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ASoC: sun4i-codec: Add Mic Playback Volume

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Add a control "Mic Playback Volume" that allows the user to control the
MIC gain stage (common for Mic1 and Mic2) leading to the output mixer.

Signed-off-by: Danny Milosavljevic <dannym@scratchpost.org>
Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Danny Milosavljevic 2019-01-30 11:39:38 +01:00 committed by Mark Brown
parent 63bd84890f
commit b5a656030c
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GPG Key ID: 24D68B725D5487D0
1 changed files with 3 additions and 0 deletions
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3
sound/soc/sunxi/sun4i-codec.c
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@ -681,6 +681,9 @@ static const struct snd_kcontrol_new sun4i_codec_controls[] = {
SOC_SINGLE_TLV("Power Amplifier Volume", SUN4I_CODEC_DAC_ACTL,
SUN4I_CODEC_DAC_ACTL_PA_VOL, 0x3F, 0,
sun4i_codec_pa_volume_scale),
SOC_SINGLE_TLV("Mic Playback Volume", SUN4I_CODEC_DAC_ACTL,
SUN4I_CODEC_DAC_ACTL_MICG, 7, 0,
sun4i_codec_micin_loopback_gain_scale),
};
static const struct snd_kcontrol_new sun4i_codec_left_mixer_controls[] = {