summaryrefslogtreecommitdiff
path: root/arch/arm/mach-exynos/mach-smdk4x12.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-exynos/mach-smdk4x12.c')
-rw-r--r--arch/arm/mach-exynos/mach-smdk4x12.c302
1 files changed, 302 insertions, 0 deletions
diff --git a/arch/arm/mach-exynos/mach-smdk4x12.c b/arch/arm/mach-exynos/mach-smdk4x12.c
new file mode 100644
index 000000000000..fcf2e0e23d53
--- /dev/null
+++ b/arch/arm/mach-exynos/mach-smdk4x12.c
@@ -0,0 +1,302 @@
+/*
+ * 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/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 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;
+
+ s5p_init_io(NULL, 0, S5P_VA_CHIPID);
+ 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,
+ .init_machine = smdk4x12_machine_init,
+ .timer = &exynos4_timer,
+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,
+ .init_machine = smdk4x12_machine_init,
+ .timer = &exynos4_timer,
+MACHINE_END
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-12 04:39:57 +0000