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ASoC: msm8916-wcd-analog: Add MIC BIAS Internal3 

PM8916 has three TX inputs that each have an (optional) internal
RBIAS resistor. MIC BIAS Internal1/2 (for TX1/2) are already supported.
TX3 does not have its own MIC BIAS supply, instead it is also supplied
from MIC_BIAS1.

Now that we have simplified the MIC BIAS Internal* implementation
we can easily add support for it:

Add a MIC BIAS Internal3 supply that enables the internal RBIAS
resistor on TX3, and make sure to also enable the MIC_BIAS1 supply.

Tested-by: Nikita Travkin <nikitos.tr@gmail.com> # longcheer-l8150
Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20200114181229.42302-2-stephan@gerhold.net
Signed-off-by: Mark Brown <broonie@kernel.org>
alistair/sensors
Stephan Gerhold 2020-01-14 19:12:29 +01:00 committed by Mark Brown
parent 65fe457e7b
commit 00d852326e
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1 changed files with 4 additions and 0 deletions
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4
sound/soc/codecs/msm8916-wcd-analog.c
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@ -856,6 +856,7 @@ static const struct snd_soc_dapm_route pm8916_wcd_analog_audio_map[] = {
{"MIC BIAS Internal1", NULL, "MIC_BIAS1"},
{"MIC BIAS External2", NULL, "MIC_BIAS2"},
{"MIC BIAS Internal2", NULL, "MIC_BIAS2"},
{"MIC BIAS Internal3", NULL, "MIC_BIAS1"},
};
static const struct snd_soc_dapm_widget pm8916_wcd_analog_dapm_widgets[] = {
@ -924,6 +925,9 @@ static const struct snd_soc_dapm_widget pm8916_wcd_analog_dapm_widgets[] = {
pm8916_wcd_analog_enable_micbias_int2,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_SUPPLY("MIC BIAS Internal3", CDC_A_MICB_1_INT_RBIAS, 1, 0,
pm8916_wcd_analog_enable_micbias_int,
SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_ADC_E("ADC1", NULL, CDC_A_TX_1_EN, 7, 0,
pm8916_wcd_analog_enable_adc,