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authorKyungmin Park <kyungmin.park@samsung.com>2010-12-22 13:34:23 +0900
committerKukjin Kim <kgene.kim@samsung.com>2010-12-30 09:37:03 +0900
commita8928ce7e09eed34b59525779cb833f8438d0733 (patch)
tree0563e84ebe184f8dfeccab037bc6d4cf7a421cc4
parentd6d8b481999507a20012b7ee924bdaf5bfb52a05 (diff)
downloadop-kernel-dev-a8928ce7e09eed34b59525779cb833f8438d0733.zip
op-kernel-dev-a8928ce7e09eed34b59525779cb833f8438d0733.tar.gz
ARM: S5PV310: Universal SDHCI devices support
Universal (C210) board has 3 SDHCI devices. Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> [kgene.kim@samsung.com: minor edit of title] Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
-rw-r--r--arch/arm/mach-s5pv310/Kconfig4
-rw-r--r--arch/arm/mach-s5pv310/mach-universal_c210.c80
2 files changed, 84 insertions, 0 deletions
diff --git a/arch/arm/mach-s5pv310/Kconfig b/arch/arm/mach-s5pv310/Kconfig
index 3bf72a6..e0cef3f 100644
--- a/arch/arm/mach-s5pv310/Kconfig
+++ b/arch/arm/mach-s5pv310/Kconfig
@@ -88,6 +88,10 @@ config MACH_UNIVERSAL_C210
bool "Mobile UNIVERSAL_C210 Board"
select CPU_S5PV310
select S5P_DEV_ONENAND
+ select S3C_DEV_HSMMC
+ select S3C_DEV_HSMMC2
+ select S3C_DEV_HSMMC3
+ select S5PV310_SETUP_SDHCI
select S3C_DEV_I2C1
select S5PV310_SETUP_I2C1
help
diff --git a/arch/arm/mach-s5pv310/mach-universal_c210.c b/arch/arm/mach-s5pv310/mach-universal_c210.c
index 16d8fc0..36bc3cf 100644
--- a/arch/arm/mach-s5pv310/mach-universal_c210.c
+++ b/arch/arm/mach-s5pv310/mach-universal_c210.c
@@ -13,6 +13,9 @@
#include <linux/i2c.h>
#include <linux/gpio_keys.h>
#include <linux/gpio.h>
+#include <linux/regulator/machine.h>
+#include <linux/regulator/fixed.h>
+#include <linux/mmc/host.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
@@ -21,6 +24,7 @@
#include <plat/s5pv310.h>
#include <plat/cpu.h>
#include <plat/devs.h>
+#include <plat/sdhci.h>
#include <mach/map.h>
@@ -116,6 +120,73 @@ static struct platform_device universal_gpio_keys = {
},
};
+/* eMMC */
+static struct s3c_sdhci_platdata universal_hsmmc0_data __initdata = {
+ .max_width = 8,
+ .host_caps = (MMC_CAP_8_BIT_DATA | MMC_CAP_4_BIT_DATA |
+ MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
+ MMC_CAP_DISABLE),
+ .cd_type = S3C_SDHCI_CD_PERMANENT,
+ .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL,
+};
+
+static struct regulator_consumer_supply mmc0_supplies[] = {
+ REGULATOR_SUPPLY("vmmc", "s3c-sdhci.0"),
+};
+
+static struct regulator_init_data mmc0_fixed_voltage_init_data = {
+ .constraints = {
+ .name = "VMEM_VDD_2.8V",
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(mmc0_supplies),
+ .consumer_supplies = mmc0_supplies,
+};
+
+static struct fixed_voltage_config mmc0_fixed_voltage_config = {
+ .supply_name = "MASSMEMORY_EN",
+ .microvolts = 2800000,
+ .gpio = S5PV310_GPE1(3),
+ .enable_high = true,
+ .init_data = &mmc0_fixed_voltage_init_data,
+};
+
+static struct platform_device mmc0_fixed_voltage = {
+ .name = "reg-fixed-voltage",
+ .id = 0,
+ .dev = {
+ .platform_data = &mmc0_fixed_voltage_config,
+ },
+};
+
+/* SD */
+static struct s3c_sdhci_platdata universal_hsmmc2_data __initdata = {
+ .max_width = 4,
+ .host_caps = MMC_CAP_4_BIT_DATA |
+ MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
+ MMC_CAP_DISABLE,
+ .ext_cd_gpio = S5PV310_GPX3(4), /* XEINT_28 */
+ .ext_cd_gpio_invert = 1,
+ .cd_type = S3C_SDHCI_CD_GPIO,
+ .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL,
+};
+
+/* WiFi */
+static struct s3c_sdhci_platdata universal_hsmmc3_data __initdata = {
+ .max_width = 4,
+ .host_caps = MMC_CAP_4_BIT_DATA |
+ MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
+ MMC_CAP_DISABLE,
+ .cd_type = S3C_SDHCI_CD_EXTERNAL,
+};
+
+static void __init universal_sdhci_init(void)
+{
+ s3c_sdhci0_set_platdata(&universal_hsmmc0_data);
+ s3c_sdhci2_set_platdata(&universal_hsmmc2_data);
+ s3c_sdhci3_set_platdata(&universal_hsmmc3_data);
+}
+
/* I2C0 */
static struct i2c_board_info i2c0_devs[] __initdata = {
/* Camera, To be updated */
@@ -127,6 +198,13 @@ static struct i2c_board_info i2c1_devs[] __initdata = {
};
static struct platform_device *universal_devices[] __initdata = {
+ /* Samsung Platform Devices */
+ &mmc0_fixed_voltage,
+ &s3c_device_hsmmc0,
+ &s3c_device_hsmmc2,
+ &s3c_device_hsmmc3,
+
+ /* Universal Devices */
&universal_gpio_keys,
&s5p_device_onenand,
};
@@ -140,6 +218,8 @@ static void __init universal_map_io(void)
static void __init universal_machine_init(void)
{
+ universal_sdhci_init();
+
i2c_register_board_info(0, i2c0_devs, ARRAY_SIZE(i2c0_devs));
i2c_register_board_info(1, i2c1_devs, ARRAY_SIZE(i2c1_devs));
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