//sys/bus/platform/drivers/serial8250/serial8250/tty:ttyS2/subsystem/tty20/subsystem/tty42/subsystem/tty32/subsystem/tty44/subsystem/tty16/subsystem/tty52/subsystem/tty18/subsystem/tty51/subsystem/tty23/subsystem/tty43/subsystem/tty55/subsystem/tty2/subsystem/tty12/subsystem/tty9/subsystem/ttyS1/dev