ARM: renesas: Add R8A779F0 S4 Spider board code

Add board code for R8A779F0 S4 Spider board.

Reviewed-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
Signed-off-by: Hai Pham <hai.pham.ud@renesas.com>
Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
[Marek: Synchronize configuration symbols which are now switched to Kconfig
        Mallocate gd->bd->bi_boot_params, i.e. drop the assignment
	Sort headers, use clrbits_le32(), use BIT macros where appropriate
	Use CONFIG_SYS_CLK_FREQ for counter frequency instead of custom macro]
diff --git a/board/renesas/spider/Makefile b/board/renesas/spider/Makefile
new file mode 100644
index 0000000..545cb58
--- /dev/null
+++ b/board/renesas/spider/Makefile
@@ -0,0 +1,9 @@
+#
+# board/renesas/spider/Makefile
+#
+# Copyright (C) 2020 Renesas Electronics Corp.
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+obj-y	:= spider.o ../rcar-common/common.o