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