The A31 integrated codec has a stereo "Line In" input. Add support for it to the playback paths.
Signed-off-by: Chen-Yu Tsai wens@csie.org --- sound/soc/sunxi/sun4i-codec.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+)
diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c index 12b9e08a3e64..4abac9962165 100644 --- a/sound/soc/sunxi/sun4i-codec.c +++ b/sound/soc/sunxi/sun4i-codec.c @@ -774,6 +774,10 @@ static const struct snd_kcontrol_new sun6i_codec_mixer_controls[] = { SUN6I_CODEC_OM_DACA_CTRL, SUN6I_CODEC_OM_DACA_CTRL_LMIX_DACR, SUN6I_CODEC_OM_DACA_CTRL_RMIX_DACL, 1, 0), + SOC_DAPM_DOUBLE("Line In Playback Switch", + SUN6I_CODEC_OM_DACA_CTRL, + SUN6I_CODEC_OM_DACA_CTRL_LMIX_LINEINL, + SUN6I_CODEC_OM_DACA_CTRL_RMIX_LINEINR, 1, 0), };
/* headphone controls */ @@ -795,6 +799,8 @@ static const struct snd_kcontrol_new sun6i_codec_hp_src[] = { /* volume / mute controls */ static const DECLARE_TLV_DB_SCALE(sun6i_codec_dvol_scale, -7308, 116, 0); static const DECLARE_TLV_DB_SCALE(sun6i_codec_hp_vol_scale, -6300, 100, 1); +static const DECLARE_TLV_DB_SCALE(sun6i_codec_out_mixer_pregain_scale, + -450, 150, 0);
static const struct snd_kcontrol_new sun6i_codec_codec_widgets[] = { SOC_SINGLE_TLV("DAC Playback Volume", SUN4I_CODEC_DAC_DPC, @@ -808,9 +814,16 @@ static const struct snd_kcontrol_new sun6i_codec_codec_widgets[] = { SUN6I_CODEC_OM_DACA_CTRL, SUN6I_CODEC_OM_DACA_CTRL_LHPPAMUTE, SUN6I_CODEC_OM_DACA_CTRL_RHPPAMUTE, 1, 0), + /* Mixer pre-gains */ + SOC_SINGLE_TLV("Line In Playback Volume", + SUN6I_CODEC_OM_PA_CTRL, SUN6I_CODEC_OM_PA_CTRL_LINEING, + 0x7, 0, sun6i_codec_out_mixer_pregain_scale), };
static const struct snd_soc_dapm_widget sun6i_codec_codec_dapm_widgets[] = { + /* Line In */ + SND_SOC_DAPM_INPUT("LINEIN"), + /* Digital parts of the DACs */ SND_SOC_DAPM_SUPPLY("DAC Enable", SUN4I_CODEC_DAC_DPC, SUN4I_CODEC_DAC_DPC_EN_DA, 0, @@ -852,10 +865,12 @@ static const struct snd_soc_dapm_route sun6i_codec_codec_dapm_routes[] = { /* Left Mixer Routes */ { "Left Mixer", "DAC Playback Switch", "Left DAC" }, { "Left Mixer", "DAC Reversed Playback Switch", "Right DAC" }, + { "Left Mixer", "Line In Playback Switch", "LINEIN" },
/* Right Mixer Routes */ { "Right Mixer", "DAC Playback Switch", "Right DAC" }, { "Right Mixer", "DAC Reversed Playback Switch", "Left DAC" }, + { "Right Mixer", "Line In Playback Switch", "LINEIN" },
/* Headphone Routes */ { "Headphone Source Playback Route", "DAC", "Left DAC" },