Index of /sys/devices/virtual/tty/tty21/subsystem/ttyS1/device/serial8250:0/serial8250:0.2/power/

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autosuspend_delay_ms                               13-Aug-2026 11:21                4096
control                                            13-Aug-2026 10:15                4096
runtime_active_time                                13-Aug-2026 10:15                4096
runtime_status                                     13-Aug-2026 11:21                4096
runtime_suspended_time                             13-Aug-2026 11:21                4096