summaryrefslogtreecommitdiffstats
path: root/Documentation/devicetree/bindings/usb/generic-ohci.yaml
blob: a9ba7257b884288ac18e956d36411b3ec4c7e0b9 (plain)
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
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/usb/generic-ohci.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: USB OHCI Controller

maintainers:
  - Greg Kroah-Hartman <gregkh@linuxfoundation.org>

properties:
  compatible:
    oneOf:
      - items:
          - enum:
              - allwinner,sun4i-a10-ohci
              - allwinner,sun50i-a64-ohci
              - allwinner,sun50i-h6-ohci
              - allwinner,sun50i-h616-ohci
              - allwinner,sun5i-a13-ohci
              - allwinner,sun6i-a31-ohci
              - allwinner,sun7i-a20-ohci
              - allwinner,sun8i-a23-ohci
              - allwinner,sun8i-a83t-ohci
              - allwinner,sun8i-h3-ohci
              - allwinner,sun8i-r40-ohci
              - allwinner,sun9i-a80-ohci
              - allwinner,sun20i-d1-ohci
              - brcm,bcm3384-ohci
              - brcm,bcm63268-ohci
              - brcm,bcm6328-ohci
              - brcm,bcm6358-ohci
              - brcm,bcm6362-ohci
              - brcm,bcm6368-ohci
              - brcm,bcm7125-ohci
              - brcm,bcm7346-ohci
              - brcm,bcm7358-ohci
              - brcm,bcm7360-ohci
              - brcm,bcm7362-ohci
              - brcm,bcm7420-ohci
              - brcm,bcm7425-ohci
              - brcm,bcm7435-ohci
              - hpe,gxp-ohci
              - ibm,476gtr-ohci
              - ingenic,jz4740-ohci
              - snps,hsdk-v1.0-ohci
          - const: generic-ohci
      - enum:
          - generic-ohci
          - ti,ohci-omap3
      - items:
          - enum:
              - cavium,octeon-6335-ohci
              - nintendo,hollywood-usb-ohci
              - nxp,ohci-nxp
              - st,spear600-ohci
          - const: usb-ohci

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  resets:
    minItems: 1
    maxItems: 2

  clocks:
    minItems: 1
    maxItems: 3
    description: |
      In case the Renesas R-Car Gen3 SoCs:
        - if a host only channel: first clock should be host.
        - if a USB DRD channel: first clock should be host and second
          one should be peripheral

  power-domains:
    maxItems: 1

  big-endian:
    $ref: /schemas/types.yaml#/definitions/flag
    description:
      Set this flag for HCDs with big endian descriptors and big
      endian registers.

  big-endian-desc:
    $ref: /schemas/types.yaml#/definitions/flag
    description:
      Set this flag for HCDs with big endian descriptors.

  big-endian-regs:
    $ref: /schemas/types.yaml#/definitions/flag
    description:
      Set this flag for HCDs with big endian registers.

  remote-wakeup-connected:
    $ref: /schemas/types.yaml#/definitions/flag
    description:
      Remote wakeup is wired on the platform.

  no-big-frame-no:
    $ref: /schemas/types.yaml#/definitions/flag
    description:
      Set if frame_no lives in bits [15:0] of HCCA

  num-ports:
    $ref: /schemas/types.yaml#/definitions/uint32
    description:
      Overrides the detected port count

  phys:
    minItems: 1
    maxItems: 3

  phy-names:
    const: usb

  iommus:
    maxItems: 1

  dr_mode:
    enum:
      - host
      - otg

  transceiver:
    $ref: /schemas/types.yaml#/definitions/phandle
    description:
      The associated ISP1301 device. Necessary for the UDC controller for
      connecting to the USB physical layer.

required:
  - compatible
  - reg
  - interrupts

allOf:
  - $ref: usb-hcd.yaml
  - if:
      not:
        properties:
          compatible:
            contains:
              const: nxp,ohci-nxp
    then:
      properties:
        transceiver: false

additionalProperties: false

examples:
  - |
      ohci0: usb@1c14400 {
          compatible = "allwinner,sun4i-a10-ohci", "generic-ohci";
          reg = <0x01c14400 0x100>;
          interrupts = <64>;
          clocks = <&usb_clk 6>, <&ahb_gates 2>;
          phys = <&usbphy 1>;
          phy-names = "usb";
      };

...