gpio-zynq.yaml

  1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/gpio/gpio-zynq.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Xilinx Zynq GPIO controller
  8
  9maintainers:
 10  - Michal Simek <michal.simek@amd.com>
 11
 12properties:
 13  compatible:
 14    enum:
 15      - xlnx,zynq-gpio-1.0
 16      - xlnx,zynqmp-gpio-1.0
 17      - xlnx,versal-gpio-1.0
 18      - xlnx,pmc-gpio-1.0
 19
 20  reg:
 21    maxItems: 1
 22
 23  "#gpio-cells":
 24    const: 2
 25
 26  interrupts:
 27    maxItems: 1
 28
 29  gpio-controller: true
 30
 31  gpio-line-names:
 32    description: strings describing the names of each gpio line
 33    minItems: 58
 34    maxItems: 174
 35
 36  interrupt-controller: true
 37
 38  "#interrupt-cells":
 39    const: 2
 40
 41  clocks:
 42    maxItems: 1
 43
 44  power-domains:
 45    maxItems: 1
 46
 47allOf:
 48  - if:
 49      properties:
 50        compatible:
 51          enum:
 52            - xlnx,zynqmp-gpio-1.0
 53    then:
 54      properties:
 55        gpio-line-names:
 56          minItems: 174
 57          maxItems: 174
 58
 59  - if:
 60      properties:
 61        compatible:
 62          enum:
 63            - xlnx,zynq-gpio-1.0
 64    then:
 65      properties:
 66        gpio-line-names:
 67          minItems: 118
 68          maxItems: 118
 69
 70  - if:
 71      properties:
 72        compatible:
 73          enum:
 74            - xlnx,versal-gpio-1.0
 75    then:
 76      properties:
 77        gpio-line-names:
 78          minItems: 58
 79          maxItems: 58
 80
 81  - if:
 82      properties:
 83        compatible:
 84          enum:
 85            - xlnx,pmc-gpio-1.0
 86    then:
 87      properties:
 88        gpio-line-names:
 89          minItems: 116
 90          maxItems: 116
 91
 92required:
 93  - compatible
 94  - reg
 95  - "#gpio-cells"
 96  - interrupts
 97  - gpio-controller
 98  - interrupt-controller
 99  - "#interrupt-cells"
100  - clocks
101
102additionalProperties: false
103
104examples:
105  - |
106    gpio@e000a000 {
107      #gpio-cells = <2>;
108      compatible = "xlnx,zynq-gpio-1.0";
109      clocks = <&clkc 42>;
110      gpio-controller;
111      interrupt-parent = <&intc>;
112      interrupts = <0 20 4>;
113      interrupt-controller;
114      #interrupt-cells = <2>;
115      reg = <0xe000a000 0x1000>;
116    };