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/gpio/gpio-pca9570.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/gpio/gpio-pca9570.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: PCA9570 I2C GPO expander
    8 
    9 maintainers:
   10   - Sungbo Eo <mans0n@gorani.run>
   11 
   12 properties:
   13   compatible:
   14     enum:
   15       - nxp,pca9570
   16       - nxp,pca9571
   17 
   18   reg:
   19     maxItems: 1
   20 
   21   gpio-controller: true
   22 
   23   '#gpio-cells':
   24     const: 2
   25 
   26 required:
   27   - compatible
   28   - reg
   29   - gpio-controller
   30   - "#gpio-cells"
   31 
   32 additionalProperties: false
   33 
   34 examples:
   35   - |
   36     i2c0 {
   37         #address-cells = <1>;
   38         #size-cells = <0>;
   39 
   40         gpio@24 {
   41             compatible = "nxp,pca9570";
   42             reg = <0x24>;
   43             gpio-controller;
   44             #gpio-cells = <2>;
   45         };
   46     };
   47 
   48 ...

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