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ARM: S5PV310: Universal SDHCI devices support

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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>
This commit is contained in:
Kyungmin Park 2010-12-22 13:34:23 +09:00 committed by Kukjin Kim
parent d6d8b48199
commit a8928ce7e0
2 changed files with 84 additions and 0 deletions
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4
arch/arm/mach-s5pv310/Kconfig
View File

@ -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

80
arch/arm/mach-s5pv310/mach-universal_c210.c
View File

@ -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));