arch/arm/mach-s3c24xx/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 <video/samsung_fimd.h>
  33 #include <mach/hardware.h>
  34 #include <asm/irq.h>
  35 #include <asm/mach-types.h>
  36
  37 #include <plat/regs-serial.h>
  38 #include <mach/regs-gpio.h>
  39 #include <mach/regs-lcd.h>
  40 #include <mach/regs-s3c2443-clock.h>
  41
  42 #include <linux/platform_data/leds-s3c24xx.h>
  43 #include <linux/platform_data/i2c-s3c2410.h>
  44
  45 #include <plat/gpio-cfg.h>
  46 #include <plat/clock.h>
  47 #include <plat/devs.h>
  48 #include <plat/cpu.h>
  49 #include <linux/platform_data/mtd-nand-s3c2410.h>
  50 #include <plat/sdhci.h>
  51 #include <linux/platform_data/usb-s3c2410_udc.h>
  52 #include <linux/platform_data/s3c-hsudc.h>
  53 #include <plat/samsung-time.h>
  54
  55 #include <plat/fb.h>
  56
  57 #include "common.h"
  58 #include "common-smdk.h"
  59
  60 static struct map_desc smdk2416_iodesc[] __initdata = {
  61         /* ISA IO Space map (memory space selected by A24) */
  62
  63         {
  64                 .virtual        = (u32)S3C24XX_VA_ISA_WORD,
  65                 .pfn            = __phys_to_pfn(S3C2410_CS2),
  66                 .length         = 0x10000,
  67                 .type           = MT_DEVICE,
  68         }, {
  69                 .virtual        = (u32)S3C24XX_VA_ISA_WORD + 0x10000,
  70                 .pfn            = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
  71                 .length         = SZ_4M,
  72                 .type           = MT_DEVICE,
  73         }, {
  74                 .virtual        = (u32)S3C24XX_VA_ISA_BYTE,
  75                 .pfn            = __phys_to_pfn(S3C2410_CS2),
  76                 .length         = 0x10000,
  77                 .type           = MT_DEVICE,
  78         }, {
  79                 .virtual        = (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
  80                 .pfn            = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
  81                 .length         = SZ_4M,
  82                 .type           = MT_DEVICE,
  83         }
  84 };
  85
  86 #define UCON (S3C2410_UCON_DEFAULT      | \
  87                 S3C2440_UCON_PCLK       | \
  88                 S3C2443_UCON_RXERR_IRQEN)
  89
  90 #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE)
  91
  92 #define UFCON (S3C2410_UFCON_RXTRIG8    | \
  93                 S3C2410_UFCON_FIFOMODE  | \
  94                 S3C2440_UFCON_TXTRIG16)
  95
  96 static struct s3c2410_uartcfg smdk2416_uartcfgs[] __initdata = {
  97         [0] = {
  98                 .hwport      = 0,
  99                 .flags       = 0,
 100                 .ucon        = UCON,
 101                 .ulcon       = ULCON,
 102                 .ufcon       = UFCON,
 103         },
 104         [1] = {
 105                 .hwport      = 1,
 106                 .flags       = 0,
 107                 .ucon        = UCON,
 108                 .ulcon       = ULCON,
 109                 .ufcon       = UFCON,
 110         },
 111         /* IR port */
 112         [2] = {
 113                 .hwport      = 2,
 114                 .flags       = 0,
 115                 .ucon        = UCON,
 116                 .ulcon       = ULCON | 0x50,
 117                 .ufcon       = UFCON,
 118         },
 119         [3] = {
 120                 .hwport      = 3,
 121                 .flags       = 0,
 122                 .ucon        = UCON,
 123                 .ulcon       = ULCON,
 124                 .ufcon       = UFCON,
 125         }
 126 };
 127
 128 static void smdk2416_hsudc_gpio_init(void)
 129 {
 130         s3c_gpio_setpull(S3C2410_GPH(14), S3C_GPIO_PULL_UP);
 131         s3c_gpio_setpull(S3C2410_GPF(2), S3C_GPIO_PULL_NONE);
 132         s3c_gpio_cfgpin(S3C2410_GPH(14), S3C_GPIO_SFN(1));
 133         s3c2410_modify_misccr(S3C2416_MISCCR_SEL_SUSPND, 0);
 134 }
 135
 136 static void smdk2416_hsudc_gpio_uninit(void)
 137 {
 138         s3c2410_modify_misccr(S3C2416_MISCCR_SEL_SUSPND, 1);
 139         s3c_gpio_setpull(S3C2410_GPH(14), S3C_GPIO_PULL_NONE);
 140         s3c_gpio_cfgpin(S3C2410_GPH(14), S3C_GPIO_SFN(0));
 141 }
 142
 143 static struct s3c24xx_hsudc_platdata smdk2416_hsudc_platdata = {
 144         .epnum = 9,
 145         .gpio_init = smdk2416_hsudc_gpio_init,
