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Commit 78c34fd4 authored by Fang, Yang A's avatar Fang, Yang A Committed by Mark Brown
Browse files

ASoC: rt5645: set platform data base on DMI 



set platform specific data for intel strago platform

Signed-off-by: default avatarFang, Yang A <yang.a.fang@intel.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 10bb15a9

sound/soc/codecs/rt5645.c

+46 −1
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ 
#include <linux/spi/spi.h>

#include <linux/gpio.h>

#include <linux/acpi.h>

#include <linux/dmi.h>

#include <sound/core.h>

#include <sound/pcm.h>

#include <sound/pcm_params.h>
@@ -2666,6 +2667,34 @@ static struct acpi_device_id rt5645_acpi_match[] = { 
MODULE_DEVICE_TABLE(acpi, rt5645_acpi_match);

#endif



static struct rt5645_platform_data *rt5645_pdata;



static struct rt5645_platform_data strago_platform_data = {

	.dmic_en = true,

	.dmic1_data_pin = -1,

	.dmic2_data_pin = RT5645_DMIC_DATA_IN2P,

	.en_jd_func = true,

	.jd_mode = 3,

};



static int strago_quirk_cb(const struct dmi_system_id *id)

{

	rt5645_pdata = &strago_platform_data;



	return 1;

}



static struct dmi_system_id dmi_platform_intel_braswell[] __initdata = {

	{

		.ident = "Intel Strago",

		.callback = strago_quirk_cb,

		.matches = {

			DMI_MATCH(DMI_PRODUCT_NAME, "Strago"),

		},

	},

	{ }

};



static int rt5645_i2c_probe(struct i2c_client *i2c,

		    const struct i2c_device_id *id)

{
@@ -2673,6 +2702,7 @@ static int rt5645_i2c_probe(struct i2c_client *i2c, 
	struct rt5645_priv *rt5645;

	int ret;

	unsigned int val;

	struct gpio_desc *gpiod;



	rt5645 = devm_kzalloc(&i2c->dev, sizeof(struct rt5645_priv),

				GFP_KERNEL);
@@ -2682,8 +2712,23 @@ static int rt5645_i2c_probe(struct i2c_client *i2c, 
	rt5645->i2c = i2c;

	i2c_set_clientdata(i2c, rt5645);



	if (pdata)

	if (pdata) {

		rt5645->pdata = *pdata;

	} else {

		if (dmi_check_system(dmi_platform_intel_braswell)) {

			rt5645->pdata = *rt5645_pdata;

			gpiod = devm_gpiod_get_index(&i2c->dev, "rt5645", 0);



			if (IS_ERR(gpiod) || gpiod_direction_input(gpiod)) {

				rt5645->pdata.hp_det_gpio = -1;

				dev_err(&i2c->dev, "failed to initialize gpiod\n");

			} else {

				rt5645->pdata.hp_det_gpio = desc_to_gpio(gpiod);

				rt5645->pdata.gpio_hp_det_active_high

						= !gpiod_is_active_low(gpiod);

			}

		}

	}



	rt5645->regmap = devm_regmap_init_i2c(i2c, &rt5645_regmap);

	if (IS_ERR(rt5645->regmap)) {