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| author | Axel Lin <axel.lin@gmail.com> | 2011-11-05 14:49:21 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-11-08 15:39:36 +0000 |
| commit | adf463626ad8e0a2cdbe17d8bb64c1d9d0ac160d (patch) | |
| tree | a1d0f9943faba0e9e6f967ccec6ff55389837c12 /sound/soc | |
| parent | f1e10354fc2a12773e5e8efcf841380aa57d4aa5 (diff) | |
| download | talos-obmc-linux-adf463626ad8e0a2cdbe17d8bb64c1d9d0ac160d.tar.gz talos-obmc-linux-adf463626ad8e0a2cdbe17d8bb64c1d9d0ac160d.zip | |
ASoC: wm9081: Don't write WM9081_BIAS_ENA bit to WM9081_VMID_CONTROL register
WM9081_BIAS_ENA is the bit[1] of WM9081_BIAS_CONTROL_1 register (05h).
Current code incorrectly write it to WM9081_VMID_CONTROL(04h) register.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc')
| -rw-r--r-- | sound/soc/codecs/wm9081.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/sound/soc/codecs/wm9081.c b/sound/soc/codecs/wm9081.c index fe6561885f39..4a398c3bfe84 100644 --- a/sound/soc/codecs/wm9081.c +++ b/sound/soc/codecs/wm9081.c @@ -807,7 +807,6 @@ static int wm9081_set_bias_level(struct snd_soc_codec *codec, mdelay(100); /* Normal bias enable & soft start off */ - reg |= WM9081_BIAS_ENA; reg &= ~WM9081_VMID_RAMP; snd_soc_write(codec, WM9081_VMID_CONTROL, reg); @@ -830,14 +829,15 @@ static int wm9081_set_bias_level(struct snd_soc_codec *codec, break; case SND_SOC_BIAS_OFF: - /* Startup bias source */ + /* Startup bias source and disable bias */ reg = snd_soc_read(codec, WM9081_BIAS_CONTROL_1); reg |= WM9081_BIAS_SRC; + reg &= ~WM9081_BIAS_ENA; snd_soc_write(codec, WM9081_BIAS_CONTROL_1, reg); - /* Disable VMID and biases with soft ramping */ + /* Disable VMID with soft ramping */ reg = snd_soc_read(codec, WM9081_VMID_CONTROL); - reg &= ~(WM9081_VMID_SEL_MASK | WM9081_BIAS_ENA); + reg &= ~WM9081_VMID_SEL_MASK; reg |= WM9081_VMID_RAMP; snd_soc_write(codec, WM9081_VMID_CONTROL, reg); |
