Documentation/devicetree/bindings/clock/gpio-mux-clock.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/clock/gpio-mux-clock.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Simple GPIO clock multiplexer
   8
   9 maintainers:
  10   - Sergej Sawazki <ce3a@gmx.de>
  11
  12 properties:
  13   compatible:
  14     const: gpio-mux-clock
  15
  16   clocks:
  17     items:
  18       - description: First parent clock
  19       - description: Second parent clock
  20
  21   '#clock-cells':
  22     const: 0
  23
  24   select-gpios:
  25     description: GPIO reference for selecting the parent clock.
  26     maxItems: 1
  27
  28 required:
  29   - compatible
  30   - clocks
  31   - '#clock-cells'
  32   - select-gpios
  33
  34 additionalProperties: false
  35
  36 examples:
  37   - |
  38     #include <dt-bindings/gpio/gpio.h>
  39
  40     clock {
  41             compatible = "gpio-mux-clock";
  42             clocks = <&parentclk1>, <&parentclk2>;
  43             #clock-cells = <0>;
  44             select-gpios = <&gpio 1 GPIO_ACTIVE_HIGH>;
  45     };