--- /dev/null
+#!/bin/sh
+
+. /lib/functions/uci-defaults-new.sh
+
+board_config_update
+
+if [ -e "/sys/bus/mdio_bus/drivers/IC+ IP175A/1:00" -o \
+ -e "/sys/bus/mdio_bus/drivers/IC+ IP17xx/1:00" ] && \
+ [ -x /sbin/swconfig ];
+then
+ ucidef_add_switch "eth0" \
+ "0:lan" "1:lan" "2:lan" "3:lan" "4t@eth0"
+
+elif [ -e "/sys/bus/mdio_bus/drivers/Infineon ADM6996/1:00" -o \
+ -e "/sys/bus/mdio_bus/drivers/Marvell 88E6060/1:10" ];
+then
+ ucidef_set_interface_lan "eth0.1"
+
+elif [ -d "/sys/class/net/eth1" ]; then
+ ucidef_set_interface_lan "eth0 eth1"
+
+else
+ ucidef_set_interface_lan "eth0"
+fi
+
+board_config_flush
+
+exit 0