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-rw-r--r--drivers/regulator/core.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 2f14c16..98c3a74 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -703,10 +703,13 @@ static int set_machine_constraints(struct regulator_dev *rdev,
int cmin = constraints->min_uV;
int cmax = constraints->max_uV;
- /* it's safe to autoconfigure fixed-voltage supplies */
+ /* it's safe to autoconfigure fixed-voltage supplies
+ and the constraints are used by list_voltage. */
if (count == 1 && !cmin) {
- cmin = INT_MIN;
+ cmin = 1;
cmax = INT_MAX;
+ constraints->min_uV = cmin;
+ constraints->max_uV = cmax;
}
/* voltage constraints are optional */