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ASoC: rt5670: add set_bclk_ratio in dai ops

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

Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Bard Liao 2017-09-13 14:50:17 +08:00 committed by Mark Brown
parent 8e1b178548
commit d0817657f6
2 changed files with 23 additions and 0 deletions
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19
sound/soc/codecs/rt5670.c
View file

@ -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[] = {

4
sound/soc/codecs/rt5670.h
View file

@ -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) */