diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 798f99091..9f3b09d05 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1422,12 +1422,6 @@ static int set_machine_constraints(struct regulator_dev *rdev)
 	 * and we have control then make sure it is enabled.
 	 */
 	if (rdev->constraints->always_on || rdev->constraints->boot_on) {
-		/* If we want to enable this regulator, make sure that we know
-		 * the supplying regulator.
-		 */
-		if (rdev->supply_name && !rdev->supply)
-			return -EPROBE_DEFER;
-
 		if (rdev->supply) {
 			ret = regulator_enable(rdev->supply);
 			if (ret < 0) {