Add binding document for the Dell Wyse 3020 a.k.a. "Ariel" Power Button. Signed-off-by: Lubomir Rintel <lkundrak@xxxxx> Reviewed-by: Rob Herring <robh@xxxxxxxxxx> --- Changes since v1: - Collect Rob's R-b .../bindings/input/ariel-pwrbutton.yaml | 53 +++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/ariel-pwrbutton.yaml diff --git a/Documentation/devicetree/bindings/input/ariel-pwrbutton.yaml b/Documentation/devicetree/bindings/input/ariel-pwrbutton.yaml new file mode 100644 index 0000000000000..e022d36c48d23 --- /dev/null +++ b/Documentation/devicetree/bindings/input/ariel-pwrbutton.yaml @@ -0,0 +1,53 @@ +# SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/ariel-pwrbutton.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Dell Wyse 3020 a.k.a. "Ariel" Power Button + +maintainers: + - Lubomir Rintel <lkundrak@xxxxx> + +description: | + The ENE Embedded Controller on the Ariel board has an interface to the + SPI bus that is capable of sending keyboard and mouse data. A single + power button is attached to it. This binding describes this + configuration. + +allOf: + - $ref: input.yaml# + +properties: + compatible: + items: + - const: dell,wyse-ariel-ec-input + - const: ene,kb3930-input + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + + spi { + #address-cells = <1>; + #size-cells = <0>; + + power-button@0 { + compatible = "dell,wyse-ariel-ec-input", "ene,kb3930-input"; + reg = <0>; + interrupt-parent = <&gpio>; + interrupts = <60 IRQ_TYPE_EDGE_RISING>; + spi-max-frequency = <33000000>; + }; + }; -- 2.28.0
