| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.18 068/135] ASoC: max98373: Added 10ms sleep after amp software reset | Date | Tue, 16 Oct 2018 19:04:58 +0200 |
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4.18-stable review patch. If anyone has any objections, please let me know.
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From: Ryan Lee <ryans.lee@maximintegrated.com>
[ Upstream commit ca917f9fe1a0fab3dde41bba4bbd173c5a3c5805 ]
Signed-off-by: Ryan Lee <ryans.lee@maximintegrated.com> Signed-off-by: Mark Brown <broonie@kernel.org> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- sound/soc/codecs/max98373.c | 2 ++ 1 file changed, 2 insertions(+)
--- a/sound/soc/codecs/max98373.c +++ b/sound/soc/codecs/max98373.c @@ -729,6 +729,7 @@ static int max98373_probe(struct snd_soc /* Software Reset */ regmap_write(max98373->regmap, MAX98373_R2000_SW_RESET, MAX98373_SOFT_RESET); + usleep_range(10000, 11000); /* IV default slot configuration */ regmap_write(max98373->regmap, @@ -817,6 +818,7 @@ static int max98373_resume(struct device regmap_write(max98373->regmap, MAX98373_R2000_SW_RESET, MAX98373_SOFT_RESET); + usleep_range(10000, 11000); regcache_cache_only(max98373->regmap, false); regcache_sync(max98373->regmap); return 0;
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