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
  36 #include <asm/irq.h>
  37 #include <asm/mach-types.h>
  38
  39 #include <plat/regs-serial.h>
  40 #include <plat/gpio-cfg.h>
  41
  42 #include <plat/clock.h>
  43 #include <plat/devs.h>
  44 #include <plat/cpu.h>
  45 #include <plat/s5pc100.h>
  46 #include <plat/fb.h>
  47 #include <plat/iic.h>
  48 #include <plat/ata.h>
  49 #include <plat/adc.h>
  50 #include <plat/keypad.h>
  51 #include <plat/ts.h>
  52 #include <plat/audio.h>
  53 #include <plat/backlight.h>
  54 #include <plat/regs-fb-v4.h>
  55
  56 /* Following are default values for UCON, ULCON and UFCON UART registers */
  57 #define SMDKC100_UCON_DEFAULT   (S3C2410_UCON_TXILEVEL |        \
  58                                  S3C2410_UCON_RXILEVEL |        \
  59                                  S3C2410_UCON_TXIRQMODE |       \
  60                                  S3C2410_UCON_RXIRQMODE |       \
  61                                  S3C2410_UCON_RXFIFO_TOI |      \
  62                                  S3C2443_UCON_RXERR_IRQEN)
  63
  64 #define SMDKC100_ULCON_DEFAULT  S3C2410_LCON_CS8
  65
  66 #define SMDKC100_UFCON_DEFAULT  (S3C2410_UFCON_FIFOMODE |       \
  67                                  S3C2440_UFCON_RXTRIG8 |        \
  68                                  S3C2440_UFCON_TXTRIG16)
  69
  70 static struct s3c2410_uartcfg smdkc100_uartcfgs[] __initdata = {
  71         [0] = {
  72                 .hwport      = 0,
  73                 .flags       = 0,
  74                 .ucon        = SMDKC100_UCON_DEFAULT,
  75                 .ulcon       = SMDKC100_ULCON_DEFAULT,
  76                 .ufcon       = SMDKC100_UFCON_DEFAULT,
  77         },
  78         [1] = {
  79                 .hwport      = 1,
  80                 .flags       = 0,
  81                 .ucon        = SMDKC100_UCON_DEFAULT,
  82                 .ulcon       = SMDKC100_ULCON_DEFAULT,
  83                 .ufcon       = SMDKC100_UFCON_DEFAULT,
  84         },
  85         [2] = {
  86                 .hwport      = 2,
  87                 .flags       = 0,
  88                 .ucon        = SMDKC100_UCON_DEFAULT,
  89                 .ulcon       = SMDKC100_ULCON_DEFAULT,
  90                 .ufcon       = SMDKC100_UFCON_DEFAULT,
  91         },
  92         [3] = {
  93                 .hwport      = 3,
  94                 .flags       = 0,
  95                 .ucon        = SMDKC100_UCON_DEFAULT,
  96                 .ulcon       = SMDKC100_ULCON_DEFAULT,
  97                 .ufcon       = SMDKC100_UFCON_DEFAULT,
  98         },
  99 };
 100
 101 /* I2C0 */
 102 static struct i2c_board_info i2c_devs0[] __initdata = {
 103         {I2C_BOARD_INFO("wm8580", 0x1b),},
 104 };
 105
 106 /* I2C1 */
 107 static struct i2c_board_info i2c_devs1[] __initdata = {
 108 };
 109
 110 /* LCD power controller */
 111 static void smdkc100_lcd_power_set(struct plat_lcd_data *pd,
 112                                    unsigned int power)
 113 {
 114         if (power) {
 115                 /* module reset */
 116                 gpio_direction_output(S5PC100_GPH0(6), 1);
 117                 mdelay(100);
 118                 gpio_direction_output(S5PC100_GPH0(6), 0);
 119                 mdelay(10);
 120                 gpio_direction_output(S5PC100_GPH0(6), 1);
 121                 mdelay(10);
 122         }
 123 }
 124
 125 static struct plat_lcd_data smdkc100_lcd_power_data = {
 126         .set_power      = smdkc100_lcd_power_set,
 127 };
 128
 129 static struct platform_device smdkc100_lcd_powerdev = {
 130         .name                   = "platform-lcd",
 131         .dev.parent             = &s3c_device_fb.dev,
 132         .dev.platform_data      = &smdkc100_lcd_power_data,
 133 };
 134
 135 /* Frame Buffer */
 136 static struct s3c_fb_pd_win smdkc100_fb_win0 = {
 137         /* this is to ensure we use win0 */
