//sys/bus/platform/drivers/serial8250/serial8250/tty:ttyS2/device/tty:ttyS3/subsystem/tty/subsystem/tty51/subsystem/tty8/subsystem/tty54/subsystem/tty21/subsystem/ttyS3/subsystem/tty30/subsystem/tty34/subsystem/ptmx/subsystem/tty47/subsystem/tty16/subsystem/tty1/dev