lantiq: DGN3500 cleanups

This patch builds on the previous three to streamline support for the
Netgear DGN3500.
Signed-off-by: Daniel Gimpelevich <daniel@gimpelevich.san-francisco.ca.us>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@44032 3c298f89-4303-0410-b956-a3cf2f4a3e73

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

@@ -120,8 +120,6 @@ VG3503J)
 	;;
 
 DGN3500*)
-	lan_mac=$(mtd_get_mac_ascii uboot-env ethaddr)
-	wan_mac=$(macaddr_add "$lan_mac" 1)
 	ucidef_set_interface_lan "eth0.1"
 	ucidef_add_switch "switch0" "1" "1"
 	ucidef_add_switch_vlan "switch0" "1" "3 2 1 0 5t"

target/linux/lantiq/dts/DGN3500.dtsi

@@ -2,7 +2,7 @@
 
 / {
 	chosen {
-		bootargs = "console=ttyLTQ0,115200 init=/etc/preinit";
+		bootargs-append = "root=/dev/mtdblock5 console=ttyLTQ0,115200";
 	};
 
 	memory@0 {