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
  27 #include <asm/mach/arch.h>
  28 #include <asm/mach/map.h>
  29
  30 #include <mach/map.h>
  31 #include <mach/regs-fb.h>
  32 #include <video/platform_lcd.h>
  33
  34 #include <asm/irq.h>
  35 #include <asm/mach-types.h>
  36
  37 #include <plat/regs-serial.h>
  38 #include <plat/gpio-cfg.h>
  39
  40 #include <plat/clock.h>
  41 #include <plat/devs.h>
  42 #include <plat/cpu.h>
  43 #include <plat/s5pc100.h>
  44 #include <plat/fb.h>
  45 #include <plat/iic.h>
  46 #include <plat/ata.h>
  47 #include <plat/adc.h>
  48 #include <plat/keypad.h>
  49 #include <plat/ts.h>
  50
  51 /* Following are default values for UCON, ULCON and UFCON UART registers */
  52 #define SMDKC100_UCON_DEFAULT   (S3C2410_UCON_TXILEVEL |        \
  53                                  S3C2410_UCON_RXILEVEL |        \
  54                                  S3C2410_UCON_TXIRQMODE |       \
  55                                  S3C2410_UCON_RXIRQMODE |       \
  56                                  S3C2410_UCON_RXFIFO_TOI |      \
  57                                  S3C2443_UCON_RXERR_IRQEN)
  58
  59 #define SMDKC100_ULCON_DEFAULT  S3C2410_LCON_CS8
  60
  61 #define SMDKC100_UFCON_DEFAULT  (S3C2410_UFCON_FIFOMODE |       \
  62                                  S3C2440_UFCON_RXTRIG8 |        \
  63                                  S3C2440_UFCON_TXTRIG16)
  64
  65 static struct s3c2410_uartcfg smdkc100_uartcfgs[] __initdata = {
  66         [0] = {
  67                 .hwport      = 0,
  68                 .flags       = 0,
  69                 .ucon        = SMDKC100_UCON_DEFAULT,
  70                 .ulcon       = SMDKC100_ULCON_DEFAULT,
  71                 .ufcon       = SMDKC100_UFCON_DEFAULT,
  72         },
  73         [1] = {
  74                 .hwport      = 1,
  75                 .flags       = 0,
  76                 .ucon        = SMDKC100_UCON_DEFAULT,
  77                 .ulcon       = SMDKC100_ULCON_DEFAULT,
  78                 .ufcon       = SMDKC100_UFCON_DEFAULT,
  79         },
  80         [2] = {
  81                 .hwport      = 2,
  82                 .flags       = 0,
  83                 .ucon        = SMDKC100_UCON_DEFAULT,
  84                 .ulcon       = SMDKC100_ULCON_DEFAULT,
  85                 .ufcon       = SMDKC100_UFCON_DEFAULT,
  86         },
  87         [3] = {
  88                 .hwport      = 3,
  89                 .flags       = 0,
  90                 .ucon        = SMDKC100_UCON_DEFAULT,
  91                 .ulcon       = SMDKC100_ULCON_DEFAULT,
  92                 .ufcon       = SMDKC100_UFCON_DEFAULT,
  93         },
  94 };
  95
  96 /* I2C0 */
  97 static struct i2c_board_info i2c_devs0[] __initdata = {
  98 };
  99
 100 /* I2C1 */
 101 static struct i2c_board_info i2c_devs1[] __initdata = {
 102 };
 103
 104 /* LCD power controller */
 105 static void smdkc100_lcd_power_set(struct plat_lcd_data *pd,
 106                                    unsigned int power)
 107 {
 108         /* backlight */
 109         gpio_direction_output(S5PC100_GPD(0), power);
 110
 111         if (power) {
 112                 /* module reset */
 113                 gpio_direction_output(S5PC100_GPH0(6), 1);
 114                 mdelay(100);
 115                 gpio_direction_output(S5PC100_GPH0(6), 0);
 116                 mdelay(10);
 117                 gpio_direction_output(S5PC100_GPH0(6), 1);
 118                 mdelay(10);
 119         }
 120 }
 121
 122 static struct plat_lcd_data smdkc100_lcd_power_data = {
 123         .set_power      = smdkc100_lcd_power_set,
 124 };
 125
 126 static struct platform_device smdkc100_lcd_powerdev = {
 127         .name                   = "platform-lcd",
 128         .dev.parent             = &s3c_device_fb.dev,
 129         .dev.platform_data      = &smdkc100_lcd_power_data,
 130 };
 131
 132 /* Frame Buffer */
 133 static struct s3c_fb_pd_win smdkc100_fb_win0 = {
 134         /* this is to ensure we use win0 */
 135         .win_mode       = {
