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ASoC: mediatek: mt8192: change mclk_multiple of TDM from 128 to 512 

mclk = rate * mclk_multiple
bclk = rate * channel * sample_width

If TDM outputs 8 channels and 32 bits, bclk will be greater than mclk.

Changes the ratio from 128 to 512.

Signed-off-by: Tzung-Bi Shih <tzungbi@google.com>
Link: https://lore.kernel.org/r/20210120080850.699354-4-tzungbi@google.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Tzung-Bi Shih 2021-01-20 16:08:48 +08:00 committed by Mark Brown
parent 12295ef970
commit df369921d7
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1 changed files with 1 additions and 1 deletions
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sound/soc/mediatek/mt8192/mt8192-dai-tdm.c
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@ -738,7 +738,7 @@ static struct mtk_afe_tdm_priv *init_tdm_priv_data(struct mtk_base_afe *afe)
if (!tdm_priv)
return NULL;
tdm_priv->mclk_multiple = 128;
tdm_priv->mclk_multiple = 512;
tdm_priv->bck_id = MT8192_I2S4_BCK;
tdm_priv->mclk_id = MT8192_I2S4_MCK;
tdm_priv->id = MT8192_DAI_TDM;