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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/gpio/gpio-zynq.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Xilinx Zynq GPIO controller
maintainers:
- Michal Simek <michal.simek@xilinx.com>
properties:
compatible:
enum:
- xlnx,zynq-gpio-1.0
- xlnx,zynqmp-gpio-1.0
- xlnx,versal-gpio-1.0
- xlnx,pmc-gpio-1.0
reg:
maxItems: 1
"#gpio-cells":
const: 2
interrupts:
maxItems: 1
gpio-controller: true
gpio-line-names:
description: strings describing the names of each gpio line
minItems: 58
maxItems: 174
interrupt-controller: true
"#interrupt-cells":
const: 2
clocks:
maxItems: 1
power-domains:
maxItems: 1
allOf:
- if:
properties:
compatible:
enum:
- xlnx,zynqmp-gpio-1.0
then:
properties:
gpio-line-names:
minItems: 174
maxItems: 174
- if:
properties:
compatible:
enum:
- xlnx,zynq-gpio-1.0
then:
properties:
gpio-line-names:
minItems: 118
maxItems: 118
- if:
properties:
compatible:
enum:
- xlnx,versal-gpio-1.0
then:
properties:
gpio-line-names:
minItems: 58
maxItems: 58
- if:
properties:
compatible:
enum:
- xlnx,pmc-gpio-1.0
then:
properties:
gpio-line-names:
minItems: 116
maxItems: 116
required:
- compatible
- reg
- "#gpio-cells"
- interrupts
- gpio-controller
- interrupt-controller
- "#interrupt-cells"
- clocks
additionalProperties: false
examples:
- |
gpio@e000a000 {
#gpio-cells = <2>;
compatible = "xlnx,zynq-gpio-1.0";
clocks = <&clkc 42>;
gpio-controller;
interrupt-parent = <&intc>;
interrupts = <0 20 4>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0xe000a000 0x1000>;
};
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