On Thu, Nov 28, 2024 at 11:29:16PM +0100, Sasha Finkelstein wrote: > Add bindings for touchscreen controllers attached using the Z2 protocol. > Those are present in most Apple devices. > > Signed-off-by: Sasha Finkelstein <fnkl.kernel@xxxxxxxxx> > --- > .../input/touchscreen/apple,z2-multitouch.yaml | 69 ++++++++++++++++++++++ > 1 file changed, 69 insertions(+) > > diff --git a/Documentation/devicetree/bindings/input/touchscreen/apple,z2-multitouch.yaml b/Documentation/devicetree/bindings/input/touchscreen/apple,z2-multitouch.yaml > new file mode 100644 > index 0000000000000000000000000000000000000000..c4c0b41178728d5e0a782979d6eecd32e0a83618 > --- /dev/null > +++ b/Documentation/devicetree/bindings/input/touchscreen/apple,z2-multitouch.yaml > @@ -0,0 +1,69 @@ > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/input/touchscreen/apple,z2-multitouch.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Apple touchscreens attached using the Z2 protocol > + > +maintainers: > + - Sasha Finkelstein <fnkl.kernel@xxxxxxxxx> > + > +description: A series of touschscreen controllers used in Apple products > + > +allOf: > + - $ref: touchscreen.yaml# > + - $ref: /schemas/spi/spi-peripheral-props.yaml# > + > +properties: > + compatible: > + enum: > + - apple,j293-touchbar > + - apple,j493-touchbar > + > + interrupts: > + maxItems: 1 > + > + reset-gpios: > + maxItems: 1 > + > + firmware-name: > + maxItems: 1 > + > + apple,z2-cal-blob: > + $ref: /schemas/types.yaml#/definitions/uint8-array > + description: > + Calibration blob supplied by the bootloader What is the expected size? Fixed size or maximum? Add it to the example. Best regards, Krzysztof
