diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index b2235184e7b6..465bdb25ac13 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -552,6 +552,7 @@ config ARCH_ORION5X
 	select ARCH_REQUIRE_GPIOLIB
 	select GENERIC_CLOCKEVENTS
 	select PLAT_ORION
+	select NO_MACH_MEMORY_H
 	help
 	  Support for the following Marvell Orion 5x series SoCs:
 	  Orion-1 (5181), Orion-VoIP (5181L), Orion-NAS (5182),
diff --git a/arch/arm/mach-orion5x/include/mach/memory.h b/arch/arm/mach-orion5x/include/mach/memory.h
deleted file mode 100644
index 6769917882fe..000000000000
--- a/arch/arm/mach-orion5x/include/mach/memory.h
+++ /dev/null
@@ -1,12 +0,0 @@
-/*
- * arch/arm/mach-orion5x/include/mach/memory.h
- *
- * Marvell Orion memory definitions
- */
-
-#ifndef __ASM_ARCH_MEMORY_H
-#define __ASM_ARCH_MEMORY_H
-
-#define PLAT_PHYS_OFFSET	UL(0x00000000)
-
-#endif