 136                 .left_margin    = 8,
 137                 .right_margin   = 13,
 138                 .upper_margin   = 7,
 139                 .lower_margin   = 5,
 140                 .hsync_len      = 3,
 141                 .vsync_len      = 1,
 142                 .xres           = 800,
 143                 .yres           = 480,
 144                 .refresh        = 80,
 145         },
 146         .max_bpp        = 32,
 147         .default_bpp    = 16,
 148 };
 149
 150 static struct s3c_fb_platdata smdkc100_lcd_pdata __initdata = {
 151         .win[0]         = &smdkc100_fb_win0,
 152         .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
 153         .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
 154         .setup_gpio     = s5pc100_fb_gpio_setup_24bpp,
 155 };
 156
 157 static struct s3c_ide_platdata smdkc100_ide_pdata __initdata = {
 158         .setup_gpio     = s5pc100_ide_setup_gpio,
 159 };
 160
 161 static uint32_t smdkc100_keymap[] __initdata = {
 162         /* KEY(row, col, keycode) */
 163         KEY(0, 3, KEY_1), KEY(0, 4, KEY_2), KEY(0, 5, KEY_3),
 164         KEY(0, 6, KEY_4), KEY(0, 7, KEY_5),
 165         KEY(1, 3, KEY_A), KEY(1, 4, KEY_B), KEY(1, 5, KEY_C),
 166         KEY(1, 6, KEY_D), KEY(1, 7, KEY_E)
 167 };
 168
 169 static struct matrix_keymap_data smdkc100_keymap_data __initdata = {
 170         .keymap         = smdkc100_keymap,
 171         .keymap_size    = ARRAY_SIZE(smdkc100_keymap),
 172 };
 173
 174 static struct samsung_keypad_platdata smdkc100_keypad_data __initdata = {
 175         .keymap_data    = &smdkc100_keymap_data,
 176         .rows           = 2,
 177         .cols           = 8,
 178 };
 179
 180 static struct platform_device *smdkc100_devices[] __initdata = {
 181         &s3c_device_adc,
 182         &s3c_device_cfcon,
 183         &s3c_device_i2c0,
 184         &s3c_device_i2c1,
 185         &s3c_device_fb,
 186         &s3c_device_hsmmc0,
 187         &s3c_device_hsmmc1,
 188         &s3c_device_hsmmc2,
 189         &s3c_device_ts,
 190         &s3c_device_wdt,
 191         &smdkc100_lcd_powerdev,
 192         &s5pc100_device_iis0,
 193         &samsung_device_keypad,
 194         &s5pc100_device_ac97,
 195         &s3c_device_rtc,
 196         &s5p_device_fimc0,
 197         &s5p_device_fimc1,
 198         &s5p_device_fimc2,
 199 };
 200
 201 static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = {
 202         .delay                  = 10000,
 203         .presc                  = 49,
 204         .oversampling_shift     = 2,
 205 };
 206
 207 static void __init smdkc100_map_io(void)
 208 {
 209         s5p_init_io(NULL, 0, S5P_VA_CHIPID);
 210         s3c24xx_init_clocks(12000000);
 211         s3c24xx_init_uarts(smdkc100_uartcfgs, ARRAY_SIZE(smdkc100_uartcfgs));
 212 }
 213
 214 static void __init smdkc100_machine_init(void)
 215 {
 216         s3c24xx_ts_set_platdata(&s3c_ts_platform);
 217
 218         /* I2C */
 219         s3c_i2c0_set_platdata(NULL);
 220         s3c_i2c1_set_platdata(NULL);
 221         i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
 222         i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
 223
 224         s3c_fb_set_platdata(&smdkc100_lcd_pdata);
 225         s3c_ide_set_platdata(&smdkc100_ide_pdata);
 226
 227         samsung_keypad_set_platdata(&smdkc100_keypad_data);
 228
 229         /* LCD init */
 230         gpio_request(S5PC100_GPD(0), "GPD");
 231         gpio_request(S5PC100_GPH0(6), "GPH0");
 232         smdkc100_lcd_power_set(&smdkc100_lcd_power_data, 0);
 233         platform_add_devices(smdkc100_devices, ARRAY_SIZE(smdkc100_devices));
 234 }
 235
 236 MACHINE_START(SMDKC100, "SMDKC100")
 237         /* Maintainer: Byungho Min <bhmin@samsung.com> */
 238         .boot_params    = S5P_PA_SDRAM + 0x100,
 239         .init_irq       = s5pc100_init_irq,
 240         .map_io         = smdkc100_map_io,
 241         .init_machine   = smdkc100_machine_init,
 242         .timer          = &s3c24xx_timer,
 243 MACHINE_END