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| author | Axel Lin <axel.lin@gmail.com> | 2012-05-16 13:12:35 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-05-16 09:48:57 +0100 |
| commit | 4923b48b27fc89710ebc8b77fe0dd679724c0ffc (patch) | |
| tree | 70a4a9fd5f23d44f567aa9b6588afd302c937744 /drivers | |
| parent | 372de4aa5e27af81ac4ce3b7be264e36a1d70a01 (diff) | |
| download | linux-4923b48b27fc89710ebc8b77fe0dd679724c0ffc.tar.bz2 | |
regulator: da9052: Convert to set_voltage_sel and map_voltage
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/regulator/da9052-regulator.c | 37 |
1 files changed, 24 insertions, 13 deletions
diff --git a/drivers/regulator/da9052-regulator.c b/drivers/regulator/da9052-regulator.c index d2de7fc98080..88976d8d44ed 100644 --- a/drivers/regulator/da9052-regulator.c +++ b/drivers/regulator/da9052-regulator.c @@ -179,14 +179,13 @@ static int da9052_list_voltage(struct regulator_dev *rdev, return volt_uV; } -static int da9052_regulator_set_voltage(struct regulator_dev *rdev, - int min_uV, int max_uV, - unsigned int *selector) +static int da9052_map_voltage(struct regulator_dev *rdev, + int min_uV, int max_uV) { struct da9052_regulator *regulator = rdev_get_drvdata(rdev); struct da9052_regulator_info *info = regulator->info; int id = rdev_get_id(rdev); - int ret; + int ret, sel; ret = verify_range(info, min_uV, max_uV); if (ret < 0) @@ -197,19 +196,30 @@ static int da9052_regulator_set_voltage(struct regulator_dev *rdev, if ((id == DA9052_ID_BUCK4) && (regulator->da9052->chip_id == DA9052) && (min_uV >= DA9052_CONST_3uV)) { - *selector = DA9052_BUCK_PERI_REG_MAP_UPTO_3uV + - DIV_ROUND_UP(min_uV - DA9052_CONST_3uV, - DA9052_BUCK_PERI_3uV_STEP); + sel = DA9052_BUCK_PERI_REG_MAP_UPTO_3uV + + DIV_ROUND_UP(min_uV - DA9052_CONST_3uV, + DA9052_BUCK_PERI_3uV_STEP); } else { - *selector = DIV_ROUND_UP(min_uV - info->min_uV, info->step_uV); + sel = DIV_ROUND_UP(min_uV - info->min_uV, info->step_uV); } - ret = da9052_list_voltage(rdev, *selector); + ret = da9052_list_voltage(rdev, sel); if (ret < 0) return ret; + return sel; +} + +static int da9052_regulator_set_voltage_sel(struct regulator_dev *rdev, + unsigned int selector) +{ + struct da9052_regulator *regulator = rdev_get_drvdata(rdev); + struct da9052_regulator_info *info = regulator->info; + int id = rdev_get_id(rdev); + int ret; + ret = da9052_reg_update(regulator->da9052, rdev->desc->vsel_reg, - rdev->desc->vsel_mask, *selector); + rdev->desc->vsel_mask, selector); if (ret < 0) return ret; @@ -231,22 +241,23 @@ static int da9052_regulator_set_voltage(struct regulator_dev *rdev, } static struct regulator_ops da9052_dcdc_ops = { - .set_voltage = da9052_regulator_set_voltage, .get_current_limit = da9052_dcdc_get_current_limit, .set_current_limit = da9052_dcdc_set_current_limit, .list_voltage = da9052_list_voltage, + .map_voltage = da9052_map_voltage, .get_voltage_sel = regulator_get_voltage_sel_regmap, + .set_voltage_sel = da9052_regulator_set_voltage_sel, .is_enabled = regulator_is_enabled_regmap, .enable = regulator_enable_regmap, .disable = regulator_disable_regmap, }; static struct regulator_ops da9052_ldo_ops = { - .set_voltage = da9052_regulator_set_voltage, - .list_voltage = da9052_list_voltage, + .map_voltage = da9052_map_voltage, .get_voltage_sel = regulator_get_voltage_sel_regmap, + .set_voltage_sel = da9052_regulator_set_voltage_sel, .is_enabled = regulator_is_enabled_regmap, .enable = regulator_enable_regmap, .disable = regulator_disable_regmap, |