diff --git a/sound/soc/codecs/alc5623.c b/sound/soc/codecs/alc5623.c
index a9946dcdc9f6..ec229b315f9f 100644
--- a/sound/soc/codecs/alc5623.c
+++ b/sound/soc/codecs/alc5623.c
@@ -678,14 +678,9 @@ static int alc5623_set_dai_fmt(struct snd_soc_dai *codec_dai,
 	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
 	case SND_SOC_DAIFMT_NB_NF:
 		break;
-	case SND_SOC_DAIFMT_IB_IF:
-		iface |= ALC5623_DAI_MAIN_I2S_BCLK_POL_CTRL;
-		break;
 	case SND_SOC_DAIFMT_IB_NF:
 		iface |= ALC5623_DAI_MAIN_I2S_BCLK_POL_CTRL;
 		break;
-	case SND_SOC_DAIFMT_NB_IF:
-		break;
 	default:
 		return -EINVAL;
 	}