gpio-zynq.yaml

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    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 
    7 title: Xilinx Zynq GPIO controller Device Tree Bindings
    8 
    9 maintainers:
   10   - Michal Simek <michal.simek@xilinx.com>
   11 
   12 properties:
   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 
   47 allOf:
   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 
   92 required:
   93   - compatible
   94   - reg
   95   - "#gpio-cells"
   96   - interrupts
   97   - gpio-controller
   98   - interrupt-controller
   99   - "#interrupt-cells"
  100   - clocks
  101 
  102 additionalProperties: false
  103 
  104 examples:
  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     };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/gpio/gpio-zynq.yaml

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/gpio/gpio-zynq.yaml