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authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-12-10 12:42:56 +0900
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-12-10 12:42:56 +0900
commitbdb7e45507893f4c509c539d442ed4962ac6fa0f (patch)
tree86c76eba665903dd3eaf97154b84516bb80e80e6 /drivers/regulator
parent1f9cc5f7716d664bfe32289ca61327be01a0a8e3 (diff)
parentfff15bef48e846d2670c86c95f8dbc3f84bbe866 (diff)
downloadlinux-bdb7e45507893f4c509c539d442ed4962ac6fa0f.tar.gz
Merge remote-tracking branch 'regulator/topic/log' into regulator-next
Diffstat (limited to 'drivers/regulator')
-rw-r--r--drivers/regulator/core.c9
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;
 		}