diff options
| -rw-r--r-- | sound/soc/codecs/ad1836.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/sound/soc/codecs/ad1836.c b/sound/soc/codecs/ad1836.c index 78d38cb62c0..4390d4630de 100644 --- a/sound/soc/codecs/ad1836.c +++ b/sound/soc/codecs/ad1836.c @@ -124,6 +124,13 @@ static const struct snd_soc_dapm_route ad183x_dapm_routes[] = { { "ADC", NULL, "ADC_PWR" }, }; +static const DECLARE_TLV_DB_SCALE(ad1836_in_tlv, 0, 300, 0); + +static const struct snd_kcontrol_new ad1836_controls[] = { + SOC_DOUBLE_TLV("ADC2 Capture Volume", AD183X_ADC_CTRL1, 3, 0, 4, 0, + ad1836_in_tlv), +}; + /* * DAI ops entries */ @@ -280,6 +287,10 @@ static int ad1836_probe(struct snd_soc_codec *codec) if (ad1836->type == AD1836) { /* left/right diff:PGA/MUX */ snd_soc_write(codec, AD1836_ADC_CTRL3, 0x3A); + ret = snd_soc_add_controls(codec, ad1836_controls, + ARRAY_SIZE(ad1836_controls)); + if (ret) + return ret; } else { snd_soc_write(codec, AD1836_ADC_CTRL3, 0x00); } |