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ASoC: wm8962: Allow VMID time to fully ramp

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commit 9d40e5582c upstream.

Required for reliable power up from cold.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mark Brown 2012-07-30 18:24:19 +01:00 committed by Greg Kroah-Hartman
parent 7dcb3c5de7
commit 9966af8a7a
1 changed files with 3 additions and 0 deletions
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3
sound/soc/codecs/wm8962.c
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@ -2488,6 +2488,9 @@ static int wm8962_set_bias_level(struct snd_soc_codec *codec,
/* VMID 2*250k */
snd_soc_update_bits(codec, WM8962_PWR_MGMT_1,
WM8962_VMID_SEL_MASK, 0x100);
if (codec->dapm.bias_level == SND_SOC_BIAS_OFF)
msleep(100);
break;
case SND_SOC_BIAS_OFF: