Index of /sys/dev/char/21:0/

../
device/                                            12-Aug-2025 01:44                   -
power/                                             05-Sep-2025 07:05                   -
subsystem/                                         05-Sep-2025 07:03                   -
dev                                                05-Sep-2025 07:09                4096
uevent                                             05-Sep-2025 07:09                4096