On Mon, Apr 15, 2019 at 6:11 PM Jeffrey Hugo <jeffrey.l.hugo@xxxxxxxxx> wrote: > > The Elan 400 combo keyboard/touchpad over i2c device is a distinct device > from the Elan 400 standalone touchpad device. The combo device has been > found in the Lenovo Miix 630 and HP Envy x2 laptops. > > Signed-off-by: Jeffrey Hugo <jeffrey.l.hugo@xxxxxxxxx> > --- With my comments in 2/3, I wonder if you need this patch at all then. Cheers, Benjamin > .../devicetree/bindings/input/elan,combo400-i2c.txt | 11 +++++++++++ > 1 file changed, 11 insertions(+) > create mode 100644 Documentation/devicetree/bindings/input/elan,combo400-i2c.txt > > diff --git a/Documentation/devicetree/bindings/input/elan,combo400-i2c.txt b/Documentation/devicetree/bindings/input/elan,combo400-i2c.txt > new file mode 100644 > index 000000000000..fb700a29148d > --- /dev/null > +++ b/Documentation/devicetree/bindings/input/elan,combo400-i2c.txt > @@ -0,0 +1,11 @@ > +Elantech 0400 I2C combination Keyboard/Touchpad > + > +This binding describes an Elan device with pid 0x0400, that is a combination > +keyboard + touchpad device. This binding does not cover an Elan device with > +pid 0x0400 that is solely a standalone touchpad device. > + > +Required properties: > +- compatible: should be "elan,combo400-i2c" > + > +This binding is compatible with the HID over I2C binding, which is specified > +in hid-over-i2c.txt in this directory. > -- > 2.17.1 >