diff options
| author | Ravindra Lokhande <rlokhande@nvidia.com> | 2011-02-25 23:53:56 +0530 |
|---|---|---|
| committer | Varun Colbert <vcolbert@nvidia.com> | 2011-03-01 16:16:42 -0800 |
| commit | 62ca513220bb57d4c37fe30c5dbc3a62d39f338e (patch) | |
| tree | 6bd75c7ddda14735720bef54f4c8743023ce7a6b | |
| parent | ea85e0c7a3a8a8b70478befb1fd7c9ff1d69821b (diff) | |
[tegra alsa] reset vmid and bias for wm8903
reset vimd and bias registers for wm8903 codec when codec bias level
is off.
fix for bug 773327
Change-Id: If7d46f4210fb70f2bfd47c46cdf834ec7b7b776e
Reviewed-on: http://git-master/r/21226
Reviewed-by: Ravindra Lokhande <rlokhande@nvidia.com>
Tested-by: Ravindra Lokhande <rlokhande@nvidia.com>
Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>
Reviewed-by: Scott Peterson <speterson@nvidia.com>
| -rw-r--r-- | sound/soc/codecs/wm8903.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm8903.c b/sound/soc/codecs/wm8903.c index 88d342ff4101..7acd563d9128 100644 --- a/sound/soc/codecs/wm8903.c +++ b/sound/soc/codecs/wm8903.c @@ -988,6 +988,11 @@ static int wm8903_set_bias_level(struct snd_soc_codec *codec, case SND_SOC_BIAS_OFF: wm8903_run_sequence(codec, 32); + + snd_soc_write(codec, WM8903_VMID_CONTROL_0, 0x0); + + snd_soc_write(codec, WM8903_BIAS_CONTROL_0, 0x0); + reg = snd_soc_read(codec, WM8903_CLOCK_RATES_2); reg &= ~WM8903_CLK_SYS_ENA; snd_soc_write(codec, WM8903_CLOCK_RATES_2, reg); |