diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-07-30 13:24:19 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-08-09 11:27:53 -0400 |
| commit | 4ae4c20ceb593c1a8f392bb1100cc60a1f04ee4c (patch) | |
| tree | 373b50e5168307429e2b901cbeb729441fecb42f | |
| parent | de4bc9fc942526dbcb0246dbb2ca87ad9b3b02b0 (diff) | |
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>
| -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 c850e3d84ed..f16f587dfb0 100644 --- a/sound/soc/codecs/wm8962.c +++ b/sound/soc/codecs/wm8962.c | |||
| @@ -2890,6 +2890,9 @@ static int wm8962_set_bias_level(struct snd_soc_codec *codec, | |||
| 2890 | /* VMID 2*250k */ | 2890 | /* VMID 2*250k */ |
| 2891 | snd_soc_update_bits(codec, WM8962_PWR_MGMT_1, | 2891 | snd_soc_update_bits(codec, WM8962_PWR_MGMT_1, |
| 2892 | WM8962_VMID_SEL_MASK, 0x100); | 2892 | WM8962_VMID_SEL_MASK, 0x100); |
| 2893 | |||
| 2894 | if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) | ||
| 2895 | msleep(100); | ||
| 2893 | break; | 2896 | break; |
| 2894 | 2897 | ||
| 2895 | case SND_SOC_BIAS_OFF: | 2898 | case SND_SOC_BIAS_OFF: |