HeungJun, Kim wrote:
>
> This patch adds Samsung Mobile TRATS board support.
>
> Signed-off-by: HeungJun, Kim <riverful.kim@xxxxxxxxxxx>
> Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
> ---
> arch/arm/mach-exynos/Kconfig | 11 ++
> arch/arm/mach-exynos/Makefile | 1 +
> arch/arm/mach-exynos/board-trats.c | 340
> ++++++++++++++++++++++++++++++++++++
> 3 files changed, 352 insertions(+), 0 deletions(-)
> create mode 100644 arch/arm/mach-exynos/board-trats.c
>
If this is for v3.3, unfortunately, it's a little late to add board file and
since many things have changed I don't want to cause the conflicts with
others now.
BTW, why is the name board-xxx not mach-xxx like others?
Thanks.
Best regards,
Kgene.
--
Kukjin Kim <kgene.kim@xxxxxxxxxxx>, Senior Engineer,
SW Solution Development Team, Samsung Electronics Co., Ltd.
> diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
> index 0afcc3b..3bbbef8 100644
> --- a/arch/arm/mach-exynos/Kconfig
> +++ b/arch/arm/mach-exynos/Kconfig
> @@ -304,6 +304,17 @@ config MACH_ORIGEN
> help
> Machine support for ORIGEN based on Samsung EXYNOS4210
>
> +config MACH_TRATS
> + bool "Mobile TRATS Board"
> + select CPU_EXYNOS4210
> + select S3C_DEV_WDT
> + select S3C_DEV_HSMMC
> + select S3C_DEV_I2C5
> + select EXYNOS4_SETUP_I2C5
> + select EXYNOS4_SETUP_SDHCI
> + help
> + Machine support for Samsung Mobile TRATS Board.
> +
> comment "EXYNOS4212 Boards"
>
> config MACH_SMDK4212
> diff --git a/arch/arm/mach-exynos/Makefile b/arch/arm/mach-exynos/Makefile
> index 57e5296..f3bdda9 100644
> --- a/arch/arm/mach-exynos/Makefile
> +++ b/arch/arm/mach-exynos/Makefile
> @@ -33,6 +33,7 @@ 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_ORIGEN) += mach-origen.o
> +obj-$(CONFIG_MACH_TRATS) += board-trats.o
>
> obj-$(CONFIG_MACH_SMDK4212) += mach-smdk4x12.o
> obj-$(CONFIG_MACH_SMDK4412) += mach-smdk4x12.o
> diff --git a/arch/arm/mach-exynos/board-trats.c b/arch/arm/mach-
> exynos/board-trats.c
> new file mode 100644
> index 0000000..4c13dfc
> --- /dev/null
> +++ b/arch/arm/mach-exynos/board-trats.c
> @@ -0,0 +1,340 @@
> +/*
> + * linux/arch/arm/mach-exynos4/board-trats.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/i2c.h>
> +#include <linux/gpio.h>
> +#include <linux/regulator/machine.h>
> +#include <linux/regulator/fixed.h>
> +#include <linux/mfd/max8997.h>
> +#include <linux/mfd/max8997-private.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 <plat/clock.h>
> +#include <plat/gpio-cfg.h>
> +#include <plat/iic.h>
> +
> +#include <mach/map.h>
> +
> +/* Following are default values for UCON, ULCON and UFCON UART registers
> */
> +#define TRATS_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
> + S3C2410_UCON_RXILEVEL | \
> + S3C2410_UCON_TXIRQMODE | \
> + S3C2410_UCON_RXIRQMODE | \
> + S3C2410_UCON_RXFIFO_TOI | \
> + S3C2443_UCON_RXERR_IRQEN)
> +
> +#define TRATS_ULCON_DEFAULT S3C2410_LCON_CS8
> +
> +#define TRATS_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
> + S5PV210_UFCON_TXTRIG256 | \
> + S5PV210_UFCON_RXTRIG256)
> +
> +enum fixed_regulator_id {
> + FIXED_REG_ID_MMC = 0,
> +};
> +
> +static struct s3c2410_uartcfg trats_uartcfgs[] __initdata = {
> + {
> + .hwport = 0,
> + .ucon = TRATS_UCON_DEFAULT,
> + .ulcon = TRATS_ULCON_DEFAULT,
> + .ufcon = TRATS_UFCON_DEFAULT,
> + },
> + {
> + .hwport = 1,
> + .ucon = TRATS_UCON_DEFAULT,
> + .ulcon = TRATS_ULCON_DEFAULT,
> + .ufcon = TRATS_UFCON_DEFAULT,
> + },
> + {
> + .hwport = 2,
> + .ucon = TRATS_UCON_DEFAULT,
> + .ulcon = TRATS_ULCON_DEFAULT,
> + .ufcon = TRATS_UFCON_DEFAULT,
> + },
> + {
> + .hwport = 3,
> + .ucon = TRATS_UCON_DEFAULT,
> + .ulcon = TRATS_ULCON_DEFAULT,
> + .ufcon = TRATS_UFCON_DEFAULT,
> + },
> +};
> +
> +/* eMMC */
> +static struct s3c_sdhci_platdata trats_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"),
> +};
> +
> +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_GPK0(2),
> + .enable_high = true,
> + .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,
> + },
> +};
> +
> +static void __init trats_sdhci_init(void)
> +{
> + s3c_sdhci0_set_platdata(&trats_hsmmc0_data);
> +}
> +
> +static struct regulator_consumer_supply __initdata max8997_buck1_[] = {
> + REGULATOR_SUPPLY("vdd_arm", NULL), /* CPUFREQ */
> +};
> +static struct regulator_consumer_supply __initdata max8997_buck2_[] = {
> + REGULATOR_SUPPLY("vdd_int", NULL), /* CPUFREQ */
> +};
> +
> +static struct regulator_init_data __initdata max8997_ldo2_data = {
> + .constraints = {
> + .name = "VALIVE_1.1V_C210",
> + .min_uV = 1100000,
> + .max_uV = 1100000,
> + .apply_uV = 1,
> + .always_on = 1,
> + .state_mem = {
> + .enabled = 1,
> + },
> + },
> +};
> +
> +static struct regulator_init_data __initdata max8997_ldo6_data = {
> + .constraints = {
> + .name = "VCC_1.8V_PDA",
> + .min_uV = 1800000,
> + .max_uV = 1800000,
> + .apply_uV = 1,
> + .always_on = 1,
> + .state_mem = {
> + .enabled = 1,
> + },
> + },
> +};
> +
> +static struct regulator_init_data __initdata max8997_ldo9_data = {
> + .constraints = {
> + .name = "VCC_2.8V_PDA",
> + .min_uV = 2800000,
> + .max_uV = 2800000,
> + .apply_uV = 1,
> + .always_on = 1,
> + .state_mem = {
> + .enabled = 1,
> + },
> + },
> +};
> +
> +static struct regulator_init_data __initdata max8997_ldo10_data = {
> + .constraints = {
> + .name = "VPLL_1.1V_C210",
> + .min_uV = 1100000,
> + .max_uV = 1100000,
> + .apply_uV = 1,
> + .always_on = 1,
> + .state_mem = {
> + .disabled = 1,
> + },
> + },
> +};
> +
> +static struct regulator_init_data __initdata max8997_buck1_data = {
> + .constraints = {
> + .name = "VARM_1.2V_C210",
> + .min_uV = 900000,
> + .max_uV = 1350000,
> + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
> + .always_on = 1,
> + .state_mem = {
> + .disabled = 1,
> + },
> + },
> + .num_consumer_supplies = ARRAY_SIZE(max8997_buck1_),
> + .consumer_supplies = max8997_buck1_,
> +};
> +
> +static struct regulator_init_data __initdata max8997_buck2_data = {
> + .constraints = {
> + .name = "VINT_1.1V_C210",
> + .min_uV = 900000,
> + .max_uV = 1100000,
> + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
> + .always_on = 1,
> + .state_mem = {
> + .disabled = 1,
> + },
> + },
> + .num_consumer_supplies = ARRAY_SIZE(max8997_buck2_),
> + .consumer_supplies = max8997_buck2_,
> +};
> +
> +static struct regulator_init_data __initdata max8997_buck5_data = {
> + .constraints = {
> + .name = "VMEM_1.2V_C210",
> + .min_uV = 1200000,
> + .max_uV = 1200000,
> + .apply_uV = 1,
> + .always_on = 1,
> + .state_mem = {
> + .enabled = 1,
> + },
