xref: /linux/Documentation/devicetree/bindings/usb/socionext,uniphier-dwc3.yaml (revision c17ee635fd3a482b2ad2bf5e269755c2eae5f25e) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/usb/socionext,uniphier-dwc3.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Socionext Uniphier SuperSpeed DWC3 USB SoC controller
8
9maintainers:
10  - Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
11  - Masami Hiramatsu <mhiramat@kernel.org>
12
13select:
14  properties:
15    compatible:
16      contains:
17        const: socionext,uniphier-dwc3
18  required:
19    - compatible
20
21properties:
22  compatible:
23    items:
24      - const: socionext,uniphier-dwc3
25      - const: snps,dwc3
26
27  reg:
28    maxItems: 1
29
30  interrupts:
31    minItems: 1
32    items:
33      - description: Host or single combined interrupt
34      - description: Peripheral interrupt
35
36  interrupt-names:
37    minItems: 1
38    items:
39      - enum:
40          - dwc_usb3
41          - host
42      - const: peripheral
43
44  clocks:
45    maxItems: 3
46
47  clock-names:
48    items:
49      - const: ref
50      - const: bus_early
51      - const: suspend
52
53  phys:
54    description: 1 to 4 HighSpeed PHYs followed by 1 or 2 SuperSpeed PHYs
55    minItems: 1
56    maxItems: 6
57
58  resets:
59    maxItems: 1
60
61required:
62  - compatible
63  - reg
64  - interrupts
65  - clocks
66  - clock-names
67  - phys
68
69unevaluatedProperties: false
70
71allOf:
72  - $ref: snps,dwc3.yaml#
73
74examples:
75  - |
76    #include <dt-bindings/interrupt-controller/arm-gic.h>
77
78    usb@65a00000 {
79        compatible = "socionext,uniphier-dwc3", "snps,dwc3";
80        reg = <0x65a00000 0xcd00>;
81        interrupt-names = "dwc_usb3";
82        interrupts = <GIC_SPI 134 IRQ_TYPE_LEVEL_HIGH>;
83        clock-names = "ref", "bus_early", "suspend";
84        clocks = <&sys_clk 12>, <&sys_clk 12>, <&sys_clk 12>;
85        resets = <&usb0_rst 15>;
86        phys = <&usb0_hsphy0>, <&usb0_hsphy1>,
87               <&usb0_ssphy0>, <&usb0_ssphy1>;
88        dr_mode = "host";
89    };
90