xref: /linux/Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml (revision 3a07362fab1653d3aca31a9155c8cc776138fd02) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/pwm/mediatek,pwm-disp.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: MediaTek DISP_PWM Controller
8
9maintainers:
10  - Jitao Shi <jitao.shi@mediatek.com>
11
12allOf:
13  - $ref: pwm.yaml#
14
15properties:
16  compatible:
17    oneOf:
18      - enum:
19          - mediatek,mt2701-disp-pwm
20          - mediatek,mt6595-disp-pwm
21          - mediatek,mt8173-disp-pwm
22          - mediatek,mt8183-disp-pwm
23      - items:
24          - enum:
25              - mediatek,mt6795-disp-pwm
26              - mediatek,mt8167-disp-pwm
27          - const: mediatek,mt8173-disp-pwm
28      - items:
29          - enum:
30              - mediatek,mt8186-disp-pwm
31              - mediatek,mt8188-disp-pwm
32              - mediatek,mt8192-disp-pwm
33              - mediatek,mt8195-disp-pwm
34          - const: mediatek,mt8183-disp-pwm
35
36  reg:
37    maxItems: 1
38
39  "#pwm-cells":
40    const: 2
41
42  interrupts:
43    maxItems: 1
44
45  clocks:
46    items:
47      - description: Main Clock
48      - description: Mm Clock
49
50  clock-names:
51    items:
52      - const: main
53      - const: mm
54
55  power-domains:
56    maxItems: 1
57
58required:
59  - compatible
60  - reg
61  - "#pwm-cells"
62  - clocks
63  - clock-names
64
65additionalProperties: false
66
67examples:
68  - |
69    #include <dt-bindings/interrupt-controller/arm-gic.h>
70    #include <dt-bindings/clock/mt8173-clk.h>
71    #include <dt-bindings/interrupt-controller/irq.h>
72
73    pwm0: pwm@1401e000 {
74        compatible = "mediatek,mt8173-disp-pwm";
75        reg = <0x1401e000 0x1000>;
76        #pwm-cells = <2>;
77        clocks = <&mmsys CLK_MM_DISP_PWM026M>,
78                 <&mmsys CLK_MM_DISP_PWM0MM>;
79        clock-names = "main", "mm";
80    };
81