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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/Documentation/devicetree/bindings/gpio/gpio-zynq.yaml
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# SPDX-License-Identifier: (GPL-2.0 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/gpio-zynq.yaml#

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

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title: Xilinx Zynq GPIO controller

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maintainers:

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  - Michal Simek <michal.simek@amd.com>

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properties:

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  compatible:

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    enum:

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      - xlnx,zynq-gpio-1.0

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      - xlnx,zynqmp-gpio-1.0

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      - xlnx,versal-gpio-1.0

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      - xlnx,pmc-gpio-1.0

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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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  interrupts:

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    maxItems: 1

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  gpio-controller: true

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  gpio-line-names:

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    description: strings describing the names of each gpio line

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    minItems: 58

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    maxItems: 174

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  interrupt-controller: true

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  "#interrupt-cells":

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    const: 2

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  clocks:

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    maxItems: 1

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  power-domains:

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    maxItems: 1

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allOf:

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  - if:

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      properties:

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        compatible:

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          enum:

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            - xlnx,zynqmp-gpio-1.0

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    then:

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      properties:

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        gpio-line-names:

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          minItems: 174

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          maxItems: 174

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  - if:

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      properties:

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        compatible:

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          enum:

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            - xlnx,zynq-gpio-1.0

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    then:

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      properties:

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        gpio-line-names:

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          minItems: 118

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          maxItems: 118

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  - if:

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      properties:

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        compatible:

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          enum:

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            - xlnx,versal-gpio-1.0

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    then:

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      properties:

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        gpio-line-names:

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          minItems: 58

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          maxItems: 58

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  - if:

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      properties:

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        compatible:

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          enum:

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            - xlnx,pmc-gpio-1.0

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    then:

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      properties:

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        gpio-line-names:

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          minItems: 116

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          maxItems: 116

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required:

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  - compatible

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  - reg

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  - "#gpio-cells"

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  - interrupts

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  - gpio-controller

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  - interrupt-controller

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  - "#interrupt-cells"

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  - clocks

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additionalProperties: false

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examples:

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  - |

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    gpio@e000a000 {

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      #gpio-cells = <2>;

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      compatible = "xlnx,zynq-gpio-1.0";

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      clocks = <&clkc 42>;

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      gpio-controller;

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      interrupt-parent = <&intc>;

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      interrupts = <0 20 4>;

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      interrupt-controller;

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      #interrupt-cells = <2>;

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      reg = <0xe000a000 0x1000>;

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    };

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