- fix sysupgrade check
- move usb to v4 dts because v5 doesn't have it
- make wan mac address behave like ar71xx target
- add orange wan led support, it can be userspace activated like:
on:
echo default-on > /sys/class/leds/tp-link\:orange\:wan/trigger
off:
echo none > /sys/class/leds/tp-link\:orange\:wan/trigger
Signed-off-by: Lucian Cristian <lucian.cristian@gmail.com>