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regulator: Make s5m8767_get_voltage_register always return correct register 

Check s5m8767->buck[2|3|4]_gpiodvs status in s5m8767_get_voltage_register
and return correct register accordingly.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Sangbeom Kim <sbkim73@samsung.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Axel Lin 2012-03-10 10:59:43 +08:00 committed by Mark Brown
parent 6c4efe2474
commit 0a41685fd5
1 changed files with 9 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
drivers/regulator/s5m8767.c
View File

@ -219,6 +219,7 @@ static int s5m8767_reg_disable(struct regulator_dev *rdev)
static int s5m8767_get_voltage_register(struct regulator_dev *rdev, int *_reg)
{
struct s5m8767_info *s5m8767 = rdev_get_drvdata(rdev);
int reg_id = rdev_get_id(rdev);
int reg;
@ -234,12 +235,18 @@ static int s5m8767_get_voltage_register(struct regulator_dev *rdev, int *_reg)
break;
case S5M8767_BUCK2:
reg = S5M8767_REG_BUCK2DVS1;
if (s5m8767->buck2_gpiodvs)
reg += s5m8767->buck_gpioindex;
break;
case S5M8767_BUCK3:
reg = S5M8767_REG_BUCK3DVS1;
if (s5m8767->buck3_gpiodvs)
reg += s5m8767->buck_gpioindex;
break;
case S5M8767_BUCK4:
reg = S5M8767_REG_BUCK4DVS1;
if (s5m8767->buck4_gpiodvs)
reg += s5m8767->buck_gpioindex;
break;
case S5M8767_BUCK5:
reg = S5M8767_REG_BUCK5CTRL2;
@ -259,7 +266,7 @@ static int s5m8767_get_voltage_register(struct regulator_dev *rdev, int *_reg)
static int s5m8767_get_voltage_sel(struct regulator_dev *rdev)
{
struct s5m8767_info *s5m8767 = rdev_get_drvdata(rdev);
int reg, mask = 0xff, ret;
int reg, mask, ret;
int reg_id = rdev_get_id(rdev);
u8 val;
@ -267,23 +274,7 @@ static int s5m8767_get_voltage_sel(struct regulator_dev *rdev)
if (ret)
return ret;
switch (reg_id) {
case S5M8767_LDO1 ... S5M8767_LDO28:
mask = 0x3f;
break;
case S5M8767_BUCK2:
if (s5m8767->buck2_gpiodvs)
reg += s5m8767->buck_gpioindex;
break;
case S5M8767_BUCK3:
if (s5m8767->buck3_gpiodvs)
reg += s5m8767->buck_gpioindex;
break;
case S5M8767_BUCK4:
if (s5m8767->buck4_gpiodvs)
reg += s5m8767->buck_gpioindex;
break;
}
mask = (reg_id < S5M8767_BUCK1) ? 0x3f : 0xff;
ret = s5m_reg_read(s5m8767->iodev, reg, &val);
if (ret)