build(intel): enable access to on-chip ram in BL31 for N5X

This adds the ncore ccu access and enable access to the
on-chip ram for N5X device in BL31.

Signed-off-by: Boon Khai Ng <boon.khai.ng@intel.com>
Signed-off-by: Sieu Mun Tang <sieu.mun.tang@intel.com>
Change-Id: I713f6e93d33b6e91705547477ca32cfba5c8c13d
diff --git a/plat/intel/soc/n5x/platform.mk b/plat/intel/soc/n5x/platform.mk
index 8366d6d..b72bcc4 100644
--- a/plat/intel/soc/n5x/platform.mk
+++ b/plat/intel/soc/n5x/platform.mk
@@ -25,7 +25,8 @@
 			lib/xlat_tables/xlat_tables_common.c 		\
 			plat/intel/soc/common/aarch64/platform_common.c \
 			plat/intel/soc/common/aarch64/plat_helpers.S	\
-			plat/intel/soc/common/socfpga_delay_timer.c
+			plat/intel/soc/common/socfpga_delay_timer.c     \
+			plat/intel/soc/common/drivers/ccu/ncore_ccu.c
 
 BL2_SOURCES     +=