From: Petr Kulhavy <brain@jikos.cz>
Date: Mon, 3 Oct 2016 14:40:49 +0000 (+0200)
Subject: ASoC: tas571x: wait 50ms after oscillator trim
X-Git-Tag: v4.14-rc1~1892^2~30^2~1^7~3
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5e549a0c18fc0321c18e7b6842cb7afc90aab396;p=platform%2Fkernel%2Flinux-rpi.git

ASoC: tas571x: wait 50ms after oscillator trim

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@jikos.cz>
Signed-off-by: Mark Brown <broonie@kernel.org>
---

diff --git a/sound/soc/codecs/tas571x.c b/sound/soc/codecs/tas571x.c
index df5e5cb..de65ecf 100644
--- a/sound/soc/codecs/tas571x.c
+++ b/sound/soc/codecs/tas571x.c
@@ -754,6 +754,7 @@ 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;