arch/arm/mach-s5pc100/mach-smdkc100.c

   1 /* linux/arch/arm/mach-s5pc100/mach-smdkc100.c
   2  *
   3  * Copyright 2009 Samsung Electronics Co.
   4  * Author: Byungho Min <bhmin@samsung.com>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  *
  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/platform_device.h>
  20 #include <linux/io.h>
  21 #include <linux/gpio.h>
  22 #include <linux/i2c.h>
  23 #include <linux/fb.h>
  24 #include <linux/delay.h>
  25 #include <linux/input.h>
  26 #include <linux/pwm_backlight.h>
  27
  28 #include <asm/mach/arch.h>
  29 #include <asm/mach/map.h>
  30
  31 #include <mach/map.h>
  32 #include <mach/regs-gpio.h>
  33
  34 #include <video/platform_lcd.h>
  35 #include <video/samsung_fimd.h>
  36
  37 #include <asm/irq.h>
  38 #include <asm/mach-types.h>
  39
  40 #include <plat/regs-serial.h>
  41 #include <plat/gpio-cfg.h>
  42
  43 #include <plat/clock.h>
  44 #include <plat/devs.h>
  45 #include <plat/cpu.h>
  46 #include <plat/fb.h>
  47 #include <linux/platform_data/i2c-s3c2410.h>
  48 #include <linux/platform_data/ata-samsung_cf.h>
  49 #include <plat/adc.h>
  50 #include <plat/keypad.h>
  51 #include <linux/platform_data/touchscreen-s3c2410.h>
  52 #include <linux/platform_data/asoc-s3c.h>
  53 #include <plat/backlight.h>
  54
  55 #include "common.h"
  56
  57 /* Following are default values for UCON, ULCON and UFCON UART registers */
  58 #define SMDKC100_UCON_DEFAULT   (S3C2410_UCON_TXILEVEL |        \
  59                                  S3C2410_UCON_RXILEVEL |        \
  60                                  S3C2410_UCON_TXIRQMODE |       \
  61                                  S3C2410_UCON_RXIRQMODE |       \
  62                                  S3C2410_UCON_RXFIFO_TOI |      \
  63                                  S3C2443_UCON_RXERR_IRQEN)
  64
  65 #define SMDKC100_ULCON_DEFAULT  S3C2410_LCON_CS8
  66
  67 #define SMDKC100_UFCON_DEFAULT  (S3C2410_UFCON_FIFOMODE |       \
  68                                  S3C2440_UFCON_RXTRIG8 |        \
  69                                  S3C2440_UFCON_TXTRIG16)
  70
  71 static struct s3c2410_uartcfg smdkc100_uartcfgs[] __initdata = {
  72         [0] = {
  73                 .hwport      = 0,
  74                 .flags       = 0,
  75                 .ucon        = SMDKC100_UCON_DEFAULT,
  76                 .ulcon       = SMDKC100_ULCON_DEFAULT,
  77                 .ufcon       = SMDKC100_UFCON_DEFAULT,
  78         },
  79         [1] = {
  80                 .hwport      = 1,
  81                 .flags       = 0,
  82                 .ucon        = SMDKC100_UCON_DEFAULT,
  83                 .ulcon       = SMDKC100_ULCON_DEFAULT,
  84                 .ufcon       = SMDKC100_UFCON_DEFAULT,
  85         },
  86         [2] = {
  87                 .hwport      = 2,
  88                 .flags       = 0,
  89                 .ucon        = SMDKC100_UCON_DEFAULT,
  90                 .ulcon       = SMDKC100_ULCON_DEFAULT,
  91                 .ufcon       = SMDKC100_UFCON_DEFAULT,
  92         },
  93         [3] = {
  94                 .hwport      = 3,
  95                 .flags       = 0,
  96                 .ucon        = SMDKC100_UCON_DEFAULT,
  97                 .ulcon       = SMDKC100_ULCON_DEFAULT,
  98                 .ufcon       = SMDKC100_UFCON_DEFAULT,
  99         },
 100 };
 101
 102 /* I2C0 */
 103 static struct i2c_board_info i2c_devs0[] __initdata = {
 104         {I2C_BOARD_INFO("wm8580", 0x1b),},
 105 };
 106
 107 /* I2C1 */
 108 static struct i2c_board_info i2c_devs1[] __initdata = {
 109 };
 110
 111 /* LCD power controller */
 112 static void smdkc100_lcd_power_set(struct plat_lcd_data *pd,
 113                                    unsigned int power)
 114 {
 115         if (power) {
 116                 /* module reset */
 117                 gpio_direction_output(S5PC100_GPH0(6), 1);
 118                 mdelay(100);
 119                 gpio_direction_output(S5PC100_GPH0(6), 0);
 120                 mdelay(10);
 121                 gpio_direction_output(S5PC100_GPH0(6), 1);
 122                 mdelay(10);
 123         }
 124 }
 125
 126 static struct plat_lcd_data smdkc100_lcd_power_data = {
 127         .set_power      = smdkc100_lcd_power_set,
 128 };
 129
 130 static struct platform_device smdkc100_lcd_powerdev = {
 131         .name                   = "platform-lcd",
 132         .dev.parent             = &s3c_device_fb.dev,
 133         .dev.platform_data      = &smdkc100_lcd_power_data,
