plat/arm: Add support for SGM775

Add support for System Guidance for Mobile platform SGM775

Change-Id: I2442a50caae8f597e5e5949cd48f695cf75d9653
Signed-off-by: Nariman Poushin <nariman.poushin@linaro.org>
diff --git a/plat/arm/board/sgm775/platform.mk b/plat/arm/board/sgm775/platform.mk
new file mode 100644
index 0000000..71e71e1
--- /dev/null
+++ b/plat/arm/board/sgm775/platform.mk
@@ -0,0 +1,13 @@
+#
+# Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+include plat/arm/css/sgm/sgm-common.mk
+
+SGM775_BASE= plat/arm/board/sgm775
+
+FDT_SOURCES += ${SGM775_BASE}/fdts/sgm775_tb_fw_config.dts
+
+PLAT_INCLUDES +=-I${SGM775_BASE}/include/