1What: /sys/bus/platform/devices/<dev>/always_powered_in_suspend 2Date: June 2022 3KernelVersion: 5.20 4Contact: Matthias Kaehlcke <matthias@kaehlcke.net> 5 linux-usb@vger.kernel.org 6Description: 7 (RW) Controls whether the USB hub remains always powered 8 during system suspend or not. This attribute is not 9 available for non-hub devices. 10