1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/pwm/cirrus,ep9301-pwm.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Cirrus Logic ep93xx PWM controller
8
9 maintainers:
10 - Alexander Sverdlin <alexander.sverdlin@gmail.com>
11 - Nikita Shubin <nikita.shubin@maquefel.me>
12
13 allOf:
14 - $ref: pwm.yaml#
15
16 properties:
17 compatible:
18 oneOf:
19 - const: cirrus,ep9301-pwm
20 - items:
21 - enum:
22 - cirrus,ep9302-pwm
23 - cirrus,ep9307-pwm
24 - cirrus,ep9312-pwm
25 - cirrus,ep9315-pwm
26 - const: cirrus,ep9301-pwm
27
28 reg:
29 maxItems: 1
30
31 clocks:
32 items:
33 - description: SoC PWM clock
34
35 "#pwm-cells":
36 const: 3
37
38 required:
39 - compatible
40 - reg
41 - clocks
42
43 unevaluatedProperties: false
44
45 examples:
46 - |
47 #include <dt-bindings/clock/cirrus,ep9301-syscon.h>
48 pwm@80910000 {
49 compatible = "cirrus,ep9301-pwm";
50 reg = <0x80910000 0x10>;
51 clocks = <&syscon EP93XX_CLK_PWM>;
52 #pwm-cells = <3>;
53 };
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