Index of /sys/dev/char/4:71/subsystem/ttyS21/device/subsystem/

../
devices/                                           18-Oct-2025 10:17                   -
drivers/                                           18-Oct-2025 04:03                   -
drivers_autoprobe                                  18-Oct-2025 10:50                4096
drivers_probe                                      18-Oct-2025 10:50                4096
uevent                                             18-Oct-2025 10:50                4096