1 What:		/sys/bus/hid/drivers/logitech-hidpp-device/<dev>/range
2 Date:		Jan, 2016
3 KernelVersion:	4.6
4 Contact:	linux-input@vger.kernel.org
5 Description:
6 		(RW) This attribute controls the amount of 'turn' permitted in
7 		Logitech G920 wheel. Reading from the file shows the current
8 		range of the steering wheel. Writing a value within the min and
9 		max boundary sets the range of the wheel.
10 
11 What:		/sys/bus/hid/drivers/logitech-hidpp-device/<dev>/builtin_power_supply
12 Date:		Apr, 2017
13 KernelVersion:	4.12
14 Contact:	linux-input@vger.kernel.org
15 Description:
16 		Presence of this file indicates that HID++ driver is capable of
17 		handling battery properties in the kernel. This way, upower can
18 		add a udev rule to decide whether or not it should use the
19 		internal unifying support or the generic kernel one.
20