sun6i: Add Mele M9 board

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
diff --git a/board/sunxi/Kconfig b/board/sunxi/Kconfig
index 6688386..5c3b932 100644
--- a/board/sunxi/Kconfig
+++ b/board/sunxi/Kconfig
@@ -112,6 +112,10 @@
 	bool "MELE_M3"
 	depends on MACH_SUN7I
 
+config TARGET_MELE_M9
+	bool "MELE_M9"
+	depends on MACH_SUN6I
+
 config TARGET_MINI_X_1GB
 	bool "MINI_X_1GB"
 	depends on MACH_SUN4I