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Commit caf8b1f2 authored by Minkyu Kang's avatar Minkyu Kang Committed by Kukjin Kim
Browse files

ARM: EXYNOS4: Adds Samsung NURI board support 



This patch adds Samsung NURI board support.

Signed-off-by: default avatarMinkyu Kang <mk7.kang@samsung.com>
Signed-off-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent ad849a22

arch/arm/mach-exynos4/Kconfig

+15 −0
Original line number Original line Diff line number Diff line
@@ -123,6 +123,21 @@ config MACH_UNIVERSAL_C210 
	  Machine support for Samsung Mobile Universal S5PC210 Reference

	  Machine support for Samsung Mobile Universal S5PC210 Reference

	  Board.

	  Board.





config MACH_NURI

	bool "Mobile NURI Board"

	select CPU_EXYNOS4210

	select S3C_DEV_WDT

	select S3C_DEV_HSMMC

	select S3C_DEV_HSMMC2

	select S3C_DEV_HSMMC3

	select S3C_DEV_I2C1

	select S3C_DEV_I2C5

	select EXYNOS4_SETUP_I2C1

	select EXYNOS4_SETUP_I2C5

	select EXYNOS4_SETUP_SDHCI

	help

	  Machine support for Samsung Mobile NURI Board.



endmenu

endmenu





comment "Configuration for HSMMC bus width"

comment "Configuration for HSMMC bus width"

arch/arm/mach-exynos4/Makefile

+1 −0
Original line number Original line Diff line number Diff line
@@ -25,6 +25,7 @@ obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o 
obj-$(CONFIG_MACH_SMDKC210)		+= mach-smdkc210.o

obj-$(CONFIG_MACH_SMDKC210)		+= mach-smdkc210.o

obj-$(CONFIG_MACH_SMDKV310)		+= mach-smdkv310.o

obj-$(CONFIG_MACH_SMDKV310)		+= mach-smdkv310.o

obj-$(CONFIG_MACH_UNIVERSAL_C210)	+= mach-universal_c210.o

obj-$(CONFIG_MACH_UNIVERSAL_C210)	+= mach-universal_c210.o

obj-$(CONFIG_MACH_NURI)			+= mach-nuri.o





# device support

# device support

arch/arm/mach-exynos4/mach-nuri.c

0 → 100644
+231 −0
Original line number Original line Diff line number Diff line 
/*

 * linux/arch/arm/mach-exynos4/mach-nuri.c

 *

 * Copyright (c) 2011 Samsung Electronics Co., Ltd.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 as

 * published by the Free Software Foundation.

 */



#include <linux/platform_device.h>

#include <linux/serial_core.h>

#include <linux/input.h>

#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>



#include <plat/regs-serial.h>

#include <plat/exynos4.h>

#include <plat/cpu.h>

#include <plat/devs.h>

#include <plat/sdhci.h>



#include <mach/map.h>



/* Following are default values for UCON, ULCON and UFCON UART registers */

#define NURI_UCON_DEFAULT	(S3C2410_UCON_TXILEVEL |	\

				 S3C2410_UCON_RXILEVEL |	\

				 S3C2410_UCON_TXIRQMODE |	\

				 S3C2410_UCON_RXIRQMODE |	\

				 S3C2410_UCON_RXFIFO_TOI |	\

				 S3C2443_UCON_RXERR_IRQEN)



#define NURI_ULCON_DEFAULT	S3C2410_LCON_CS8



#define NURI_UFCON_DEFAULT	(S3C2410_UFCON_FIFOMODE |	\

				 S5PV210_UFCON_TXTRIG256 |	\

				 S5PV210_UFCON_RXTRIG256)



enum fixed_regulator_id {

	FIXED_REG_ID_MMC = 0,

};



static struct s3c2410_uartcfg nuri_uartcfgs[] __initdata = {

	{

		.hwport		= 0,

		.ucon		= NURI_UCON_DEFAULT,

		.ulcon		= NURI_ULCON_DEFAULT,

		.ufcon		= NURI_UFCON_DEFAULT,

	},

	{

		.hwport		= 1,

		.ucon		= NURI_UCON_DEFAULT,

		.ulcon		= NURI_ULCON_DEFAULT,

		.ufcon		= NURI_UFCON_DEFAULT,

	},

	{

		.hwport		= 2,

		.ucon		= NURI_UCON_DEFAULT,

		.ulcon		= NURI_ULCON_DEFAULT,

		.ufcon		= NURI_UFCON_DEFAULT,

	},

	{

		.hwport		= 3,

		.ucon		= NURI_UCON_DEFAULT,

		.ulcon		= NURI_ULCON_DEFAULT,

		.ufcon		= NURI_UFCON_DEFAULT,

	},

};



/* eMMC */

static struct s3c_sdhci_platdata nuri_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 | MMC_CAP_ERASE),

