bcm968360bg: add initial support

This add the initial support of the broadcom reference
board bcm968360bg with a bcm68360 SoC.

This board has 512 MB of RAM, 256 MB of flash (nand),
2 USB port, 1 UART, and 4 ethernet ports.

Signed-off-by: Philippe Reynes <philippe.reynes@softathome.com>
diff --git a/board/broadcom/bcm968360bg/MAINTAINERS b/board/broadcom/bcm968360bg/MAINTAINERS
new file mode 100644
index 0000000..cfcbbc5
--- /dev/null
+++ b/board/broadcom/bcm968360bg/MAINTAINERS
@@ -0,0 +1,6 @@
+BCM968360BG BOARD
+M:	Philippe Reynes <philippe.reynes@softathome.com>
+S:	Maintained
+F:	board/broadcom/bcm968360bg
+F:	include/configs/broadcom_bcm968360bg.h
+F:	configs/bcm968360bg_ram_defconfig