diff --git a/plat/allwinner/common/sunxi_common.c b/plat/allwinner/common/sunxi_common.c
index 78f96f2..7166392 100644
--- a/plat/allwinner/common/sunxi_common.c
+++ b/plat/allwinner/common/sunxi_common.c
@@ -17,16 +17,16 @@
 static const mmap_region_t sunxi_mmap[PLATFORM_MMAP_REGIONS + 1] = {
 	MAP_REGION_FLAT(SUNXI_SRAM_BASE, SUNXI_SRAM_SIZE,
 			MT_RW_DATA | MT_SECURE),
+#ifdef SUNXI_SCP_BASE
 	MAP_REGION_FLAT(SUNXI_SCP_BASE, SUNXI_SCP_SIZE,
 			MT_DEVICE | MT_RW | MT_SECURE | MT_EXECUTE_NEVER),
+#endif
 	MAP_REGION_FLAT(SUNXI_DEV_BASE, SUNXI_DEV_SIZE,
 			MT_DEVICE | MT_RW | MT_SECURE | MT_EXECUTE_NEVER),
 	MAP_REGION(SUNXI_DRAM_BASE, SUNXI_DRAM_VIRT_BASE, SUNXI_DRAM_SEC_SIZE,
 		   MT_RW_DATA | MT_SECURE),
-	MAP_REGION(PRELOADED_BL33_BASE,
-		   SUNXI_DRAM_VIRT_BASE + SUNXI_DRAM_SEC_SIZE,
-		   SUNXI_DRAM_MAP_SIZE,
-		   MT_RO_DATA | MT_NS),
+	MAP_REGION(PRELOADED_BL33_BASE, SUNXI_BL33_VIRT_BASE,
+		   SUNXI_DRAM_MAP_SIZE, MT_RO_DATA | MT_NS),
 	{},
 };