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git://projects.qi-hardware.com/openwrt-xburst.git
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98 lines
2.8 KiB
Diff
98 lines
2.8 KiB
Diff
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From d63b12e946e83c7db8c9f94ae9d5d9d420a6f907 Mon Sep 17 00:00:00 2001
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From: mokopatches <mokopatches@openmoko.org>
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Date: Wed, 16 Jul 2008 14:44:50 +0100
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Subject: [PATCH] s3c_mci-gta01.patch
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---
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arch/arm/mach-s3c2410/mach-gta01.c | 56 ++++++++++++++++++++++++++++++++++++
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1 files changed, 56 insertions(+), 0 deletions(-)
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diff --git a/arch/arm/mach-s3c2410/mach-gta01.c b/arch/arm/mach-s3c2410/mach-gta01.c
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index 3462c7f..87bb189 100644
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--- a/arch/arm/mach-s3c2410/mach-gta01.c
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+++ b/arch/arm/mach-s3c2410/mach-gta01.c
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@@ -59,6 +59,7 @@
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#include <asm/arch/regs-gpio.h>
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#include <asm/arch/fb.h>
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+#include <asm/arch/mci.h>
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#include <asm/arch/spi.h>
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#include <asm/arch/spi-gpio.h>
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#include <asm/arch/usb-control.h>
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@@ -382,6 +383,59 @@ static struct s3c2410_platform_nand gta01_nand_info = {
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.sets = gta01_nand_sets,
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};
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+static void gta01_mmc_set_power(unsigned char power_mode, unsigned short vdd)
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+{
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+ int bit;
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+ int mv = 1700; /* 1.7V for MMC_VDD_165_195 */
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+
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+ printk(KERN_DEBUG "mmc_set_power(power_mode=%u, vdd=%u\n",
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+ power_mode, vdd);
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+
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+ switch (system_rev) {
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+ case GTA01v3_SYSTEM_REV:
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+ switch (power_mode) {
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+ case MMC_POWER_OFF:
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+ pcf50606_onoff_set(pcf50606_global,
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+ PCF50606_REGULATOR_D2REG, 0);
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+ break;
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+ case MMC_POWER_ON:
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+ /* translate MMC_VDD_* VDD bit to mv */
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+ for (bit = 8; bit != 24; bit++)
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+ if (vdd == (1 << bit))
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+ mv += 100 * (bit - 4);
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+ pcf50606_voltage_set(pcf50606_global,
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+ PCF50606_REGULATOR_D2REG, mv);
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+ pcf50606_onoff_set(pcf50606_global,
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+ PCF50606_REGULATOR_D2REG, 1);
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+ break;
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+ }
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+ break;
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+ case GTA01v4_SYSTEM_REV:
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+ case GTA01Bv2_SYSTEM_REV:
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+ case GTA01Bv3_SYSTEM_REV:
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+ case GTA01Bv4_SYSTEM_REV:
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+ switch (power_mode) {
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+ case MMC_POWER_OFF:
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+ s3c2410_gpio_setpin(GTA01_GPIO_SDMMC_ON, 1);
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+ break;
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+ case MMC_POWER_ON:
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+ s3c2410_gpio_setpin(GTA01_GPIO_SDMMC_ON, 0);
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+ break;
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+ }
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+ break;
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+ }
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+}
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+
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+static struct s3c24xx_mci_pdata gta01_mmc_cfg = {
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+ .gpio_detect = GTA01_GPIO_nSD_DETECT,
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+ .set_power = >a01_mmc_set_power,
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+ .ocr_avail = MMC_VDD_165_195|MMC_VDD_20_21|
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+ MMC_VDD_21_22|MMC_VDD_22_23|MMC_VDD_23_24|
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+ MMC_VDD_24_25|MMC_VDD_25_26|MMC_VDD_26_27|
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+ MMC_VDD_27_28|MMC_VDD_28_29|MMC_VDD_29_30|
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+ MMC_VDD_30_31|MMC_VDD_31_32|MMC_VDD_32_33,
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+};
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+
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static void gta01_udc_command(enum s3c2410_udc_cmd_e cmd)
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{
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printk(KERN_DEBUG "%s(%d)\n", __func__, cmd);
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@@ -598,10 +652,12 @@ static void __init gta01_machine_init(void)
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system_rev == GTA01Bv3_SYSTEM_REV ||
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system_rev == GTA01Bv4_SYSTEM_REV) {
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gta01_udc_cfg.udc_command = gta01_udc_command;
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+ gta01_mmc_cfg.ocr_avail = MMC_VDD_32_33;
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}
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s3c_device_usb.dev.platform_data = >a01_usb_info;
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s3c_device_nand.dev.platform_data = >a01_nand_info;
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+ s3c_device_sdi.dev.platform_data = >a01_mmc_cfg;
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s3c24xx_fb_set_platdata(>a01_lcd_cfg);
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--
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1.5.6.3
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