//sys/bus/platform/devices/serial8250/tty:ttyS3/subsystem/ttyS3/subsystem/tty0/subsystem/tty49/subsystem/tty16/subsystem/tty53/subsystem/tty2/subsystem/ttyS1/subsystem/tty15/subsystem/tty7/subsystem/tty/subsystem/tty57/dev