arch/arm/mach-s3c2416/mach-smdk2416.c

   1 /* linux/arch/arm/mach-s3c2416/mach-hanlin_v3c.c
   2  *
   3  * Copyright (c) 2009 Yauhen Kharuzhy <jekhor@gmail.com>,
   4  *      as part of OpenInkpot project
   5  * Copyright (c) 2009 Promwad Innovation Company
   6  *      Yauhen Kharuzhy <yauhen.kharuzhy@promwad.com>
   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/mtd/partitions.h>
  24 #include <linux/gpio.h>
  25 #include <linux/fb.h>
  26 #include <linux/delay.h>
  27
  28 #include <asm/mach/arch.h>
  29 #include <asm/mach/map.h>
  30 #include <asm/mach/irq.h>
  31
  32 #include <mach/hardware.h>
  33 #include <asm/irq.h>
  34 #include <asm/mach-types.h>
  35
  36 #include <plat/regs-serial.h>
  37 #include <mach/regs-gpio.h>
  38 #include <mach/regs-lcd.h>
  39 #include <mach/regs-s3c2443-clock.h>
  40
  41 #include <mach/idle.h>
  42 #include <mach/leds-gpio.h>
  43 #include <plat/iic.h>
  44
  45 #include <plat/s3c2416.h>
  46 #include <plat/gpio-cfg.h>
  47 #include <plat/clock.h>
  48 #include <plat/devs.h>
  49 #include <plat/cpu.h>
  50 #include <plat/nand.h>
  51 #include <plat/sdhci.h>
  52 #include <plat/udc.h>
  53
  54 #include <plat/regs-fb-v4.h>
  55 #include <plat/fb.h>
  56
  57 #include <plat/common-smdk.h>
  58
  59 static struct map_desc smdk2416_iodesc[] __initdata = {
  60         /* ISA IO Space map (memory space selected by A24) */
  61
  62         {
  63                 .virtual        = (u32)S3C24XX_VA_ISA_WORD,
  64                 .pfn            = __phys_to_pfn(S3C2410_CS2),
  65                 .length         = 0x10000,
  66                 .type           = MT_DEVICE,
  67         }, {
  68                 .virtual        = (u32)S3C24XX_VA_ISA_WORD + 0x10000,
  69                 .pfn            = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
  70                 .length         = SZ_4M,
  71                 .type           = MT_DEVICE,
  72         }, {
  73                 .virtual        = (u32)S3C24XX_VA_ISA_BYTE,
  74                 .pfn            = __phys_to_pfn(S3C2410_CS2),
  75                 .length         = 0x10000,
  76                 .type           = MT_DEVICE,
  77         }, {
  78                 .virtual        = (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
  79                 .pfn            = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
  80                 .length         = SZ_4M,
  81                 .type           = MT_DEVICE,
  82         }
  83 };
  84
  85 #define UCON (S3C2410_UCON_DEFAULT      | \
  86                 S3C2440_UCON_PCLK       | \
  87                 S3C2443_UCON_RXERR_IRQEN)
  88
  89 #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE)
  90
  91 #define UFCON (S3C2410_UFCON_RXTRIG8    | \
  92                 S3C2410_UFCON_FIFOMODE  | \
  93                 S3C2440_UFCON_TXTRIG16)
  94
  95 static struct s3c2410_uartcfg smdk2416_uartcfgs[] __initdata = {
  96         [0] = {
  97                 .hwport      = 0,
  98                 .flags       = 0,
  99                 .ucon        = UCON,
 100                 .ulcon       = ULCON,
 101                 .ufcon       = UFCON,
 102         },
 103         [1] = {
 104                 .hwport      = 1,
 105                 .flags       = 0,
 106                 .ucon        = UCON,
 107                 .ulcon       = ULCON,
 108                 .ufcon       = UFCON,
 109         },
 110         /* IR port */
 111         [2] = {
 112                 .hwport      = 2,
 113                 .flags       = 0,
 114                 .ucon        = UCON,
 115                 .ulcon       = ULCON | 0x50,
 116                 .ufcon       = UFCON,
 117         },
 118         [3] = {
 119                 .hwport      = 3,
 120                 .flags       = 0,
 121                 .ucon        = UCON,
 122                 .ulcon       = ULCON,
 123                 .ufcon       = UFCON,
 124         }
 125 };
 126
 127 void smdk2416_hsudc_gpio_init(void)
 128 {
 129         s3c_gpio_setpull(S3C2410_GPH(14), S3C_GPIO_PULL_UP);
 130         s3c_gpio_setpull(S3C2410_GPF(2), S3C_GPIO_PULL_NONE);
 131         s3c_gpio_cfgpin(S3C2410_GPH(14), S3C_GPIO_SFN(1));
 132         s3c2410_modify_misccr(S3C2416_MISCCR_SEL_SUSPND, 0);
 133 }
 134
 135 void smdk2416_hsudc_gpio_uninit(void)
 136 {
 137         s3c2410_modify_misccr(S3C2416_MISCCR_SEL_SUSPND, 1);
 138         s3c_gpio_setpull(S3C2410_GPH(14), S3C_GPIO_PULL_NONE);
