diff --git a/drivers/firmware/raspberrypi.c b/drivers/firmware/raspberrypi.c
index f66efaa5196d9..4cd290a60fbaa 100644
--- a/drivers/firmware/raspberrypi.c
+++ b/drivers/firmware/raspberrypi.c
@@ -378,6 +378,7 @@ EXPORT_SYMBOL_GPL(rpi_firmware_get);
 
 /**
  * devm_rpi_firmware_get - Get pointer to rpi_firmware structure.
+ * @dev:              The firmware device structure
  * @firmware_node:    Pointer to the firmware Device Tree node.
  *
  * Returns NULL is the firmware device is not ready.