leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ASoC: Intel: bytcr_rt5640: fix dai/clock setup for SSP0 routing

Browse Source 
SSP0 uses 16 bits 2ch, SSP2 24 bits 2ch

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Pierre-Louis Bossart 2016-08-12 16:27:52 -05:00 committed by Mark Brown
parent f47088d5ae
commit 038a50e735
1 changed files with 64 additions and 28 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

92
sound/soc/intel/boards/bytcr_rt5640.c
View File

@ -138,8 +138,6 @@ static int byt_rt5640_aif1_hw_params(struct snd_pcm_substream *substream,
struct snd_soc_dai *codec_dai = rtd->codec_dai;
int ret;
snd_soc_dai_set_bclk_ratio(codec_dai, 50);
ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_PLL1,
params_rate(params) * 512,
SND_SOC_CLOCK_IN);
@ -148,9 +146,18 @@ static int byt_rt5640_aif1_hw_params(struct snd_pcm_substream *substream,
return ret;
}
ret = snd_soc_dai_set_pll(codec_dai, 0, RT5640_PLL1_S_BCLK1,
params_rate(params) * 50,
params_rate(params) * 512);
if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) ||
(byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) {
ret = snd_soc_dai_set_pll(codec_dai, 0, RT5640_PLL1_S_BCLK1,
params_rate(params) * 32, /* FIXME */
params_rate(params) * 512);
} else {
ret = snd_soc_dai_set_pll(codec_dai, 0, RT5640_PLL1_S_BCLK1,
params_rate(params) * 50,
params_rate(params) * 512);
}
if (ret < 0) {
dev_err(rtd->dev, "can't set codec pll: %d\n", ret);
return ret;
@ -311,34 +318,63 @@ static int byt_rt5640_codec_fixup(struct snd_soc_pcm_runtime *rtd,
SNDRV_PCM_HW_PARAM_CHANNELS);
int ret;
/* The DSP will covert the FE rate to 48k, stereo, 24bits */
/* The DSP will covert the FE rate to 48k, stereo */
rate->min = rate->max = 48000;
channels->min = channels->max = 2;
/* set SSP2 to 24-bit */
params_set_format(params, SNDRV_PCM_FORMAT_S24_LE);
if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) ||
(byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) {
/*
* Default mode for SSP configuration is TDM 4 slot, override config
* with explicit setting to I2S 2ch 24-bit. The word length is set with
* dai_set_tdm_slot() since there is no other API exposed
*/
ret = snd_soc_dai_set_fmt(rtd->cpu_dai,
SND_SOC_DAIFMT_I2S |
SND_SOC_DAIFMT_NB_IF |
SND_SOC_DAIFMT_CBS_CFS
);
if (ret < 0) {
dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);
return ret;
/* set SSP2 to 16-bit */
params_set_format(params, SNDRV_PCM_FORMAT_S16_LE);
/*
* Default mode for SSP configuration is TDM 4 slot, override config
* with explicit setting to I2S 2ch 16-bit. The word length is set with
* dai_set_tdm_slot() since there is no other API exposed
*/
ret = snd_soc_dai_set_fmt(rtd->cpu_dai,
SND_SOC_DAIFMT_I2S |
SND_SOC_DAIFMT_NB_IF |
SND_SOC_DAIFMT_CBS_CFS
);
if (ret < 0) {
dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);
return ret;
}
ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 16);
if (ret < 0) {
dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
return ret;
}
} else {
/* set SSP2 to 24-bit */
params_set_format(params, SNDRV_PCM_FORMAT_S24_LE);
/*
* Default mode for SSP configuration is TDM 4 slot, override config
* with explicit setting to I2S 2ch 24-bit. The word length is set with
* dai_set_tdm_slot() since there is no other API exposed
*/
ret = snd_soc_dai_set_fmt(rtd->cpu_dai,
SND_SOC_DAIFMT_I2S |
SND_SOC_DAIFMT_NB_IF |
SND_SOC_DAIFMT_CBS_CFS
);
if (ret < 0) {
dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);
return ret;
}
ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 24);
if (ret < 0) {
dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
return ret;
}
}
ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 24);
if (ret < 0) {
dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
return ret;
}
return 0;
}