diff options
| author | Axel Lin <axel.lin@gmail.com> | 2012-07-09 05:26:28 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-07-15 23:06:05 +0200 |
| commit | 4bcb9f43426dcb7b326d4b5448f198eea4867e63 (patch) | |
| tree | f7b80af9a8a186ca2a5cbd5fed1b36cba6e76c50 /drivers/regulator | |
| parent | regulator: twl: Fix the formula to calculate vsel and voltage for twl6030ldo (diff) | |
| download | linux-4bcb9f43426dcb7b326d4b5448f198eea4867e63.tar.xz linux-4bcb9f43426dcb7b326d4b5448f198eea4867e63.zip | |
regulator: twl: Convert twl6030ldo_ops to [get|set]_voltage_sel
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/regulator')
| -rw-r--r-- | drivers/regulator/twl-regulator.c | 24 |
1 files changed, 7 insertions, 17 deletions
diff --git a/drivers/regulator/twl-regulator.c b/drivers/regulator/twl-regulator.c index bb51decfcb8e..de99b784c5da 100644 --- a/drivers/regulator/twl-regulator.c +++ b/drivers/regulator/twl-regulator.c @@ -560,37 +560,27 @@ static struct regulator_ops twl6030coresmps_ops = { }; static int -twl6030ldo_set_voltage(struct regulator_dev *rdev, int min_uV, int max_uV, - unsigned *selector) +twl6030ldo_set_voltage_sel(struct regulator_dev *rdev, unsigned selector) { struct twlreg_info *info = rdev_get_drvdata(rdev); - int vsel; - if ((min_uV/1000 < info->min_mV) || (max_uV/1000 > info->max_mV)) - return -EDOM; - - vsel = DIV_ROUND_UP(min_uV - rdev->desc->min_uV, rdev->desc->uV_step); - *selector = vsel; - - return twlreg_write(info, TWL_MODULE_PM_RECEIVER, VREG_VOLTAGE, vsel); + return twlreg_write(info, TWL_MODULE_PM_RECEIVER, VREG_VOLTAGE, + selector); } -static int twl6030ldo_get_voltage(struct regulator_dev *rdev) +static int twl6030ldo_get_voltage_sel(struct regulator_dev *rdev) { struct twlreg_info *info = rdev_get_drvdata(rdev); int vsel = twlreg_read(info, TWL_MODULE_PM_RECEIVER, VREG_VOLTAGE); - if (vsel < 0) - return vsel; - - return rdev->desc->min_uV + vsel * rdev->desc->uV_step; + return vsel; } static struct regulator_ops twl6030ldo_ops = { .list_voltage = regulator_list_voltage_linear, - .set_voltage = twl6030ldo_set_voltage, - .get_voltage = twl6030ldo_get_voltage, + .set_voltage_sel = twl6030ldo_set_voltage_sel, + .get_voltage_sel = twl6030ldo_get_voltage_sel, .enable = twl6030reg_enable, .disable = twl6030reg_disable, |