[PATCH] S5PC210: Universal: SDHCI devices support

Kukjin Kim kgene.kim at samsung.com
Mon Dec 20 20:37:41 EST 2010


Kyungmin Park wrote:
> 
> From: Kyungmin Park <kyungmin.park at samsung.com>
> 
> Universal (C21) board has 3 SDHCI devices.
> 
Universal (C210) ...

ok...will apply.

Thanks.

Best regards,
Kgene.
--
Kukjin Kim <kgene.kim at samsung.com>, Senior Engineer,
SW Solution Development Team, Samsung Electronics Co., Ltd.

> Signed-off-by: Kyungmin Park <kyungmin.park at samsung.com>
> ---
> diff --git a/arch/arm/mach-s5pv310/Kconfig b/arch/arm/mach-s5pv310/Kconfig
> index 1150b36..c6d735c 100644
> --- a/arch/arm/mach-s5pv310/Kconfig
> +++ b/arch/arm/mach-s5pv310/Kconfig
> @@ -82,6 +82,10 @@ 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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