diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index b1fa25d6583a6dfaf00f40549abab16614111ec0..e9a83f84adaf53771d94bd3b3761deb7cad2ca32 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -2731,7 +2731,8 @@ static void rdev_init_debugfs(struct regulator_dev *rdev)
  * @dev: struct device for the regulator
  * @init_data: platform provided init data, passed through by driver
  * @driver_data: private regulator data
- * @of_node: target open firmware device structure (may be NULL)
+ * @of_node: OpenFirmware node to parse for device tree bindings (may be
+ *           NULL).
  *
  * Called by regulator drivers to register a regulator.
  * Returns 0 on success.