summaryrefslogtreecommitdiffstats
path: root/Documentation/devicetree/bindings/phy/rockchip,inno-usb2phy.yaml
blob: 5254413137c644b2e8e1db4285c2278799de098b (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
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/phy/rockchip,inno-usb2phy.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Rockchip USB2.0 phy with inno IP block

maintainers:
  - Heiko Stuebner <heiko@sntech.de>

properties:
  compatible:
    enum:
      - rockchip,px30-usb2phy
      - rockchip,rk3128-usb2phy
      - rockchip,rk3228-usb2phy
      - rockchip,rk3308-usb2phy
      - rockchip,rk3328-usb2phy
      - rockchip,rk3366-usb2phy
      - rockchip,rk3399-usb2phy
      - rockchip,rk3568-usb2phy
      - rockchip,rk3588-usb2phy
      - rockchip,rv1108-usb2phy

  reg:
    maxItems: 1

  clock-output-names:
    description:
      The usb 480m output clock name.

  "#clock-cells":
    const: 0

  clocks:
    maxItems: 1

  clock-names:
    const: phyclk

  assigned-clocks:
    description:
      Phandle of the usb 480m clock.

  assigned-clock-parents:
    description:
      Parent of the usb 480m clock.
      Select between usb-phy output 480m and xin24m.
      Refer to clk/clock-bindings.txt for generic clock consumer properties.

  extcon:
    description:
      Phandle to the extcon device providing the cable state for the otg phy.

  interrupts:
    description: Muxed interrupt for both ports
    maxItems: 1

  resets:
    maxItems: 2

  reset-names:
    items:
      - const: phy
      - const: apb

  rockchip,usbgrf:
    $ref: /schemas/types.yaml#/definitions/phandle
    description:
      Phandle to the syscon managing the 'usb general register files'.
      When set the driver will request its phandle as one companion-grf
      for some special SoCs (e.g rv1108).

  host-port:
    type: object
    additionalProperties: false

    properties:
      "#phy-cells":
        const: 0

      interrupts:
        description: host linestate interrupt
        maxItems: 1

      interrupt-names:
        const: linestate

      phy-supply:
        description:
          Phandle to a regulator that provides power to VBUS.
          See ./phy-bindings.txt for details.

    required:
      - "#phy-cells"

  otg-port:
    type: object
    additionalProperties: false

    properties:
      "#phy-cells":
        const: 0

      interrupts:
        minItems: 1
        maxItems: 3

      interrupt-names:
        oneOf:
          - const: linestate
          - const: otg-mux
          - items:
              - const: otg-bvalid
              - const: otg-id
              - const: linestate

      phy-supply:
        description:
          Phandle to a regulator that provides power to VBUS.
          See ./phy-bindings.txt for details.

    required:
      - "#phy-cells"

required:
  - compatible
  - reg
  - clock-output-names
  - "#clock-cells"

anyOf:
  - required:
      - otg-port
  - required:
      - host-port

allOf:
  - if:
      properties:
        compatible:
          contains:
            enum:
              - rockchip,rk3568-usb2phy
              - rockchip,rk3588-usb2phy

    then:
      properties:
        host-port:
          properties:
            interrupts: false

        otg-port:
          properties:
            interrupts: false

      required:
        - interrupts

    else:
      properties:
        interrupts: false

        host-port:
          required:
            - interrupts
            - interrupt-names

        otg-port:
          required:
            - interrupts
            - interrupt-names

additionalProperties: false

examples:
  - |
    #include <dt-bindings/clock/rk3399-cru.h>
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/interrupt-controller/irq.h>
    u2phy0: usb2phy@e450 {
      compatible = "rockchip,rk3399-usb2phy";
      reg = <0xe450 0x10>;
      clocks = <&cru SCLK_USB2PHY0_REF>;
      clock-names = "phyclk";
      clock-output-names = "clk_usbphy0_480m";
      #clock-cells = <0>;

      u2phy0_host: host-port {
        interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH 0>;
        interrupt-names = "linestate";
        #phy-cells = <0>;
      };

      u2phy0_otg: otg-port {
        interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH 0>,
                     <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH 0>,
                     <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH 0>;
        interrupt-names = "otg-bvalid", "otg-id", "linestate";
        #phy-cells = <0>;
      };
    };