1 # SPDX-License-Identifier: GPL-2.0-only OR BSD
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/usb/genesys
5 $schema: http://devicetree.org/meta-schemas/co
6
7 title: Genesys Logic USB hub controller
8
9 maintainers:
10 - Icenowy Zheng <uwu@icenowy.me>
11
12 properties:
13 compatible:
14 enum:
15 - usb5e3,608
16 - usb5e3,610
17 - usb5e3,620
18 - usb5e3,626
19
20 reg: true
21
22 reset-gpios:
23 description: GPIO controlling the RESET# p
24
25 vdd-supply:
26 description:
27 The regulator that provides 3.3V or 5.0V
28
29 peer-hub:
30 $ref: /schemas/types.yaml#/definitions/pha
31 description:
32 For onboard hub controllers that support
33 with shared resets and power supplies, t
34 the hubs with which these are shared.
35
36 required:
37 - compatible
38 - reg
39
40 allOf:
41 - $ref: usb-device.yaml#
42 - if:
43 properties:
44 compatible:
45 contains:
46 enum:
47 - usb5e3,608
48 then:
49 properties:
50 peer-hub: false
51 vdd-supply: false
52
53 - if:
54 properties:
55 compatible:
56 contains:
57 enum:
58 - usb5e3,610
59 - usb5e3,620
60 then:
61 properties:
62 peer-hub: true
63 vdd-supply: true
64
65 additionalProperties: false
66
67 examples:
68 - |
69 #include <dt-bindings/gpio/gpio.h>
70 usb {
71 dr_mode = "host";
72 #address-cells = <1>;
73 #size-cells = <0>;
74
75 hub: hub@1 {
76 compatible = "usb5e3,608";
77 reg = <1>;
78 reset-gpios = <&pio 7 2 GPIO_ACTIV
79 };
80 };
81
82 - |
83 #include <dt-bindings/gpio/gpio.h>
84 usb {
85 dr_mode = "host";
86 #address-cells = <1>;
87 #size-cells = <0>;
88
89 /* 2.0 hub on port 1 */
90 hub_2_0: hub@1 {
91 compatible = "usb5e3,610";
92 reg = <1>;
93 peer-hub = <&hub_3_0>;
94 reset-gpios = <&gpio 20 GPIO_ACTIV
95 vdd-supply = <&vcc_5v>;
96 };
97
98 /* 3.1 hub on port 4 */
99 hub_3_0: hub@2 {
100 compatible = "usb5e3,620";
101 reg = <2>;
102 peer-hub = <&hub_2_0>;
103 reset-gpios = <&gpio 20 GPIO_ACTIV
104 vdd-supply = <&vcc_5v>;
105 };
106 };
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