 138         .win_mode       = {
 139                 .left_margin    = 8,
 140                 .right_margin   = 13,
 141                 .upper_margin   = 7,
 142                 .lower_margin   = 5,
 143                 .hsync_len      = 3,
 144                 .vsync_len      = 1,
 145                 .xres           = 800,
 146                 .yres           = 480,
 147                 .refresh        = 80,
 148         },
 149         .max_bpp        = 32,
 150         .default_bpp    = 16,
 151 };
 152
 153 static struct s3c_fb_platdata smdkc100_lcd_pdata __initdata = {
 154         .win[0]         = &smdkc100_fb_win0,
 155         .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
 156         .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
 157         .setup_gpio     = s5pc100_fb_gpio_setup_24bpp,
 158 };
 159
 160 static struct s3c_ide_platdata smdkc100_ide_pdata __initdata = {
 161         .setup_gpio     = s5pc100_ide_setup_gpio,
 162 };
 163
 164 static uint32_t smdkc100_keymap[] __initdata = {
 165         /* KEY(row, col, keycode) */
 166         KEY(0, 3, KEY_1), KEY(0, 4, KEY_2), KEY(0, 5, KEY_3),
 167         KEY(0, 6, KEY_4), KEY(0, 7, KEY_5),
 168         KEY(1, 3, KEY_A), KEY(1, 4, KEY_B), KEY(1, 5, KEY_C),
 169         KEY(1, 6, KEY_D), KEY(1, 7, KEY_E)
 170 };
 171
 172 static struct matrix_keymap_data smdkc100_keymap_data __initdata = {
 173         .keymap         = smdkc100_keymap,
 174         .keymap_size    = ARRAY_SIZE(smdkc100_keymap),
 175 };
 176
 177 static struct samsung_keypad_platdata smdkc100_keypad_data __initdata = {
 178         .keymap_data    = &smdkc100_keymap_data,
 179         .rows           = 2,
 180         .cols           = 8,
 181 };
 182
 183 static struct platform_device *smdkc100_devices[] __initdata = {
 184         &s3c_device_adc,
 185         &s3c_device_cfcon,
 186         &s3c_device_i2c0,
 187         &s3c_device_i2c1,
 188         &s3c_device_fb,
 189         &s3c_device_hsmmc0,
 190         &s3c_device_hsmmc1,
 191         &s3c_device_hsmmc2,
 192         &s3c_device_ts,
 193         &s3c_device_wdt,
 194         &smdkc100_lcd_powerdev,
 195         &samsung_asoc_dma,
 196         &s5pc100_device_iis0,
 197         &samsung_device_keypad,
 198         &s5pc100_device_ac97,
 199         &s3c_device_rtc,
 200         &s5p_device_fimc0,
 201         &s5p_device_fimc1,
 202         &s5p_device_fimc2,
 203         &s5pc100_device_spdif,
 204 };
 205
 206 static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = {
 207         .delay                  = 10000,
 208         .presc                  = 49,
 209         .oversampling_shift     = 2,
 210 };
 211
 212 /* LCD Backlight data */
 213 static struct samsung_bl_gpio_info smdkc100_bl_gpio_info = {
 214         .no = S5PC100_GPD(0),
 215         .func = S3C_GPIO_SFN(2),
 216 };
 217
 218 static struct platform_pwm_backlight_data smdkc100_bl_data = {
 219         .pwm_id = 0,
 220 };
 221
 222 static void __init smdkc100_map_io(void)
 223 {
 224         s5p_init_io(NULL, 0, S5P_VA_CHIPID);
 225         s3c24xx_init_clocks(12000000);
 226         s3c24xx_init_uarts(smdkc100_uartcfgs, ARRAY_SIZE(smdkc100_uartcfgs));
 227 }
 228
 229 static void __init smdkc100_machine_init(void)
 230 {
 231         s3c24xx_ts_set_platdata(&s3c_ts_platform);
 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         samsung_bl_set(&smdkc100_bl_gpio_info, &smdkc100_bl_data);
 251
 252         platform_add_devices(smdkc100_devices, ARRAY_SIZE(smdkc100_devices));
 253 }
 254
 255 MACHINE_START(SMDKC100, "SMDKC100")
 256         /* Maintainer: Byungho Min <bhmin@samsung.com> */
 257         .boot_params    = S5P_PA_SDRAM + 0x100,
 258         .init_irq       = s5pc100_init_irq,
 259         .map_io         = smdkc100_map_io,
 260         .init_machine   = smdkc100_machine_init,
 261         .timer          = &s3c24xx_timer,
 262 MACHINE_END