Commit 85d07e4d authored by Daniel Mack's avatar Daniel Mack Committed by Mark Brown
Browse files

ASoC: add DT bindings for cs4270 



Signed-off-by: default avatarDaniel Mack <zonque@gmail.com>
Acked-by: default avatarTimur Tabi <timur@freescale.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent d9f34df7

Documentation/devicetree/bindings/sound/cs4270.txt

0 → 100644
+16 −0
Original line number Diff line number Diff line 
CS4270 audio CODEC



The driver for this device currently only supports I2C.



Required properties:



  - compatible : "cirrus,cs4270"



  - reg : the I2C address of the device for I2C



Example:



codec: cs4270@48 {

	compatible = "cirrus,cs4270";

	reg = <0x48>;

};

sound/soc/codecs/cs4270.c

+11 −0
Original line number Diff line number Diff line
@@ -29,6 +29,7 @@ 
#include <linux/i2c.h>

#include <linux/delay.h>

#include <linux/regulator/consumer.h>

#include <linux/of_device.h>



/*

 * The codec isn't really big-endian or little-endian, since the I2S
@@ -639,6 +640,15 @@ static const struct snd_soc_codec_driver soc_codec_device_cs4270 = { 
	.reg_cache_default =	cs4270_default_reg_cache,

};



/*

 * cs4270_of_match - the device tree bindings

 */

static const struct of_device_id cs4270_of_match[] = {

	{ .compatible = "cirrus,cs4270", },

	{ }

};

MODULE_DEVICE_TABLE(of, cs4270_of_match);



/**

 * cs4270_i2c_probe - initialize the I2C interface of the CS4270

 * @i2c_client: the I2C client object
@@ -718,6 +728,7 @@ static struct i2c_driver cs4270_i2c_driver = { 
	.driver = {

		.name = "cs4270",

		.owner = THIS_MODULE,

		.of_match_table = cs4270_of_match,

	},

	.id_table = cs4270_id,

	.probe = cs4270_i2c_probe,