//sys/bus/platform/drivers/serial8250/serial8250/tty:ttyS1/subsystem/tty29/subsystem/tty42/subsystem/ttyS3/subsystem/ttyS2/device/tty:ttyS2/subsystem/ttyS0/subsystem/tty33/subsystem/tty33/subsystem/tty55/subsystem/tty34/subsystem/tty57/subsystem/tty47/subsystem/tty7/dev