regulator: pfuze100: unsigned compared against 0

Fix unsigned compared against 0.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Cc: Jaehoon Chung <jh80.chung@samsung.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>

diff --git a/drivers/power/regulator/pfuze100.c b/drivers/power/regulator/pfuze100.c
index 88b1b727fa05f121b9541225099bb0a1b3f263ff..02f38944453d9d9bc52ad257b007aee81d3f0a30 100644 (file)
--- a/drivers/power/regulator/pfuze100.c
+++ b/drivers/power/regulator/pfuze100.c
@@ -314,7 +314,7 @@ static int pfuze100_regulator_probe(struct udevice *dev)
 
 static int pfuze100_regulator_mode(struct udevice *dev, int op, int *opmode)
 {
-       unsigned char val;
+       int val;
        struct pfuze100_regulator_platdata *plat = dev_get_platdata(dev);
        struct pfuze100_regulator_desc *desc = plat->desc;
 
@@ -384,7 +384,7 @@ static int pfuze100_regulator_mode(struct udevice *dev, int op, int *opmode)
 
 static int pfuze100_regulator_enable(struct udevice *dev, int op, bool *enable)
 {
-       unsigned char val;
+       int val;
        int ret, on_off;
        struct dm_regulator_uclass_platdata *uc_pdata =
                dev_get_uclass_platdata(dev);
@@ -448,7 +448,7 @@ static int pfuze100_regulator_enable(struct udevice *dev, int op, bool *enable)
 static int pfuze100_regulator_val(struct udevice *dev, int op, int *uV)
 {
        int i;
-       unsigned char val;
+       int val;
        struct pfuze100_regulator_platdata *plat = dev_get_platdata(dev);
        struct pfuze100_regulator_desc *desc = plat->desc;
        struct dm_regulator_uclass_platdata *uc_pdata =