lantiq: Fix ar8216 switch configuration

On linux 3.8 the switch is named as "switch0", but the network configuration script names it as "eth0", causing no communication over ethernet due to no proper VLAN config.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

git-svn-id: svn://svn.openwrt.org/openwrt@36782 3c298f89-4303-0410-b956-a3cf2f4a3e73
lantiq: ARV752DPW: fix reboot loop caused by wrong GPIO setting

The GPIO buttons of ARV752DPW are active low.

Treating them as active high caused a reboot loop as a reset-button
press is detected by gpio-button-hotplug/gpio-keys-polled on startup.

This fixes: https://dev.openwrt.org/ticket/12642

Signed-off-by: Rafael Gieschke <rafael@gieschke.de>

git-svn-id: svn://svn.openwrt.org/openwrt@36783 3c298f89-4303-0410-b956-a3cf2f4a3e73