ASoC: wm8962: Turn on regcache_cache_only before disabling regulator

It's safer to turn on regcache_cache_only before disabling regulator since
the driver will turn off the regcache_cache_only after enabling regulator.

If we remain cache_only false, some command like 'amixer cset' would get
failure if being run before wm8962_resume().

Signed-off-by: Nicolin Chen <b42378@freescale.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
Cc: stable@vger.kernel.org

1 files changed, 2 insertions, 0 deletions

diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index 2bf9ee7c5407..174149352525 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -3720,6 +3720,8 @@ static int wm8962_i2c_probe(struct i2c_client *i2c,
         if (ret < 0)
                 goto err_enable;
 
+        regcache_cache_only(wm8962->regmap, true);
+
         /* The drivers should power up as needed */
         regulator_bulk_disable(ARRAY_SIZE(wm8962->supplies), wm8962->supplies);