tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1# SPDX-License-Identifier: GPL-2.0
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/usb/dwc2.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: DesignWare HS OTG USB 2.0 controller Bindings
8
9maintainers:
10 - Rob Herring <robh@kernel.org>
11
12allOf:
13 - $ref: usb-drd.yaml#
14
15properties:
16 compatible:
17 oneOf:
18 - const: brcm,bcm2835-usb
19 - const: hisilicon,hi6220-usb
20 - items:
21 - const: rockchip,rk3066-usb
22 - const: snps,dwc2
23 - items:
24 - enum:
25 - rockchip,px30-usb
26 - rockchip,rk3036-usb
27 - rockchip,rk3188-usb
28 - rockchip,rk3228-usb
29 - rockchip,rk3288-usb
30 - rockchip,rk3308-usb
31 - rockchip,rk3328-usb
32 - rockchip,rk3368-usb
33 - rockchip,rv1108-usb
34 - const: rockchip,rk3066-usb
35 - const: snps,dwc2
36 - const: lantiq,arx100-usb
37 - const: lantiq,xrx200-usb
38 - items:
39 - enum:
40 - amlogic,meson8-usb
41 - amlogic,meson8b-usb
42 - amlogic,meson-gxbb-usb
43 - amlogic,meson-g12a-usb
44 - const: snps,dwc2
45 - const: amcc,dwc-otg
46 - const: apm,apm82181-dwc-otg
47 - const: snps,dwc2
48 - const: st,stm32f4x9-fsotg
49 - const: st,stm32f4x9-hsotg
50 - const: st,stm32f7-hsotg
51 - const: st,stm32mp15-fsotg
52 - items:
53 - const: st,stm32mp15-hsotg
54 - const: snps,dwc2
55 - const: samsung,s3c6400-hsotg
56
57 reg:
58 maxItems: 1
59
60 interrupts:
61 maxItems: 1
62
63 clocks:
64 maxItems: 1
65
66 clock-names:
67 items:
68 - const: otg
69
70 resets:
71 items:
72 - description: common reset
73 - description: ecc reset
74 minItems: 1
75
76 reset-names:
77 items:
78 - const: dwc2
79 - const: dwc2-ecc
80 minItems: 1
81
82 phys:
83 maxItems: 1
84
85 phy-names:
86 const: usb2-phy
87
88 power-domains:
89 maxItems: 1
90
91 vbus-supply:
92 description: reference to the VBUS regulator. Depending on the current mode
93 this is enabled (in "host" mode") or disabled (in "peripheral" mode). The
94 regulator is updated if the controller is configured in "otg" mode and the
95 status changes between "host" and "peripheral".
96
97 vusb_d-supply:
98 description: phandle to voltage regulator of digital section,
99
100 vusb_a-supply:
101 description: phandle to voltage regulator of analog section.
102
103 usb33d-supply:
104 description: reference to the VBUS and ID sensing comparators supply, in
105 order to perform OTG operation, used on STM32MP15 SoCs.
106
107 dr_mode: true
108
109 otg-rev: true
110
111 hnp-disable: true
112
113 srp-disable: true
114
115 usb-role-switch: true
116
117 g-rx-fifo-size:
118 $ref: /schemas/types.yaml#/definitions/uint32
119 description: size of rx fifo size in gadget mode.
120
121 g-np-tx-fifo-size:
122 $ref: /schemas/types.yaml#/definitions/uint32
123 description: size of non-periodic tx fifo size in gadget mode.
124
125 g-tx-fifo-size:
126 $ref: /schemas/types.yaml#/definitions/uint32-array
127 description: size of periodic tx fifo per endpoint (except ep0) in gadget mode.
128
129 snps,need-phy-for-wake:
130 $ref: /schemas/types.yaml#/definitions/flag
131 description: If present indicates that the phy needs to be left on for
132 remote wakeup during suspend.
133
134 snps,reset-phy-on-wake:
135 $ref: /schemas/types.yaml#/definitions/flag
136 description: If present indicates that we need to reset the PHY when we
137 detect a wakeup. This is due to a hardware errata.
138
139required:
140 - compatible
141 - reg
142 - interrupts
143 - clocks
144 - clock-names
145
146additionalProperties: false
147
148examples:
149 - |
150 usb@101c0000 {
151 compatible = "rockchip,rk3066-usb", "snps,dwc2";
152 reg = <0x10180000 0x40000>;
153 interrupts = <18>;
154 clocks = <&usb_otg_ahb_clk>;
155 clock-names = "otg";
156 phys = <&usbphy>;
157 phy-names = "usb2-phy";
158 };
159
160...