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yaml
---
r: 270462
b: refs/heads/master
c: a7f96e4
h: refs/heads/master
v: v3
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Mark Brown committed Jul 29, 2011
1 parent b7ca4fa commit e8e27a1
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Showing 3 changed files with 29 additions and 1 deletion.
2 changes: 1 addition & 1 deletion [refs]
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---
refs/heads/master: 009ad054b71b77264157c70c58654543acc0c566
refs/heads/master: a7f96e4dc6bb5f45d0612782419e6a63032a2ac0
18 changes: 18 additions & 0 deletions trunk/Documentation/devicetree/bindings/sound/wm8731.txt
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WM8731 audio CODEC

This device supports both I2C and SPI (configured with pin strapping
on the board).

Required properties:

- compatible : "wlf,wm8731"

- reg : the I2C address of the device for I2C, the chip select
number for SPI.

Example:

codec: wm8731@1a {
compatible = "wlf,wm8731";
reg = <0x1a>;
};
10 changes: 10 additions & 0 deletions trunk/sound/soc/codecs/wm8731.c
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Expand Up @@ -22,6 +22,7 @@
#include <linux/platform_device.h>
#include <linux/regulator/consumer.h>
#include <linux/spi/spi.h>
#include <linux/of_device.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
Expand Down Expand Up @@ -607,6 +608,13 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8731 = {
.num_dapm_routes = ARRAY_SIZE(wm8731_intercon),
};

static const struct of_device_id wm8731_of_match[] = {
{ .compatible = "wlf,wm8731", },
{ }
};

MODULE_DEVICE_TABLE(of, wm8731_of_match);

#if defined(CONFIG_SPI_MASTER)
static int __devinit wm8731_spi_probe(struct spi_device *spi)
{
Expand Down Expand Up @@ -638,6 +646,7 @@ static struct spi_driver wm8731_spi_driver = {
.driver = {
.name = "wm8731",
.owner = THIS_MODULE,
.of_match_table = wm8731_of_match,
},
.probe = wm8731_spi_probe,
.remove = __devexit_p(wm8731_spi_remove),
Expand Down Expand Up @@ -682,6 +691,7 @@ static struct i2c_driver wm8731_i2c_driver = {
.driver = {
.name = "wm8731",
.owner = THIS_MODULE,
.of_match_table = wm8731_of_match,
},
.probe = wm8731_i2c_probe,
.remove = __devexit_p(wm8731_i2c_remove),
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