Revert "brcm63xx: use parent WAN device in network config until VLAN issue is fixed"

This reverts commit d65f5e3b.
The VLAN issue has been fixed by the previous commit
719d380b

iopsys-brcm63xx-arm/base-files/etc/uci-defaults/20-layer2-config-generate

@@ -91,8 +91,7 @@ populate_atm_device() {
 
 	ATMDEV="${ATMDEV:-atm0}"
 
-	#WANDEV="$ATMDEV.1"
-	WANDEV="$ATMDEV" # Until VLAN issue is fixed
+	WANDEV="$ATMDEV.1"
 
 	WANIFNAME="$WANIFNAME $WANDEV"
 
@@ -121,8 +120,7 @@ populate_ptm_device() {
 
 	PTMDEV="${PTMDEV:-ptm0}"
 
-	#WANDEV="$PTMDEV.1"
-	WANDEV="$PTMDEV" # Until VLAN issue is fixed
+	WANDEV="$PTMDEV.1"
 
 	WANIFNAME="$WANIFNAME $WANDEV"
 
@@ -139,8 +137,7 @@ populate_eth_device() {
 
 	ETHDEV="$(db -q get hw.board.ethernetWanPort)"
 
-	#WANDEV="$ETHDEV.1"
-	WANDEV="$ETHDEV" # Until VLAN issue is fixed
+	WANDEV="$ETHDEV.1"
 
 	WANIFNAME="$WANIFNAME $WANDEV"