diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-08-27 11:37:04 -0700 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-09-07 09:48:15 +0800 |
| commit | f2889e650a8dbd51644997aef7bae71d6ac4d423 (patch) | |
| tree | 911e8ff45ef616b8755ec381e4623f4fb8ac05e2 /drivers/regulator | |
| parent | 380a0e6f72e8d0211f48c24f293a366a53b374d7 (diff) | |
regulator: core: Report microvolts in sysfs even with only list_voltage()
If a regulator only supports a single voltage list_voltage() can be used
to report what that voltage is so add this as one of the criteria for
creating the microvolts file in sysfs.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/regulator')
| -rw-r--r-- | drivers/regulator/core.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index 2a3e4213865b..50977a69f09a 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -3020,7 +3020,8 @@ static int add_regulator_attributes(struct regulator_dev *rdev) /* some attributes need specific methods to be displayed */ if ((ops->get_voltage && ops->get_voltage(rdev) >= 0) || - (ops->get_voltage_sel && ops->get_voltage_sel(rdev) >= 0)) { + (ops->get_voltage_sel && ops->get_voltage_sel(rdev) >= 0) || + (ops->list_voltage && ops->list_voltage(rdev, 0) >= 0)) { status = device_create_file(dev, &dev_attr_microvolts); if (status < 0) return status; |