tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/pwm/mediatek,mt2712-pwm.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: MediaTek PWM Controller
8
9maintainers:
10 - John Crispin <john@phrozen.org>
11
12allOf:
13 - $ref: pwm.yaml#
14
15properties:
16 compatible:
17 oneOf:
18 - enum:
19 - mediatek,mt2712-pwm
20 - mediatek,mt6795-pwm
21 - mediatek,mt7622-pwm
22 - mediatek,mt7623-pwm
23 - mediatek,mt7628-pwm
24 - mediatek,mt7629-pwm
25 - mediatek,mt7986-pwm
26 - mediatek,mt8183-pwm
27 - mediatek,mt8365-pwm
28 - mediatek,mt8516-pwm
29 - items:
30 - enum:
31 - mediatek,mt8195-pwm
32 - const: mediatek,mt8183-pwm
33
34 reg:
35 maxItems: 1
36
37 "#pwm-cells":
38 const: 2
39
40 interrupts:
41 maxItems: 1
42
43 clocks:
44 minItems: 2
45 maxItems: 10
46
47 clock-names:
48 description:
49 This controller needs two input clocks for its core and one
50 clock for each PWM output.
51 minItems: 2
52 items:
53 - const: top
54 - const: main
55 - const: pwm1
56 - const: pwm2
57 - const: pwm3
58 - const: pwm4
59 - const: pwm5
60 - const: pwm6
61 - const: pwm7
62 - const: pwm8
63
64required:
65 - compatible
66 - reg
67 - "#pwm-cells"
68 - clocks
69 - clock-names
70
71additionalProperties: false
72
73examples:
74 - |
75 #include <dt-bindings/interrupt-controller/arm-gic.h>
76 #include <dt-bindings/clock/mt2712-clk.h>
77 #include <dt-bindings/interrupt-controller/irq.h>
78
79 pwm0: pwm@11006000 {
80 compatible = "mediatek,mt2712-pwm";
81 reg = <0x11006000 0x1000>;
82 #pwm-cells = <2>;
83 interrupts = <GIC_SPI 77 IRQ_TYPE_LEVEL_LOW>;
84 clocks = <&topckgen CLK_TOP_PWM_SEL>, <&pericfg CLK_PERI_PWM>,
85 <&pericfg CLK_PERI_PWM0>, <&pericfg CLK_PERI_PWM1>,
86 <&pericfg CLK_PERI_PWM2>, <&pericfg CLK_PERI_PWM3>,
87 <&pericfg CLK_PERI_PWM4>, <&pericfg CLK_PERI_PWM5>,
88 <&pericfg CLK_PERI_PWM6>, <&pericfg CLK_PERI_PWM7>;
89 clock-names = "top", "main",
90 "pwm1", "pwm2",
91 "pwm3", "pwm4",
92 "pwm5", "pwm6",
93 "pwm7", "pwm8";
94 };