Merge remote-tracking branches 'asoc/topic/txx9', 'asoc/topic/wm8750', 'asoc/topic...

[cascardo/linux.git] / sound / soc / codecs / wm8904.c

diff --git a/sound/soc/codecs/wm8904.c b/sound/soc/codecs/wm8904.c
index c5eaa01..d3b3f57 100644 (file)
--- a/sound/soc/codecs/wm8904.c
+++ b/sound/soc/codecs/wm8904.c
@@ -2105,6 +2105,24 @@ static const struct regmap_config wm8904_regmap = {
        .num_reg_defaults = ARRAY_SIZE(wm8904_reg_defaults),
 };
 
+#ifdef CONFIG_OF
+static enum wm8904_type wm8904_data = WM8904;
+static enum wm8904_type wm8912_data = WM8912;
+
+static const struct of_device_id wm8904_of_match[] = {
+       {
+               .compatible = "wlf,wm8904",
+               .data = &wm8904_data,
+       }, {
+               .compatible = "wlf,wm8912",
+               .data = &wm8912_data,
+       }, {
+               /* sentinel */
+       }
+};
+MODULE_DEVICE_TABLE(of, wm8904_of_match);
+#endif
+
 static int wm8904_i2c_probe(struct i2c_client *i2c,
                            const struct i2c_device_id *id)
 {
@@ -2132,7 +2150,17 @@ static int wm8904_i2c_probe(struct i2c_client *i2c,
                return ret;
        }
 
-       wm8904->devtype = id->driver_data;
+       if (i2c->dev.of_node) {
+               const struct of_device_id *match;
+
+               match = of_match_node(wm8904_of_match, i2c->dev.of_node);
+               if (match == NULL)
+                       return -EINVAL;
+               wm8904->devtype = *((enum wm8904_type *)match->data);
+       } else {
+               wm8904->devtype = id->driver_data;
+       }
+
        i2c_set_clientdata(i2c, wm8904);
        wm8904->pdata = i2c->dev.platform_data;
 
@@ -2266,6 +2294,7 @@ static struct i2c_driver wm8904_i2c_driver = {
        .driver = {
                .name = "wm8904",
                .owner = THIS_MODULE,
+               .of_match_table = of_match_ptr(wm8904_of_match),
        },
        .probe =    wm8904_i2c_probe,
        .remove =   wm8904_i2c_remove,