 139         s3c_gpio_cfgpin(S3C2410_GPH(14), S3C_GPIO_SFN(0));
 140 }
 141
 142 struct s3c24xx_hsudc_platdata smdk2416_hsudc_platdata = {
 143         .epnum = 9,
 144         .gpio_init = smdk2416_hsudc_gpio_init,
 145         .gpio_uninit = smdk2416_hsudc_gpio_uninit,
 146 };
 147
 148 struct s3c_fb_pd_win smdk2416_fb_win[] = {
 149         [0] = {
 150                 /* think this is the same as the smdk6410 */
 151                 .win_mode       = {
 152                         .pixclock       = 41094,
 153                         .left_margin    = 8,
 154                         .right_margin   = 13,
 155                         .upper_margin   = 7,
 156                         .lower_margin   = 5,
 157                         .hsync_len      = 3,
 158                         .vsync_len      = 1,
 159                         .xres           = 800,
 160                         .yres           = 480,
 161                 },
 162                 .default_bpp    = 16,
 163                 .max_bpp        = 32,
 164         },
 165 };
 166
 167 static void s3c2416_fb_gpio_setup_24bpp(void)
 168 {
 169         unsigned int gpio;
 170
 171         for (gpio = S3C2410_GPC(1); gpio <= S3C2410_GPC(4); gpio++) {
 172                 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
 173                 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
 174         }
 175
 176         for (gpio = S3C2410_GPC(8); gpio <= S3C2410_GPC(15); gpio++) {
 177                 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
 178                 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
 179         }
 180
 181         for (gpio = S3C2410_GPD(0); gpio <= S3C2410_GPD(15); gpio++) {
 182                 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
 183                 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
 184         }
 185 }
 186
 187 static struct s3c_fb_platdata smdk2416_fb_platdata = {
 188         .win[0]         = &smdk2416_fb_win[0],
 189         .setup_gpio     = s3c2416_fb_gpio_setup_24bpp,
 190         .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
 191         .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
 192 };
 193
 194 static struct s3c_sdhci_platdata smdk2416_hsmmc0_pdata __initdata = {
 195         .max_width              = 4,
 196         .cd_type                = S3C_SDHCI_CD_GPIO,
 197         .ext_cd_gpio            = S3C2410_GPF(1),
 198         .ext_cd_gpio_invert     = 1,
 199 };
 200
 201 static struct s3c_sdhci_platdata smdk2416_hsmmc1_pdata __initdata = {
 202         .max_width              = 4,
 203         .cd_type                = S3C_SDHCI_CD_NONE,
 204 };
 205
 206 static struct platform_device *smdk2416_devices[] __initdata = {
 207         &s3c_device_fb,
 208         &s3c_device_wdt,
 209         &s3c_device_ohci,
 210         &s3c_device_i2c0,
 211         &s3c_device_hsmmc0,
 212         &s3c_device_hsmmc1,
 213         &s3c_device_usb_hsudc,
 214 };
 215
 216 static void __init smdk2416_map_io(void)
 217 {
 218         s3c24xx_init_io(smdk2416_iodesc, ARRAY_SIZE(smdk2416_iodesc));
 219         s3c24xx_init_clocks(12000000);
 220         s3c24xx_init_uarts(smdk2416_uartcfgs, ARRAY_SIZE(smdk2416_uartcfgs));
 221 }
 222
 223 static void __init smdk2416_machine_init(void)
 224 {
 225         s3c_i2c0_set_platdata(NULL);
 226         s3c_fb_set_platdata(&smdk2416_fb_platdata);
 227
 228         s3c_sdhci0_set_platdata(&smdk2416_hsmmc0_pdata);
 229         s3c_sdhci1_set_platdata(&smdk2416_hsmmc1_pdata);
 230
 231         s3c24xx_hsudc_set_platdata(&smdk2416_hsudc_platdata);
 232
 233         gpio_request(S3C2410_GPB(4), "USBHost Power");
 234         gpio_direction_output(S3C2410_GPB(4), 1);
 235
 236         gpio_request(S3C2410_GPB(3), "Display Power");
 237         gpio_direction_output(S3C2410_GPB(3), 1);
 238
 239         gpio_request(S3C2410_GPB(1), "Display Reset");
 240         gpio_direction_output(S3C2410_GPB(1), 1);
 241
 242         platform_add_devices(smdk2416_devices, ARRAY_SIZE(smdk2416_devices));
 243         smdk_machine_init();
 244 }
 245
 246 MACHINE_START(SMDK2416, "SMDK2416")
 247         /* Maintainer: Yauhen Kharuzhy <jekhor@gmail.com> */
 248         .atag_offset    = 0x100,
 249
 250         .init_irq       = s3c24xx_init_irq,
 251         .map_io         = smdk2416_map_io,
 252         .init_machine   = smdk2416_machine_init,
 253         .timer          = &s3c24xx_timer,
 254 MACHINE_END