LXR linux/arch/arm/mach-s3c2443/mach-smdk2443.c

   1/* linux/arch/arm/mach-s3c2443/mach-smdk2443.c
   2 *
   3 * Copyright (c) 2007 Simtec Electronics
   4 *      Ben Dooks <ben@simtec.co.uk>
   5 *
   6 * http://www.fluff.org/ben/smdk2443/
   7 *
   8 * Thanks to Samsung for the loan of an SMDK2443
   9 *
  10 * This program is free software; you can redistribute it and/or modify
  11 * it under the terms of the GNU General Public License version 2 as
  12 * published by the Free Software Foundation.
  13 *
  14*/
  15
  16#include <linux/kernel.h>
  17#include <linux/types.h>
  18#include <linux/interrupt.h>
  19#include <linux/list.h>
  20#include <linux/timer.h>
  21#include <linux/init.h>
  22#include <linux/serial_core.h>
  23#include <linux/platform_device.h>
  24#include <linux/io.h>
  25
  26#include <asm/mach/arch.h>
  27#include <asm/mach/map.h>
  28#include <asm/mach/irq.h>
  29
  30#include <mach/hardware.h>
  31#include <asm/irq.h>
  32#include <asm/mach-types.h>
  33
  34#include <plat/regs-serial.h>
  35#include <mach/regs-gpio.h>
  36#include <mach/regs-lcd.h>
  37
  38#include <mach/idle.h>
  39#include <mach/fb.h>
  40#include <plat/iic.h>
  41
  42#include <plat/s3c2410.h>
  43#include <plat/s3c2440.h>
  44#include <plat/clock.h>
  45#include <plat/devs.h>
  46#include <plat/cpu.h>
  47
  48#include <plat/common-smdk.h>
  49
  50static struct map_desc smdk2443_iodesc[] __initdata = {
  51        /* ISA IO Space map (memory space selected by A24) */
  52
  53        {
  54                .virtual        = (u32)S3C24XX_VA_ISA_WORD,
  55                .pfn            = __phys_to_pfn(S3C2410_CS2),
  56                .length         = 0x10000,
  57                .type           = MT_DEVICE,
  58        }, {
  59                .virtual        = (u32)S3C24XX_VA_ISA_WORD + 0x10000,
  60                .pfn            = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
  61                .length         = SZ_4M,
  62                .type           = MT_DEVICE,
  63        }, {
  64                .virtual        = (u32)S3C24XX_VA_ISA_BYTE,
  65                .pfn            = __phys_to_pfn(S3C2410_CS2),
  66                .length         = 0x10000,
  67                .type           = MT_DEVICE,
  68        }, {
  69                .virtual        = (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
  70                .pfn            = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
  71                .length         = SZ_4M,
  72                .type           = MT_DEVICE,
  73        }
  74};
  75
  76#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
  77#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
  78#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
  79
  80static struct s3c2410_uartcfg smdk2443_uartcfgs[] __initdata = {
  81        [0] = {
  82                .hwport      = 0,
  83                .flags       = 0,
  84                .ucon        = 0x3c5,
  85                .ulcon       = 0x03,
  86                .ufcon       = 0x51,
  87        },
  88        [1] = {
  89                .hwport      = 1,
  90                .flags       = 0,
  91                .ucon        = 0x3c5,
  92                .ulcon       = 0x03,
  93                .ufcon       = 0x51,
  94        },
  95        /* IR port */
  96        [2] = {
  97                .hwport      = 2,
  98                .flags       = 0,
  99                .ucon        = 0x3c5,
 100                .ulcon       = 0x43,
 101                .ufcon       = 0x51,
 102        }
 103};
 104
 105static struct platform_device *smdk2443_devices[] __initdata = {
 106        &s3c_device_wdt,
 107        &s3c_device_i2c0,
 108        &s3c_device_hsmmc0,
 109};
 110
 111static void __init smdk2443_map_io(void)
 112{
 113        s3c24xx_init_io(smdk2443_iodesc, ARRAY_SIZE(smdk2443_iodesc));
 114        s3c24xx_init_clocks(12000000);
 115        s3c24xx_init_uarts(smdk2443_uartcfgs, ARRAY_SIZE(smdk2443_uartcfgs));
 116}
 117
 118static void __init smdk2443_machine_init(void)
 119{
 120        s3c_i2c0_set_platdata(NULL);
 121        platform_add_devices(smdk2443_devices, ARRAY_SIZE(smdk2443_devices));
 122        smdk_machine_init();
 123}
 124
 125MACHINE_START(SMDK2443, "SMDK2443")
 126        /* Maintainer: Ben Dooks <ben@fluff.org> */
 127        .phys_io        = S3C2410_PA_UART,
 128        .io_pg_offst    = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
 129        .boot_params    = S3C2410_SDRAM_PA + 0x100,
 130
 131        .init_irq       = s3c24xx_init_irq,
 132        .map_io         = smdk2443_map_io,
 133        .init_machine   = smdk2443_machine_init,
 134        .timer          = &s3c24xx_timer,
 135MACHINE_END
 136