Add MIC2 Pre-Amplifier, Mic2 input for Allwinner A10 and Allwinner A20.
Previously, there only the Mic1 input and MIC1 Pre-Amplifier was exposed. This exposes the Mic2 input and MIC2 Pre-Amplifier.
Signed-off-by: Danny Milosavljevic dannym@scratchpost.org --- sound/soc/sunxi/sun4i-codec.c | 12 ++++++++++++ 1 file changed, 12 insertions(+)
diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c index 9a3cb7704..7b965bc50 100644 --- a/sound/soc/sunxi/sun4i-codec.c +++ b/sound/soc/sunxi/sun4i-codec.c @@ -64,6 +64,7 @@ #define SUN4I_CODEC_DAC_ACTL_DACAENR (31) #define SUN4I_CODEC_DAC_ACTL_DACAENL (30) #define SUN4I_CODEC_DAC_ACTL_MIXEN (29) +#define SUN4I_CODEC_DAC_ACTL_MICG (20) #define SUN4I_CODEC_DAC_ACTL_LDACLMIXS (15) #define SUN4I_CODEC_DAC_ACTL_RDACRMIXS (14) #define SUN4I_CODEC_DAC_ACTL_LDACRMIXS (13) @@ -673,6 +674,8 @@ static const struct snd_kcontrol_new sun4i_codec_pa_mute = SUN4I_CODEC_DAC_ACTL_PA_MUTE, 1, 0);
static DECLARE_TLV_DB_SCALE(sun4i_codec_pa_volume_scale, -6300, 100, 1); +static DECLARE_TLV_DB_SCALE(sun4i_codec_micin_loopback_gain_scale, -450, 150, + 0);
static const struct snd_kcontrol_new sun4i_codec_controls[] = { SOC_SINGLE_TLV("Power Amplifier Volume", SUN4I_CODEC_DAC_ACTL, @@ -741,6 +744,8 @@ static const struct snd_soc_dapm_widget sun4i_codec_codec_dapm_widgets[] = { /* Mic Pre-Amplifiers */ SND_SOC_DAPM_PGA("MIC1 Pre-Amplifier", SUN4I_CODEC_ADC_ACTL, SUN4I_CODEC_ADC_ACTL_PREG1EN, 0, NULL, 0), + SND_SOC_DAPM_PGA("MIC2 Pre-Amplifier", SUN4I_CODEC_ADC_ACTL, + SUN4I_CODEC_ADC_ACTL_PREG2EN, 0, NULL, 0),
/* Power Amplifier */ SND_SOC_DAPM_MIXER("Power Amplifier", SUN4I_CODEC_ADC_ACTL, @@ -751,6 +756,7 @@ static const struct snd_soc_dapm_widget sun4i_codec_codec_dapm_widgets[] = { &sun4i_codec_pa_mute),
SND_SOC_DAPM_INPUT("Mic1"), + SND_SOC_DAPM_INPUT("Mic2"),
SND_SOC_DAPM_OUTPUT("HP Right"), SND_SOC_DAPM_OUTPUT("HP Left"), @@ -790,6 +796,12 @@ static const struct snd_soc_dapm_route sun4i_codec_codec_dapm_routes[] = { { "Right ADC", NULL, "MIC1 Pre-Amplifier" }, { "MIC1 Pre-Amplifier", NULL, "Mic1"}, { "Mic1", NULL, "VMIC" }, + + /* Mic2 Routes */ + { "Left ADC", NULL, "MIC2 Pre-Amplifier" }, + { "Right ADC", NULL, "MIC2 Pre-Amplifier" }, + { "MIC2 Pre-Amplifier", NULL, "Mic2"}, + { "Mic2", NULL, "VMIC" }, };
static const struct snd_soc_component_driver sun4i_codec_codec = {