arm: socfpga: Add SoCFPGA SR1500 board

The SR1500 board is a CycloneV based board, similar to the EBV
SoCrates, equipped with the following devices:

- SPI NOR
- eMMC
- Ethernet

Signed-off-by: Stefan Roese <sr@denx.de>
Reviewed-by: Marek Vasut <marex@denx.de>
Cc: Pavel Machek <pavel@denx.de>
Cc: Dinh Nguyen <dinguyen@opensource.altera.com>
Acked-by: Pavel Machek <pavel@denx.de>
diff --git a/board/sr1500/MAINTAINERS b/board/sr1500/MAINTAINERS
new file mode 100644
index 0000000..ed013a8
--- /dev/null
+++ b/board/sr1500/MAINTAINERS
@@ -0,0 +1,6 @@
+SOCFPGA SR1500 BOARD
+M:	Stefan Roese <sr@denx.de>
+S:	Maintained
+F:	board/sr1500/
+F:	include/configs/socfpga_sr1500.h
+F:	configs/socfpga_sr1500_defconfig