Documentation/devicetree/bindings/usb/ingenic,musb.yaml


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/usb/ingenic,musb.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Ingenic JZ47xx USB IP DT bindings

maintainers:
  - Paul Cercueil <paul@crapouillou.net>

properties:
  $nodename:
    pattern: '^usb@.*'

  compatible:
    oneOf:
      - enum:
        - ingenic,jz4770-musb
        - ingenic,jz4740-musb
      - items:
        - const: ingenic,jz4725b-musb
        - const: ingenic,jz4740-musb

  reg:
    maxItems: 1

  clocks:
    maxItems: 1

  clock-names:
    items:
      - const: udc

  interrupts:
    maxItems: 1

  interrupt-names:
    items:
      - const: mc

  phys:
    description: PHY specifier for the USB PHY

required:
  - compatible
  - reg
  - clocks
  - clock-names
  - interrupts
  - interrupt-names
  - phys

additionalProperties: false

examples:
  - |
    #include <dt-bindings/clock/jz4740-cgu.h>
    usb_phy: usb-phy {
      compatible = "usb-nop-xceiv";
      #phy-cells = <0>;
    };

    udc: usb@13040000 {
      compatible = "ingenic,jz4740-musb";
      reg = <0x13040000 0x10000>;

      interrupt-parent = <&intc>;
      interrupts = <24>;
      interrupt-names = "mc";

      clocks = <&cgu JZ4740_CLK_UDC>;
      clock-names = "udc";

      phys = <&usb_phy>;
    };