//sys/bus/platform/drivers/serial8250/serial8250/tty:ttyS0/subsystem/tty4/subsystem/tty37/subsystem/ttyS2/subsystem/tty28/subsystem/tty57/subsystem/tty49/subsystem/tty15/subsystem/ttyS3/subsystem/tty49/subsystem/tty32/subsystem/tty57/subsystem/tty35/subsystem/ttyS0/subsystem/tty37/uevent