ARM: imx: include <asm/io.h> in hardware.h
As IOMEM is referenced in hardware.h, <asm/io.h> should be included
there.
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
diff --git a/arch/arm/mach-imx/hardware.h b/arch/arm/mach-imx/hardware.h
index 356131f..a3b0b04 100644
--- a/arch/arm/mach-imx/hardware.h
+++ b/arch/arm/mach-imx/hardware.h
@@ -20,6 +20,7 @@
#ifndef __ASM_ARCH_MXC_HARDWARE_H__
#define __ASM_ARCH_MXC_HARDWARE_H__
+#include <asm/io.h>
#include <asm/sizes.h>
#define addr_in_module(addr, mod) \