diff --git a/include/arm/platform/wep.h b/include/arm/platform/wep.h
index 3484acd5..2ec30e98 100644
--- a/include/arm/platform/wep.h
+++ b/include/arm/platform/wep.h
@@ -37,4 +37,7 @@
 
 #define	DEBUG_PORT_BASE	STUART_BASE
 
+#define	RAM_AREA_START		0xA0000000
+#define	RAM_AREA_LENGTH		0x10000000
+
 #endif /* PLATFORM_WEP_H */
diff --git a/include/arm/platform/wid.h b/include/arm/platform/wid.h
index dee70c36..55410636 100644
--- a/include/arm/platform/wid.h
+++ b/include/arm/platform/wid.h
@@ -42,4 +42,7 @@
 
 #define	WID_GPIO_BCR_MASK	bit(17)
 
+#define	RAM_AREA_START		0xC0000000
+#define	RAM_AREA_LENGTH		0x20000000
+
 #endif /* PLATFORM_WID_H */