📁 sys/class/tty/ttyS23/device/driver/00:00:0.0/firmware_node/physical_node/00:00:0/subsystem

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📁 / / sys / class / tty / ttyS23 / device / driver / 00:00:0.0 / firmware_node / physical_node / 00:00:0 / subsystem

📍 /sys/bus/serial-base