[alsa-devel] [PATCH 4/5] ASoC: tas571x: wait 50ms after oscillator trim
Petr Kulhavy
brain at jikos.cz
Mon Oct 3 16:40:49 CEST 2016
Wait extra 50ms after writing the oscillator trim register in probe(), as
recommended by the TAS5721 and TAS5711 datasheets.
Signed-off-by: Petr Kulhavy <brain at jikos.cz>
---
sound/soc/codecs/tas571x.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/sound/soc/codecs/tas571x.c b/sound/soc/codecs/tas571x.c
index a8a3279..f3252af 100644
--- a/sound/soc/codecs/tas571x.c
+++ b/sound/soc/codecs/tas571x.c
@@ -744,6 +744,7 @@ static int tas571x_i2c_probe(struct i2c_client *client,
if (ret)
return ret;
+ usleep_range(50000, 60000);
memcpy(&priv->codec_driver, &tas571x_codec, sizeof(priv->codec_driver));
priv->codec_driver.component_driver.controls = priv->chip->controls;
--
2.7.4
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