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power: regulator: max77686 correct variable type

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The return type of pmic_read and pmic_write is signed int, so
correct variable 'ret' from type unsigned int to int.

Signed-off-by: Peng Fan <Peng.Fan@freescale.com>
Cc: Simon Glass <sjg@chromium.org>
Cc: Przemyslaw Marczak <p.marczak@samsung.com>
This commit is contained in:
Peng Fan 2015-07-28 22:47:08 +08:00 • committed by Przemyslaw Marczak
parent 125914d4be
commit 8640522d2d
1 changed files with 8 additions and 8 deletions
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16
drivers/power/regulator/max77686.c
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@ -319,9 +319,9 @@ static int max77686_ldo_modes(int ldo, struct dm_regulator_mode **modesp,
static int max77686_ldo_val(struct udevice *dev, int op, int *uV)
{
unsigned int ret, hex, adr;
unsigned int hex, adr;
unsigned char val;
int ldo;
int ldo, ret;
if (op == PMIC_OP_GET)
*uV = 0;
@ -360,9 +360,9 @@ static int max77686_ldo_val(struct udevice *dev, int op, int *uV)
static int max77686_buck_val(struct udevice *dev, int op, int *uV)
{
unsigned int hex, ret, mask, adr;
unsigned int hex, mask, adr;
unsigned char val;
int buck;
int buck, ret;
buck = dev->driver_data;
if (buck < 1 || buck > MAX77686_BUCK_NUM) {
@ -414,9 +414,9 @@ static int max77686_buck_val(struct udevice *dev, int op, int *uV)
static int max77686_ldo_mode(struct udevice *dev, int op, int *opmode)
{
unsigned int ret, adr, mode;
unsigned int adr, mode;
unsigned char val;
int ldo;
int ldo, ret;
if (op == PMIC_OP_GET)
*opmode = -EINVAL;
@ -545,9 +545,9 @@ static int max77686_ldo_enable(struct udevice *dev, int op, bool *enable)
static int max77686_buck_mode(struct udevice *dev, int op, int *opmode)
{
unsigned int ret, mask, adr, mode, mode_shift;
unsigned int mask, adr, mode, mode_shift;
unsigned char val;
int buck;
int buck, ret;
buck = dev->driver_data;
if (buck < 1 || buck > MAX77686_BUCK_NUM) {