Documentation/devicetree/bindings/pwm/pwm-bcm2835.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/pwm/pwm-bcm2835.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: BCM2835 PWM controller (Raspberry Pi controller)
   8
   9 maintainers:
  10   - Stefan Wahren <stefan.wahren@i2se.com>
  11
  12 allOf:
  13   - $ref: pwm.yaml#
  14
  15 properties:
  16   compatible:
  17     const: brcm,bcm2835-pwm
  18
  19   reg:
  20     maxItems: 1
  21
  22   clocks:
  23     maxItems: 1
  24
  25   "#pwm-cells":
  26     const: 3
  27
  28 required:
  29   - compatible
  30   - reg
  31   - clocks
  32   - "#pwm-cells"
  33
  34 additionalProperties: false
  35
  36 examples:
  37   - |
  38     pwm@2020c000 {
  39       compatible = "brcm,bcm2835-pwm";
  40       reg = <0x2020c000 0x28>;
  41       clocks = <&clk_pwm>;
  42       #pwm-cells = <3>;
  43     };