ARM: EXYNOS4: Adds Samsung NURI board support
This patch adds Samsung NURI board support. Signed-off-by: Minkyu Kang <mk7.kang@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Minkyu Kang
Kukjin Kim
parent
ad849a223f
commit
caf8b1f234
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@ -123,6 +123,21 @@ config MACH_UNIVERSAL_C210
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Machine support for Samsung Mobile Universal S5PC210 Reference
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Board.
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config MACH_NURI
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bool "Mobile NURI Board"
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select CPU_EXYNOS4210
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select S3C_DEV_WDT
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select S3C_DEV_HSMMC
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select S3C_DEV_HSMMC2
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select S3C_DEV_HSMMC3
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select S3C_DEV_I2C1
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select S3C_DEV_I2C5
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select EXYNOS4_SETUP_I2C1
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select EXYNOS4_SETUP_I2C5
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select EXYNOS4_SETUP_SDHCI
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help
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Machine support for Samsung Mobile NURI Board.
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endmenu
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comment "Configuration for HSMMC bus width"
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@ -25,6 +25,7 @@ obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
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obj-$(CONFIG_MACH_SMDKC210) += mach-smdkc210.o
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obj-$(CONFIG_MACH_SMDKV310) += mach-smdkv310.o
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obj-$(CONFIG_MACH_UNIVERSAL_C210) += mach-universal_c210.o
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obj-$(CONFIG_MACH_NURI) += mach-nuri.o
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# device support
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@ -0,0 +1,231 @@
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/*
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* linux/arch/arm/mach-exynos4/mach-nuri.c
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*
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* Copyright (c) 2011 Samsung Electronics Co., Ltd.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/platform_device.h>
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#include <linux/serial_core.h>
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#include <linux/input.h>
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#include <linux/i2c.h>
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#include <linux/gpio_keys.h>
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#include <linux/gpio.h>
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#include <linux/regulator/machine.h>
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#include <linux/regulator/fixed.h>
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#include <linux/mmc/host.h>
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#include <asm/mach/arch.h>
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#include <asm/mach-types.h>
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#include <plat/regs-serial.h>
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#include <plat/exynos4.h>
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#include <plat/cpu.h>
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#include <plat/devs.h>
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#include <plat/sdhci.h>
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#include <mach/map.h>
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/* Following are default values for UCON, ULCON and UFCON UART registers */
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#define NURI_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
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S3C2410_UCON_RXILEVEL | \
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S3C2410_UCON_TXIRQMODE | \
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S3C2410_UCON_RXIRQMODE | \
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S3C2410_UCON_RXFIFO_TOI | \
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S3C2443_UCON_RXERR_IRQEN)
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#define NURI_ULCON_DEFAULT S3C2410_LCON_CS8
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#define NURI_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
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S5PV210_UFCON_TXTRIG256 | \
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S5PV210_UFCON_RXTRIG256)
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enum fixed_regulator_id {
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FIXED_REG_ID_MMC = 0,
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};
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static struct s3c2410_uartcfg nuri_uartcfgs[] __initdata = {
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{
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.hwport = 0,
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.ucon = NURI_UCON_DEFAULT,
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.ulcon = NURI_ULCON_DEFAULT,
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.ufcon = NURI_UFCON_DEFAULT,
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},
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{
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.hwport = 1,
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.ucon = NURI_UCON_DEFAULT,
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.ulcon = NURI_ULCON_DEFAULT,
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.ufcon = NURI_UFCON_DEFAULT,
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},
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{
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.hwport = 2,
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.ucon = NURI_UCON_DEFAULT,
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.ulcon = NURI_ULCON_DEFAULT,
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.ufcon = NURI_UFCON_DEFAULT,
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},
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{
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.hwport = 3,
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.ucon = NURI_UCON_DEFAULT,
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.ulcon = NURI_ULCON_DEFAULT,
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.ufcon = NURI_UFCON_DEFAULT,
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},
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};
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/* eMMC */
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static struct s3c_sdhci_platdata nuri_hsmmc0_data __initdata = {
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.max_width = 8,
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.host_caps = (MMC_CAP_8_BIT_DATA | MMC_CAP_4_BIT_DATA |
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MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
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MMC_CAP_DISABLE | MMC_CAP_ERASE),
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.cd_type = S3C_SDHCI_CD_PERMANENT,
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.clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL,
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};
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static struct regulator_consumer_supply emmc_supplies[] = {
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REGULATOR_SUPPLY("vmmc", "s3c-sdhci.0"),
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REGULATOR_SUPPLY("vmmc", "dw_mmc"),
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};
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static struct regulator_init_data emmc_fixed_voltage_init_data = {
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.constraints = {
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.name = "VMEM_VDD_2.8V",
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.valid_ops_mask = REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = ARRAY_SIZE(emmc_supplies),
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.consumer_supplies = emmc_supplies,
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};
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static struct fixed_voltage_config emmc_fixed_voltage_config = {
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.supply_name = "MASSMEMORY_EN (inverted)",
