target/linux/s3c24xx/patches/0020-s3c_mci-gta01.patch.patch

   1 From d63b12e946e83c7db8c9f94ae9d5d9d420a6f907 Mon Sep 17 00:00:00 2001
   2 From: mokopatches <mokopatches@openmoko.org>
   3 Date: Wed, 16 Jul 2008 14:44:50 +0100
   4 Subject: [PATCH] s3c_mci-gta01.patch
   5
   6 ---
   7  arch/arm/mach-s3c2410/mach-gta01.c |   56 ++++++++++++++++++++++++++++++++++++
   8  1 files changed, 56 insertions(+), 0 deletions(-)
   9
  10 diff --git a/arch/arm/mach-s3c2410/mach-gta01.c b/arch/arm/mach-s3c2410/mach-gta01.c
  11 index 3462c7f..87bb189 100644
  12 --- a/arch/arm/mach-s3c2410/mach-gta01.c
  13 +++ b/arch/arm/mach-s3c2410/mach-gta01.c
  14 @@ -59,6 +59,7 @@
  15
  16  #include <asm/arch/regs-gpio.h>
  17  #include <asm/arch/fb.h>
  18 +#include <asm/arch/mci.h>
  19  #include <asm/arch/spi.h>
  20  #include <asm/arch/spi-gpio.h>
  21  #include <asm/arch/usb-control.h>
  22 @@ -382,6 +383,59 @@ static struct s3c2410_platform_nand gta01_nand_info = {
  23         .sets           = gta01_nand_sets,
  24  };
  25
  26 +static void gta01_mmc_set_power(unsigned char power_mode, unsigned short vdd)
  27 +{
  28 +       int bit;
  29 +       int mv = 1700; /* 1.7V for MMC_VDD_165_195 */
  30 +
  31 +       printk(KERN_DEBUG "mmc_set_power(power_mode=%u, vdd=%u\n",
  32 +              power_mode, vdd);
  33 +
  34 +       switch (system_rev) {
  35 +       case GTA01v3_SYSTEM_REV:
  36 +               switch (power_mode) {
  37 +               case MMC_POWER_OFF:
  38 +                       pcf50606_onoff_set(pcf50606_global,
  39 +                                          PCF50606_REGULATOR_D2REG, 0);
  40 +                       break;
  41 +               case MMC_POWER_ON:
  42 +                       /* translate MMC_VDD_* VDD bit to mv */
  43 +                       for (bit = 8; bit != 24; bit++)
  44 +                               if (vdd == (1 << bit))
  45 +                                       mv += 100 * (bit - 4);
  46 +                       pcf50606_voltage_set(pcf50606_global,
  47 +                                            PCF50606_REGULATOR_D2REG, mv);
  48 +                       pcf50606_onoff_set(pcf50606_global,
  49 +                                          PCF50606_REGULATOR_D2REG, 1);
  50 +                       break;
  51 +               }
  52 +               break;
  53 +       case GTA01v4_SYSTEM_REV:
  54 +       case GTA01Bv2_SYSTEM_REV:
  55 +       case GTA01Bv3_SYSTEM_REV:
  56 +       case GTA01Bv4_SYSTEM_REV:
  57 +               switch (power_mode) {
  58 +               case MMC_POWER_OFF:
  59 +                       s3c2410_gpio_setpin(GTA01_GPIO_SDMMC_ON, 1);
  60 +                       break;
  61 +               case MMC_POWER_ON:
  62 +                       s3c2410_gpio_setpin(GTA01_GPIO_SDMMC_ON, 0);
  63 +                       break;
  64 +               }
  65 +               break;
  66 +       }
  67 +}
  68 +
  69 +static struct s3c24xx_mci_pdata gta01_mmc_cfg = {
  70 +       .gpio_detect    = GTA01_GPIO_nSD_DETECT,
  71 +       .set_power      = &gta01_mmc_set_power,
  72 +       .ocr_avail      = MMC_VDD_165_195|MMC_VDD_20_21|
  73 +                         MMC_VDD_21_22|MMC_VDD_22_23|MMC_VDD_23_24|
  74 +                         MMC_VDD_24_25|MMC_VDD_25_26|MMC_VDD_26_27|
  75 +                         MMC_VDD_27_28|MMC_VDD_28_29|MMC_VDD_29_30|
  76 +                         MMC_VDD_30_31|MMC_VDD_31_32|MMC_VDD_32_33,
  77 +};
  78 +
  79  static void gta01_udc_command(enum s3c2410_udc_cmd_e cmd)
  80  {
  81         printk(KERN_DEBUG "%s(%d)\n", __func__, cmd);
  82 @@ -598,10 +652,12 @@ static void __init gta01_machine_init(void)
  83             system_rev == GTA01Bv3_SYSTEM_REV ||
  84             system_rev == GTA01Bv4_SYSTEM_REV) {
  85                 gta01_udc_cfg.udc_command = gta01_udc_command;
  86 +               gta01_mmc_cfg.ocr_avail = MMC_VDD_32_33;
  87         }
  88
  89         s3c_device_usb.dev.platform_data = &gta01_usb_info;
  90         s3c_device_nand.dev.platform_data = &gta01_nand_info;
  91 +       s3c_device_sdi.dev.platform_data = &gta01_mmc_cfg;
  92
  93         s3c24xx_fb_set_platdata(&gta01_lcd_cfg);
  94
  95 --
  96 1.5.6.3
  97