brcm63xx: disc: remove WAN port

iopsys-brcm63xx-arm/base-files/etc/board-db/boards/WE7202242SA

 # DISC BOARD #
 config board 'board'
 	# Specs
+	option hasEthWan '0'
 	option hasAdsl '0'
 	option hasVdsl '0'
 	option hasVoice '0'
@@ -14,10 +15,9 @@ config board 'board'
 	option VoicePortNames ''
 	option VoicePortOrder ''
 	# Ethernet
-	option ethernetPortNames 'LAN1 WAN'
-	option ethernetPortOrder 'eth0 eth1'
-	option ethernetLanPorts 'eth0'
-	option ethernetWanPort 'eth1'
+	option ethernetPortNames 'LAN1 LAN2'
+	option ethernetPortOrder 'eth1 eth0'
+	option ethernetLanPorts 'eth1 eth0'
 	# DSL
 	option adslWanPort ''
 	option vdslWanPort ''