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.microvolts = 2800000,
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.gpio = EXYNOS4_GPL1(1),
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.enable_high = false,
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.init_data = &emmc_fixed_voltage_init_data,
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};
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static struct platform_device emmc_fixed_voltage = {
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.name = "reg-fixed-voltage",
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.id = FIXED_REG_ID_MMC,
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.dev = {
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.platform_data = &emmc_fixed_voltage_config,
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},
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};
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/* SD */
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static struct s3c_sdhci_platdata nuri_hsmmc2_data __initdata = {
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.max_width = 4,
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.host_caps = MMC_CAP_4_BIT_DATA |
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MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
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MMC_CAP_DISABLE,
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.ext_cd_gpio = EXYNOS4_GPX3(3), /* XEINT_27 */
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.ext_cd_gpio_invert = 1,
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.cd_type = S3C_SDHCI_CD_GPIO,
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.clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL,
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};
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/* WLAN */
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static struct s3c_sdhci_platdata nuri_hsmmc3_data __initdata = {
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.max_width = 4,
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.host_caps = MMC_CAP_4_BIT_DATA |
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MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
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.cd_type = S3C_SDHCI_CD_EXTERNAL,
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.clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL,
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};
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static void __init nuri_sdhci_init(void)
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{
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s3c_sdhci0_set_platdata(&nuri_hsmmc0_data);
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s3c_sdhci2_set_platdata(&nuri_hsmmc2_data);
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s3c_sdhci3_set_platdata(&nuri_hsmmc3_data);
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}
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/* GPIO KEYS */
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static struct gpio_keys_button nuri_gpio_keys_tables[] = {
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{
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.code = KEY_VOLUMEUP,
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.gpio = EXYNOS4_GPX2(0), /* XEINT16 */
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.desc = "gpio-keys: KEY_VOLUMEUP",
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.type = EV_KEY,
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.active_low = 1,
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.debounce_interval = 1,
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}, {
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.code = KEY_VOLUMEDOWN,
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.gpio = EXYNOS4_GPX2(1), /* XEINT17 */
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.desc = "gpio-keys: KEY_VOLUMEDOWN",
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.type = EV_KEY,
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.active_low = 1,
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.debounce_interval = 1,
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}, {
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.code = KEY_POWER,
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.gpio = EXYNOS4_GPX2(7), /* XEINT23 */
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.desc = "gpio-keys: KEY_POWER",
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.type = EV_KEY,
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.active_low = 1,
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.wakeup = 1,
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.debounce_interval = 1,
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},
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};
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static struct gpio_keys_platform_data nuri_gpio_keys_data = {
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.buttons = nuri_gpio_keys_tables,
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.nbuttons = ARRAY_SIZE(nuri_gpio_keys_tables),
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};
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static struct platform_device nuri_gpio_keys = {
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.name = "gpio-keys",
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.dev = {
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.platform_data = &nuri_gpio_keys_data,
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},
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};
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/* I2C1 */
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static struct i2c_board_info i2c1_devs[] __initdata = {
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/* Gyro, To be updated */
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};
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/* GPIO I2C 5 (PMIC) */
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static struct i2c_board_info i2c5_devs[] __initdata = {
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/* max8997, To be updated */
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};
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static struct platform_device *nuri_devices[] __initdata = {
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/* Samsung Platform Devices */
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&emmc_fixed_voltage,
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&s3c_device_hsmmc0,
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&s3c_device_hsmmc2,
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&s3c_device_hsmmc3,
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&s3c_device_wdt,
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/* NURI Devices */
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&nuri_gpio_keys,
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};
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static void __init nuri_map_io(void)
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{
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s5p_init_io(NULL, 0, S5P_VA_CHIPID);
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s3c24xx_init_clocks(24000000);
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s3c24xx_init_uarts(nuri_uartcfgs, ARRAY_SIZE(nuri_uartcfgs));
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}
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static void __init nuri_machine_init(void)
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{
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nuri_sdhci_init();
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i2c_register_board_info(1, i2c1_devs, ARRAY_SIZE(i2c1_devs));
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i2c_register_board_info(5, i2c5_devs, ARRAY_SIZE(i2c5_devs));
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/* Last */
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platform_add_devices(nuri_devices, ARRAY_SIZE(nuri_devices));
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}
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MACHINE_START(NURI, "NURI")
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/* Maintainer: Kyungmin Park <kyungmin.park@samsung.com> */
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.boot_params = S5P_PA_SDRAM + 0x100,
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.init_irq = exynos4_init_irq,
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.map_io = nuri_map_io,
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.init_machine = nuri_machine_init,
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.timer = &exynos4_timer,
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MACHINE_END
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