sun7i: Add support for Olimex A20-OLinuXino-LIME2

This adds support for the Olimex A20-OLinuXino-Lime2
https://www.olimex.com/Products/OLinuXino/A20/A20-OLinuXIno-LIME2

Differences to previous Lime boards are 1GB RAM and gigabit ethernet

Signed-off-by: Iain Paton <ipaton0@gmail.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
diff --git a/board/sunxi/MAINTAINERS b/board/sunxi/MAINTAINERS
index 4f32195..4ed82cf 100644
--- a/board/sunxi/MAINTAINERS
+++ b/board/sunxi/MAINTAINERS
@@ -38,3 +38,9 @@
 S:	Maintained
 F:	board/sunxi/dram_a20_olinuxino_l.c
 F:	configs/A20-OLinuXino-Lime_defconfig
+
+A20-OLINUXINO-LIME2 BOARD
+M:	Iain Paton <ipaton0@gmail.com>
+S:	Maintained
+F:	board/sunxi/dram_a20_olinuxino_l2.c
+F:	configs/A20-OLinuXino-Lime2_defconfig