Index of /sys/class/tty/ttyS21/device/subsystem/devices/serial8250:0/serial8250:0.14/driver/serial8250:0.30/power/

../
async                                              24-Dec-2025 07:53                4096
autosuspend_delay_ms                               24-Dec-2025 07:53                4096
control                                            24-Dec-2025 07:53                4096
runtime_active_kids                                24-Dec-2025 07:53                4096
runtime_active_time                                24-Dec-2025 07:53                4096
runtime_enabled                                    24-Dec-2025 07:53                4096
runtime_status                                     24-Dec-2025 07:53                4096
runtime_suspended_time                             24-Dec-2025 07:53                4096
runtime_usage                                      24-Dec-2025 07:53                4096