Arm platforms: Rename PLAT_ARM_NS_IMAGE_OFFSET

PLAT_ARM_NS_IMAGE_OFFSET is in fact not an offset relative to some base
address, it is an absolute address. Rename it to avoid any confusion.

Change-Id: I1f7f5e8553cb267786afe7e5f3cd4d665b610d3f
Signed-off-by: Sandrine Bailleux <sandrine.bailleux@arm.com>
diff --git a/plat/xilinx/zynqmp/include/platform_def.h b/plat/xilinx/zynqmp/include/platform_def.h
index fb10411..7b062fc 100644
--- a/plat/xilinx/zynqmp/include/platform_def.h
+++ b/plat/xilinx/zynqmp/include/platform_def.h
@@ -66,9 +66,9 @@
  * BL33 specific defines.
  ******************************************************************************/
 #ifndef PRELOADED_BL33_BASE
-# define PLAT_ARM_NS_IMAGE_OFFSET	0x8000000
+# define PLAT_ARM_NS_IMAGE_BASE	0x8000000
 #else
-# define PLAT_ARM_NS_IMAGE_OFFSET	PRELOADED_BL33_BASE
+# define PLAT_ARM_NS_IMAGE_BASE	PRELOADED_BL33_BASE
 #endif
 
 /*******************************************************************************