diff --git a/drivers/usb/host/ehci-atmel.c b/drivers/usb/host/ehci-atmel.c
index 19f318ababa286810fe44f6a5efb0fc27c2690c1..cf14c95a670040dce6f49159ec707c8df100df02 100644
--- a/drivers/usb/host/ehci-atmel.c
+++ b/drivers/usb/host/ehci-atmel.c
@@ -13,6 +13,7 @@
 
 #include <linux/clk.h>
 #include <linux/platform_device.h>
+#include <linux/of.h>
 #include <linux/of_platform.h>
 
 /* interface and function clocks */