SUBSYSTEM!="tty", GOTO="persistent_serial_end"
KERNEL!="ttyUSB[0-9]*|ttyACM[0-9]*", GOTO="persistent_serial_end"
SUBSYSTEMS=="usb-serial", ENV{ID_PORT}="$attr{port_number}"
SUBSYSTEM!="tty", GOTO="persistent_serial_end"
KERNEL!="ttyUSB[0-9]*|ttyACM[0-9]*", GOTO="persistent_serial_end"
SUBSYSTEMS=="usb-serial", ENV{ID_PORT}="$attr{port_number}"