| /* |
| * linux/arch/arm/mach-exynos4/mach-smdk4x12.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/hardware/gic.h> |
| #include <asm/mach-types.h> |
| |
| #include <plat/backlight.h> |
| #include <plat/clock.h> |
| #include <plat/cpu.h> |
| #include <plat/devs.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> |
| |
| #include "common.h" |
| |
| /* Following are default values for UCON, ULCON and UFCON UART registers */ |
| #define SMDK4X12_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ |
| S3C2410_UCON_RXILEVEL | \ |
| S3C2410_UCON_TXIRQMODE | \ |
| S3C2410_UCON_RXIRQMODE | \ |
| S3C2410_UCON_RXFIFO_TOI | \ |
| S3C2443_UCON_RXERR_IRQEN) |
| |
| #define SMDK4X12_ULCON_DEFAULT S3C2410_LCON_CS8 |
| |
| #define SMDK4X12_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \ |
| S5PV210_UFCON_TXTRIG4 | \ |
| S5PV210_UFCON_RXTRIG4) |
| |
| static struct s3c2410_uartcfg smdk4x12_uartcfgs[] __initdata = { |
| [0] = { |
| .hwport = 0, |
| .flags = 0, |
| .ucon = SMDK4X12_UCON_DEFAULT, |
| .ulcon = SMDK4X12_ULCON_DEFAULT, |
| .ufcon = SMDK4X12_UFCON_DEFAULT, |
| }, |
| [1] = { |
| .hwport = 1, |
| .flags = 0, |
| .ucon = SMDK4X12_UCON_DEFAULT, |
| .ulcon = SMDK4X12_ULCON_DEFAULT, |
| .ufcon = SMDK4X12_UFCON_DEFAULT, |
| }, |
| [2] = { |
| .hwport = 2, |
| .flags = 0, |
| .ucon = SMDK4X12_UCON_DEFAULT, |
| .ulcon = SMDK4X12_ULCON_DEFAULT, |
| .ufcon = SMDK4X12_UFCON_DEFAULT, |
| }, |
| [3] = { |
| .hwport = 3, |
| .flags = 0, |
| .ucon = SMDK4X12_UCON_DEFAULT, |
| .ulcon = SMDK4X12_ULCON_DEFAULT, |
| .ufcon = SMDK4X12_UFCON_DEFAULT, |
| }, |
| }; |
| |
| static struct s3c_sdhci_platdata smdk4x12_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 smdk4x12_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_SMDK4X12", |
| .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_SMDK4X12", |
| .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_SMDK4X12", |
| .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 smdk4x12_max8997_regulators[] = { |
| { MAX8997_BUCK1, &max8997_buck1_data }, |
| { MAX8997_BUCK2, &max8997_buck2_data }, |
| { MAX8997_BUCK3, &max8997_buck3_data }, |
| }; |
| |
| static struct max8997_platform_data smdk4x12_max8997_pdata = { |
| .num_regulators = ARRAY_SIZE(smdk4x12_max8997_regulators), |
| .regulators = smdk4x12_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 smdk4x12_i2c_devs0[] __initdata = { |
| { |
| I2C_BOARD_INFO("max8997", 0x66), |
| .platform_data = &smdk4x12_max8997_pdata, |
| } |
| }; |
| |
| static struct i2c_board_info smdk4x12_i2c_devs1[] __initdata = { |
| { I2C_BOARD_INFO("wm8994", 0x1a), } |
| }; |
| |
| static struct i2c_board_info smdk4x12_i2c_devs3[] __initdata = { |
| /* nothing here yet */ |
| }; |
| |
| static struct i2c_board_info smdk4x12_i2c_devs7[] __initdata = { |
| /* nothing here yet */ |
| }; |
| |
| static struct samsung_bl_gpio_info smdk4x12_bl_gpio_info = { |
| .no = EXYNOS4_GPD0(1), |
| .func = S3C_GPIO_SFN(2), |
| }; |
| |
| static struct platform_pwm_backlight_data smdk4x12_bl_data = { |
| .pwm_id = 1, |
| .pwm_period_ns = 1000, |
| }; |
| |
| static uint32_t smdk4x12_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 smdk4x12_keymap_data __initdata = { |
| .keymap = smdk4x12_keymap, |
| .keymap_size = ARRAY_SIZE(smdk4x12_keymap), |
| }; |
| |
| static struct samsung_keypad_platdata smdk4x12_keypad_data __initdata = { |
| .keymap_data = &smdk4x12_keymap_data, |
| .rows = 2, |
| .cols = 5, |
| }; |
| |
| static struct platform_device *smdk4x12_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 smdk4x12_map_io(void) |
| { |
| clk_xusbxti.rate = 24000000; |
| |
| exynos_init_io(NULL, 0); |
| s3c24xx_init_clocks(clk_xusbxti.rate); |
| s3c24xx_init_uarts(smdk4x12_uartcfgs, ARRAY_SIZE(smdk4x12_uartcfgs)); |
| } |
| |
| static void __init smdk4x12_machine_init(void) |
| { |
| s3c_i2c0_set_platdata(NULL); |
| i2c_register_board_info(0, smdk4x12_i2c_devs0, |
| ARRAY_SIZE(smdk4x12_i2c_devs0)); |
| |
| s3c_i2c1_set_platdata(NULL); |
| i2c_register_board_info(1, smdk4x12_i2c_devs1, |
| ARRAY_SIZE(smdk4x12_i2c_devs1)); |
| |
| s3c_i2c3_set_platdata(NULL); |
| i2c_register_board_info(3, smdk4x12_i2c_devs3, |
| ARRAY_SIZE(smdk4x12_i2c_devs3)); |
| |
| s3c_i2c7_set_platdata(NULL); |
| i2c_register_board_info(7, smdk4x12_i2c_devs7, |
| ARRAY_SIZE(smdk4x12_i2c_devs7)); |
| |
| samsung_bl_set(&smdk4x12_bl_gpio_info, &smdk4x12_bl_data); |
| |
| samsung_keypad_set_platdata(&smdk4x12_keypad_data); |
| |
| s3c_sdhci2_set_platdata(&smdk4x12_hsmmc2_pdata); |
| s3c_sdhci3_set_platdata(&smdk4x12_hsmmc3_pdata); |
| |
| platform_add_devices(smdk4x12_devices, ARRAY_SIZE(smdk4x12_devices)); |
| } |
| |
| MACHINE_START(SMDK4212, "SMDK4212") |
| /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */ |
| .atag_offset = 0x100, |
| .init_irq = exynos4_init_irq, |
| .map_io = smdk4x12_map_io, |
| .handle_irq = gic_handle_irq, |
| .init_machine = smdk4x12_machine_init, |
| .timer = &exynos4_timer, |
| .restart = exynos4_restart, |
| MACHINE_END |
| |
| MACHINE_START(SMDK4412, "SMDK4412") |
| /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */ |
| /* Maintainer: Changhwan Youn <chaos.youn@samsung.com> */ |
| .atag_offset = 0x100, |
| .init_irq = exynos4_init_irq, |
| .map_io = smdk4x12_map_io, |
| .handle_irq = gic_handle_irq, |
| .init_machine = smdk4x12_machine_init, |
| .init_late = exynos_init_late, |
| .timer = &exynos4_timer, |
| .restart = exynos4_restart, |
| MACHINE_END |