HID: Driver for Lenovo Keyboard with Trackpoint

This driver for the "Lenovo ThinkPad USB Keyboard with Trackpoint" supports
setting various device attributes, controlling mute and microphone mute
LEDs and enables use of the microphone mute key.

Signed-off-by: Bernhard Seibold <mail@bernhard-seibold.de>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 38 insertions, 0 deletions

diff --git a/Documentation/ABI/testing/sysfs-driver-hid-lenovo-tpkbd b/Documentation/ABI/testing/sysfs-driver-hid-lenovo-tpkbd
new file mode 100644
index 000000000000..57b92cbdceae
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-driver-hid-lenovo-tpkbd
@@ -0,0 +1,38 @@
+What:           /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/press_to_select
+Date:           July 2011
+Contact:        linux-input@vger.kernel.org
+Description:    This controls if mouse clicks should be generated if the trackpoint is quickly pressed. How fast this press has to be
+                is being controlled by press_speed.
+                Values are 0 or 1.
+
+What:           /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/dragging
+Date:           July 2011
+Contact:        linux-input@vger.kernel.org
+Description:    If this setting is enabled, it is possible to do dragging by pressing the trackpoint. This requires press_to_select to be enabled.
+                Values are 0 or 1.
+
+What:           /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/release_to_select
+Date:           July 2011
+Contact:        linux-input@vger.kernel.org
+Description:    For details regarding this setting please refer to http://www.pc.ibm.com/ww/healthycomputing/trkpntb.html
+                Values are 0 or 1.
+
+What:           /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/select_right
+Date:           July 2011
+Contact:        linux-input@vger.kernel.org
+Description:    This setting controls if the mouse click events generated by pressing the trackpoint (if press_to_select is enabled) generate
+                a left or right mouse button click.
+                Values are 0 or 1.
+
+What:           /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/sensitivity
+Date:           July 2011
+Contact:        linux-input@vger.kernel.org
+Description:    This file contains the trackpoint sensitivity.
+                Values are decimal integers from 1 (lowest sensitivity) to 255 (highest sensitivity).
+
+What:           /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/press_speed
+Date:           July 2011
+Contact:        linux-input@vger.kernel.org
+Description:    This setting controls how fast the trackpoint needs to be pressed to generate a mouse click if press_to_select is enabled.
+                Values are decimal integers from 1 (slowest) to 255 (fastest).
+