diff --git a/include/plat/arm/common/arm_def.h b/include/plat/arm/common/arm_def.h
index ae80628..9d47b90 100644
--- a/include/plat/arm/common/arm_def.h
+++ b/include/plat/arm/common/arm_def.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2021, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -59,7 +59,12 @@
 #define ARM_DRAM_ID			2
 
 /* The first 4KB of Trusted SRAM are used as shared memory */
+#ifdef __PLAT_ARM_TRUSTED_SRAM_BASE__
+#define ARM_TRUSTED_SRAM_BASE		PLAT_ARM_TRUSTED_SRAM_BASE
+#else
 #define ARM_TRUSTED_SRAM_BASE		UL(0x04000000)
+#endif /* __PLAT_ARM_TRUSTED_SRAM_BASE__ */
+
 #define ARM_SHARED_RAM_BASE		ARM_TRUSTED_SRAM_BASE
 #define ARM_SHARED_RAM_SIZE		UL(0x00001000)	/* 4 KB */
 
@@ -149,8 +154,12 @@
 					 ARM_TZC_DRAM1_SIZE)
 #define ARM_NS_DRAM1_END		(ARM_NS_DRAM1_BASE +		\
 					 ARM_NS_DRAM1_SIZE - 1U)
-
+#ifdef __PLAT_ARM_DRAM1_BASE__
+#define ARM_DRAM1_BASE			PLAT_ARM_DRAM1_BASE
+#else
 #define ARM_DRAM1_BASE			ULL(0x80000000)
+#endif /* __PLAT_ARM_DRAM1_BASE__ */
+
 #define ARM_DRAM1_SIZE			ULL(0x80000000)
 #define ARM_DRAM1_END			(ARM_DRAM1_BASE +		\
 					 ARM_DRAM1_SIZE - 1U)