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authorAxel Lin <axel.lin@gmail.com>2012-05-16 13:12:35 +0800
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-05-16 09:48:57 +0100
commit4923b48b27fc89710ebc8b77fe0dd679724c0ffc (patch)
tree70a4a9fd5f23d44f567aa9b6588afd302c937744 /drivers/regulator
parent372de4aa5e27af81ac4ce3b7be264e36a1d70a01 (diff)
downloadlinux-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/regulator')
-rw-r--r--drivers/regulator/da9052-regulator.c37
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,