提交 18cc8d8d 编写于 作者: J Joonyoung Shim 提交者: Mark Brown

ASoC: TWL4030: Fix gain control for earpiece amplifier

The gain control for earpiece amplifier uses 0dB ~ 12dB according to the
TRM, but the present code is implemented to -6dB ~ 6dB.
Signed-off-by: NJoonyoung Shim <jy0922.shim@samsung.com>
Acked-by: NPeter Ujfalusi <peter.ujfalusi@nokia.com>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>
上级 0c95de73
...@@ -835,6 +835,12 @@ static DECLARE_TLV_DB_SCALE(analog_tlv, -2400, 200, 0); ...@@ -835,6 +835,12 @@ static DECLARE_TLV_DB_SCALE(analog_tlv, -2400, 200, 0);
*/ */
static DECLARE_TLV_DB_SCALE(output_tvl, -1200, 600, 1); static DECLARE_TLV_DB_SCALE(output_tvl, -1200, 600, 1);
/*
* Gain control for earpiece amplifier
* 0 dB to 12 dB in 6 dB steps (mute instead of -6)
*/
static DECLARE_TLV_DB_SCALE(output_ear_tvl, -600, 600, 1);
/* /*
* Capture gain after the ADCs * Capture gain after the ADCs
* from 0 dB to 31 dB in 1 dB steps * from 0 dB to 31 dB in 1 dB steps
...@@ -900,7 +906,7 @@ static const struct snd_kcontrol_new twl4030_snd_controls[] = { ...@@ -900,7 +906,7 @@ static const struct snd_kcontrol_new twl4030_snd_controls[] = {
4, 3, 0, output_tvl), 4, 3, 0, output_tvl),
SOC_SINGLE_TLV_TWL4030("Earpiece Playback Volume", SOC_SINGLE_TLV_TWL4030("Earpiece Playback Volume",
TWL4030_REG_EAR_CTL, 4, 3, 0, output_tvl), TWL4030_REG_EAR_CTL, 4, 3, 0, output_ear_tvl),
/* Common capture gain controls */ /* Common capture gain controls */
SOC_DOUBLE_R_TLV("TX1 Digital Capture Volume", SOC_DOUBLE_R_TLV("TX1 Digital Capture Volume",
......
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