diff options
| -rw-r--r-- | Documentation/devicetree/bindings/sound/wm8804.txt | 18 | ||||
| -rw-r--r-- | sound/soc/codecs/wm8804.c | 9 |
2 files changed, 27 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/wm8804.txt b/Documentation/devicetree/bindings/sound/wm8804.txt new file mode 100644 index 000000000000..4d3a56f38adc --- /dev/null +++ b/Documentation/devicetree/bindings/sound/wm8804.txt @@ -0,0 +1,18 @@ +WM8804 audio CODEC + +This device supports both I2C and SPI (configured with pin strapping +on the board). + +Required properties: + + - compatible : "wlf,wm8804" + + - reg : the I2C address of the device for I2C, the chip select + number for SPI. + +Example: + +codec: wm8804@1a { + compatible = "wlf,wm8804"; + reg = <0x1a>; +}; diff --git a/sound/soc/codecs/wm8804.c b/sound/soc/codecs/wm8804.c index 9a5e67c5a6bd..9ee072b85975 100644 --- a/sound/soc/codecs/wm8804.c +++ b/sound/soc/codecs/wm8804.c @@ -16,6 +16,7 @@ #include <linux/delay.h> #include <linux/pm.h> #include <linux/i2c.h> +#include <linux/of_device.h> #include <linux/spi/spi.h> #include <linux/regulator/consumer.h> #include <linux/slab.h> @@ -717,6 +718,12 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8804 = { .volatile_register = wm8804_volatile }; +static const struct of_device_id wm8804_of_match[] = { + { .compatible = "wlf,wm8804", }, + { } +}; +MODULE_DEVICE_TABLE(of, wm8804_of_match); + #if defined(CONFIG_SPI_MASTER) static int __devinit wm8804_spi_probe(struct spi_device *spi) { @@ -748,6 +755,7 @@ static struct spi_driver wm8804_spi_driver = { .driver = { .name = "wm8804", .owner = THIS_MODULE, + .of_match_table = wm8804_of_match, }, .probe = wm8804_spi_probe, .remove = __devexit_p(wm8804_spi_remove) @@ -792,6 +800,7 @@ static struct i2c_driver wm8804_i2c_driver = { .driver = { .name = "wm8804", .owner = THIS_MODULE, + .of_match_table = wm8804_of_match, }, .probe = wm8804_i2c_probe, .remove = __devexit_p(wm8804_i2c_remove), |