diff --git a/drivers/of/device.c b/drivers/of/device.c
index 6cb86de404f1..c5a9473a5fb1 100644
--- a/drivers/of/device.c
+++ b/drivers/of/device.c
@@ -53,7 +53,7 @@ int of_device_add(struct platform_device *ofdev)
 }
 
 /**
- * of_dma_configure - Setup DMA configuration
+ * of_dma_configure_id - Setup DMA configuration
  * @dev:	Device to apply DMA configuration
  * @np:		Pointer to OF node having DMA configuration
  * @force_dma:  Whether device is to be set up by of_dma_configure() even if
@@ -258,6 +258,9 @@ EXPORT_SYMBOL_GPL(of_device_request_module);
 
 /**
  * of_device_modalias - Fill buffer with newline terminated modalias string
+ * @dev:	Calling device
+ * @str:	Modalias string
+ * @len:	Size of @str
  */
 ssize_t of_device_modalias(struct device *dev, char *str, ssize_t len)
 {
@@ -275,6 +278,8 @@ EXPORT_SYMBOL_GPL(of_device_modalias);
 
 /**
  * of_device_uevent - Display OF related uevent information
+ * @dev:	Device to apply DMA configuration
+ * @env:	Kernel object's userspace event reference
  */
 void of_device_uevent(struct device *dev, struct kobj_uevent_env *env)
 {