ASoC: Add device tree binding for WM8770

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/sound/soc/codecs/wm8770.c b/sound/soc/codecs/wm8770.c
index 19b92baa9e8c..aa05e6507f84 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)