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Diffstat (limited to 'sound/soc/codecs/rt5514.c')
-rw-r--r--sound/soc/codecs/rt5514.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/sound/soc/codecs/rt5514.c b/sound/soc/codecs/rt5514.c
index f24b7cfd3a89..b281a46d769d 100644
--- a/sound/soc/codecs/rt5514.c
+++ b/sound/soc/codecs/rt5514.c
@@ -452,6 +452,9 @@ static int rt5514_set_dmic_clk(struct snd_soc_dapm_widget *w,
RT5514_CLK_DMIC_OUT_SEL_MASK,
idx << RT5514_CLK_DMIC_OUT_SEL_SFT);
+ if (rt5514->pdata.dmic_init_delay)
+ msleep(rt5514->pdata.dmic_init_delay);
+
return idx;
}
@@ -1073,9 +1076,18 @@ static const struct of_device_id rt5514_of_match[] = {
MODULE_DEVICE_TABLE(of, rt5514_of_match);
#endif
+static int rt5514_parse_dt(struct rt5514_priv *rt5514, struct device *dev)
+{
+ device_property_read_u32(dev, "realtek,dmic-init-delay-ms",
+ &rt5514->pdata.dmic_init_delay);
+
+ return 0;
+}
+
static int rt5514_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
+ struct rt5514_platform_data *pdata = dev_get_platdata(&i2c->dev);
struct rt5514_priv *rt5514;
int ret;
unsigned int val;
@@ -1087,6 +1099,11 @@ static int rt5514_i2c_probe(struct i2c_client *i2c,
i2c_set_clientdata(i2c, rt5514);
+ if (pdata)
+ rt5514->pdata = *pdata;
+ else if (i2c->dev.of_node)
+ rt5514_parse_dt(rt5514, &i2c->dev);
+
rt5514->i2c_regmap = devm_regmap_init_i2c(i2c, &rt5514_i2c_regmap);
if (IS_ERR(rt5514->i2c_regmap)) {
ret = PTR_ERR(rt5514->i2c_regmap);