MIPS: add BMIPS Huawei HG556a board

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/board/huawei/hg556a/MAINTAINERS b/board/huawei/hg556a/MAINTAINERS
new file mode 100644
index 0000000..3ead7e4
--- /dev/null
+++ b/board/huawei/hg556a/MAINTAINERS
@@ -0,0 +1,6 @@
+HUAWEI HG556A BOARD
+M:	Álvaro Fernández Rojas <noltari@gmail.com>
+S:	Maintained
+F:	board/huawei/hg556a/
+F:	include/configs/huawei_hg556a.h
+F:	configs/huawei_hg556a_ram_defconfig