ASoC: rt5645: Add the device tree parser

[cascardo/linux.git] / sound / soc / codecs / rt5645.c

diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c
index 7d04b1a..1884264 100644 (file)
--- a/sound/soc/codecs/rt5645.c
+++ b/sound/soc/codecs/rt5645.c
@@ -3231,6 +3231,20 @@ static struct dmi_system_id dmi_platform_intel_braswell[] = {
        { }
 };
 
+static int rt5645_parse_dt(struct rt5645_priv *rt5645, struct device *dev)
+{
+       rt5645->pdata.in2_diff = device_property_read_bool(dev,
+               "realtek,in2-differential");
+       device_property_read_u32(dev,
+               "realtek,dmic1-data-pin", &rt5645->pdata.dmic1_data_pin);
+       device_property_read_u32(dev,
+               "realtek,dmic2-data-pin", &rt5645->pdata.dmic2_data_pin);
+       device_property_read_u32(dev,
+               "realtek,jd-mode", &rt5645->pdata.jd_mode);
+
+       return 0;
+}
+
 static int rt5645_i2c_probe(struct i2c_client *i2c,
                    const struct i2c_device_id *id)
 {
@@ -3247,13 +3261,12 @@ static int rt5645_i2c_probe(struct i2c_client *i2c,
        rt5645->i2c = i2c;
        i2c_set_clientdata(i2c, rt5645);
 
-       if (pdata) {
+       if (pdata)
                rt5645->pdata = *pdata;
-       } else {
-               if (dmi_check_system(dmi_platform_intel_braswell)) {
-                       rt5645->pdata = *rt5645_pdata;
-               }
-       }
+       else if (dmi_check_system(dmi_platform_intel_braswell))
+               rt5645->pdata = *rt5645_pdata;
+       else
+               rt5645_parse_dt(rt5645, &i2c->dev);
 
        rt5645->gpiod_hp_det = devm_gpiod_get(&i2c->dev, "hp-detect", GPIOD_IN);