This patch adds mach-smdk4212.c to support SMDK4212 board. Now it can support HSMMCs, I2Cs, RTC, WDT and Keypad. Other features will be supported next time. Signed-off-by: Kukjin Kim <kgene.kim@xxxxxxxxxxx> --- arch/arm/mach-exynos4/Kconfig | 25 +++ arch/arm/mach-exynos4/Makefile | 2 + arch/arm/mach-exynos4/mach-smdk4212.c | 292 +++++++++++++++++++++++++++++++++ 3 files changed, 319 insertions(+), 0 deletions(-) create mode 100644 arch/arm/mach-exynos4/mach-smdk4212.c diff --git a/arch/arm/mach-exynos4/Kconfig b/arch/arm/mach-exynos4/Kconfig index 0b40289..f4ec583 100644 --- a/arch/arm/mach-exynos4/Kconfig +++ b/arch/arm/mach-exynos4/Kconfig @@ -116,6 +116,8 @@ config EXYNOS4_SETUP_USB_PHY menu "EXYNOS4 Machines" +comment "EXYNOS4210 Boards" + config MACH_SMDKC210 bool "SMDKC210" select MACH_SMDKV310 @@ -208,6 +210,29 @@ config MACH_NURI help Machine support for Samsung Mobile NURI Board. +comment "EXYNOS4212 Boards" + +config MACH_SMDK4212 + bool "SMDK4212" + select SOC_EXYNOS4212 + select S3C_DEV_HSMMC2 + select S3C_DEV_HSMMC3 + select S3C_DEV_I2C1 + select S3C_DEV_I2C3 + select S3C_DEV_I2C7 + select S3C_DEV_RTC + select S3C_DEV_WDT + select SAMSUNG_DEV_BACKLIGHT + select SAMSUNG_DEV_KEYPAD + select SAMSUNG_DEV_PWM + select EXYNOS4_SETUP_I2C1 + select EXYNOS4_SETUP_I2C3 + select EXYNOS4_SETUP_I2C7 + select EXYNOS4_SETUP_KEYPAD + select EXYNOS4_SETUP_SDHCI + help + Machine support for Samsung SMDK4212 + endmenu comment "Configuration for HSMMC bus width" diff --git a/arch/arm/mach-exynos4/Makefile b/arch/arm/mach-exynos4/Makefile index 4624457..64ffad4 100644 --- a/arch/arm/mach-exynos4/Makefile +++ b/arch/arm/mach-exynos4/Makefile @@ -33,6 +33,8 @@ obj-$(CONFIG_MACH_ARMLEX4210) += mach-armlex4210.o obj-$(CONFIG_MACH_UNIVERSAL_C210) += mach-universal_c210.o obj-$(CONFIG_MACH_NURI) += mach-nuri.o +obj-$(CONFIG_MACH_SMDK4212) += mach-smdk4212.o + # device support obj-y += dev-audio.o diff --git a/arch/arm/mach-exynos4/mach-smdk4212.c b/arch/arm/mach-exynos4/mach-smdk4212.c new file mode 100644 index 0000000..3479a93 --- /dev/null +++ b/arch/arm/mach-exynos4/mach-smdk4212.c @@ -0,0 +1,292 @@ +/* + * linux/arch/arm/mach-exynos4/mach-smdk4212.c + * + * Copyright (c) 2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * 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/gpio.h> +#include <linux/i2c.h> +#include <linux/input.h> +#include <linux/io.h> +#include <linux/mfd/max8997.h> +#include <linux/mmc/host.h> +#include <linux/platform_device.h> +#include <linux/pwm_backlight.h> +#include <linux/regulator/machine.h> +#include <linux/serial_core.h> + +#include <asm/mach/arch.h> +#include <asm/mach-types.h> + +#include <plat/backlight.h> +#include <plat/clock.h> +#include <plat/cpu.h> +#include <plat/devs.h> +#include <plat/exynos4.h> +#include <plat/gpio-cfg.h> +#include <plat/iic.h> +#include <plat/keypad.h> +#include <plat/regs-serial.h> +#include <plat/sdhci.h> + +#include <mach/map.h> + +/* Following are default values for UCON, ULCON and UFCON UART registers */ +#define SMDK4212_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ + S3C2410_UCON_RXILEVEL | \ + S3C2410_UCON_TXIRQMODE | \ + S3C2410_UCON_RXIRQMODE | \ + S3C2410_UCON_RXFIFO_TOI | \ + S3C2443_UCON_RXERR_IRQEN) + +#define SMDK4212_ULCON_DEFAULT S3C2410_LCON_CS8 + +#define SMDK4212_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \ + S5PV210_UFCON_TXTRIG4 | \ + S5PV210_UFCON_RXTRIG4) + +static struct s3c2410_uartcfg smdk4212_uartcfgs[] __initdata = { + [0] = { + .hwport = 0, + .flags = 0, + .ucon = SMDK4212_UCON_DEFAULT, + .ulcon = SMDK4212_ULCON_DEFAULT, + .ufcon = SMDK4212_UFCON_DEFAULT, + }, + [1] = { + .hwport = 1, + .flags = 0, + .ucon = SMDK4212_UCON_DEFAULT, + .ulcon = SMDK4212_ULCON_DEFAULT, + .ufcon = SMDK4212_UFCON_DEFAULT, + }, + [2] = { + .hwport = 2, + .flags = 0, + .ucon = SMDK4212_UCON_DEFAULT, + .ulcon = SMDK4212_ULCON_DEFAULT, + .ufcon = SMDK4212_UFCON_DEFAULT, + }, + [3] = { + .hwport = 3, + .flags = 0, + .ucon = SMDK4212_UCON_DEFAULT, + .ulcon = SMDK4212_ULCON_DEFAULT, + .ufcon = SMDK4212_UFCON_DEFAULT, + }, +}; + +static struct s3c_sdhci_platdata smdk4212_hsmmc2_pdata __initdata = { + .cd_type = S3C_SDHCI_CD_INTERNAL, + .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL, +#ifdef CONFIG_EXYNOS4_SDHCI_CH2_8BIT + .max_width = 8, + .host_caps = MMC_CAP_8_BIT_DATA, +#endif +}; + +static struct s3c_sdhci_platdata smdk4212_hsmmc3_pdata __initdata = { + .cd_type = S3C_SDHCI_CD_INTERNAL, + .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL, +}; + +static struct regulator_consumer_supply max8997_buck1 = + REGULATOR_SUPPLY("vdd_arm", NULL); + +static struct regulator_consumer_supply max8997_buck2 = + REGULATOR_SUPPLY("vdd_int", NULL); + +static struct regulator_consumer_supply max8997_buck3 = + REGULATOR_SUPPLY("vdd_g3d", NULL); + +static struct regulator_init_data max8997_buck1_data = { + .constraints = { + .name = "VDD_ARM_SMDK4212", + .min_uV = 925000, + .max_uV = 1350000, + .always_on = 1, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, + .state_mem = { + .disabled = 1, + }, + }, + .num_consumer_supplies = 1, + .consumer_supplies = &max8997_buck1, +}; + +static struct regulator_init_data max8997_buck2_data = { + .constraints = { + .name = "VDD_INT_SMDK4212", + .min_uV = 950000, + .max_uV = 1150000, + .always_on = 1, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, + .state_mem = { + .disabled = 1, + }, + }, + .num_consumer_supplies = 1, + .consumer_supplies = &max8997_buck2, +}; + +static struct regulator_init_data max8997_buck3_data = { + .constraints = { + .name = "VDD_G3D_SMDK4212", + .min_uV = 950000, + .max_uV = 1150000, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | + REGULATOR_CHANGE_STATUS, + .state_mem = { + .disabled = 1, + }, + }, + .num_consumer_supplies = 1, + .consumer_supplies = &max8997_buck3, +}; + +static struct max8997_regulator_data smdk4212_max8997_regulators[] = { + { MAX8997_BUCK1, &max8997_buck1_data }, + { MAX8997_BUCK2, &max8997_buck2_data }, + { MAX8997_BUCK3, &max8997_buck3_data }, +}; + +static struct max8997_platform_data smdk4212_max8997_pdata = { + .num_regulators = ARRAY_SIZE(smdk4212_max8997_regulators), + .regulators = smdk4212_max8997_regulators, + + .buck1_voltage[0] = 1100000, /* 1.1V */ + .buck1_voltage[1] = 1100000, /* 1.1V */ + .buck1_voltage[2] = 1100000, /* 1.1V */ + .buck1_voltage[3] = 1100000, /* 1.1V */ + .buck1_voltage[4] = 1100000, /* 1.1V */ + .buck1_voltage[5] = 1100000, /* 1.1V */ + .buck1_voltage[6] = 1000000, /* 1.0V */ + .buck1_voltage[7] = 950000, /* 0.95V */ + + .buck2_voltage[0] = 1100000, /* 1.1V */ + .buck2_voltage[1] = 1000000, /* 1.0V */ + .buck2_voltage[2] = 950000, /* 0.95V */ + .buck2_voltage[3] = 900000, /* 0.9V */ + .buck2_voltage[4] = 