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Commit d0817657 authored by Bard Liao's avatar Bard Liao Committed by Mark Brown
Browse files

ASoC: rt5670: add set_bclk_ratio in dai ops 



We need to set a specific bit for 50 bclk rate. So add set_bclk_ratio
function to set the bit.

Signed-off-by: default avatarBard Liao <bardliao@realtek.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 8e1b1785

sound/soc/codecs/rt5670.c

+19 −0
Original line number Diff line number Diff line
@@ -2600,6 +2600,24 @@ static int rt5670_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask, 
	return 0;

}



static int rt5670_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio)

{

	struct snd_soc_codec *codec = dai->codec;



	dev_dbg(codec->dev, "%s ratio=%d\n", __func__, ratio);

	if (dai->id != RT5670_AIF1)

		return 0;



	if ((ratio % 50) == 0)

		snd_soc_update_bits(codec, RT5670_GEN_CTRL3,

			RT5670_TDM_DATA_MODE_SEL, RT5670_TDM_DATA_MODE_50FS);

	else

		snd_soc_update_bits(codec, RT5670_GEN_CTRL3,

			RT5670_TDM_DATA_MODE_SEL, RT5670_TDM_DATA_MODE_NOR);



	return 0;

}



static int rt5670_set_bias_level(struct snd_soc_codec *codec,

			enum snd_soc_bias_level level)

{
@@ -2730,6 +2748,7 @@ static const struct snd_soc_dai_ops rt5670_aif_dai_ops = { 
	.set_fmt = rt5670_set_dai_fmt,

	.set_tdm_slot = rt5670_set_tdm_slot,

	.set_pll = rt5670_set_dai_pll,

	.set_bclk_ratio = rt5670_set_bclk_ratio,

};



static struct snd_soc_dai_driver rt5670_dai[] = {

sound/soc/codecs/rt5670.h

+4 −0
Original line number Diff line number Diff line
@@ -1816,6 +1816,10 @@ 
#define RT5670_ZCD_HP_DIS			(0x0 << 15)

#define RT5670_ZCD_HP_EN			(0x1 << 15)



/* General Control 3 (0xfc) */

#define RT5670_TDM_DATA_MODE_SEL		(0x1 << 11)

#define RT5670_TDM_DATA_MODE_NOR		(0x0 << 11)

#define RT5670_TDM_DATA_MODE_50FS		(0x1 << 11)



/* Codec Private Register definition */

/* 3D Speaker Control (0x63) */