diff options
author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-07-30 18:24:19 +0100 |
---|---|---|
committer | Ben Hutchings <ben@decadent.org.uk> | 2012-08-10 00:25:08 +0100 |
commit | 2145a2c9d596f59f6dd32932c98f9a1025bbb3b8 (patch) | |
tree | c8b61e8358c35185d85069f70c0501255fb1d38d | |
parent | 0776e23d7f8f42487a5c0fd42679cef115add2bc (diff) | |
download | lwn-2145a2c9d596f59f6dd32932c98f9a1025bbb3b8.tar.gz lwn-2145a2c9d596f59f6dd32932c98f9a1025bbb3b8.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: Ben Hutchings <ben@decadent.org.uk>
-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 07dd7ebe95b7..e97df24116ad 100644 --- a/sound/soc/codecs/wm8962.c +++ b/sound/soc/codecs/wm8962.c @@ -3105,6 +3105,9 @@ 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: |