bindings/pinctrl/amlogic,meson-pinctrl-a1.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,meson-pinctrl-a1.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Amlogic Meson A1 pinmux controller
   8
   9 maintainers:
  10   - Neil Armstrong <neil.armstrong@linaro.org>
  11
  12 allOf:
  13   - $ref: amlogic,meson-pinctrl-common.yaml#
  14
  15 properties:
  16   compatible:
  17     enum:
  18       - amlogic,c3-periphs-pinctrl
  19       - amlogic,t7-periphs-pinctrl
  20       - amlogic,meson-a1-periphs-pinctrl
  21       - amlogic,meson-s4-periphs-pinctrl
  22
  23 required:
  24   - compatible
  25
  26 patternProperties:
  27   "^bank@[0-9a-z]+$":
  28     $ref: amlogic,meson-pinctrl-common.yaml#/$defs/meson-gpio
  29
  30     unevaluatedProperties: false
  31
  32     properties:
  33       reg:
  34         maxItems: 2
  35
  36       reg-names:
  37         items:
  38           - const: mux
  39           - const: gpio
  40
  41       gpio-line-names:
  42         minItems: 62 # A1
  43         maxItems: 82 # S4
  44
  45 unevaluatedProperties:
  46   type: object
  47   $ref: amlogic,meson-pinctrl-common.yaml#/$defs/meson-pins
  48
  49 examples:
  50   - |
  51     periphs_pinctrl: pinctrl {
  52       compatible = "amlogic,meson-a1-periphs-pinctrl";
  53       #address-cells = <1>;
  54       #size-cells = <1>;
  55       ranges;
  56
  57       bank@400 {
  58         reg = <0x0400 0x003c>,
  59               <0x0480 0x0118>;
  60         reg-names = "mux", "gpio";
  61         gpio-controller;
  62         #gpio-cells = <2>;
  63         gpio-ranges = <&periphs_pinctrl 0 0 62>;
  64       };
  65
  66       cec_ao_a_h_pins: cec_ao_a_h {
  67         mux {
  68           groups = "cec_ao_a_h";
  69           function = "cec_ao_a_h";
  70           bias-disable;
  71         };
  72       };
  73     };