Add R4S support

root/target/linux/rockchip/armv8/base-files/etc/board.d/01_leds

@@ -0,0 +1,23 @@
+
+. /lib/functions/leds.sh
+. /lib/functions/uci-defaults.sh
+
+board=$(board_name)
+boardname="${board##*,}"
+
+board_config_update
+
+case $board in
+friendlyarm,nanopi-r2s)
+	ucidef_set_led_netdev "wan" "WAN" "$boardname:green:wan" "eth0"
+	ucidef_set_led_netdev "lan" "LAN" "$boardname:green:lan" "eth1"
+	;;
+friendlyarm,nanopi-r4s)
+	ucidef_set_led_netdev "wan" "WAN" "green:wan" "eth0"
+	ucidef_set_led_netdev "lan" "LAN" "green:lan" "eth1"
+	;;
+esac
+
+board_config_flush
+
+exit 0

root/target/linux/rockchip/armv8/base-files/etc/board.d/02_network

@@ -0,0 +1,56 @@
+
+. /lib/functions/uci-defaults.sh
+. /lib/functions/system.sh
+
+rockchip_setup_interfaces()
+{
+	local board="$1"
+
+	case "$board" in
+	friendlyarm,nanopi-r2s|\
+	friendlyarm,nanopi-r4s)
+		ucidef_set_interfaces_lan_wan 'eth1' 'eth0'
+		;;
+	*)
+		ucidef_set_interface_lan 'eth0'
+		;;
+	esac
+}
+
+nanopi_r2s_generate_mac()
+{
+	local sd_hash=$(sha256sum /sys/class/block/mmcblk0/device/cid)
+	local mac_base=$(macaddr_canonicalize "$(echo "${sd_hash}" | dd bs=1 count=12 2>/dev/null)")
+	echo "$(macaddr_unsetbit_mc "$(macaddr_setbit_la "${mac_base}")")"
+}
+
+rockchip_setup_macs()
+{
+	local board="$1"
+	local lan_mac=""
+	local wan_mac=""
+	local label_mac=""
+
+	case "$board" in
+	friendlyarm,nanopi-r2s)
+		wan_mac=$(nanopi_r2s_generate_mac)
+		lan_mac=$(macaddr_add "$wan_mac" +1)
+		;;
+	friendlyarm,nanopi-r4s)
+		wan_mac=$(cat /sys/class/net/eth0/address)
+		lan_mac=$(macaddr_add "$wan_mac" +1)
+		;;
+	esac
+
+	[ -n "$lan_mac" ] && ucidef_set_interface_macaddr "lan" $lan_mac
+	[ -n "$wan_mac" ] && ucidef_set_interface_macaddr "wan" $wan_mac
+	[ -n "$label_mac" ] && ucidef_set_label_macaddr $label_mac
+}
+
+board_config_update
+board=$(board_name)
+rockchip_setup_interfaces $board
+rockchip_setup_macs $board
+board_config_flush
+
+exit 0

root/target/linux/rockchip/armv8/base-files/etc/hotplug.d/net/40-net-smp-affinity

@@ -0,0 +1,34 @@
+#!/bin/sh
+
+[ "$ACTION" = add ] || exit
+
+get_device_irq() {
+	local device="$1"
+
+	local line=$(grep -m 1 "${device}\$" /proc/interrupts)
+	echo ${line} | sed 's/:.*//'
+}
+
+set_interface_core() {
+	local core_mask="$1"
+	local interface="$2"
+	local device="$3"
+
+	[ -z "${device}" ] && device="$interface"
+
+	local irq=$(get_device_irq "$device")
+
+	echo "${core_mask}" > /proc/irq/${irq}/smp_affinity
+}
+
+case "$(board_name)" in
+friendlyarm,nanopi-r2s)
+	set_interface_core 2 "eth0"
+	set_interface_core 4 "eth1" "xhci-hcd:usb3"
+	;;
+friendlyarm,nanopi-r4s)
+	set_interface_core 10 "eth0"
+	set_interface_core 20 "eth1"
+	;;
+esac
+