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/* linux/arch/arm/mach-exynos/board-smdk5250-audio.c
*
* Copyright (c) 2012 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/regulator/machine.h>
#include <linux/regulator/fixed.h>
#include <linux/mfd/wm8994/pdata.h>
#include <plat/gpio-cfg.h>
#include <plat/devs.h>
#include <plat/iic.h>
#include "board-smdk5250.h"
static struct regulator_consumer_supply wm8994_fixed_voltage0_supplies[] = {
REGULATOR_SUPPLY("AVDD2", "1-001a"),
REGULATOR_SUPPLY("CPVDD", "1-001a"),
};
static struct regulator_consumer_supply wm8994_fixed_voltage1_supplies[] = {
REGULATOR_SUPPLY("SPKVDD1", "1-001a"),
REGULATOR_SUPPLY("SPKVDD2", "1-001a"),
};
static struct regulator_consumer_supply wm8994_fixed_voltage2_supplies =
REGULATOR_SUPPLY("DBVDD", "1-001a");
static struct regulator_init_data wm8994_fixed_voltage0_init_data = {
.constraints = {
.always_on = 1,
},
.num_consumer_supplies = ARRAY_SIZE(wm8994_fixed_voltage0_supplies),
.consumer_supplies = wm8994_fixed_voltage0_supplies,
};
static struct regulator_init_data wm8994_fixed_voltage1_init_data = {
.constraints = {
.always_on = 1,
},
.num_consumer_supplies = ARRAY_SIZE(wm8994_fixed_voltage1_supplies),
.consumer_supplies = wm8994_fixed_voltage1_supplies,
};
static struct regulator_init_data wm8994_fixed_voltage2_init_data = {
.constraints = {
.always_on = 1,
},
.num_consumer_supplies = 1,
.consumer_supplies = &wm8994_fixed_voltage2_supplies,
};
static struct fixed_voltage_config wm8994_fixed_voltage0_config = {
.supply_name = "VDD_1.8V",
.microvolts = 1800000,
.gpio = -EINVAL,
.init_data = &wm8994_fixed_voltage0_init_data,
};
static struct fixed_voltage_config wm8994_fixed_voltage1_config = {
.supply_name = "DC_5V",
.microvolts = 5000000,
.gpio = -EINVAL,
.init_data = &wm8994_fixed_voltage1_init_data,
};
static struct fixed_voltage_config wm8994_fixed_voltage2_config = {
.supply_name = "VDD_3.3V",
.microvolts = 3300000,
.gpio = -EINVAL,
.init_data = &wm8994_fixed_voltage2_init_data,
};
static struct platform_device wm8994_fixed_voltage0 = {
.name = "reg-fixed-voltage",
.id = 0,
.dev = {
.platform_data = &wm8994_fixed_voltage0_config,
},
};
static struct platform_device wm8994_fixed_voltage1 = {
.name = "reg-fixed-voltage",
.id = 1,
.dev = {
.platform_data = &wm8994_fixed_voltage1_config,
},
};
static struct platform_device wm8994_fixed_voltage2 = {
.name = "reg-fixed-voltage",
.id = 2,
.dev = {
.platform_data = &wm8994_fixed_voltage2_config,
},
};
static struct regulator_consumer_supply wm8994_avdd1_supply =
REGULATOR_SUPPLY("AVDD1", "1-001a");
static struct regulator_consumer_supply wm8994_dcvdd_supply =
REGULATOR_SUPPLY("DCVDD", "1-001a");
static struct regulator_init_data wm8994_ldo1_data = {
.constraints = {
.name = "AVDD1",
},
.num_consumer_supplies = 1,
.consumer_supplies = &wm8994_avdd1_supply,
};
static struct regulator_init_data wm8994_ldo2_data = {
.constraints = {
.name = "DCVDD",
},
.num_consumer_supplies = 1,
.consumer_supplies = &wm8994_dcvdd_supply,
};
static struct wm8994_pdata wm8994_platform_data = {
/* configure gpio1 function: 0x0001(Logic level input/output) */
.gpio_defaults[0] = 0x0001,
/* If the i2s0 and i2s2 is enabled simultaneously */
.gpio_defaults[7] = 0x8100, /* GPIO8 DACDAT3 in */
.gpio_defaults[8] = 0x0100, /* GPIO9 ADCDAT3 out */
.gpio_defaults[9] = 0x0100, /* GPIO10 LRCLK3 out */
.gpio_defaults[10] = 0x0100,/* GPIO11 BCLK3 out */
.ldo[0] = { 0, NULL, &wm8994_ldo1_data },
.ldo[1] = { 0, NULL, &wm8994_ldo2_data },
};
static struct i2c_board_info i2c_devs1[] __initdata = {
{
I2C_BOARD_INFO("wm8994", 0x1a),
.platform_data = &wm8994_platform_data,
},
};
static struct platform_device *smdk5250_audio_devices[] __initdata = {
&s3c_device_i2c1,
#ifdef CONFIG_SND_SAMSUNG_AC97
&exynos_device_ac97,
#endif
#ifdef CONFIG_SND_SAMSUNG_I2S
&exynos_device_i2s0,
#endif
#ifdef CONFIG_SND_SAMSUNG_PCM
&exynos_device_pcm0,
#endif
#ifdef CONFIG_SND_SAMSUNG_SPDIF
&exynos_device_spdif,
#endif
#if defined(CONFIG_SND_SAMSUNG_RP) || defined(CONFIG_SND_SAMSUNG_ALP)
&exynos_device_srp,
#endif
&wm8994_fixed_voltage0,
&wm8994_fixed_voltage1,
&wm8994_fixed_voltage2,
&samsung_asoc_dma,
&samsung_asoc_idma,
};
void __init exynos5_smdk5250_audio_init(void)
{
s3c_i2c1_set_platdata(NULL);
i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
platform_add_devices(smdk5250_audio_devices,
ARRAY_SIZE(smdk5250_audio_devices));
}
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