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path: root/drivers/regulator
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Diffstat (limited to 'drivers/regulator')
-rw-r--r--drivers/regulator/fixed.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/regulator/fixed.c b/drivers/regulator/fixed.c
index 6e0bede16ef8..4c525afb0091 100644
--- a/drivers/regulator/fixed.c
+++ b/drivers/regulator/fixed.c
@@ -44,10 +44,22 @@ static int fixed_voltage_get_voltage(struct regulator_dev *dev)
return data->microvolts;
}
+static int fixed_voltage_list_voltage(struct regulator_dev *dev,
+ unsigned selector)
+{
+ struct fixed_voltage_data *data = rdev_get_drvdata(dev);
+
+ if (selector != 0)
+ return -EINVAL;
+
+ return data->microvolts;
+}
+
static struct regulator_ops fixed_voltage_ops = {
.is_enabled = fixed_voltage_is_enabled,
.enable = fixed_voltage_enable,
.get_voltage = fixed_voltage_get_voltage,
+ .list_voltage = fixed_voltage_list_voltage,
};
static int regulator_fixed_voltage_probe(struct platform_device *pdev)
@@ -69,7 +81,8 @@ static int regulator_fixed_voltage_probe(struct platform_device *pdev)
}
drvdata->desc.type = REGULATOR_VOLTAGE;
drvdata->desc.owner = THIS_MODULE;
- drvdata->desc.ops = &fixed_voltage_ops,
+ drvdata->desc.ops = &fixed_voltage_ops;
+ drvdata->desc.n_voltages = 1;
drvdata->microvolts = config->microvolts;