diff --git a/arch/arm/mach-ns9xxx/include/mach/debug-macro.S b/arch/arm/mach-ns9xxx/include/mach/debug-macro.S
index 0859336a8e6d..5c934bdb7158 100644
--- a/arch/arm/mach-ns9xxx/include/mach/debug-macro.S
+++ b/arch/arm/mach-ns9xxx/include/mach/debug-macro.S
@@ -8,6 +8,7 @@
  * the Free Software Foundation.
  */
 #include <mach/hardware.h>
+#include <asm/memory.h>
 
 #include <mach/regs-board-a9m9750dev.h>