diff --git a/arch/powerpc/sysdev/fsl_rio.c b/arch/powerpc/sysdev/fsl_rio.c
index 8bd8653..6425abe 100644
--- a/arch/powerpc/sysdev/fsl_rio.c
+++ b/arch/powerpc/sysdev/fsl_rio.c
@@ -1332,7 +1332,7 @@
 
 /**
  * fsl_rio_setup - Setup Freescale PowerPC RapidIO interface
- * @dev: of_device pointer
+ * @dev: platform_device pointer
  *
  * Initializes MPC85xx RapidIO hardware interface, configures
  * master port with system-specific info, and registers the