at91: add Device Tree based board detection

Set up eth0 as LAN interface by default.

Signed-off-by: Florian Fainelli <florian@openwrt.org>

SVN-Revision: 46174

target/linux/at91/base-files/etc/uci-defaults/02_network

@@ -0,0 +1,29 @@
+#!/bin/sh
+#
+# Copyright (C) 2014 OpenWrt.org
+#
+
+[ -e /etc/config/network ] && exit 0
+
+touch /etc/config/network
+
+. /lib/functions/uci-defaults.sh
+. /lib/at91.sh
+
+ucidef_set_interface_loopback
+
+case "$(at91_board_name)" in
+
+sama5d3_xplained)
+	ucidef_set_interfaces_lan_wan "eth0" "eth1"
+	;;
+
+*)
+	ucidef_set_interface_lan "eth0"
+	;;
+
+esac
+
+uci commit network
+
+exit 0