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-rw-r--r--sound/soc/codecs/wm8994.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 4d0ae9dcbc57..1d1b43fe1722 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -2346,6 +2346,18 @@ static int wm8994_set_dai_sysclk(struct snd_soc_dai *dai,
configure_clock(codec);
+ /*
+ * If SYSCLK will be less than 50kHz adjust AIFnCLK dividers
+ * for detection.
+ */
+ if (max(wm8994->aifclk[0], wm8994->aifclk[1]) < 50000) {
+ dev_dbg(codec->dev, "Configuring AIFs for 128fs\n");
+ snd_soc_update_bits(codec, WM8994_AIF1_RATE,
+ WM8994_AIF1CLK_RATE_MASK, 0x1);
+ snd_soc_update_bits(codec, WM8994_AIF2_RATE,
+ WM8994_AIF2CLK_RATE_MASK, 0x1);
+ }
+
return 0;
}