mips: octeon: Add Octeon III NIC23 board support

This patch adds the basic support for the PCIe target board equipped
with the Octeon III CN2350 SoC.

Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/board/Marvell/octeon_nic23/Kconfig b/board/Marvell/octeon_nic23/Kconfig
new file mode 100644
index 0000000..3c42e8a
--- /dev/null
+++ b/board/Marvell/octeon_nic23/Kconfig
@@ -0,0 +1,19 @@
+if TARGET_OCTEON_NIC23
+
+config SYS_BOARD
+	string
+	default "octeon_nic23"
+
+config SYS_VENDOR
+	string
+	default "Marvell"
+
+config SYS_CONFIG_NAME
+	string
+	default "octeon_nic23"
+
+config DEFAULT_DEVICE_TREE
+	string
+	default "mrvl,octeon-nic23"
+
+endif