Documentation/devicetree/bindings/usb/usb-xhci.yaml

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