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authorKrzysztof Kozlowski <k.kozlowski@samsung.com>2013-12-10 10:09:42 +0100
committerMark Brown <broonie@linaro.org>2013-12-11 22:47:45 +0000
commit79b53d199b83a44811cd57091751ef122351ae85 (patch)
tree045219e3a218c67574b66787fc974497e956784f /drivers/regulator/s5m8767.c
parent6ce4eac1f600b34f2f7f58f9cd8f0503d79e42ae (diff)
downloadlinux-79b53d199b83a44811cd57091751ef122351ae85.tar.bz2
regulator: s5m8767: Define symbol for buck control mask
Replace hard-coded value for mask used in BUCKX_CTRL registers (for BUCKX_EN field) with a symbol. This also removes two local variables. Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com> Acked-by: Lee Jones <lee.jones@linaro.org> Reviewed-by: Sachin Kamat <sachin.kamat@linaro.org> Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'drivers/regulator/s5m8767.c')
-rw-r--r--drivers/regulator/s5m8767.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c
index cbf91e25cf7f..ef4da4442fa7 100644
--- a/drivers/regulator/s5m8767.c
+++ b/drivers/regulator/s5m8767.c
@@ -217,7 +217,7 @@ static int s5m8767_reg_is_enabled(struct regulator_dev *rdev)
{
struct s5m8767_info *s5m8767 = rdev_get_drvdata(rdev);
int ret, reg;
- int mask = 0xc0, enable_ctrl;
+ int enable_ctrl;
unsigned int val;
ret = s5m8767_get_register(rdev, &reg, &enable_ctrl);
@@ -230,27 +230,28 @@ static int s5m8767_reg_is_enabled(struct regulator_dev *rdev)
if (ret)
return ret;
- return (val & mask) == enable_ctrl;
+ return (val & S5M8767_ENCTRL_MASK) == enable_ctrl;
}
static int s5m8767_reg_enable(struct regulator_dev *rdev)
{
struct s5m8767_info *s5m8767 = rdev_get_drvdata(rdev);
int ret, reg;
- int mask = 0xc0, enable_ctrl;
+ int enable_ctrl;
ret = s5m8767_get_register(rdev, &reg, &enable_ctrl);
if (ret)
return ret;
- return sec_reg_update(s5m8767->iodev, reg, enable_ctrl, mask);
+ return sec_reg_update(s5m8767->iodev, reg, enable_ctrl,
+ S5M8767_ENCTRL_MASK);
}
static int s5m8767_reg_disable(struct regulator_dev *rdev)
{
struct s5m8767_info *s5m8767 = rdev_get_drvdata(rdev);
int ret, reg;
- int mask = 0xc0, enable_ctrl;
+ int mask = S5M8767_ENCTRL_MASK, enable_ctrl;
ret = s5m8767_get_register(rdev, &reg, &enable_ctrl);
if (ret)