	.cd_type		= S3C_SDHCI_CD_PERMANENT,

	.clk_type		= S3C_SDHCI_CLK_DIV_EXTERNAL,

};



static struct regulator_consumer_supply emmc_supplies[] = {

	REGULATOR_SUPPLY("vmmc", "s3c-sdhci.0"),

	REGULATOR_SUPPLY("vmmc", "dw_mmc"),

};



static struct regulator_init_data emmc_fixed_voltage_init_data = {

	.constraints		= {

		.name		= "VMEM_VDD_2.8V",

		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,

	},

	.num_consumer_supplies	= ARRAY_SIZE(emmc_supplies),

	.consumer_supplies	= emmc_supplies,

};



static struct fixed_voltage_config emmc_fixed_voltage_config = {

	.supply_name		= "MASSMEMORY_EN (inverted)",

	.microvolts		= 2800000,

	.gpio			= EXYNOS4_GPL1(1),

	.enable_high		= false,

	.init_data		= &emmc_fixed_voltage_init_data,

};



static struct platform_device emmc_fixed_voltage = {

	.name			= "reg-fixed-voltage",

	.id			= FIXED_REG_ID_MMC,

	.dev			= {

		.platform_data	= &emmc_fixed_voltage_config,

	},

};



/* SD */

static struct s3c_sdhci_platdata nuri_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		= EXYNOS4_GPX3(3),	/* XEINT_27 */

	.ext_cd_gpio_invert	= 1,

	.cd_type		= S3C_SDHCI_CD_GPIO,

	.clk_type		= S3C_SDHCI_CLK_DIV_EXTERNAL,

};



/* WLAN */

static struct s3c_sdhci_platdata nuri_hsmmc3_data __initdata = {

	.max_width		= 4,

	.host_caps		= MMC_CAP_4_BIT_DATA |

				MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,

	.cd_type		= S3C_SDHCI_CD_EXTERNAL,

	.clk_type		= S3C_SDHCI_CLK_DIV_EXTERNAL,

};



static void __init nuri_sdhci_init(void)

{

	s3c_sdhci0_set_platdata(&nuri_hsmmc0_data);

	s3c_sdhci2_set_platdata(&nuri_hsmmc2_data);

	s3c_sdhci3_set_platdata(&nuri_hsmmc3_data);

}



/* GPIO KEYS */

static struct gpio_keys_button nuri_gpio_keys_tables[] = {

	{

		.code			= KEY_VOLUMEUP,

		.gpio			= EXYNOS4_GPX2(0),	/* XEINT16 */

		.desc			= "gpio-keys: KEY_VOLUMEUP",

		.type			= EV_KEY,

		.active_low		= 1,

		.debounce_interval	= 1,

	}, {

		.code			= KEY_VOLUMEDOWN,

		.gpio			= EXYNOS4_GPX2(1),	/* XEINT17 */

		.desc			= "gpio-keys: KEY_VOLUMEDOWN",

		.type			= EV_KEY,

		.active_low		= 1,

		.debounce_interval	= 1,

	}, {

		.code			= KEY_POWER,

		.gpio			= EXYNOS4_GPX2(7),	/* XEINT23 */

		.desc			= "gpio-keys: KEY_POWER",

		.type			= EV_KEY,

		.active_low		= 1,

		.wakeup			= 1,

		.debounce_interval	= 1,

	},

};



static struct gpio_keys_platform_data nuri_gpio_keys_data = {

	.buttons		= nuri_gpio_keys_tables,

	.nbuttons		= ARRAY_SIZE(nuri_gpio_keys_tables),

};



static struct platform_device nuri_gpio_keys = {

	.name			= "gpio-keys",

	.dev			= {

		.platform_data	= &nuri_gpio_keys_data,

	},

};



/* I2C1 */

static struct i2c_board_info i2c1_devs[] __initdata = {

	/* Gyro, To be updated */

};



/* GPIO I2C 5 (PMIC) */

static struct i2c_board_info i2c5_devs[] __initdata = {

	/* max8997, To be updated */

};



static struct platform_device *nuri_devices[] __initdata = {

	/* Samsung Platform Devices */

	&emmc_fixed_voltage,

	&s3c_device_hsmmc0,

	&s3c_device_hsmmc2,

	&s3c_device_hsmmc3,

	&s3c_device_wdt,



	/* NURI Devices */

	&nuri_gpio_keys,

};



static void __init nuri_map_io(void)

{

	s5p_init_io(NULL, 0, S5P_VA_CHIPID);

	s3c24xx_init_clocks(24000000);

	s3c24xx_init_uarts(nuri_uartcfgs, ARRAY_SIZE(nuri_uartcfgs));

}



static void __init nuri_machine_init(void)

{

	nuri_sdhci_init();



	i2c_register_board_info(1, i2c1_devs, ARRAY_SIZE(i2c1_devs));

	i2c_register_board_info(5, i2c5_devs, ARRAY_SIZE(i2c5_devs));



	/* Last */

	platform_add_devices(nuri_devices, ARRAY_SIZE(nuri_devices));

}



MACHINE_START(NURI, "NURI")

	/* Maintainer: Kyungmin Park <kyungmin.park@samsung.com> */

	.boot_params	= S5P_PA_SDRAM + 0x100,

	.init_irq	= exynos4_init_irq,

	.map_io		= nuri_map_io,

	.init_machine	= nuri_machine_init,

	.timer		= &exynos4_timer,

MACHINE_END