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| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-07-30 18:24:19 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-08-09 08:31:52 -0700 |
| commit | 9966af8a7ac83cdc9aa5a054e843fdecc6689aa0 (patch) | |
| tree | 0c0b7ff266c232795f1639e128bd73df9b486568 /sound | |
| parent | 7dcb3c5de76a8516e7f2391dfbab2727f69ed010 (diff) | |
| download | linux-3.10-9966af8a7ac83cdc9aa5a054e843fdecc6689aa0.tar.gz linux-3.10-9966af8a7ac83cdc9aa5a054e843fdecc6689aa0.tar.bz2 linux-3.10-9966af8a7ac83cdc9aa5a054e843fdecc6689aa0.zip | |
ASoC: wm8962: Allow VMID time to fully ramp
commit 9d40e5582c9c4cfb6977ba2a0ca9c2ed82c56f21 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>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/codecs/wm8962.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c index 08850f8fdb5..96f6f9faa82 100644 --- a/sound/soc/codecs/wm8962.c +++ b/sound/soc/codecs/wm8962.c @@ -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: |