 146         .gpio_uninit = smdk2416_hsudc_gpio_uninit,
 147 };
 148
 149 static struct s3c_fb_pd_win smdk2416_fb_win[] = {
 150         [0] = {
 151                 .default_bpp    = 16,
 152                 .max_bpp        = 32,
 153                 .xres           = 800,
 154                 .yres           = 480,
 155         },
 156 };
 157
 158 static struct fb_videomode smdk2416_lcd_timing = {
 159         .pixclock       = 41094,
 160         .left_margin    = 8,
 161         .right_margin   = 13,
 162         .upper_margin   = 7,
 163         .lower_margin   = 5,
 164         .hsync_len      = 3,
 165         .vsync_len      = 1,
 166         .xres           = 800,
 167         .yres           = 480,
 168 };
 169
 170 static void s3c2416_fb_gpio_setup_24bpp(void)
 171 {
 172         unsigned int gpio;
 173
 174         for (gpio = S3C2410_GPC(1); gpio <= S3C2410_GPC(4); gpio++) {
 175                 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
 176                 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
 177         }
 178
 179         for (gpio = S3C2410_GPC(8); gpio <= S3C2410_GPC(15); gpio++) {
 180                 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
 181                 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
 182         }
 183
 184         for (gpio = S3C2410_GPD(0); gpio <= S3C2410_GPD(15); gpio++) {
 185                 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
 186                 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
 187         }
 188 }
 189
 190 static struct s3c_fb_platdata smdk2416_fb_platdata = {
 191         .win[0]         = &smdk2416_fb_win[0],
 192         .vtiming        = &smdk2416_lcd_timing,
 193         .setup_gpio     = s3c2416_fb_gpio_setup_24bpp,
 194         .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
 195         .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
 196 };
 197
 198 static struct s3c_sdhci_platdata smdk2416_hsmmc0_pdata __initdata = {
 199         .max_width              = 4,
 200         .cd_type                = S3C_SDHCI_CD_GPIO,
 201         .ext_cd_gpio            = S3C2410_GPF(1),
 202         .ext_cd_gpio_invert     = 1,
 203 };
 204
 205 static struct s3c_sdhci_platdata smdk2416_hsmmc1_pdata __initdata = {
 206         .max_width              = 4,
 207         .cd_type                = S3C_SDHCI_CD_NONE,
 208 };
 209
 210 static struct platform_device *smdk2416_devices[] __initdata = {
 211         &s3c_device_fb,
 212         &s3c_device_wdt,
 213         &s3c_device_ohci,
 214         &s3c_device_i2c0,
 215         &s3c_device_hsmmc0,
 216         &s3c_device_hsmmc1,
 217         &s3c_device_usb_hsudc,
 218 };
 219
 220 static void __init smdk2416_map_io(void)
 221 {
 222         s3c24xx_init_io(smdk2416_iodesc, ARRAY_SIZE(smdk2416_iodesc));
 223         s3c24xx_init_clocks(12000000);
 224         s3c24xx_init_uarts(smdk2416_uartcfgs, ARRAY_SIZE(smdk2416_uartcfgs));
 225         samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
 226 }
 227
 228 static void __init smdk2416_machine_init(void)
 229 {
 230         s3c_i2c0_set_platdata(NULL);
 231         s3c_fb_set_platdata(&smdk2416_fb_platdata);
 232
 233         s3c_sdhci0_set_platdata(&smdk2416_hsmmc0_pdata);
 234         s3c_sdhci1_set_platdata(&smdk2416_hsmmc1_pdata);
 235
 236         s3c24xx_hsudc_set_platdata(&smdk2416_hsudc_platdata);
 237
 238         gpio_request(S3C2410_GPB(4), "USBHost Power");
 239         gpio_direction_output(S3C2410_GPB(4), 1);
 240
 241         gpio_request(S3C2410_GPB(3), "Display Power");
 242         gpio_direction_output(S3C2410_GPB(3), 1);
 243
 244         gpio_request(S3C2410_GPB(1), "Display Reset");
 245         gpio_direction_output(S3C2410_GPB(1), 1);
 246
 247         platform_add_devices(smdk2416_devices, ARRAY_SIZE(smdk2416_devices));
 248         smdk_machine_init();
 249 }
 250
 251 MACHINE_START(SMDK2416, "SMDK2416")
 252         /* Maintainer: Yauhen Kharuzhy <jekhor@gmail.com> */
 253         .atag_offset    = 0x100,
 254
 255         .init_irq       = s3c2416_init_irq,
 256         .map_io         = smdk2416_map_io,
 257         .init_machine   = smdk2416_machine_init,
 258         .init_time      = samsung_timer_init,
 259         .restart        = s3c2416_restart,
 260 MACHINE_END