Add Differential Line Source for Allwinner A10 and Allwinner A20.
Signed-off-by: Danny Milosavljevic dannym@scratchpost.org --- sound/soc/sunxi/sun4i-codec.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+)
diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c index bcd665d..085a603 100644 --- a/sound/soc/sunxi/sun4i-codec.c +++ b/sound/soc/sunxi/sun4i-codec.c @@ -110,6 +110,7 @@ #define SUN4I_CODEC_ADC_ACTL_VADCG (20) #define SUN4I_CODEC_ADC_ACTL_ADCIS (17) #define SUN4I_CODEC_ADC_ACTL_LNPREG (13) +#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) @@ -675,6 +676,20 @@ static DECLARE_TLV_DB_RANGE(sun7i_codec_micin_preamp_gain_scale, 0, 0, TLV_DB_SCALE_ITEM(0, 0, 0), 1, 7, TLV_DB_SCALE_ITEM(2400, 300, 0));
+static const char * const sun4i_codec_difflinein_source[] = { + "Stereo", + "Differential", +}; + +static SOC_ENUM_SINGLE_DECL(sun4i_codec_enum_difflinein_source, + SUN4I_CODEC_ADC_ACTL, + SUN4I_CODEC_ADC_ACTL_LNRDF, + sun4i_codec_difflinein_source); + +static const struct snd_kcontrol_new sun4i_codec_difflinein_source_controls = + SOC_DAPM_ENUM("Differential Line Source", + sun4i_codec_enum_difflinein_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, @@ -792,6 +807,11 @@ 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 Source", SND_SOC_NOPM, + 0, 0, + &sun4i_codec_difflinein_source_controls), + SND_SOC_DAPM_INPUT("Line Right"), SND_SOC_DAPM_INPUT("Line Left"), SND_SOC_DAPM_INPUT("FM Right"), @@ -851,6 +871,10 @@ static const struct snd_soc_dapm_route sun4i_codec_codec_dapm_routes[] = { { "Right ADC", NULL, "MIC2 Pre-Amplifier" }, { "MIC2 Pre-Amplifier", NULL, "Mic2"}, { "Mic2", NULL, "VMIC" }, + + /* LNRDF Routes */ + { "Differential Line Source", "Differential", "Line Left" }, + { "Differential Line Source", "Differential", "Line Right" }, };
struct sun4i_codec_quirks {