LXR linux/Documentation/devicetree/bindings/input/ariel-pwrbutton.yaml

   1# SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
   2%YAML 1.2
   3---
   4$id: http://devicetree.org/schemas/input/ariel-pwrbutton.yaml#
   5$schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7title: Dell Wyse 3020 a.k.a. "Ariel" Power Button
   8
   9maintainers:
  10  - Lubomir Rintel <lkundrak@v3.sk>
  11
  12description: |
  13  The ENE Embedded Controller on the Ariel board has an interface to the
  14  SPI bus that is capable of sending keyboard and mouse data. A single
  15  power button is attached to it. This binding describes this
  16  configuration.
  17
  18allOf:
  19  - $ref: input.yaml#
  20
  21properties:
  22  compatible:
  23    items:
  24      - const: dell,wyse-ariel-ec-input
  25      - const: ene,kb3930-input
  26
  27  reg:
  28    maxItems: 1
  29
  30  interrupts:
  31    maxItems: 1
  32
  33  spi-max-frequency: true
  34
  35required:
  36  - compatible
  37  - reg
  38  - interrupts
  39
  40additionalProperties: false
  41
  42examples:
  43  - |
  44    #include <dt-bindings/interrupt-controller/irq.h>
  45
  46    spi {
  47        #address-cells = <1>;
  48        #size-cells = <0>;
  49
  50        power-button@0 {
  51            compatible = "dell,wyse-ariel-ec-input", "ene,kb3930-input";
  52            reg = <0>;
  53            interrupt-parent = <&gpio>;
  54            interrupts = <60 IRQ_TYPE_EDGE_RISING>;
  55            spi-max-frequency = <33000000>;
  56        };
  57    };
  58