ASoC: tlv320dac33: Move DAC LR power on to a supply widget
The power for the DACs need to be enabled, even when only
the analog bypass is in use with the codec, otherwise
the audio is going to be distorted.
Make sure that the DACs are powered all the time, when
there is audio activity.
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>
diff --git a/sound/soc/codecs/tlv320dac33.c b/sound/soc/codecs/tlv320dac33.c
index e2e873e..cee0f99 100644
--- a/sound/soc/codecs/tlv320dac33.c
+++ b/sound/soc/codecs/tlv320dac33.c
@@ -590,8 +590,8 @@
SND_SOC_DAPM_INPUT("LINEL"),
SND_SOC_DAPM_INPUT("LINER"),
- SND_SOC_DAPM_DAC("DACL", "Left Playback", DAC33_LDAC_PWR_CTRL, 2, 0),
- SND_SOC_DAPM_DAC("DACR", "Right Playback", DAC33_RDAC_PWR_CTRL, 2, 0),
+ SND_SOC_DAPM_DAC("DACL", "Left Playback", SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_DAC("DACR", "Right Playback", SND_SOC_NOPM, 0, 0),
/* Analog bypass */
SND_SOC_DAPM_SWITCH("Analog Left Bypass", SND_SOC_NOPM, 0, 0,
@@ -604,6 +604,11 @@
SND_SOC_DAPM_REG(snd_soc_dapm_mixer, "Output Right Amplifier",
DAC33_OUT_AMP_PWR_CTRL, 4, 3, 3, 0),
+ SND_SOC_DAPM_SUPPLY("Left DAC Power",
+ DAC33_LDAC_PWR_CTRL, 2, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("Right DAC Power",
+ DAC33_RDAC_PWR_CTRL, 2, 0, NULL, 0),
+
SND_SOC_DAPM_PRE("Prepare Playback", playback_event),
};
@@ -618,6 +623,9 @@
{"Output Left Amplifier", NULL, "Analog Left Bypass"},
{"Output Right Amplifier", NULL, "Analog Right Bypass"},
+ {"Output Left Amplifier", NULL, "Left DAC Power"},
+ {"Output Right Amplifier", NULL, "Right DAC Power"},
+
/* output */
{"LEFT_LO", NULL, "Output Left Amplifier"},
{"RIGHT_LO", NULL, "Output Right Amplifier"},