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ASoC: sgtl5000: fix VAG power up timing

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When power up, a "pop" is heard on line-in and mic-in.
An analysis of the PCM shows it lasts ~400ms
and looks like a filter response.
VAG power up should be delayed by 400ms as VAG power down is.

Signed-off-by: Jean-Michel Hautbois <jean-michel.hautbois@veo-labs.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Jean-Michel Hautbois 2015-12-17 11:07:23 +01:00 committed by Mark Brown
parent 8005c49d9a
commit c803cc2dcd
1 changed files with 1 additions and 0 deletions
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sound/soc/codecs/sgtl5000.c
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@ -189,6 +189,7 @@ static int power_vag_event(struct snd_soc_dapm_widget *w,
case SND_SOC_DAPM_POST_PMU:
snd_soc_update_bits(codec, SGTL5000_CHIP_ANA_POWER,
SGTL5000_VAG_POWERUP, SGTL5000_VAG_POWERUP);
msleep(400);
break;
case SND_SOC_DAPM_PRE_PMD: