109f3fe40SAishwarya PantWhat:		/sys/bus/hid/drivers/logitech-hidpp-device/<dev>/range
209f3fe40SAishwarya PantDate:		Jan, 2016
309f3fe40SAishwarya PantKernelVersion:	4.6
409f3fe40SAishwarya PantContact:	linux-input@vger.kernel.org
509f3fe40SAishwarya PantDescription:
609f3fe40SAishwarya Pant		(RW) This attribute controls the amount of 'turn' permitted in
709f3fe40SAishwarya Pant		Logitech G920 wheel. Reading from the file shows the current
809f3fe40SAishwarya Pant		range of the steering wheel. Writing a value within the min and
909f3fe40SAishwarya Pant		max boundary sets the range of the wheel.
1009f3fe40SAishwarya Pant
1109f3fe40SAishwarya PantWhat:		/sys/bus/hid/drivers/logitech-hidpp-device/<dev>/builtin_power_supply
1209f3fe40SAishwarya PantDate:		Apr, 2017
1309f3fe40SAishwarya PantKernelVersion:	4.12
1409f3fe40SAishwarya PantContact:	linux-input@vger.kernel.org
1509f3fe40SAishwarya PantDescription:
1609f3fe40SAishwarya Pant		Presence of this file indicates that HID++ driver is capable of
1709f3fe40SAishwarya Pant		handling battery properties in the kernel. This way, upower can
1809f3fe40SAishwarya Pant		add a udev rule to decide whether or not it should use the
1909f3fe40SAishwarya Pant		internal unifying support or the generic kernel one.
20