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authorPaul Handrigan <Paul.Handrigan@cirrus.com>2013-03-05 13:12:56 -0600
committerMark Brown <broonie@opensource.wolfsonmicro.com>2013-03-06 12:51:30 +0800
commitcadf2120ff756789a3adaac07c5b85a09649c66e (patch)
tree4911c159f1ca318f95623366c543ea8c870cab5f /sound/soc/codecs/cs42l73.c
parent6dbe51c251a327e012439c4772097a13df43c5b8 (diff)
downloadop-kernel-dev-cadf2120ff756789a3adaac07c5b85a09649c66e.zip
op-kernel-dev-cadf2120ff756789a3adaac07c5b85a09649c66e.tar.gz
ASoC: cs42l73: If Internal MCLK is >= 6.4MHz, then set SCLK to 64*Fs.
Signed-off-by: Paul Handrigan <Paul.Handrigan@cirrus.com> Acked-by: Brian Austin <brian.austin@cirrus.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/codecs/cs42l73.c')
-rw-r--r--sound/soc/codecs/cs42l73.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/sound/soc/codecs/cs42l73.c b/sound/soc/codecs/cs42l73.c
index 6361dab..3b20c86 100644
--- a/sound/soc/codecs/cs42l73.c
+++ b/sound/soc/codecs/cs42l73.c
@@ -1180,7 +1180,11 @@ static int cs42l73_pcm_hw_params(struct snd_pcm_substream *substream,
priv->config[id].mmcc &= 0xC0;
priv->config[id].mmcc |= cs42l73_mclk_coeffs[mclk_coeff].mmcc;
priv->config[id].spc &= 0xFC;
- priv->config[id].spc |= MCK_SCLK_MCLK;
+ /* Use SCLK=64*Fs if internal MCLK >= 6.4MHz */
+ if (priv->mclk >= 6400000)
+ priv->config[id].spc |= MCK_SCLK_64FS;
+ else
+ priv->config[id].spc |= MCK_SCLK_MCLK;
} else {
/* CS42L73 Slave */
priv->config[id].spc &= 0xFC;
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