diff --git a/include/plat/arm/common/arm_def.h b/include/plat/arm/common/arm_def.h
index e07156c..e3d0edb 100644
--- a/include/plat/arm/common/arm_def.h
+++ b/include/plat/arm/common/arm_def.h
@@ -258,6 +258,8 @@
 #define ARM_SYS_CNTCTL_BASE		0x2a430000
 #define ARM_SYS_CNTREAD_BASE		0x2a800000
 #define ARM_SYS_TIMCTL_BASE		0x2a810000
+#define ARM_SYS_CNT_BASE_S		0x2a820000
+#define ARM_SYS_CNT_BASE_NS		0x2a830000
 
 #define ARM_CONSOLE_BAUDRATE		115200