diff options
| author | Peter Ujfalusi <peter.ujfalusi@nokia.com> | 2011-03-24 09:11:49 +0200 |
|---|---|---|
| committer | Liam Girdwood <lrg@slimlogic.co.uk> | 2011-03-26 15:51:06 +0000 |
| commit | 4b8ffdb959c35f5e271fb7e08635dbdb2593018f (patch) | |
| tree | 6c347d35b182bfbb164b8f80a5e19ce870fea195 /sound/soc/codecs/tlv320dac33.c | |
| parent | 333802e90d3f0366c4a1cb767e2783d2e1df73a8 (diff) | |
| download | linux-4b8ffdb959c35f5e271fb7e08635dbdb2593018f.tar.bz2 | |
ASoC: tlv320dac33: Move codec power up to DAPM
Move the codec power on (in reg 0x01, bit 4) from
set_bias_level:SND_SOC_BIAS_ON to a DAPM supply.
In this way we can be sure, that all the things within
the codec is powered before the external amp is
going to be enabled.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@nokia.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
Diffstat (limited to 'sound/soc/codecs/tlv320dac33.c')
| -rw-r--r-- | sound/soc/codecs/tlv320dac33.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/sound/soc/codecs/tlv320dac33.c b/sound/soc/codecs/tlv320dac33.c index 00b6d87e7bdb..4857f2ae0666 100644 --- a/sound/soc/codecs/tlv320dac33.c +++ b/sound/soc/codecs/tlv320dac33.c @@ -583,6 +583,9 @@ static const struct snd_soc_dapm_widget dac33_dapm_widgets[] = { SND_SOC_DAPM_SUPPLY("Right DAC Power", DAC33_RDAC_PWR_CTRL, 2, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("Codec Power", + DAC33_PWR_CTRL, 4, 0, NULL, 0), + SND_SOC_DAPM_PRE("Pre Playback", dac33_playback_event), SND_SOC_DAPM_POST("Post Playback", dac33_playback_event), }; @@ -615,6 +618,9 @@ static const struct snd_soc_dapm_route audio_map[] = { /* output */ {"LEFT_LO", NULL, "Output Left Amplifier"}, {"RIGHT_LO", NULL, "Output Right Amplifier"}, + + {"LEFT_LO", NULL, "Codec Power"}, + {"RIGHT_LO", NULL, "Codec Power"}, }; static int dac33_add_widgets(struct snd_soc_codec *codec) @@ -632,13 +638,10 @@ static int dac33_add_widgets(struct snd_soc_codec *codec) static int dac33_set_bias_level(struct snd_soc_codec *codec, enum snd_soc_bias_level level) { - struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec); int ret; switch (level) { case SND_SOC_BIAS_ON: - if (!dac33->substream) - dac33_soft_power(codec, 1); break; case SND_SOC_BIAS_PREPARE: break; |