfgs));
  70        samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
  71}
  72
  73static struct platform_device *smdk6400_devices[] __initdata = {
  74        &s3c_device_hsmmc1,
  75        &s3c_device_i2c0,
  76};
  77
  78static struct i2c_board_info i2c_devs[] __initdata = {
  79        { I2C_BOARD_INFO("wm8753", 0x1A), },
  80        { I2C_BOARD_INFO("24c08", 0x50), },
  81};
  82
  83static void __init smdk6400_machine_init(void)
  84{
  85        i2c_register_board_info(0, i2c_devs, ARRAY_SIZE(i2c_devs));
  86        platform_add_devices(smdk6400_devices, ARRAY_SIZE(smdk6400_devices));
  87}
  88
  89MACHINE_START(SMDK6400, "SMDK6400")
  90        /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
  91        .atag_offset    = 0x100,
  92        .nr_irqs        = S3C64XX_NR_IRQS,
  93        .init_irq       = s3c6400_init_irq,
  94        .map_io         = smdk6400_map_io,
  95        .init_machine   = smdk6400_machine_init,
  96        .init_time      = samsung_timer_init,
  97        .restart        = s3c64xx_restart,
  98MACHINE_END
  99