sun7i: Add support for the Orange Pi Mini board

The Orange Pi Mini is an A20 based development board featuring 1G RAM, HDMI,
1Gbit ethernet, USB wifi, SATA, 2 sdcard slots (use the top one for booting),
2 USB 2.0 A receptacles, a micro USB B receptacle (otg) and a 3 ring 3.5 mm
jack connector for A/V.

Also see: http://www.orangepi.org/

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
diff --git a/board/sunxi/MAINTAINERS b/board/sunxi/MAINTAINERS
index ede80f0..2c6a979 100644
--- a/board/sunxi/MAINTAINERS
+++ b/board/sunxi/MAINTAINERS
@@ -32,6 +32,7 @@
 F:	configs/Linksprite_pcDuino3_defconfig
 F:	configs/Linksprite_pcDuino3_fdt_defconfig
 F:	configs/Orangepi_defconfig
+F:	configs/Orangepi_mini_defconfig
 F:	configs/qt840a_defconfig
 F:	configs/Wits_Pro_A20_DKT_defconfig
 F:	include/configs/sun8i.h