Documentation/devicetree/bindings/pwm/pwm.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/pwm/pwm.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: PWM controllers (providers)
   8
   9 maintainers:
  10   - Thierry Reding <thierry.reding@gmail.com>
  11
  12 select: false
  13
  14 properties:
  15   $nodename:
  16     pattern: "^pwm(@.*|-([0-9]|[1-9][0-9]+))?$"
  17
  18   "#pwm-cells":
  19     description: |
  20       Number of cells in a PWM specifier. Typically the cells represent, in
  21       order: the chip-relative PWM number, the PWM period in nanoseconds and
  22       optionally a number of flags (defined in <dt-bindings/pwm/pwm.h>).
  23
  24 required:
  25   - "#pwm-cells"
  26
  27 additionalProperties: true
  28
  29 examples:
  30   - |
  31     pwm: pwm@1c20e00 {
  32         compatible = "allwinner,sun7i-a20-pwm";
  33         reg = <0x01c20e00 0xc>;
  34         clocks = <&osc24M>;
  35         #pwm-cells = <3>;
  36     };