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author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-08-29 14:12:15 +0100 |
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committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-08-31 09:52:43 +0100 |
commit | 13c7d08f54cc83c1cd9884c5e142e485b748de18 (patch) | |
tree | 1f9d68ce20d0e61c45be82fa52d528c4fe67def4 | |
parent | 1e3ad571d56ab96e5fab87cea71c0e657d4708cb (diff) | |
download | op-kernel-dev-13c7d08f54cc83c1cd9884c5e142e485b748de18.zip op-kernel-dev-13c7d08f54cc83c1cd9884c5e142e485b748de18.tar.gz |
ASoC: Add device tree binding for WM8770
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
-rw-r--r-- | Documentation/devicetree/bindings/sound/wm8770.txt | 16 | ||||
-rw-r--r-- | sound/soc/codecs/wm8770.c | 8 |
2 files changed, 24 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/wm8770.txt b/Documentation/devicetree/bindings/sound/wm8770.txt new file mode 100644 index 0000000..866e00c --- /dev/null +++ b/Documentation/devicetree/bindings/sound/wm8770.txt @@ -0,0 +1,16 @@ +WM8770 audio CODEC + +This device supports SPI. + +Required properties: + + - compatible : "wlf,wm8770" + + - reg : the chip select number. + +Example: + +codec: wm8770@1 { + compatible = "wlf,wm8770"; + reg = <1>; +}; diff --git a/sound/soc/codecs/wm8770.c b/sound/soc/codecs/wm8770.c index 19b92ba..aa05e65 100644 --- a/sound/soc/codecs/wm8770.c +++ b/sound/soc/codecs/wm8770.c @@ -14,6 +14,7 @@ #include <linux/moduleparam.h> #include <linux/init.h> #include <linux/delay.h> +#include <linux/of_device.h> #include <linux/pm.h> #include <linux/platform_device.h> #include <linux/spi/spi.h> @@ -684,6 +685,12 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8770 = { .reg_cache_default = wm8770_reg_defs }; +static const struct of_device_id wm8770_of_match[] = { + { .compatible = "wlf,wm8770", }, + { } +}; +MODULE_DEVICE_TABLE(of, wm8770_of_match); + #if defined(CONFIG_SPI_MASTER) static int __devinit wm8770_spi_probe(struct spi_device *spi) { @@ -715,6 +722,7 @@ static struct spi_driver wm8770_spi_driver = { .driver = { .name = "wm8770", .owner = THIS_MODULE, + .of_match_table = wm8770_of_match, }, .probe = wm8770_spi_probe, .remove = __devexit_p(wm8770_spi_remove) |