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     1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: "http://devicetree.org/schemas/gpio/xlnx,zynqmp-gpio-modepin.yaml#"
    5 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
    6 
    7 title: ZynqMP Mode Pin GPIO controller
    8 
    9 description:
   10   PS_MODE is 4-bits boot mode pins sampled on POR deassertion. Mode Pin
   11   GPIO controller with configurable from numbers of pins (from 0 to 3 per
   12   PS_MODE). Every pin can be configured as input/output.
   13 
   14 maintainers:
   15   - Piyush Mehta <piyush.mehta@xilinx.com>
   16 
   17 properties:
   18   compatible:
   19     const: xlnx,zynqmp-gpio-modepin
   20 
   21   gpio-controller: true
   22 
   23   "#gpio-cells":
   24     const: 2
   25 
   26 required:
   27   - compatible
   28   - gpio-controller
   29   - "#gpio-cells"
   30 
   31 additionalProperties: false
   32 
   33 examples:
   34   - |
   35     zynqmp-firmware {
   36         gpio {
   37             compatible = "xlnx,zynqmp-gpio-modepin";
   38             gpio-controller;
   39             #gpio-cells = <2>;
   40         };
   41     };
   42 
   43 ...
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