dts/Bindings/pwm/pwm-bcm2835.yaml


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pwm/pwm-bcm2835.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: BCM2835 PWM controller (Raspberry Pi controller)

maintainers:
  - Stefan Wahren <stefan.wahren@i2se.com>

allOf:
  - $ref: pwm.yaml#

properties:
  compatible:
    const: brcm,bcm2835-pwm

  reg:
    maxItems: 1

  clocks:
    maxItems: 1

  "#pwm-cells":
    const: 3

required:
  - compatible
  - reg
  - clocks
  - "#pwm-cells"

additionalProperties: false

examples:
  - |
    pwm@2020c000 {
      compatible = "brcm,bcm2835-pwm";
      reg = <0x2020c000 0x28>;
      clocks = <&clk_pwm>;
      #pwm-cells = <3>;
    };