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ASoC: wm8974: remove unsupported clock mode
In DSP_A mode, BIT7 of IFACE should bit 0 according to datasheet (ie. inverted frame clock is not support in this mode). Signed-off-by: Puyou Lu <puyou.lu@gmail.com> Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com> Link: https://lore.kernel.org/r/1593657056-4989-1-git-send-email-puyou.lu@gmail.com Signed-off-by: Mark Brown <broonie@kernel.org>
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@ -474,6 +474,10 @@ static int wm8974_set_dai_fmt(struct snd_soc_dai *codec_dai,
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iface |= 0x0008;
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break;
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case SND_SOC_DAIFMT_DSP_A:
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if ((fmt & SND_SOC_DAIFMT_INV_MASK) == SND_SOC_DAIFMT_IB_IF ||
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(fmt & SND_SOC_DAIFMT_INV_MASK) == SND_SOC_DAIFMT_NB_IF) {
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return -EINVAL;
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}
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iface |= 0x00018;
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break;
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default:
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