[alsa-devel] [PATCH 5/6] ASoC: max9867: DSP mode

Ladislav Michl ladis at linux-mips.org
Thu Mar 1 15:21:30 CET 2018


Add configuration for DSP mode.

Signed-off-by: Ladislav Michl <ladis at linux-mips.org>
---
 sound/soc/codecs/max9867.c | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/sound/soc/codecs/max9867.c b/sound/soc/codecs/max9867.c
index 4160523ea720..4ea3287162ad 100644
--- a/sound/soc/codecs/max9867.c
+++ b/sound/soc/codecs/max9867.c
@@ -325,10 +325,16 @@ static int max9867_dai_set_fmt(struct snd_soc_dai *codec_dai,
 		return -EINVAL;
 	}
 
-	/* for i2s compatible mode */
-	iface1A |= MAX9867_I2S_DLY;
-	/* SDOUT goes to hiz state after all data is transferred */
-	iface1A |= MAX9867_SDOUT_HIZ;
+	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+	case SND_SOC_DAIFMT_I2S:
+		iface1A |= MAX9867_I2S_DLY;
+		break;
+	case SND_SOC_DAIFMT_DSP_A:
+		iface1A |= MAX9867_TDM_MODE | MAX9867_SDOUT_HIZ;
+		break;
+	default:
+		return -EINVAL;
+	}
 
 	/* Clock inversion bits, BCI and WCI */
 	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
-- 
2.16.2



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