diff --git a/arch/arm/plat-mxc/ehci.c b/arch/arm/plat-mxc/ehci.c
index 35a064ff02ba..9915607683de 100644
--- a/arch/arm/plat-mxc/ehci.c
+++ b/arch/arm/plat-mxc/ehci.c
@@ -249,8 +249,8 @@ int mxc_initialize_usb_hw(int port, unsigned int flags)
 #ifdef CONFIG_ARCH_MX51
 	if (cpu_is_mx51()) {
 		void __iomem *usb_base;
-		u32 usbotg_base;
-		u32 usbother_base;
+		void __iomem *usbotg_base;
+		void __iomem *usbother_base;
 		int ret = 0;
 
 		usb_base = ioremap(MX51_OTG_BASE_ADDR, SZ_4K);