1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/usb/usb-xhc 4 $id: http://devicetree.org/schemas/usb/usb-xhci.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Generic USB xHCI Controller 7 title: Generic USB xHCI Controller
8 8
9 maintainers: 9 maintainers:
10 - Mathias Nyman <mathias.nyman@intel.com> 10 - Mathias Nyman <mathias.nyman@intel.com>
11 11
12 allOf: 12 allOf:
13 - $ref: usb-hcd.yaml# 13 - $ref: usb-hcd.yaml#
14 14
15 properties: 15 properties:
16 usb2-lpm-disable: 16 usb2-lpm-disable:
17 description: Indicates if we don't want to 17 description: Indicates if we don't want to enable USB2 HW LPM
18 type: boolean 18 type: boolean
19 19
20 usb3-lpm-capable: 20 usb3-lpm-capable:
21 description: Determines if platform is USB 21 description: Determines if platform is USB3 LPM capable
22 type: boolean 22 type: boolean
23 23
24 quirk-broken-port-ped: 24 quirk-broken-port-ped:
25 description: Set if the controller has bro 25 description: Set if the controller has broken port disable mechanism
26 type: boolean 26 type: boolean
27 27
28 imod-interval-ns: 28 imod-interval-ns:
29 description: Interrupt moderation interval 29 description: Interrupt moderation interval
30 default: 5000 30 default: 5000
31 31
32 num-hc-interrupters: 32 num-hc-interrupters:
33 description: Maximum number of interrupter 33 description: Maximum number of interrupters to allocate
34 $ref: /schemas/types.yaml#/definitions/uin 34 $ref: /schemas/types.yaml#/definitions/uint16
35 minimum: 1 35 minimum: 1
36 maximum: 1024 36 maximum: 1024
37 37
38 additionalProperties: true 38 additionalProperties: true
39 39
40 examples: 40 examples:
41 - | 41 - |
42 usb@f0930000 { 42 usb@f0930000 {
43 compatible = "generic-xhci"; 43 compatible = "generic-xhci";
44 reg = <0xf0930000 0x8c8>; 44 reg = <0xf0930000 0x8c8>;
45 interrupts = <0x0 0x4e 0x0>; 45 interrupts = <0x0 0x4e 0x0>;
46 usb2-lpm-disable; 46 usb2-lpm-disable;
47 usb3-lpm-capable; 47 usb3-lpm-capable;
48 }; 48 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.