[][openwrt][mt7988][bsp][Add mt7988 subtarget into OpenWRT]

[Description]
Add mt7988 subtarget into OpenWRT

[Release-log]
N/A

Change-Id: Ia9bd92d04bf7f74875db01ac6f8f130ac418f33d
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/6653839
Build: srv_hbgsm110
diff --git a/target/linux/mediatek/mt7988/base-files/etc/board.d/02_network b/target/linux/mediatek/mt7988/base-files/etc/board.d/02_network
new file mode 100755
index 0000000..b51f96d
--- /dev/null
+++ b/target/linux/mediatek/mt7988/base-files/etc/board.d/02_network
@@ -0,0 +1,82 @@
+#!/bin/sh
+
+. /lib/functions.sh
+. /lib/functions/uci-defaults.sh
+. /lib/functions/system.sh
+
+mediatek_setup_interfaces()
+{
+	local board="$1"
+
+	case $board in
+	*fpga*)
+		ucidef_set_interfaces_lan_wan "eth0" "eth1"
+		ucidef_add_switch "switch0" \
+			"0:lan" "1:lan" "2:lan" "3:lan" "4:wan" "6u@eth0" "5u@eth1"
+		;;
+	*gsw*)
+		ucidef_set_interfaces_lan_wan "eth0 eth2" eth1
+		ucidef_add_switch "switch0" \
+			"0:lan" "1:lan" "2:lan" "3:lan" "6u@eth0"
+		;;
+	*)
+		ucidef_set_interfaces_lan_wan "lan0 lan1 lan2 lan3 eth2" eth1
+		;;
+	esac
+}
+
+mediatek_setup_macs()
+{
+	local board="$1"
+	local part_name="Factory"
+	local lan2_mac=""
+	local lan_mac=""
+	local wan_mac=""
+	local lan2_mac_offset=""
+	local lan_mac_offset=""
+	local wan_mac_offset=""
+
+	case $board in
+	*)
+		lan2_mac_offset="0xFFFEE"
+		lan_mac_offset="0xFFFF4"
+		wan_mac_offset="0xFFFFA"
+		;;
+	esac
+
+	lan2_mac=$(mtd_get_mac_binary $part_name $lan2_mac_offset)
+	lan_mac=$(mtd_get_mac_binary $part_name $lan_mac_offset)
+	wan_mac=$(mtd_get_mac_binary $part_name $wan_mac_offset)
+
+	case "$lan2_mac" in
+		00:00:00:00:00:00);;
+		ff:ff:ff:ff:ff:ff);;
+		*)
+		[ -n "$lan2_mac" ] && ucidef_set_interface_macaddr "lan2" "$lan2_mac"
+	;;
+	esac
+
+	case "$lan_mac" in
+		00:00:00:00:00:00);;
+		ff:ff:ff:ff:ff:ff);;
+		*)
+		[ -n "$lan_mac" ] && ucidef_set_interface_macaddr "lan" "$lan_mac"
+	;;
+	esac
+
+	case "$wan_mac" in
+		00:00:00:00:00:00);;
+		ff:ff:ff:ff:ff:ff);;
+		*)
+		[ -n "$wan_mac" ] && ucidef_set_interface_macaddr "wan" "$wan_mac"
+	;;
+	esac
+}
+
+board_config_update
+board=$(board_name)
+mediatek_setup_interfaces $board
+mediatek_setup_macs $board
+board_config_flush
+
+exit 0