1 # SPDX-License-Identifier: (GPL-2.0-only OR BS
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/pwm/nvidia,
5 $schema: http://devicetree.org/meta-schemas/co
6
7 title: NVIDIA Tegra PWFM controller
8
9 maintainers:
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
12
13 properties:
14 compatible:
15 oneOf:
16 - enum:
17 - nvidia,tegra20-pwm
18 - nvidia,tegra186-pwm
19
20 - items:
21 - enum:
22 - nvidia,tegra30-pwm
23 - nvidia,tegra114-pwm
24 - nvidia,tegra124-pwm
25 - nvidia,tegra132-pwm
26 - nvidia,tegra210-pwm
27 - enum:
28 - nvidia,tegra20-pwm
29
30 - items:
31 - const: nvidia,tegra194-pwm
32 - const: nvidia,tegra186-pwm
33
34 - items:
35 - const: nvidia,tegra234-pwm
36 - const: nvidia,tegra194-pwm
37
38 reg:
39 maxItems: 1
40
41 clocks:
42 maxItems: 1
43
44 resets:
45 items:
46 - description: module reset
47
48 reset-names:
49 items:
50 - const: pwm
51
52 "#pwm-cells":
53 const: 2
54
55 pinctrl-names:
56 items:
57 - const: default
58 - const: sleep
59
60 pinctrl-0:
61 description: configuration for the default
62
63 pinctrl-1:
64 description: configuration for the sleep s
65
66 operating-points-v2: true
67
68 power-domains:
69 items:
70 - description: phandle to the core power
71
72 allOf:
73 - $ref: pwm.yaml
74
75 required:
76 - compatible
77 - reg
78 - clocks
79 - resets
80 - reset-names
81
82 additionalProperties: false
83
84 examples:
85 - |
86 #include <dt-bindings/clock/tegra20-car.h>
87
88 pwm: pwm@7000a000 {
89 compatible = "nvidia,tegra20-pwm";
90 reg = <0x7000a000 0x100>;
91 #pwm-cells = <2>;
92 clocks = <&tegra_car TEGRA20_CLK_PWM>;
93 resets = <&tegra_car 17>;
94 reset-names = "pwm";
95 };
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