1 files changed, 7 insertions, 2 deletions

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index d5f84c1b258b..35c149bb2ad3 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -199,8 +199,11 @@ static int regulator_check_consumers(struct regulator_dev *rdev,
                         *min_uV = regulator->min_uV;
         }
 
-        if (*min_uV > *max_uV)
+        if (*min_uV > *max_uV) {
+                dev_err(regulator->dev, "Restricting voltage, %u-%uuV\n",
+                        regulator->min_uV, regulator->max_uV);
                 return -EINVAL;
+        }
 
         return 0;
 }
@@ -880,7 +883,9 @@ static int machine_constraints_voltage(struct regulator_dev *rdev,
 
                 /* final: [min_uV..max_uV] valid iff constraints valid */
                 if (max_uV < min_uV) {
-                        rdev_err(rdev, "unsupportable voltage constraints\n");
+                        rdev_err(rdev,
+                                 "unsupportable voltage constraints %u-%uuV\n",
+                                 min_uV, max_uV);
                         return -EINVAL;
                 }