@@ -175,6 +175,15 @@ static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(jz4725b_out_tlv,
12, 23, TLV_DB_SCALE_ITEM(-1050, 100, 0),
24, 31, TLV_DB_SCALE_ITEM( 100, 50, 0),
);
+static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(jz4725b_mic_boost_tlv, 0, 2000, 0);
+
+static const char * const jz4725b_mic_mode_texts[] = {
+ "Single Ended", "Differential",
+};
+
+static const struct soc_enum jz4725b_mic_mode_enum =
+ SOC_ENUM_SINGLE(JZ4725B_CODEC_REG_CR3, REG_CR3_MICDIFF_OFFSET,
+ 2, jz4725b_mic_mode_texts);
static const struct snd_kcontrol_new jz4725b_codec_controls[] = {
SOC_DOUBLE_TLV("DAC Playback Volume",
@@ -219,6 +228,13 @@ static const struct snd_kcontrol_new jz4725b_codec_controls[] = {
SOC_SINGLE("High-Pass Filter Capture Switch",
JZ4725B_CODEC_REG_CR2,
REG_CR2_ADC_HPF_OFFSET, 1, 0),
+
+ SOC_ENUM("Mic Mode Capture Switch", jz4725b_mic_mode_enum),
+
+ SOC_SINGLE_TLV("Mic1 Boost Capture Volume",
+ JZ4725B_CODEC_REG_PMR2,
+ REG_PMR2_GIM_OFFSET,
+ 1, 0, jz4725b_mic_boost_tlv),
};
static const char * const jz4725b_codec_adc_src_texts[] = {
Microphone input can be single ended or differential, although known SoCs with that codec expose MIC1P only. Also there is 20dB mic boost in the Mic1 path. Signed-off-by: Siarhei Volkau <lis8215@gmail.com> --- sound/soc/codecs/jz4725b.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+)