Documentation/devicetree/bindings/clock/canaan,k210-clk.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/canaan,k210-clk.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Canaan Kendryte K210 Clock Device Tree Bindings
   8
   9 maintainers:
  10   - Damien Le Moal <damien.lemoal@wdc.com>
  11
  12 description: |
  13   Canaan Kendryte K210 SoC clocks driver bindings. The clock
  14   controller node must be defined as a child node of the K210
  15   system controller node.
  16
  17   See also:
  18   - dt-bindings/clock/k210-clk.h
  19
  20 properties:
  21   compatible:
  22     const: canaan,k210-clk
  23
  24   clocks:
  25     description:
  26       Phandle of the SoC 26MHz fixed-rate oscillator clock.
  27
  28   '#clock-cells':
  29     const: 1
  30
  31 required:
  32   - compatible
  33   - '#clock-cells'
  34   - clocks
  35
  36 additionalProperties: false
  37
  38 examples:
  39   - |
  40     #include <dt-bindings/clock/k210-clk.h>
  41     clocks {
  42       in0: oscillator {
  43         compatible = "fixed-clock";
  44         #clock-cells = <0>;
  45         clock-frequency = <26000000>;
  46       };
  47     };
  48
  49     /* ... */
  50     sysclk: clock-controller {
  51       #clock-cells = <1>;
  52       compatible = "canaan,k210-clk";
  53       clocks = <&in0>;
  54     };