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 #include <plat/samsung-time.h>
  55
  56 #include "common.h"
  57
  58 /* Following are default values for UCON, ULCON and UFCON UART registers */
  59 #define SMDKC100_UCON_DEFAULT   (S3C2410_UCON_TXILEVEL |        \
  60                                  S3C2410_UCON_RXILEVEL |        \
  61                                  S3C2410_UCON_TXIRQMODE |       \
  62                                  S3C2410_UCON_RXIRQMODE |       \
  63                                  S3C2410_UCON_RXFIFO_TOI |      \
  64                                  S3C2443_UCON_RXERR_IRQEN)
  65
  66 #define SMDKC100_ULCON_DEFAULT  S3C2410_LCON_CS8
  67
  68 #define SMDKC100_UFCON_DEFAULT  (S3C2410_UFCON_FIFOMODE |       \
  69                                  S3C2440_UFCON_RXTRIG8 |        \
  70                                  S3C2440_UFCON_TXTRIG16)
  71
  72 static struct s3c2410_uartcfg smdkc100_uartcfgs[] __initdata = {
  73         [0] = {
  74                 .hwport      = 0,
  75                 .flags       = 0,
  76                 .ucon        = SMDKC100_UCON_DEFAULT,
  77                 .ulcon       = SMDKC100_ULCON_DEFAULT,
  78                 .ufcon       = SMDKC100_UFCON_DEFAULT,
  79         },
  80         [1] = {
  81                 .hwport      = 1,
  82                 .flags       = 0,
  83                 .ucon        = SMDKC100_UCON_DEFAULT,
  84                 .ulcon       = SMDKC100_ULCON_DEFAULT,
  85                 .ufcon       = SMDKC100_UFCON_DEFAULT,
  86         },
  87         [2] = {
  88                 .hwport      = 2,
  89                 .flags       = 0,
  90                 .ucon        = SMDKC100_UCON_DEFAULT,
  91                 .ulcon       = SMDKC100_ULCON_DEFAULT,
  92                 .ufcon       = SMDKC100_UFCON_DEFAULT,
  93         },
  94         [3] = {
  95                 .hwport      = 3,
  96                 .flags       = 0,
  97                 .ucon        = SMDKC100_UCON_DEFAULT,
  98                 .ulcon       = SMDKC100_ULCON_DEFAULT,
  99                 .ufcon       = SMDKC100_UFCON_DEFAULT,
 100         },
 101 };
 102
 103 /* I2C0 */
 104 static struct i2c_board_info i2c_devs0[] __initdata = {
 105         {I2C_BOARD_INFO("wm8580", 0x1b),},
 106 };
 107
 108 /* I2C1 */
 109 static struct i2c_board_info i2c_devs1[] __initdata = {
 110 };
 111
 112 /* LCD power controller */
 113 static void smdkc100_lcd_power_set(struct plat_lcd_data *pd,
 114                                    unsigned int power)
 115 {
 116         if (power) {
 117                 /* module reset */
 118                 gpio_direction_output(S5PC100_GPH0(6), 1);
 119                 mdelay(100);
 120                 gpio_direction_output(S5PC100_GPH0(6), 0);
 121                 mdelay(10);
 122                 gpio_direction_output(S5PC100_GPH0(6), 1);
 123                 mdelay(10);
 124         }
 125 }
 126
 127 static struct plat_lcd_data smdkc100_lcd_power_data = {
 128         .set_power      = smdkc100_lcd_power_set,
 129 };
 130
 131 static struct platform_device smdkc100_lcd_powerdev = {
 132         .name                   = "platform-lcd",
 133         .dev.parent             = &s3c_device_fb.dev,
 134         .dev.platform_data      = &smdkc100_lcd_power_data,
 135 };
 136
 137 /* Frame Buffer */
 138 static struct s3c_fb_pd_win smdkc100_fb_win0 = {
 139         .max_bpp        = 32,
 140         .default_bpp    = 16,
 141         .xres           = 800,
 142         .yres           = 480,
 143 };
 144
 145 static struct fb_videomode smdkc100_lcd_timing = {
 146         .left_margin    = 8,
 147         .right_margin   = 13,
 148         .upper_margin   = 7,
 149         .lower_margin   = 5,
 150         .hsync_len      = 3,
 151         .vsync_len      = 1,
 152         .xres           = 800,
 153         .yres           = 480,
 154         .refresh        = 80,
 155 };
 156
