--- /dev/null
+/*
+ * 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
projects / deliverable / linux.git / commitdiff
