ARM platforms: Map TSP only when TSPD is included

This patch ensures that the ARM_MAP_TSP_SEC_MEM memory region is mapped
in BL2 only if the TSPD has been included in the build. This saves one
entry in the plat_arm_mmap[] array and avoids to map extra memory when
it's not needed.

Change-Id: I6ae60822ff8f0de198145925b0b0d45355179a94
Signed-off-by: Achin Gupta <achin.gupta@arm.com>
Signed-off-by: Sandrine Bailleux <sandrine.bailleux@arm.com>
diff --git a/include/plat/arm/common/arm_def.h b/include/plat/arm/common/arm_def.h
index 106cd74..d44e278 100644
--- a/include/plat/arm/common/arm_def.h
+++ b/include/plat/arm/common/arm_def.h
@@ -168,10 +168,12 @@
 						ARM_NS_DRAM1_SIZE,	\
 						MT_MEMORY | MT_RW | MT_NS)
 
+#ifdef SPD_tspd
 #define ARM_MAP_TSP_SEC_MEM		MAP_REGION_FLAT(		\
 						TSP_SEC_MEM_BASE,	\
 						TSP_SEC_MEM_SIZE,	\
 						MT_MEMORY | MT_RW | MT_SECURE)
+#endif
 
 #if ARM_BL31_IN_DRAM
 #define ARM_MAP_BL31_SEC_DRAM		MAP_REGION_FLAT(		\