Support DAC filter characteristics selection: Normal mode and Sloping stopband. Sloping stopband may have better frequency response.
Signed-off-by: Shengjiu Wang shengjiu.wang@nxp.com --- sound/soc/codecs/wm8960.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/sound/soc/codecs/wm8960.c b/sound/soc/codecs/wm8960.c index 366f5d769d6d..ff1355306b43 100644 --- a/sound/soc/codecs/wm8960.c +++ b/sound/soc/codecs/wm8960.c @@ -155,6 +155,7 @@ static const char *wm8960_adc_data_output_sel[] = { "Left Data = Right ADC; Right Data = Left ADC", }; static const char *wm8960_dmonomix[] = {"Stereo", "Mono"}; +static const char *wm8960_dacslope[] = {"Normal", "Sloping"};
static const struct soc_enum wm8960_enum[] = { SOC_ENUM_SINGLE(WM8960_DACCTL1, 5, 4, wm8960_polarity), @@ -165,6 +166,7 @@ static const struct soc_enum wm8960_enum[] = { SOC_ENUM_SINGLE(WM8960_ALC3, 8, 2, wm8960_alcmode), SOC_ENUM_SINGLE(WM8960_ADDCTL1, 2, 4, wm8960_adc_data_output_sel), SOC_ENUM_SINGLE(WM8960_ADDCTL1, 4, 2, wm8960_dmonomix), + SOC_ENUM_SINGLE(WM8960_DACCTL2, 1, 2, wm8960_dacslope), };
static const int deemph_settings[] = { 0, 32000, 44100, 48000 }; @@ -307,6 +309,7 @@ SOC_SINGLE_TLV("Right Output Mixer RINPUT3 Volume",
SOC_ENUM("ADC Data Output Select", wm8960_enum[6]), SOC_ENUM("DAC Mono Mix", wm8960_enum[7]), +SOC_ENUM("DAC filter characteristics", wm8960_enum[8]), };
static const struct snd_kcontrol_new wm8960_lin_boost[] = {