Maybe I got the wrong bus/port: $ lsusb Bus 001 Device 002: ID 0402:5602 ALi Corp. Video Camera Controller
also: $ ls /sys/bus/usb/devices/ 1-0:1.0 1-5 1-5:1.0 2-0:1.0 3-0:1.0 4-0:1.0 4-2 4-2:1.0 5-0:1.0 usb1 usb2 usb3 usb4 usb5
There is no "1-2" device! I think it is 1-0:1.0 but: $ sudo su echo disabled > /sys/bus/usb/devices/1-0\:1.0/power/wakeup -bash: /sys/bus/usb/devices/1-0:1.0/power/wakeup: Permission denied
Maybe I got the wrong bus/port:
$ lsusb
Bus 001 Device 002: ID 0402:5602 ALi Corp. Video Camera Controller
also: usb/devices/
$ ls /sys/bus/
1-0:1.0 1-5 1-5:1.0 2-0:1.0 3-0:1.0 4-0:1.0 4-2 4-2:1.0 5-0:1.0 usb1 usb2 usb3 usb4 usb5
There is no "1-2" device! usb/devices/ 1-0\:1. 0/power/ wakeup usb/devices/ 1-0:1.0/ power/wakeup: Permission denied
I think it is 1-0:1.0 but:
$ sudo su echo disabled > /sys/bus/
-bash: /sys/bus/