Documentation/devicetree/bindings/pinctrl/amlogic,meson8-pinctrl-aobus.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/pinctrl/amlogic,meson8-pinctrl-aobus.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Amlogic Meson8 AOBUS pinmux controller
   8
   9 maintainers:
  10   - Neil Armstrong <neil.armstrong@linaro.org>
  11
  12 allOf:
  13   - $ref: amlogic,meson-pinctrl-common.yaml#
  14
  15 properties:
  16   compatible:
  17     oneOf:
  18       - enum:
  19           - amlogic,meson8-aobus-pinctrl
  20           - amlogic,meson8b-aobus-pinctrl
  21           - amlogic,meson-gxbb-aobus-pinctrl
  22           - amlogic,meson-gxl-aobus-pinctrl
  23           - amlogic,meson-axg-aobus-pinctrl
  24       - items:
  25           - const: amlogic,meson8m2-aobus-pinctrl
  26           - const: amlogic,meson8-aobus-pinctrl
  27
  28 required:
  29   - compatible
  30
  31 patternProperties:
  32   "^bank@[0-9a-z]+$":
  33     $ref: amlogic,meson-pinctrl-common.yaml#/$defs/meson-gpio
  34
  35     unevaluatedProperties: false
  36
  37     properties:
  38       reg:
  39         maxItems: 3
  40
  41       reg-names:
  42         items:
  43           - const: mux
  44           - const: pull
  45           - const: gpio
  46
  47       gpio-line-names:
  48         minItems: 11 # GXL
  49         maxItems: 16 # Meson8
  50
  51 unevaluatedProperties:
  52   type: object
  53   $ref: amlogic,meson-pinctrl-common.yaml#/$defs/meson-pins
  54
  55 examples:
  56   - |
  57     pinctrl_aobus: pinctrl {
  58       compatible = "amlogic,meson8-aobus-pinctrl";
  59       #address-cells = <1>;
  60       #size-cells = <1>;
  61       ranges;
  62
  63       bank@14 {
  64         reg = <0x14 0x4>,
  65               <0x2c 0x4>,
  66               <0x24 0x8>;
  67         reg-names = "mux", "pull", "gpio";
  68         gpio-controller;
  69         #gpio-cells = <2>;
  70         gpio-ranges = <&pinctrl_aobus 0 0 16>;
  71       };
  72
  73       cec_ao_a_h_pins: cec_ao_a_h {
  74         mux {
  75           groups = "cec_ao_a_h";
  76           function = "cec_ao_a_h";
  77           bias-disable;
  78         };
  79       };
  80     };