Add BL31 support for Broadcom stingray platform

Change-Id: Icfef5b6923dc292e637001045a334c499d346fe9
Signed-off-by: Sheetal Tigadoli <sheetal.tigadoli@broadcom.com>
diff --git a/plat/brcm/board/common/board_common.mk b/plat/brcm/board/common/board_common.mk
index 3a879de..a0112c5 100644
--- a/plat/brcm/board/common/board_common.mk
+++ b/plat/brcm/board/common/board_common.mk
@@ -80,6 +80,10 @@
 $(eval $(call add_define,BL2_LOG_LEVEL))
 endif
 
+ifneq (${BL31_LOG_LEVEL},)
+$(eval $(call add_define,BL31_LOG_LEVEL))
+endif
+
 # Use CRMU SRAM from iHOST
 ifneq (${USE_CRMU_SRAM},)
 $(eval $(call add_define,USE_CRMU_SRAM))
@@ -123,6 +127,7 @@
 ifeq (${BCM_ELOG},yes)
 ELOG_SOURCES		+= 	plat/brcm/board/common/bcm_elog.c
 BL2_SOURCES		+= 	${ELOG_SOURCES}
+BL31_SOURCES		+= 	${ELOG_SOURCES}
 endif
 
 ifeq (${DRIVER_OCOTP_ENABLE},1)