diff options
| author | Bard Liao <bardliao@realtek.com> | 2014-11-04 08:15:10 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2014-11-04 14:37:35 +0300 |
| commit | 0b2e4959ceacb26eb586698d9ceecc0a6bd30f72 (patch) | |
| tree | 8ec24952894895a7a8556a91fd0c65d2bc1bba2d /sound/soc/codecs/rt5645.c | |
| parent | cd6e82b814ca73c474b1a2fa48a54b251da44655 (diff) | |
| download | linux-0b2e4959ceacb26eb586698d9ceecc0a6bd30f72.tar.xz | |
ASoC: rt5645: make bias level more reasonale
This patah separate bias level off to standby and off. The standby
level will provide the necessary power for JD and push button
functions.
Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/rt5645.c')
| -rw-r--r-- | sound/soc/codecs/rt5645.c | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c index 57ba74292259..1423cb283f15 100644 --- a/sound/soc/codecs/rt5645.c +++ b/sound/soc/codecs/rt5645.c @@ -2069,8 +2069,8 @@ static int rt5645_set_bias_level(struct snd_soc_codec *codec, enum snd_soc_bias_level level) { switch (level) { - case SND_SOC_BIAS_STANDBY: - if (SND_SOC_BIAS_OFF == codec->dapm.bias_level) { + case SND_SOC_BIAS_PREPARE: + if (SND_SOC_BIAS_STANDBY == codec->dapm.bias_level) { snd_soc_update_bits(codec, RT5645_PWR_ANLG1, RT5645_PWR_VREF1 | RT5645_PWR_MB | RT5645_PWR_BG | RT5645_PWR_VREF2, @@ -2085,15 +2085,24 @@ static int rt5645_set_bias_level(struct snd_soc_codec *codec, } break; + case SND_SOC_BIAS_STANDBY: + snd_soc_update_bits(codec, RT5645_PWR_ANLG1, + RT5645_PWR_VREF1 | RT5645_PWR_MB | + RT5645_PWR_BG | RT5645_PWR_VREF2, + RT5645_PWR_VREF1 | RT5645_PWR_MB | + RT5645_PWR_BG | RT5645_PWR_VREF2); + snd_soc_update_bits(codec, RT5645_PWR_ANLG1, + RT5645_PWR_FV1 | RT5645_PWR_FV2, + RT5645_PWR_FV1 | RT5645_PWR_FV2); + break; + case SND_SOC_BIAS_OFF: snd_soc_write(codec, RT5645_DEPOP_M2, 0x1100); snd_soc_write(codec, RT5645_GEN_CTRL1, 0x0128); - snd_soc_write(codec, RT5645_PWR_DIG1, 0x0000); - snd_soc_write(codec, RT5645_PWR_DIG2, 0x0000); - snd_soc_write(codec, RT5645_PWR_VOL, 0x0000); - snd_soc_write(codec, RT5645_PWR_MIXER, 0x0000); - snd_soc_write(codec, RT5645_PWR_ANLG1, 0x0000); - snd_soc_write(codec, RT5645_PWR_ANLG2, 0x0000); + snd_soc_update_bits(codec, RT5645_PWR_ANLG1, + RT5645_PWR_VREF1 | RT5645_PWR_MB | + RT5645_PWR_BG | RT5645_PWR_VREF2 | + RT5645_PWR_FV1 | RT5645_PWR_FV2, 0x0); break; default: |