mfd: Remove unused max77693 iolock mutex

Now this driver is using regmap APIs, the iolock mutex is not used and can be
removed.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

2 files changed, 0 insertions, 3 deletions

diff --git a/drivers/mfd/max77693.c b/drivers/mfd/max77693.c
index e9e4278722f3..4055bc2d36fb 100644
--- a/drivers/mfd/max77693.c
+++ b/drivers/mfd/max77693.c
@@ -138,8 +138,6 @@ static int max77693_i2c_probe(struct i2c_client *i2c,
 
         max77693->wakeup = pdata->wakeup;
 
-        mutex_init(&max77693->iolock);
-
         if (max77693_read_reg(max77693->regmap,
                                 MAX77693_PMIC_REG_PMIC_ID2, &reg_data) < 0) {
                 dev_err(max77693->dev, "device not found on this channel\n");
diff --git a/include/linux/mfd/max77693-private.h b/include/linux/mfd/max77693-private.h
index 68263c5fa53c..1eeae5c07915 100644
--- a/include/linux/mfd/max77693-private.h
+++ b/include/linux/mfd/max77693-private.h
@@ -190,7 +190,6 @@ struct max77693_dev {
         struct i2c_client *i2c;         /* 0xCC , PMIC, Charger, Flash LED */
         struct i2c_client *muic;        /* 0x4A , MUIC */
         struct i2c_client *haptic;      /* 0x90 , Haptic */
-        struct mutex iolock;
 
         int type;