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-rw-r--r--drivers/regulator/tps80031-regulator.c38
1 files changed, 34 insertions, 4 deletions
diff --git a/drivers/regulator/tps80031-regulator.c b/drivers/regulator/tps80031-regulator.c
index 9019d0e..6430789 100644
--- a/drivers/regulator/tps80031-regulator.c
+++ b/drivers/regulator/tps80031-regulator.c
@@ -238,12 +238,11 @@ static int tps80031_dcdc_get_voltage_sel(struct regulator_dev *rdev)
return vsel & SMPS_VSEL_MASK;
}
-static int tps80031_ldo_set_voltage_sel(struct regulator_dev *rdev,
- unsigned sel)
+static int tps80031_ldo_list_voltage(struct regulator_dev *rdev,
+ unsigned int sel)
{
struct tps80031_regulator *ri = rdev_get_drvdata(rdev);
struct device *parent = to_tps80031_dev(rdev);
- int ret;
/* Check for valid setting for TPS80031 or TPS80032-ES1.0 */
if ((ri->rinfo->desc.id == TPS80031_REGULATOR_LDO2) &&
@@ -260,6 +259,36 @@ static int tps80031_ldo_set_voltage_sel(struct regulator_dev *rdev,
}
}
+ return regulator_list_voltage_linear(rdev, sel);
+}
+
+static int tps80031_ldo_map_voltage(struct regulator_dev *rdev,
+ int min_uV, int max_uV)
+{
+ struct tps80031_regulator *ri = rdev_get_drvdata(rdev);
+ struct device *parent = to_tps80031_dev(rdev);
+
+ /* Check for valid setting for TPS80031 or TPS80032-ES1.0 */
+ if ((ri->rinfo->desc.id == TPS80031_REGULATOR_LDO2) &&
+ (ri->device_flags & TRACK_MODE_ENABLE)) {
+ if (((tps80031_get_chip_info(parent) == TPS80031) ||
+ ((tps80031_get_chip_info(parent) == TPS80032) &&
+ (tps80031_get_pmu_version(parent) == 0x0)))) {
+ return regulator_map_voltage_iterate(rdev, min_uV,
+ max_uV);
+ }
+ }
+
+ return regulator_map_voltage_linear(rdev, min_uV, max_uV);
+}
+
+static int tps80031_ldo_set_voltage_sel(struct regulator_dev *rdev,
+ unsigned sel)
+{
+ struct tps80031_regulator *ri = rdev_get_drvdata(rdev);
+ struct device *parent = to_tps80031_dev(rdev);
+ int ret;
+
ret = tps80031_write(parent, ri->rinfo->volt_id,
ri->rinfo->volt_reg, sel);
if (ret < 0)
@@ -390,7 +419,8 @@ static struct regulator_ops tps80031_dcdc_ops = {
};
static struct regulator_ops tps80031_ldo_ops = {
- .list_voltage = regulator_list_voltage_linear,
+ .list_voltage = tps80031_ldo_list_voltage,
+ .map_voltage = tps80031_ldo_map_voltage,
.set_voltage_sel = tps80031_ldo_set_voltage_sel,
.get_voltage_sel = tps80031_ldo_get_voltage_sel,
.enable = tps80031_reg_enable,
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