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Commit 4290239c authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Mark Brown
Browse files

ASoC: TWL4030: Add volume controls for outputs 



All outputs have dedicated gain controls except the
HandsFree output.

Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@nokia.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent d889a72c

sound/soc/codecs/twl4030.c

+21 −0
Original line number Diff line number Diff line
@@ -366,6 +366,12 @@ static DECLARE_TLV_DB_SCALE(digital_coarse_tlv, 0, 600, 0); 
 */

static DECLARE_TLV_DB_SCALE(analog_tlv, -2400, 200, 0);



/*

 * Gain controls tied to outputs

 * -6 dB to 6 dB in 6 dB steps (mute instead of -12)

 */

static DECLARE_TLV_DB_SCALE(output_tvl, -1200, 600, 1);



/*

 * Capture gain after the ADCs

 * from 0 dB to 31 dB in 1 dB steps
@@ -395,6 +401,21 @@ static const struct snd_kcontrol_new twl4030_snd_controls[] = { 
		TWL4030_REG_ARXL2_APGA_CTL, TWL4030_REG_ARXR2_APGA_CTL,

		3, 0x12, 1, analog_tlv),



	/* Separate output gain controls */

	SOC_DOUBLE_R_TLV_TWL4030("PreDriv Playback Volume",

		TWL4030_REG_PREDL_CTL, TWL4030_REG_PREDR_CTL,

		4, 3, 0, output_tvl),



	SOC_DOUBLE_TLV_TWL4030("Headset Playback Volume",

		TWL4030_REG_HS_GAIN_SET, 0, 2, 3, 0, output_tvl),



	SOC_DOUBLE_R_TLV_TWL4030("Carkit Playback Volume",

		TWL4030_REG_PRECKL_CTL, TWL4030_REG_PRECKR_CTL,

		4, 3, 0, output_tvl),



	SOC_SINGLE_TLV_TWL4030("Earpiece Playback Volume",

		TWL4030_REG_EAR_CTL, 4, 3, 0, output_tvl),



	/* Common capture gain controls */

	SOC_DOUBLE_R_TLV("Capture Volume",

		TWL4030_REG_ATXL1PGA, TWL4030_REG_ATXR1PGA,