ARM: socfpga: Add new CycloneV SoC Devboards DBM-SoC1 board

Add support for a new boards from devboards.de , the DBM-SoC1 .
This board has one ethernet port, one USB OTG port and USB UART.

Signed-off-by: Marek Vasut <marex@denx.de>
diff --git a/board/devboards/dbm-soc1/MAINTAINERS b/board/devboards/dbm-soc1/MAINTAINERS
new file mode 100644
index 0000000..8a556e1
--- /dev/null
+++ b/board/devboards/dbm-soc1/MAINTAINERS
@@ -0,0 +1,4 @@
+Devboards.de DBM-SoC1 BOARD
+M:	Marek Vasut <marex@denx.de>
+F:	include/configs/socfpga_dbm_soc1.h
+F:	configs/socfpga_dbm_soc1_defconfig