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
|
# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/usb/genesys,gl850g.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Genesys Logic USB hub controller
maintainers:
- Icenowy Zheng <uwu@icenowy.me>
properties:
compatible:
enum:
- usb5e3,608
- usb5e3,610
- usb5e3,620
- usb5e3,625
- usb5e3,626
reg: true
reset-gpios:
description: GPIO controlling the RESET# pin.
vdd-supply:
description:
The regulator that provides 3.3V or 5.0V core power to the hub.
vdd12-supply:
description:
The regulator that provides 1.2V power to the hub.
peer-hub: true
ports:
$ref: /schemas/graph.yaml#/properties/ports
patternProperties:
'^port@':
$ref: /schemas/graph.yaml#/properties/port
properties:
reg:
minimum: 1
maximum: 4
required:
- compatible
- reg
allOf:
- $ref: usb-hub.yaml#
- if:
properties:
compatible:
contains:
enum:
- usb5e3,608
then:
properties:
peer-hub: false
vdd-supply: false
vdd12-supply: false
- if:
properties:
compatible:
contains:
enum:
- usb5e3,610
- usb5e3,620
then:
properties:
peer-hub: true
vdd-supply: true
vdd12-supply: false
- if:
properties:
compatible:
contains:
enum:
- usb5e3,625
then:
properties:
peer-hub: true
vdd-supply: true
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/gpio/gpio.h>
usb {
dr_mode = "host";
#address-cells = <1>;
#size-cells = <0>;
hub: hub@1 {
compatible = "usb5e3,608";
reg = <1>;
reset-gpios = <&pio 7 2 GPIO_ACTIVE_LOW>;
};
};
- |
#include <dt-bindings/gpio/gpio.h>
usb {
dr_mode = "host";
#address-cells = <1>;
#size-cells = <0>;
/* 2.0 hub on port 1 */
hub_2_0: hub@1 {
compatible = "usb5e3,610";
reg = <1>;
peer-hub = <&hub_3_0>;
reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>;
vdd-supply = <&vcc_5v>;
};
/* 3.1 hub on port 4 */
hub_3_0: hub@2 {
compatible = "usb5e3,620";
reg = <2>;
peer-hub = <&hub_2_0>;
reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>;
vdd-supply = <&vcc_5v>;
};
};
|
