ASoC: rt5645: Add the device tree parser

PATCH Superseded Oder Chiou 1 participant 1 message Jun 12, 2015

Subsystems (3)

Sound ASoC Realtek audio codecs

lore

Share & tools

lore

Oder Chiou

author maintainer

2015-06-12 06:29 UTC #0 lore raw

PATCH 1/1 ASoC: rt5645: Add the device tree parser

Modify the RT5645 driver to parse platform data from device tree. This is missing from previous patch in sound/soc/codecs/rt5645.c, that was present in v3.

Signed-off-by Bard Liao <[email protected]>

Signed-off-by Oder Chiou <[email protected]>

---
 sound/soc/codecs/rt5645.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

sound/soc/codecs/rt5645.c +16 -0

index 7d04b1a..7bfc17e 100644
@@ -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)
 {

@@ -3249,6 +3263,8 @@ static int rt5645_i2c_probe(struct i2c_client *i2c,
 
 	if (pdata) {
 		rt5645->pdata = *pdata;
+	} else if (i2c->dev.of_node) {
+		rt5645_parse_dt(rt5645, &i2c->dev);
 	} else {
 		if (dmi_check_system(dmi_platform_intel_braswell)) {
 			rt5645->pdata = *rt5645_pdata;

Signature · 1 line

1.8.1.1.439.g50a6b54