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ASoC: pcm3060: Add powersaving widgets for DAC and ADC
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Enable DAC/ADC only when playing/capturing

Signed-off-by: Kirill Marinushkin <kmarinushkin@birdec.tech>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Kirill Marinushkin authored and Mark Brown committed Dec 13, 2018
1 parent 33f8db9 commit bb9963b
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Showing 2 changed files with 12 additions and 4 deletions.
14 changes: 10 additions & 4 deletions sound/soc/codecs/pcm3060.c
Original file line number Diff line number Diff line change
Expand Up @@ -198,19 +198,25 @@ static const struct snd_kcontrol_new pcm3060_dapm_controls[] = {
};

static const struct snd_soc_dapm_widget pcm3060_dapm_widgets[] = {
SND_SOC_DAPM_DAC("DAC", "Playback", PCM3060_REG64,
PCM3060_REG_SHIFT_DAPSV, 1),

SND_SOC_DAPM_OUTPUT("OUTL"),
SND_SOC_DAPM_OUTPUT("OUTR"),

SND_SOC_DAPM_INPUT("INL"),
SND_SOC_DAPM_INPUT("INR"),

SND_SOC_DAPM_ADC("ADC", "Capture", PCM3060_REG64,
PCM3060_REG_SHIFT_ADPSV, 1),
};

static const struct snd_soc_dapm_route pcm3060_dapm_map[] = {
{ "OUTL", NULL, "Playback" },
{ "OUTR", NULL, "Playback" },
{ "OUTL", NULL, "DAC" },
{ "OUTR", NULL, "DAC" },

{ "Capture", NULL, "INL" },
{ "Capture", NULL, "INR" },
{ "ADC", NULL, "INL" },
{ "ADC", NULL, "INR" },
};

/* soc component */
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2 changes: 2 additions & 0 deletions sound/soc/codecs/pcm3060.h
Original file line number Diff line number Diff line change
Expand Up @@ -37,7 +37,9 @@ int pcm3060_remove(struct device *dev);
#define PCM3060_REG_MRST 0x80
#define PCM3060_REG_SRST 0x40
#define PCM3060_REG_ADPSV 0x20
#define PCM3060_REG_SHIFT_ADPSV 0x05
#define PCM3060_REG_DAPSV 0x10
#define PCM3060_REG_SHIFT_DAPSV 0x04
#define PCM3060_REG_SE 0x01

#define PCM3060_REG65 0x41
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