1 files changed, 5 insertions, 2 deletions

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 2f14c16f58c3..98c3a74e9949 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 */