ARM: renesas: Add top level board/renesas/ MAINTAINERS file

Add top level board/renesas/ MAINTAINERS file to catch all the common
Renesas file patterns and put people on CC via get_maintainer.pl script.

Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
Reviewed-by: Paul Barker <paul.barker.ct@bp.renesas.com>
diff --git a/board/renesas/MAINTAINERS b/board/renesas/MAINTAINERS
new file mode 100644
index 0000000..13551cd
--- /dev/null
+++ b/board/renesas/MAINTAINERS
@@ -0,0 +1,17 @@
+RENESAS BOARDS
+M:	Marek Vasut <marek.vasut+renesas@mailbox.org>
+M:	Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
+S:	Maintained
+N:	grpeach
+N:	r2dplus
+N:	r7s72100
+N:	r8a66597
+N:	r8a77
+N:	r9a0[0-9]g
+N:	rcar
+N:	renesas
+N:	rza1
+N:	rzg2l
+N:	serial_sh
+N:	sh77
+N:	sh_eth