Documentation/devicetree/bindings/gpio/x-powers,axp209-gpio.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: "http://devicetree.org/schemas/gpio/x-powers,axp209-gpio.yaml#"
   5 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
   6
   7 title: X-Powers AXP209 GPIO
   8
   9 maintainers:
  10   - Chen-Yu Tsai <wens@csie.org>
  11
  12 properties:
  13   "#gpio-cells":
  14     const: 2
  15     description: >
  16       The first cell is the pin number and the second is the GPIO flags.
  17
  18   compatible:
  19     oneOf:
  20       - enum:
  21           - x-powers,axp209-gpio
  22           - x-powers,axp221-gpio
  23           - x-powers,axp813-gpio
  24       - items:
  25           - enum:
  26               - x-powers,axp223-gpio
  27               - x-powers,axp809-gpio
  28           - const: x-powers,axp221-gpio
  29       - items:
  30           - const: x-powers,axp803-gpio
  31           - const: x-powers,axp813-gpio
  32
  33   gpio-controller: true
  34
  35 patternProperties:
  36   "^.*-pins?$":
  37     $ref: /schemas/pinctrl/pinmux-node.yaml#
  38
  39     properties:
  40       pins:
  41         items:
  42           enum:
  43             - GPIO0
  44             - GPIO1
  45             - GPIO2
  46
  47       function:
  48         enum:
  49           - adc
  50           - ldo
  51           - gpio_in
  52           - gpio_out
  53
  54 required:
  55   - compatible
  56   - "#gpio-cells"
  57   - gpio-controller
  58
  59 additionalProperties: false
  60
  61 ...