arm: socfpga: Add board files for the Arria10

Add support for the Arria10 SoCDK.

Signed-off-by: Tien Fong Chee <tien.fong.chee@intel.com>
Signed-off-by: Ley Foon Tan <ley.foon.tan@intel.com>

board/altera/arria10-socdk/Kconfig

+if TARGET_SOCFPGA_ARRIA10
+
+config SYS_CPU
+	default "armv7"
+
+config SYS_BOARD
+	default "socfpga_arria10"
+
+config SYS_VENDOR
+	default "altera"
+
+config SYS_SOC
+	default "socfpga_arria10"
+
+config SYS_CONFIG_NAME
+	default "socfpga_arria10"
+
+endif

board/altera/arria10-socdk/Makefile

+#
+# Copyright (C) 2015 Altera Corporation <www.altera.com>
+#
+# SPDX-License-Identifier:	GPL-2.0
+#
+
+obj-y	:= socfpga.o

board/altera/arria10-socdk/socfpga.c

+/*
+ * Copyright (C) 2015 Altera Corporation <www.altera.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0
+ */
+
+#include <common.h>