arch/arm/mach-s3c6410/mach-smdk6410.c

   1 /* linux/arch/arm/mach-s3c6410/mach-smdk6410.c
   2  *
   3  * Copyright 2008 Openmoko, Inc.
   4  * Copyright 2008 Simtec Electronics
   5  *      Ben Dooks <ben@simtec.co.uk>
   6  *      http://armlinux.simtec.co.uk/
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  *
  12 */
  13
  14 #include <linux/kernel.h>
  15 #include <linux/types.h>
  16 #include <linux/interrupt.h>
  17 #include <linux/list.h>
  18 #include <linux/timer.h>
  19 #include <linux/init.h>
  20 #include <linux/serial_core.h>
  21 #include <linux/platform_device.h>
  22 #include <linux/io.h>
  23 #include <linux/i2c.h>
  24
  25 #include <asm/mach/arch.h>
  26 #include <asm/mach/map.h>
  27 #include <asm/mach/irq.h>
  28
  29 #include <mach/hardware.h>
  30 #include <mach/map.h>
  31
  32 #include <asm/irq.h>
  33 #include <asm/mach-types.h>
  34
  35 #include <plat/regs-serial.h>
  36 #include <plat/iic.h>
  37
  38 #include <plat/s3c6410.h>
  39 #include <plat/clock.h>
  40 #include <plat/devs.h>
  41 #include <plat/cpu.h>
  42
  43 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
  44 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
  45 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
  46
  47 static struct s3c2410_uartcfg smdk6410_uartcfgs[] __initdata = {
  48         [0] = {
  49                 .hwport      = 0,
  50                 .flags       = 0,
  51                 .ucon        = 0x3c5,
  52                 .ulcon       = 0x03,
  53                 .ufcon       = 0x51,
  54         },
  55         [1] = {
  56                 .hwport      = 1,
  57                 .flags       = 0,
  58                 .ucon        = 0x3c5,
  59                 .ulcon       = 0x03,
  60                 .ufcon       = 0x51,
  61         },
  62 };
  63
  64 struct map_desc smdk6410_iodesc[] = {};
  65
  66 static struct platform_device *smdk6410_devices[] __initdata = {
  67 #ifdef CONFIG_SMDK6410_SD_CH0
  68         &s3c_device_hsmmc0,
  69 #endif
  70 #ifdef CONFIG_SMDK6410_SD_CH1
  71         &s3c_device_hsmmc1,
  72 #endif
  73         &s3c_device_i2c0,
  74         &s3c_device_i2c1,
  75 };
  76
  77 static struct i2c_board_info i2c_devs0[] __initdata = {
  78         { I2C_BOARD_INFO("24c08", 0x50), },
  79         { I2C_BOARD_INFO("WM8580", 0X1b), },
  80 };
  81
  82 static struct i2c_board_info i2c_devs1[] __initdata = {
  83         { I2C_BOARD_INFO("24c128", 0x57), },    /* Samsung S524AD0XD1 */
  84 };
  85
  86 static void __init smdk6410_map_io(void)
  87 {
  88         s3c64xx_init_io(smdk6410_iodesc, ARRAY_SIZE(smdk6410_iodesc));
  89         s3c24xx_init_clocks(12000000);
  90         s3c24xx_init_uarts(smdk6410_uartcfgs, ARRAY_SIZE(smdk6410_uartcfgs));
  91 }
  92
  93 static void __init smdk6410_machine_init(void)
  94 {
  95         s3c_i2c0_set_platdata(NULL);
  96         s3c_i2c1_set_platdata(NULL);
  97
  98         i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
  99         i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
 100
 101         platform_add_devices(smdk6410_devices, ARRAY_SIZE(smdk6410_devices));
 102 }
 103
 104 MACHINE_START(SMDK6410, "SMDK6410")
 105         /* Maintainer: Ben Dooks <ben@fluff.org> */
 106         .phys_io        = S3C_PA_UART & 0xfff00000,
 107         .io_pg_offst    = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
 108         .boot_params    = S3C64XX_PA_SDRAM + 0x100,
 109
 110         .init_irq       = s3c6410_init_irq,
 111         .map_io         = smdk6410_map_io,
 112         .init_machine   = smdk6410_machine_init,
 113         .timer          = &s3c24xx_timer,
 114 MACHINE_END