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ASoC: Do a warm reset after cold when resetting the WM9713

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The WM9713 comes out of cold reset in low power mode so always requires
a warm reset to bring up the AC97 link after a cold reset.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Mark Brown 2008-10-28 15:04:35 +00:00
parent 1b340bd7e4
commit e775f6c0fb
1 changed files with 2 additions and 0 deletions
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2
sound/soc/codecs/wm9713.c
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@ -1097,6 +1097,8 @@ int wm9713_reset(struct snd_soc_codec *codec, int try_warm)
} }
soc_ac97_ops.reset(codec->ac97); soc_ac97_ops.reset(codec->ac97);
if (soc_ac97_ops.warm_reset)
soc_ac97_ops.warm_reset(codec->ac97);
if (ac97_read(codec, 0) != wm9713_reg[0]) if (ac97_read(codec, 0) != wm9713_reg[0])
return -EIO; return -EIO;
return 0; return 0;