Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit e3a4d958 authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Mark Brown
Browse files

ASoC: ak4613: add Digital Playback Volume support 



For L/ROUT1 to L/ROUT6

Signed-off-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent b0757062

sound/soc/codecs/ak4613.c

+28 −0
Original line number Diff line number Diff line
@@ -22,6 +22,7 @@ 
#include <linux/regmap.h>

#include <sound/soc.h>

#include <sound/pcm_params.h>

#include <sound/tlv.h>



#define PW_MGMT1	0x00 /* Power Management 1 */

#define PW_MGMT2	0x01 /* Power Management 2 */
@@ -91,6 +92,31 @@ struct ak4613_interface { 
	struct ak4613_formats playback;

};



/*

 * Playback Volume

 *

 * max : 0x00 : 0 dB

 *       ( 0.5 dB step )

 * min : 0xFE : -127.0 dB

 * mute: 0xFF

 */

static const DECLARE_TLV_DB_SCALE(out_tlv, -12750, 50, 1);



static const struct snd_kcontrol_new ak4613_snd_controls[] = {

	SOC_DOUBLE_R_TLV("Digital Playback Volume1", LOUT1, ROUT1,

			 0, 0xFF, 1, out_tlv),

	SOC_DOUBLE_R_TLV("Digital Playback Volume2", LOUT2, ROUT2,

			 0, 0xFF, 1, out_tlv),

	SOC_DOUBLE_R_TLV("Digital Playback Volume3", LOUT3, ROUT3,

			 0, 0xFF, 1, out_tlv),

	SOC_DOUBLE_R_TLV("Digital Playback Volume4", LOUT4, ROUT4,

			 0, 0xFF, 1, out_tlv),

	SOC_DOUBLE_R_TLV("Digital Playback Volume5", LOUT5, ROUT5,

			 0, 0xFF, 1, out_tlv),

	SOC_DOUBLE_R_TLV("Digital Playback Volume6", LOUT6, ROUT6,

			 0, 0xFF, 1, out_tlv),

};



static const struct reg_default ak4613_reg[] = {

	{ 0x0,  0x0f }, { 0x1,  0x07 }, { 0x2,  0x3f }, { 0x3,  0x20 },

	{ 0x4,  0x20 }, { 0x5,  0x55 }, { 0x6,  0x05 }, { 0x7,  0x07 },
@@ -397,6 +423,8 @@ static int ak4613_resume(struct snd_soc_codec *codec) 
static struct snd_soc_codec_driver soc_codec_dev_ak4613 = {

	.resume			= ak4613_resume,

	.set_bias_level		= ak4613_set_bias_level,

	.controls		= ak4613_snd_controls,

	.num_controls		= ARRAY_SIZE(ak4613_snd_controls),

	.dapm_widgets		= ak4613_dapm_widgets,

	.num_dapm_widgets	= ARRAY_SIZE(ak4613_dapm_widgets),

	.dapm_routes		= ak4613_intercon,