Documentation / devicetree / bindings / gpio / adi,ds4520-gpio.yaml


Based on kernel version 6.8. Page generated on 2024-03-11 21:26 EST.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/gpio/adi,ds4520-gpio.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: DS4520 I2C GPIO expander

maintainers:
  - Okan Sahin <okan.sahin@analog.com>

properties:
  compatible:
    enum:
      - adi,ds4520-gpio

  reg:
    maxItems: 1

  gpio-controller: true
 
  "#gpio-cells":
    const: 2

  ngpios:
    minimum: 1
    maximum: 9

required:
  - compatible
  - reg
  - gpio-controller
  - "#gpio-cells"
  - ngpios

additionalProperties: false

examples:
  - |
    i2c {
        #address-cells = <1>;
        #size-cells = <0>;
 
        gpio@50 {
            compatible = "adi,ds4520-gpio";
            reg = <0x50>;
            ngpios = <9>;
            gpio-controller;
            #gpio-cells = <2>;
        };
    };