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     additionalProperties: false
  39
  40     properties:
  41       pins:
  42         items:
  43           enum:
  44             - GPIO0
  45             - GPIO1
  46             - GPIO2
  47             - GPIO3
  48
  49       function:
  50         enum:
  51           - adc
  52           - ldo
  53           - gpio_in
  54           - gpio_out
  55
  56 required:
  57   - compatible
  58   - "#gpio-cells"
  59   - gpio-controller
  60
  61 additionalProperties: false
  62
  63 ...