//sys/bus/platform/drivers/serial8250/serial8250/tty:ttyS3/subsystem/tty46/subsystem/tty54/subsystem/tty21/subsystem/tty47/subsystem/tty52/subsystem/tty63/subsystem/tty0/subsystem/tty38/subsystem/tty56/subsystem/tty46/subsystem/ttyS3/subsystem/tty19/subsystem/tty41/subsystem/tty54/subsystem/tty15/uevent