mpc85xx: set WS-AP3825i mac-address in preinit

The bootloader does seem to not correctly patch in the MAC address for
eth0 / eth1 in some cases. While the root cause is not known, manually
applying the MAC-Address in preinit does not hurt.

Reported-by: Tom Herbers <freifunk@tomherbers.de>
Signed-off-by: David Bauer <mail@david-bauer.net>

target/linux/mpc85xx/base-files/lib/preinit/10_fix_eth_mac.sh

@@ -0,0 +1,12 @@
+. /lib/functions.sh
+
+preinit_set_mac_address() {
+	case $(board_name) in
+	extreme-networks,ws-ap3825i)
+		ip link set dev eth0 address $(mtd_get_mac_ascii cfg1 ethaddr)
+		ip link set dev eth1 address $(mtd_get_mac_ascii cfg1 eth1addr)
+		;;
+	esac
+}
+
+boot_hook_add preinit_main preinit_set_mac_address