arm: octeontx: Add support for OcteonTX SoC platforms

This patch adds support for all OcteonTX 81xx/83xx
boards from Marvell.
For 81xx boards, use octeontx_81xx_defconfig and
for 83xx boards, use octeontx_83xx_defconfig.

Signed-off-by: Suneel Garapati <sgarapati@marvell.com>
diff --git a/board/Marvell/octeontx/MAINTAINERS b/board/Marvell/octeontx/MAINTAINERS
new file mode 100644
index 0000000..1f3b12b
--- /dev/null
+++ b/board/Marvell/octeontx/MAINTAINERS
@@ -0,0 +1,8 @@
+OCTEONTX BOARD
+M:	Aaron Williams <awilliams@marvell.com>
+S:	Maintained
+F:	board/Marvell/octeontx/
+F:	include/configs/octeontx_81xx.h
+F:	include/configs/octeontx_83xx.h
+F:	configs/octeontx_81xx_defconfig
+F:	configs/octeontx_83xx_defconfig