cdns,usb3.yaml

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    1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/usb/cdns,usb3.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Cadence USBSS-DRD controller bindings
    8 
    9 maintainers:
   10   - Pawel Laszczak <pawell@cadence.com>
   11 
   12 properties:
   13   compatible:
   14     const: cdns,usb3
   15 
   16   reg:
   17     items:
   18       - description: OTG controller registers
   19       - description: XHCI Host controller registers
   20       - description: DEVICE controller registers
   21 
   22   reg-names:
   23     items:
   24       - const: otg
   25       - const: xhci
   26       - const: dev
   27 
   28   interrupts:
   29     minItems: 3
   30     items:
   31       - description: XHCI host controller interrupt
   32       - description: Device controller interrupt
   33       - description: OTG/DRD controller interrupt
   34       - description: interrupt used to wake up core, e.g when usbcmd.rs is
   35                      cleared by xhci core, this interrupt is optional
   36 
   37   interrupt-names:
   38     minItems: 3
   39     items:
   40       - const: host
   41       - const: peripheral
   42       - const: otg
   43       - const: wakeup
   44 
   45   dr_mode:
   46     enum: [host, otg, peripheral]
   47 
   48   maximum-speed:
   49     enum: [super-speed, high-speed, full-speed]
   50 
   51   phys:
   52     minItems: 1
   53     maxItems: 2
   54 
   55   phy-names:
   56     minItems: 1
   57     maxItems: 2
   58     items:
   59       anyOf:
   60         - const: cdns3,usb2-phy
   61         - const: cdns3,usb3-phy
   62 
   63   cdns,on-chip-buff-size:
   64     description:
   65       size of memory intended as internal memory for endpoints
   66       buffers expressed in KB
   67     $ref: /schemas/types.yaml#/definitions/uint32
   68 
   69   cdns,phyrst-a-enable:
   70     description: Enable resetting of PHY if Rx fail is detected
   71     type: boolean
   72 
   73 required:
   74   - compatible
   75   - reg
   76   - reg-names
   77   - interrupts
   78   - interrupt-names
   79 
   80 additionalProperties: false
   81 
   82 examples:
   83   - |
   84     #include <dt-bindings/interrupt-controller/arm-gic.h>
   85     bus {
   86         #address-cells = <2>;
   87         #size-cells = <2>;
   88 
   89         usb@6000000 {
   90             compatible = "cdns,usb3";
   91             reg = <0x00 0x6000000 0x00 0x10000>,
   92                   <0x00 0x6010000 0x00 0x10000>,
   93                   <0x00 0x6020000 0x00 0x10000>;
   94             reg-names = "otg", "xhci", "dev";
   95             interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>,
   96                          <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>,
   97                          <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>;
   98             interrupt-names = "host", "peripheral", "otg";
   99             maximum-speed = "super-speed";
  100             dr_mode = "otg";
  101         };
  102     };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/usb/cdns,usb3.yaml

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/usb/cdns,usb3.yaml