1100000, /* 1.1V */ + .buck2_voltage[5] = 1000000, /* 1.0V */ + .buck2_voltage[6] = 950000, /* 0.95V */ + .buck2_voltage[7] = 900000, /* 0.9V */ + + .buck5_voltage[0] = 1100000, /* 1.1V */ + .buck5_voltage[1] = 1100000, /* 1.1V */ + .buck5_voltage[2] = 1100000, /* 1.1V */ + .buck5_voltage[3] = 1100000, /* 1.1V */ + .buck5_voltage[4] = 1100000, /* 1.1V */ + .buck5_voltage[5] = 1100000, /* 1.1V */ + .buck5_voltage[6] = 1100000, /* 1.1V */ + .buck5_voltage[7] = 1100000, /* 1.1V */ +}; + +static struct i2c_board_info smdk4212_i2c_devs0[] __initdata = { + { + I2C_BOARD_INFO("max8997", 0x66), + .platform_data = &smdk4212_max8997_pdata, + } +}; + +static struct i2c_board_info smdk4212_i2c_devs1[] __initdata = { + { I2C_BOARD_INFO("wm8994", 0x1a), } +}; + +static struct i2c_board_info smdk4212_i2c_devs3[] __initdata = { + /* nothing here yet */ +}; + +static struct i2c_board_info smdk4212_i2c_devs7[] __initdata = { + /* nothing here yet */ +}; + +static struct samsung_bl_gpio_info smdk4212_bl_gpio_info = { + .no = EXYNOS4_GPD0(1), + .func = S3C_GPIO_SFN(2), +}; + +static struct platform_pwm_backlight_data smdk4212_bl_data = { + .pwm_id = 1, + .pwm_period_ns = 1000, +}; + +static uint32_t smdk4212_keymap[] __initdata = { + /* KEY(row, col, keycode) */ + KEY(1, 0, KEY_D), KEY(1, 1, KEY_A), KEY(1, 2, KEY_B), + KEY(1, 3, KEY_E), KEY(1, 4, KEY_C) +}; + +static struct matrix_keymap_data smdk4212_keymap_data __initdata = { + .keymap = smdk4212_keymap, + .keymap_size = ARRAY_SIZE(smdk4212_keymap), +}; + +static struct samsung_keypad_platdata smdk4212_keypad_data __initdata = { + .keymap_data = &smdk4212_keymap_data, + .rows = 2, + .cols = 5, +}; + +static struct platform_device *smdk4212_devices[] __initdata = { + &s3c_device_hsmmc2, + &s3c_device_hsmmc3, + &s3c_device_i2c0, + &s3c_device_i2c1, + &s3c_device_i2c3, + &s3c_device_i2c7, + &s3c_device_rtc, + &s3c_device_wdt, + &samsung_device_keypad, +}; + +static void __init smdk4212_map_io(void) +{ + clk_xusbxti.rate = 24000000; + + s5p_init_io(NULL, 0, S5P_VA_CHIPID); + s3c24xx_init_clocks(clk_xusbxti.rate); + s3c24xx_init_uarts(smdk4212_uartcfgs, ARRAY_SIZE(smdk4212_uartcfgs)); +} + +static void __init smdk4212_machine_init(void) +{ + s3c_i2c0_set_platdata(NULL); + i2c_register_board_info(0, smdk4212_i2c_devs0, + ARRAY_SIZE(smdk4212_i2c_devs0)); + + s3c_i2c1_set_platdata(NULL); + i2c_register_board_info(1, smdk4212_i2c_devs1, + ARRAY_SIZE(smdk4212_i2c_devs1)); + + s3c_i2c3_set_platdata(NULL); + i2c_register_board_info(3, smdk4212_i2c_devs3, + ARRAY_SIZE(smdk4212_i2c_devs3)); + + s3c_i2c7_set_platdata(NULL); + i2c_register_board_info(7, smdk4212_i2c_devs7, + ARRAY_SIZE(smdk4212_i2c_devs7)); + + samsung_bl_set(&smdk4212_bl_gpio_info, &smdk4212_bl_data); + + samsung_keypad_set_platdata(&smdk4212_keypad_data); + + s3c_sdhci2_set_platdata(&smdk4212_hsmmc2_pdata); + s3c_sdhci3_set_platdata(&smdk4212_hsmmc3_pdata); + + platform_add_devices(smdk4212_devices, ARRAY_SIZE(smdk4212_devices)); +} + +MACHINE_START(SMDK4212, "SMDK4212") + /* Maintainer: Kukjin Kim <kgene.kim@xxxxxxxxxxx> */ + .boot_params = S5P_PA_SDRAM + 0x100, + .init_irq = exynos4_init_irq, + .map_io = smdk4212_map_io, + .init_machine = smdk4212_machine_init, + .timer = &exynos4_timer, +MACHINE_END -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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