regulator: stw481x: Remove unused fields from struct stw481x

The mutex lock is not used at all, remove it.
The *vmmc_regulator is not necessary, use a local variable in
stw481x_vmmc_regulator_probe() instead.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 0 insertions, 4 deletions

diff --git a/include/linux/mfd/stw481x.h b/include/linux/mfd/stw481x.h
index eda121556e5d..833074b766bd 100644
--- a/include/linux/mfd/stw481x.h
+++ b/include/linux/mfd/stw481x.h
@@ -41,15 +41,11 @@
 
 /**
  * struct stw481x - state holder for the Stw481x drivers
- * @mutex: mutex to serialize I2C accesses
  * @i2c_client: corresponding I2C client
- * @regulator: regulator device for regulator children
  * @map: regmap handle to access device registers
  */
 struct stw481x {
-        struct mutex            lock;
         struct i2c_client       *client;
-        struct regulator_dev    *vmmc_regulator;
         struct regmap           *map;
 };