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Commit a8928ce7 authored by Kyungmin Park's avatar Kyungmin Park Committed by Kukjin Kim
Browse files

ARM: S5PV310: Universal SDHCI devices support 



Universal (C210) board has 3 SDHCI devices.

Signed-off-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
[kgene.kim@samsung.com: minor edit of title]
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent d6d8b481

arch/arm/mach-s5pv310/Kconfig

+4 −0
Original line number Diff line number Diff line
@@ -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

arch/arm/mach-s5pv310/mach-universal_c210.c

+80 −0
Original line number Diff line number Diff line
@@ -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));