ASoC: max98090: Add master clock handling

If master clock is provided through device tree, then update
the master clock frequency during set_sysclk.

Documentation has been updated to reflect the change.

Signed-off-by: Tushar Behera <tushar.behera@linaro.org>
Signed-off-by: Mark Brown <broonie@linaro.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/sound/soc/codecs/max98090.h b/sound/soc/codecs/max98090.h
index 5a3c8d0613cb..cf1b6062ba8c 100644
--- a/sound/soc/codecs/max98090.h
+++ b/sound/soc/codecs/max98090.h
@@ -1524,6 +1524,7 @@ struct max98090_priv {
         struct snd_soc_codec *codec;
         enum max98090_type devtype;
         struct max98090_pdata *pdata;
+        struct clk *mclk;
         unsigned int sysclk;
         unsigned int bclk;
         unsigned int lrclk;