//sys/bus/platform/drivers/serial8250/serial8250/tty:ttyS3/device/tty:ttyS0/device/tty:ttyS0/subsystem/tty51/subsystem/tty62/subsystem/tty12/subsystem/tty3/subsystem/tty33/subsystem/tty60/subsystem/ttyS2/subsystem/ttyS2/uevent