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Commit ed2dd7da authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Mark Brown
Browse files

ASoC: ak4642: add ak4642_set_bias_level() 



Signed-off-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 88c494b9

sound/soc/codecs/ak4642.c

+29 −4
Original line number Diff line number Diff line
@@ -196,8 +196,8 @@ static int ak4642_dai_startup(struct snd_pcm_substream *substream, 
		snd_soc_update_bits(codec, MD_CTL3, BST1, BST1);

		snd_soc_write(codec, L_IVC, 0x91); /* volume */

		snd_soc_write(codec, R_IVC, 0x91); /* volume */

		snd_soc_update_bits(codec, PW_MGMT1, PMVCM | PMMIN | PMDAC,

						     PMVCM | PMMIN | PMDAC);

		snd_soc_update_bits(codec, PW_MGMT1, PMMIN | PMDAC,

						     PMMIN | PMDAC);

		snd_soc_update_bits(codec, PW_MGMT2, PMHP_MASK,	PMHP);

		snd_soc_update_bits(codec, PW_MGMT2, HPMTN,	HPMTN);

	} else {
@@ -217,8 +217,7 @@ static int ak4642_dai_startup(struct snd_pcm_substream *substream, 
		snd_soc_write(codec, SG_SL1, PMMP | MGAIN0);

		snd_soc_write(codec, TIMER, ZTM(0x3) | WTM(0x3));

		snd_soc_write(codec, ALC_CTL1, ALC | LMTH0);

		snd_soc_update_bits(codec, PW_MGMT1, PMVCM | PMADL,

						     PMVCM | PMADL);

		snd_soc_update_bits(codec, PW_MGMT1, PMADL, PMADL);

		snd_soc_update_bits(codec, PW_MGMT3, PMADR, PMADR);

	}
@@ -376,6 +375,22 @@ static int ak4642_dai_hw_params(struct snd_pcm_substream *substream, 
	return 0;

}



static int ak4642_set_bias_level(struct snd_soc_codec *codec,

				 enum snd_soc_bias_level level)

{

	switch (level) {

	case SND_SOC_BIAS_OFF:

		snd_soc_write(codec, PW_MGMT1, 0x00);

		break;

	default:

		snd_soc_update_bits(codec, PW_MGMT1, PMVCM, PMVCM);

		break;

	}

	codec->dapm.bias_level = level;



	return 0;

}



static struct snd_soc_dai_ops ak4642_dai_ops = {

	.startup	= ak4642_dai_startup,

	.shutdown	= ak4642_dai_shutdown,
@@ -425,12 +440,22 @@ static int ak4642_probe(struct snd_soc_codec *codec) 
	snd_soc_add_controls(codec, ak4642_snd_controls,

			     ARRAY_SIZE(ak4642_snd_controls));



	ak4642_set_bias_level(codec, SND_SOC_BIAS_STANDBY);



	return 0;

}



static int ak4642_remove(struct snd_soc_codec *codec)

{

	ak4642_set_bias_level(codec, SND_SOC_BIAS_OFF);

	return 0;

}



static struct snd_soc_codec_driver soc_codec_dev_ak4642 = {

	.probe			= ak4642_probe,

	.remove			= ak4642_remove,

	.resume			= ak4642_resume,

	.set_bias_level		= ak4642_set_bias_level,

	.reg_cache_size		= ARRAY_SIZE(ak4642_reg),

	.reg_word_size		= sizeof(u8),

	.reg_cache_default	= ak4642_reg,