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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/sys/contrib/device-tree/Bindings/gpio/fcs,fxl6408.yaml
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)

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%YAML 1.2

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---

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$id: http://devicetree.org/schemas/gpio/fcs,fxl6408.yaml#

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$schema: http://devicetree.org/meta-schemas/core.yaml#

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title: Fairchild FXL6408 I2C GPIO Expander

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maintainers:

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  - Emanuele Ghidoli <emanuele.ghidoli@toradex.com>

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properties:

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  compatible:

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    enum:

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      - fcs,fxl6408

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  reg:

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    maxItems: 1

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  "#gpio-cells":

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    const: 2

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  gpio-controller: true

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  gpio-line-names:

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    minItems: 1

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    maxItems: 8

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patternProperties:

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  "^(hog-[0-9]+|.+-hog(-[0-9]+)?)$":

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    type: object

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    required:

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      - gpio-hog

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required:

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  - compatible

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  - reg

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  - gpio-controller

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  - "#gpio-cells"

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additionalProperties: false

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examples:

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  - |

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    i2c {

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        #address-cells = <1>;

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        #size-cells = <0>;

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        gpio_expander_43: gpio-expander@43 {

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            compatible = "fcs,fxl6408";

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            reg = <0x43>;

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            gpio-controller;

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            #gpio-cells = <2>;

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            gpio-line-names = "Wi-Fi_W_DISABLE", "Wi-Fi_WKUP_WLAN",

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                              "PWR_EN_+V3.3_WiFi_N", "PCIe_REF_CLK_EN",

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                              "USB_RESET_N", "USB_BYPASS_N", "Wi-Fi_PDn",

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                              "Wi-Fi_WKUP_BT";

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        };

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    };

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