xref: /linux/Documentation/devicetree/bindings/usb/generic-ohci.yaml (revision ea49432d184a6a09f84461604b7711a4e9f5ec9c) 
1# SPDX-License-Identifier: GPL-2.0
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/usb/generic-ohci.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: USB OHCI Controller Device Tree Bindings
8
9allOf:
10  - $ref: "usb-hcd.yaml"
11
12maintainers:
13  - Greg Kroah-Hartman <gregkh@linuxfoundation.org>
14
15properties:
16  compatible:
17    oneOf:
18      - items:
19          - enum:
20              - allwinner,sun4i-a10-ohci
21              - allwinner,sun50i-a64-ohci
22              - allwinner,sun50i-h6-ohci
23              - allwinner,sun5i-a13-ohci
24              - allwinner,sun6i-a31-ohci
25              - allwinner,sun7i-a20-ohci
26              - allwinner,sun8i-a23-ohci
27              - allwinner,sun8i-a83t-ohci
28              - allwinner,sun8i-h3-ohci
29              - allwinner,sun8i-r40-ohci
30              - allwinner,sun9i-a80-ohci
31              - brcm,bcm3384-ohci
32              - brcm,bcm63268-ohci
33              - brcm,bcm6328-ohci
34              - brcm,bcm6358-ohci
35              - brcm,bcm6362-ohci
36              - brcm,bcm6368-ohci
37              - brcm,bcm7125-ohci
38              - brcm,bcm7346-ohci
39              - brcm,bcm7358-ohci
40              - brcm,bcm7360-ohci
41              - brcm,bcm7362-ohci
42              - brcm,bcm7420-ohci
43              - brcm,bcm7425-ohci
44              - brcm,bcm7435-ohci
45              - ibm,476gtr-ohci
46              - ingenic,jz4740-ohci
47              - snps,hsdk-v1.0-ohci
48          - const: generic-ohci
49      - const: generic-ohci
50
51  reg:
52    maxItems: 1
53
54  interrupts:
55    maxItems: 1
56
57  resets:
58    minItems: 1
59    maxItems: 2
60
61  clocks:
62    minItems: 1
63    maxItems: 3
64    description: |
65      In case the Renesas R-Car Gen3 SoCs:
66        - if a host only channel: first clock should be host.
67        - if a USB DRD channel: first clock should be host and second
68          one should be peripheral
69
70  power-domains:
71    maxItems: 1
72
73  big-endian:
74    $ref: /schemas/types.yaml#/definitions/flag
75    description:
76      Set this flag for HCDs with big endian descriptors and big
77      endian registers.
78
79  big-endian-desc:
80    $ref: /schemas/types.yaml#/definitions/flag
81    description:
82      Set this flag for HCDs with big endian descriptors.
83
84  big-endian-regs:
85    $ref: /schemas/types.yaml#/definitions/flag
86    description:
87      Set this flag for HCDs with big endian registers.
88
89  remote-wakeup-connected:
90    $ref: /schemas/types.yaml#/definitions/flag
91    description:
92      Remote wakeup is wired on the platform.
93
94  no-big-frame-no:
95    $ref: /schemas/types.yaml#/definitions/flag
96    description:
97      Set if frame_no lives in bits [15:0] of HCCA
98
99  num-ports:
100    $ref: /schemas/types.yaml#/definitions/uint32
101    description:
102      Overrides the detected port count
103
104  phys:
105    maxItems: 1
106
107  phy-names:
108    const: usb
109
110  iommus:
111    maxItems: 1
112
113  dr_mode:
114    enum:
115      - host
116      - otg
117
118required:
119  - compatible
120  - reg
121  - interrupts
122
123additionalProperties: false
124
125examples:
126  - |
127      ohci0: usb@1c14400 {
128          compatible = "allwinner,sun4i-a10-ohci", "generic-ohci";
129          reg = <0x01c14400 0x100>;
130          interrupts = <64>;
131          clocks = <&usb_clk 6>, <&ahb_gates 2>;
132          phys = <&usbphy 1>;
133          phy-names = "usb";
134      };
135
136...
137