Commit 70f29d38 authored by Jarkko Nikula's avatar Jarkko Nikula Committed by Mark Brown
Browse files

ASoC: max98090: Add ACPI probing support 



Add ACPI ID for MAX98090 and ACPI 5 I2C device probing support.

Signed-off-by: default avatarJarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: default avatarMark Brown <broonie@linaro.org>
parent c9eaa447

sound/soc/codecs/max98090.c

+26 −2
Original line number Diff line number Diff line
@@ -15,6 +15,7 @@ 
#include <linux/pm_runtime.h>

#include <linux/regmap.h>

#include <linux/slab.h>

#include <linux/acpi.h>

#include <sound/jack.h>

#include <sound/pcm.h>

#include <sound/pcm_params.h>
@@ -2329,9 +2330,11 @@ static const struct regmap_config max98090_regmap = { 
};



static int max98090_i2c_probe(struct i2c_client *i2c,

				 const struct i2c_device_id *id)

				 const struct i2c_device_id *i2c_id)

{

	struct max98090_priv *max98090;

	const struct acpi_device_id *acpi_id;

	kernel_ulong_t driver_data = 0;

	int ret;



	pr_debug("max98090_i2c_probe\n");
@@ -2341,7 +2344,19 @@ static int max98090_i2c_probe(struct i2c_client *i2c, 
	if (max98090 == NULL)

		return -ENOMEM;



	max98090->devtype = id->driver_data;

	if (ACPI_HANDLE(&i2c->dev)) {

		acpi_id = acpi_match_device(i2c->dev.driver->acpi_match_table,

					    &i2c->dev);

		if (!acpi_id) {

			dev_err(&i2c->dev, "No driver data\n");

			return -EINVAL;

		}

		driver_data = acpi_id->driver_data;

	} else if (i2c_id) {

		driver_data = i2c_id->driver_data;

	}



	max98090->devtype = driver_data;

	i2c_set_clientdata(i2c, max98090);

	max98090->pdata = i2c->dev.platform_data;

	max98090->irq = i2c->irq;
@@ -2405,12 +2420,21 @@ static const struct of_device_id max98090_of_match[] = { 
};

MODULE_DEVICE_TABLE(of, max98090_of_match);



#ifdef CONFIG_ACPI

static struct acpi_device_id max98090_acpi_match[] = {

	{ "193C9890", MAX98090 },

	{ }

};

MODULE_DEVICE_TABLE(acpi, max98090_acpi_match);

#endif



static struct i2c_driver max98090_i2c_driver = {

	.driver = {

		.name = "max98090",

		.owner = THIS_MODULE,

		.pm = &max98090_pm,

		.of_match_table = of_match_ptr(max98090_of_match),

		.acpi_match_table = ACPI_PTR(max98090_acpi_match),

	},

	.probe  = max98090_i2c_probe,

	.remove = max98090_i2c_remove,