> + },
> +};
> +
> +static struct regulator_init_data __initdata max8997_buck6_data = {
> + .constraints = {
> + .name = "V_BAT",
> + .min_uV = 2800000,
> + .max_uV = 2800000,
> + .always_on = 1,
> + .state_mem = {
> + .enabled = 1,
> + },
> + },
> +};
> +
> +static struct max8997_regulator_data __initdata
trats_max8997_regulators[]
> = {
> + { MAX8997_LDO2, &max8997_ldo2_data },
> + { MAX8997_LDO6, &max8997_ldo6_data },
> + { MAX8997_LDO9, &max8997_ldo9_data },
> + { MAX8997_LDO10, &max8997_ldo10_data },
> +
> + { MAX8997_BUCK1, &max8997_buck1_data },
> + { MAX8997_BUCK2, &max8997_buck2_data },
> + { MAX8997_BUCK5, &max8997_buck5_data },
> + { MAX8997_BUCK6, &max8997_buck6_data },
> +};
> +
> +static struct max8997_platform_data __initdata trats_max8997_pdata = {
> + .wakeup = 1,
> +
> + .num_regulators = ARRAY_SIZE(trats_max8997_regulators),
> + .regulators = trats_max8997_regulators,
> +
> + .buck125_gpios = { EXYNOS4_GPX0(5), EXYNOS4_GPX0(6),
> EXYNOS4_GPL0(0) },
> +
> + .buck1_voltage[0] = 1350000, /* 1.35V */
> + .buck1_voltage[1] = 1300000, /* 1.3V */
> + .buck1_voltage[2] = 1250000, /* 1.25V */
> + .buck1_voltage[3] = 1200000, /* 1.2V */
> + .buck1_voltage[4] = 1150000, /* 1.15V */
> + .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] = 1200000, /* 1.2V */
> + .buck5_voltage[1] = 1200000, /* 1.2V */
> + .buck5_voltage[2] = 1200000, /* 1.2V */
> + .buck5_voltage[3] = 1200000, /* 1.2V */
> + .buck5_voltage[4] = 1200000, /* 1.2V */
> + .buck5_voltage[5] = 1200000, /* 1.2V */
> + .buck5_voltage[6] = 1200000, /* 1.2V */
> + .buck5_voltage[7] = 1200000, /* 1.2V */
> +};
> +
> +/* I2C 5 (PMIC) */
> +enum { I2C5_MAX8997 };
> +static struct i2c_board_info i2c5_devs[] __initdata = {
> + [I2C5_MAX8997] = {
> + I2C_BOARD_INFO("max8997", 0xCC >> 1),
> + .platform_data = &trats_max8997_pdata,
> + },
> +};
> +
> +static void __init trats_power_init(void)
> +{
> + int gpio;
> +
> + gpio = EXYNOS4_GPX0(7);
> + gpio_request(gpio, "AP_PMIC_IRQ");
> + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(0xf));
> + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
> +}
> +
> +static struct platform_device *trats_devices[] __initdata = {
> + /* Samsung Platform Devices */
> + &s3c_device_i2c5, /* PMIC should initialize first */
> + &emmc_fixed_voltage,
> + &s3c_device_hsmmc0,
> + &s3c_device_wdt,
> +};
> +
> +static void __init trats_map_io(void)
> +{
> + s5p_init_io(NULL, 0, S5P_VA_CHIPID);
> + s3c24xx_init_clocks(24000000);
> + s3c24xx_init_uarts(trats_uartcfgs, ARRAY_SIZE(trats_uartcfgs));
> +}
> +
> +static void __init trats_machine_init(void)
> +{
> + trats_sdhci_init();
> + trats_power_init();
> +
> + s3c_i2c5_set_platdata(NULL);
> + i2c5_devs[I2C5_MAX8997].irq = gpio_to_irq(EXYNOS4_GPX0(7));
> + i2c_register_board_info(5, i2c5_devs, ARRAY_SIZE(i2c5_devs));
> +
> + /* Last */
> + platform_add_devices(trats_devices, ARRAY_SIZE(trats_devices));
> +}
> +
> +MACHINE_START(TRATS, "TRATS")
> + /* Maintainer: Kyungmin Park <kyungmin.park@xxxxxxxxxxx> */
> + .atag_offset = 0x100,
> + .init_irq = exynos4_init_irq,
> + .map_io = trats_map_io,
> + .init_machine = trats_machine_init,
> + .timer = &exynos4_timer,
> +MACHINE_END
> --
> 1.7.4.1
--
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
