Documentation/devicetree/bindings/gpio/pl061-gpio.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/gpio/pl061-gpio.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: ARM PL061 GPIO controller
   8
   9 maintainers:
  10   - Linus Walleij <linus.walleij@linaro.org>
  11   - Rob Herring <robh@kernel.org>
  12
  13 # We need a select here so we don't match all nodes with 'arm,primecell'
  14 select:
  15   properties:
  16     compatible:
  17       contains:
  18         const: arm,pl061
  19   required:
  20     - compatible
  21
  22 properties:
  23   $nodename:
  24     pattern: "^gpio@[0-9a-f]+$"
  25
  26   compatible:
  27     items:
  28       - const: arm,pl061
  29       - const: arm,primecell
  30
  31   reg:
  32     maxItems: 1
  33
  34   interrupts:
  35     oneOf:
  36       - maxItems: 1
  37       - maxItems: 8
  38
  39   interrupt-controller: true
  40
  41   "#interrupt-cells":
  42     const: 2
  43
  44   clocks:
  45     maxItems: 1
  46
  47   clock-names: true
  48
  49   "#gpio-cells":
  50     const: 2
  51
  52   gpio-controller: true
  53
  54   gpio-ranges:
  55     maxItems: 8
  56
  57 required:
  58   - compatible
  59   - reg
  60   - interrupts
  61   - interrupt-controller
  62   - "#interrupt-cells"
  63   - clocks
  64   - "#gpio-cells"
  65   - gpio-controller
  66
  67 additionalProperties: false
  68
  69 ...