ARM: ts4600: add basic board support

This commit adds basic support including:
MMC, Serial console

Signed-off-by: Sebastien Bourdelin <sebastien.bourdelin@savoirfairelinux.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
diff --git a/board/technologic/ts4600/MAINTAINERS b/board/technologic/ts4600/MAINTAINERS
new file mode 100644
index 0000000..6f683b5
--- /dev/null
+++ b/board/technologic/ts4600/MAINTAINERS
@@ -0,0 +1,6 @@
+TS4600 BOARD
+M:	Sebastien Bourdelin <sebastien.bourdelin@savoirfairelinux.com>
+S:	Maintained
+F:	board/technologic/ts4600/
+F:	include/configs/ts4600.h
+F:	configs/ts4600_defconfig