The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/input/ariel-pwrbutton.yaml

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    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 
    7 title: Dell Wyse 3020 a.k.a. "Ariel" Power Button
    8 
    9 maintainers:
   10   - Lubomir Rintel <lkundrak@v3.sk>
   11 
   12 description: |
   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 
   18 allOf:
   19   - $ref: input.yaml#
   20   - $ref: /schemas/spi/spi-peripheral-props.yaml#
   21 
   22 properties:
   23   compatible:
   24     items:
   25       - const: dell,wyse-ariel-ec-input
   26       - const: ene,kb3930-input
   27 
   28   reg:
   29     maxItems: 1
   30 
   31   interrupts:
   32     maxItems: 1
   33 
   34   spi-max-frequency: true
   35 
   36 required:
   37   - compatible
   38   - reg
   39   - interrupts
   40 
   41 additionalProperties: false
   42 
   43 examples:
   44   - |
   45     #include <dt-bindings/interrupt-controller/irq.h>
   46 
   47     spi {
   48         #address-cells = <1>;
   49         #size-cells = <0>;
   50 
   51         power-button@0 {
   52             compatible = "dell,wyse-ariel-ec-input", "ene,kb3930-input";
   53             reg = <0>;
   54             interrupt-parent = <&gpio>;
   55             interrupts = <60 IRQ_TYPE_EDGE_RISING>;
   56             spi-max-frequency = <33000000>;
   57         };
   58     };

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