 157 static struct s3c_fb_platdata smdkc100_lcd_pdata __initdata = {
 158         .win[0]         = &smdkc100_fb_win0,
 159         .vtiming        = &smdkc100_lcd_timing,
 160         .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
 161         .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
 162         .setup_gpio     = s5pc100_fb_gpio_setup_24bpp,
 163 };
 164
 165 static struct s3c_ide_platdata smdkc100_ide_pdata __initdata = {
 166         .setup_gpio     = s5pc100_ide_setup_gpio,
 167 };
 168
 169 static uint32_t smdkc100_keymap[] __initdata = {
 170         /* KEY(row, col, keycode) */
 171         KEY(0, 3, KEY_1), KEY(0, 4, KEY_2), KEY(0, 5, KEY_3),
 172         KEY(0, 6, KEY_4), KEY(0, 7, KEY_5),
 173         KEY(1, 3, KEY_A), KEY(1, 4, KEY_B), KEY(1, 5, KEY_C),
 174         KEY(1, 6, KEY_D), KEY(1, 7, KEY_E)
 175 };
 176
 177 static struct matrix_keymap_data smdkc100_keymap_data __initdata = {
 178         .keymap         = smdkc100_keymap,
 179         .keymap_size    = ARRAY_SIZE(smdkc100_keymap),
 180 };
 181
 182 static struct samsung_keypad_platdata smdkc100_keypad_data __initdata = {
 183         .keymap_data    = &smdkc100_keymap_data,
 184         .rows           = 2,
 185         .cols           = 8,
 186 };
 187
 188 static struct platform_device *smdkc100_devices[] __initdata = {
 189         &s3c_device_adc,
 190         &s3c_device_cfcon,
 191         &s3c_device_i2c0,
 192         &s3c_device_i2c1,
 193         &s3c_device_fb,
 194         &s3c_device_hsmmc0,
 195         &s3c_device_hsmmc1,
 196         &s3c_device_hsmmc2,
 197         &samsung_device_pwm,
 198         &s3c_device_ts,
 199         &s3c_device_wdt,
 200         &smdkc100_lcd_powerdev,
 201         &s5pc100_device_iis0,
 202         &samsung_device_keypad,
 203         &s5pc100_device_ac97,
 204         &s3c_device_rtc,
 205         &s5p_device_fimc0,
 206         &s5p_device_fimc1,
 207         &s5p_device_fimc2,
 208         &s5pc100_device_spdif,
 209 };
 210
 211 /* LCD Backlight data */
 212 static struct samsung_bl_gpio_info smdkc100_bl_gpio_info = {
 213         .no = S5PC100_GPD(0),
 214         .func = S3C_GPIO_SFN(2),
 215 };
 216
 217 static struct platform_pwm_backlight_data smdkc100_bl_data = {
 218         .pwm_id = 0,
 219 };
 220
 221 static void __init smdkc100_map_io(void)
 222 {
 223         s5pc100_init_io(NULL, 0);
 224         s3c24xx_init_clocks(12000000);
 225         s3c24xx_init_uarts(smdkc100_uartcfgs, ARRAY_SIZE(smdkc100_uartcfgs));
 226         samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
 227 }
 228
 229 static void __init smdkc100_machine_init(void)
 230 {
 231         s3c24xx_ts_set_platdata(NULL);
 232
 233         /* I2C */
 234         s3c_i2c0_set_platdata(NULL);
 235         s3c_i2c1_set_platdata(NULL);
 236         i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
 237         i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
 238
 239         s3c_fb_set_platdata(&smdkc100_lcd_pdata);
 240         s3c_ide_set_platdata(&smdkc100_ide_pdata);
 241
 242         samsung_keypad_set_platdata(&smdkc100_keypad_data);
 243
 244         s5pc100_spdif_setup_gpio(S5PC100_SPDIF_GPD);
 245
 246         /* LCD init */
 247         gpio_request(S5PC100_GPH0(6), "GPH0");
 248         smdkc100_lcd_power_set(&smdkc100_lcd_power_data, 0);
 249
 250         platform_add_devices(smdkc100_devices, ARRAY_SIZE(smdkc100_devices));
 251
 252         samsung_bl_set(&smdkc100_bl_gpio_info, &smdkc100_bl_data);
 253 }
 254
 255 MACHINE_START(SMDKC100, "SMDKC100")
 256         /* Maintainer: Byungho Min <bhmin@samsung.com> */
 257         .atag_offset    = 0x100,
 258         .init_irq       = s5pc100_init_irq,
 259         .map_io         = smdkc100_map_io,
 260         .init_machine   = smdkc100_machine_init,
 261         .init_time      = samsung_timer_init,
 262         .restart        = s5pc100_restart,
 263 MACHINE_END