Tegra: platform specific GIC sources

The TEGRA_GICv2_SOURCES contains the list of GIC sources required
to compile the GICv2 support for platforms.

This patch includes the TEGRA_GICv2_SOURCES macro from individual
makefiles to allow future platforms to use suport for GICv3.

Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>
Change-Id: I429b1a0c7764ab370675f873a50cecda871110cb
diff --git a/plat/nvidia/tegra/common/tegra_common.mk b/plat/nvidia/tegra/common/tegra_common.mk
index bb8bd7d..136f824 100644
--- a/plat/nvidia/tegra/common/tegra_common.mk
+++ b/plat/nvidia/tegra/common/tegra_common.mk
@@ -39,7 +39,7 @@
 BL31_SOURCES		+=	drivers/delay_timer/delay_timer.c		\
 				drivers/io/io_storage.c				\
 				plat/common/aarch64/crash_console_helpers.S	\
-				${TEGRA_GICv2_SOURCES}				\
+				${TEGRA_LIBS}/debug/profiler.c			\
 				${TEGRA_COMMON}/aarch64/tegra_helpers.S		\
 				${TEGRA_LIBS}/debug/profiler.c			\
 				${TEGRA_COMMON}/tegra_bl31_setup.c		\