//sys/bus/platform/devices/serial8250/tty:ttyS2/subsystem/tty11/subsystem/tty10/subsystem/tty48/subsystem/tty49/subsystem/tty20/subsystem/console/subsystem/tty18/subsystem/tty40/subsystem/tty21/subsystem/tty59/subsystem/ptmx/subsystem/tty55/subsystem/ttyS1/uevent