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authorPeter Ujfalusi <peter.ujfalusi@nokia.com>2011-03-24 09:11:49 +0200
committerLiam Girdwood <lrg@slimlogic.co.uk>2011-03-26 15:51:06 +0000
commit4b8ffdb959c35f5e271fb7e08635dbdb2593018f (patch)
tree6c347d35b182bfbb164b8f80a5e19ce870fea195 /sound/soc
parent333802e90d3f0366c4a1cb767e2783d2e1df73a8 (diff)
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')
-rw-r--r--sound/soc/codecs/tlv320dac33.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/sound/soc/codecs/tlv320dac33.c b/sound/soc/codecs/tlv320dac33.c
index 00b6d87e7bd..4857f2ae066 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;