Signed-off-by: Danny Milosavljevic dannym@scratchpost.org --- sound/soc/sunxi/sun4i-codec.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+)
diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c index 2f65aa72..a2435c6e 100644 --- a/sound/soc/sunxi/sun4i-codec.c +++ b/sound/soc/sunxi/sun4i-codec.c @@ -96,6 +96,7 @@ #define SUN4I_CODEC_ADC_ACTL_VMICEN (27) #define SUN4I_CODEC_ADC_ACTL_VADCG (20) #define SUN4I_CODEC_ADC_ACTL_ADCIS (17) +#define SUN4I_CODEC_ADC_ACTL_LNRDF (16) #define SUN4I_CODEC_ADC_ACTL_PA_EN (4) #define SUN4I_CODEC_ADC_ACTL_DDE (3) #define SUN4I_CODEC_ADC_DEBUG (0x2c) @@ -644,6 +645,20 @@ static const struct snd_kcontrol_new sun4i_codec_pa_mute =
static DECLARE_TLV_DB_SCALE(sun4i_codec_pa_volume_scale, -6300, 100, 1);
+static const char * const sun4i_codec_difflinein_capture_source[] = { + "Stereo", + "Differential", +}; + +static SOC_ENUM_SINGLE_DECL(sun4i_codec_enum_difflinein_capture_source, + SUN4I_CODEC_ADC_ACTL, + SUN4I_CODEC_ADC_ACTL_LNRDF, + sun4i_codec_difflinein_capture_source); + +static const struct snd_kcontrol_new sun4i_codec_difflinein_capture_source_controls = + SOC_DAPM_ENUM("Differential Line Capture Switch", + sun4i_codec_enum_difflinein_capture_source); + 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, @@ -720,6 +735,12 @@ static const struct snd_soc_dapm_widget sun4i_codec_codec_dapm_widgets[] = { SND_SOC_DAPM_SWITCH("Power Amplifier Mute", SND_SOC_NOPM, 0, 0, &sun4i_codec_pa_mute),
+ /* MUX */ + SND_SOC_DAPM_MUX("Differential Line Capture Switch", SND_SOC_NOPM, + 0, + 0, + &sun4i_codec_difflinein_capture_source_controls), + /* Inputs */ SND_SOC_DAPM_INPUT("Mic1"), SND_SOC_DAPM_INPUT("Mic2"), @@ -767,6 +788,11 @@ 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" }, + + /* LNRDF Routes */ + { "Differential Line Capture Switch", "Differential", "Line Left" }, + { "Differential Line Capture Switch", "Differential", "Line Right" }, + };
static struct snd_soc_codec_driver sun4i_codec_codec = {