Documentation/devicetree/bindings/pinctrl/amlogic,meson8-pinctrl-cbus.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-cbus.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Amlogic Meson8 CBUS pinmux controller
   8
   9 maintainers:
  10   - Neil Armstrong <neil.armstrong@linaro.org>
  11
  12 allOf:
  13   - $ref: amlogic,meson-pinctrl-common.yaml#
  14
  15 properties:
  16   compatible:
  17     oneOf:
  18       - enum:
  19           - amlogic,meson8-cbus-pinctrl
  20           - amlogic,meson8b-cbus-pinctrl
  21           - amlogic,meson-gxbb-periphs-pinctrl
  22           - amlogic,meson-gxl-periphs-pinctrl
  23           - amlogic,meson-axg-periphs-pinctrl
  24       - items:
  25           - const: amlogic,meson8m2-cbus-pinctrl
  26           - const: amlogic,meson8-cbus-pinctrl
  27
  28 required:
  29   - compatible
  30
  31 patternProperties:
  32   "^bank@[0-9a-z]+$":
  33     $ref: amlogic,meson-pinctrl-common.yaml#/$defs/meson-gpio
  34
  35     unevaluatedProperties: false
  36
  37     properties:
  38       reg:
  39         maxItems: 4
  40
  41       reg-names:
  42         items:
  43           - const: mux
  44           - const: pull
  45           - const: pull-enable
  46           - const: gpio
  47
  48       gpio-line-names:
  49         minItems: 86 # AXG
  50         maxItems: 120 # Meson8
  51
  52 unevaluatedProperties:
  53   type: object
  54   $ref: amlogic,meson-pinctrl-common.yaml#/$defs/meson-pins
  55
  56 examples:
  57   - |
  58     pinctrl_cbus: pinctrl {
  59       compatible = "amlogic,meson8-cbus-pinctrl";
  60       #address-cells = <1>;
  61       #size-cells = <1>;
  62       ranges;
  63
  64       bank@80b0 {
  65         reg = <0x80b0 0x28>,
  66               <0x80e8 0x18>,
  67               <0x8120 0x18>,
  68               <0x8030 0x30>;
  69         reg-names = "mux", "pull", "pull-enable", "gpio";
  70         gpio-controller;
  71         #gpio-cells = <2>;
  72         gpio-ranges = <&pinctrl_cbus 0 0 120>;
  73       };
  74
  75       cec_ao_a_h_pins: cec_ao_a_h {
  76         mux {
  77           groups = "cec_ao_a_h";
  78           function = "cec_ao_a_h";
  79           bias-disable;
  80         };
  81       };
  82     };