 134 };
 135
 136 /* Frame Buffer */
 137 static struct s3c_fb_pd_win smdkc100_fb_win0 = {
 138         .max_bpp        = 32,
 139         .default_bpp    = 16,
 140         .xres           = 800,
 141         .yres           = 480,
 142 };
 143
 144 static struct fb_videomode smdkc100_lcd_timing = {
 145         .left_margin    = 8,
 146         .right_margin   = 13,
 147         .upper_margin   = 7,
 148         .lower_margin   = 5,
 149         .hsync_len      = 3,
 150         .vsync_len      = 1,
 151         .xres           = 800,
 152         .yres           = 480,
 153         .refresh        = 80,
 154 };
 155
 156 static struct s3c_fb_platdata smdkc100_lcd_pdata __initdata = {
 157         .win[0]         = &smdkc100_fb_win0,
 158         .vtiming        = &smdkc100_lcd_timing,
 159         .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
 160         .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
 161         .setup_gpio     = s5pc100_fb_gpio_setup_24bpp,
 162 };
 163
 164 static struct s3c_ide_platdata smdkc100_ide_pdata __initdata = {
 165         .setup_gpio     = s5pc100_ide_setup_gpio,
 166 };
 167
 168 static uint32_t smdkc100_keymap[] __initdata = {
 169         /* KEY(row, col, keycode) */
 170         KEY(0, 3, KEY_1), KEY(0, 4, KEY_2), KEY(0, 5, KEY_3),
 171         KEY(0, 6, KEY_4), KEY(0, 7, KEY_5),
 172         KEY(1, 3, KEY_A), KEY(1, 4, KEY_B), KEY(1, 5, KEY_C),
 173         KEY(1, 6, KEY_D), KEY(1, 7, KEY_E)
 174 };
 175
 176 static struct matrix_keymap_data smdkc100_keymap_data __initdata = {
 177         .keymap         = smdkc100_keymap,
 178         .keymap_size    = ARRAY_SIZE(smdkc100_keymap),
 179 };
 180
 181 static struct samsung_keypad_platdata smdkc100_keypad_data __initdata = {
 182         .keymap_data    = &smdkc100_keymap_data,
 183         .rows           = 2,
 184         .cols           = 8,
 185 };
 186
 187 static struct platform_device *smdkc100_devices[] __initdata = {
 188         &s3c_device_adc,
 189         &s3c_device_cfcon,
 190         &s3c_device_i2c0,
 191         &s3c_device_i2c1,
 192         &s3c_device_fb,
 193         &s3c_device_hsmmc0,
 194         &s3c_device_hsmmc1,
 195         &s3c_device_hsmmc2,
 196         &s3c_device_ts,
 197         &s3c_device_wdt,
 198         &smdkc100_lcd_powerdev,
 199         &s5pc100_device_iis0,
 200         &samsung_device_keypad,
 201         &s5pc100_device_ac97,
 202         &s3c_device_rtc,
 203         &s5p_device_fimc0,
 204         &s5p_device_fimc1,
 205         &s5p_device_fimc2,
 206         &s5pc100_device_spdif,
 207 };
 208
 209 /* LCD Backlight data */
 210 static struct samsung_bl_gpio_info smdkc100_bl_gpio_info = {
 211         .no = S5PC100_GPD(0),
 212         .func = S3C_GPIO_SFN(2),
 213 };
 214
 215 static struct platform_pwm_backlight_data smdkc100_bl_data = {
 216         .pwm_id = 0,
 217 };
 218
 219 static void __init smdkc100_map_io(void)
 220 {
 221         s5pc100_init_io(NULL, 0);
 222         s3c24xx_init_clocks(12000000);
 223         s3c24xx_init_uarts(smdkc100_uartcfgs, ARRAY_SIZE(smdkc100_uartcfgs));
 224 }
 225
 226 static void __init smdkc100_machine_init(void)
 227 {
 228         s3c24xx_ts_set_platdata(NULL);
 229
 230         /* I2C */
 231         s3c_i2c0_set_platdata(NULL);
 232         s3c_i2c1_set_platdata(NULL);
 233         i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
 234         i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
 235
 236         s3c_fb_set_platdata(&smdkc100_lcd_pdata);
 237         s3c_ide_set_platdata(&smdkc100_ide_pdata);
 238
 239         samsung_keypad_set_platdata(&smdkc100_keypad_data);
 240
 241         s5pc100_spdif_setup_gpio(S5PC100_SPDIF_GPD);
 242
 243         /* LCD init */
 244         gpio_request(S5PC100_GPH0(6), "GPH0");
 245         smdkc100_lcd_power_set(&smdkc100_lcd_power_data, 0);
 246
 247         samsung_bl_set(&smdkc100_bl_gpio_info, &smdkc100_bl_data);
 248
 249         platform_add_devices(smdkc100_devices, ARRAY_SIZE(smdkc100_devices));
 250 }
 251
 252 MACHINE_START(SMDKC100, "SMDKC100")
 253         /* Maintainer: Byungho Min <bhmin@samsung.com> */
 254         .atag_offset    = 0x100,
 255         .init_irq       = s5pc100_init_irq,
 256         .map_io         = smdkc100_map_io,
 257         .init_machine   = smdkc100_machine_init,
 258         .init_time      = s3c24xx_timer_init,
 259         .restart        = s5pc100_restart,
 260 MACHINE_END