generic-ehci.yaml

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    1 # SPDX-License-Identifier: GPL-2.0
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/usb/generic-ehci.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: USB EHCI Controller Device Tree Bindings
    8 
    9 maintainers:
   10   - Greg Kroah-Hartman <gregkh@linuxfoundation.org>
   11 
   12 allOf:
   13   - $ref: "usb-hcd.yaml"
   14   - if:
   15       properties:
   16         compatible:
   17           not:
   18             contains:
   19               const: ibm,usb-ehci-440epx
   20     then:
   21       properties:
   22         reg:
   23           maxItems: 1
   24 
   25 properties:
   26   compatible:
   27     oneOf:
   28       - items:
   29           - enum:
   30               - allwinner,sun4i-a10-ehci
   31               - allwinner,sun50i-a64-ehci
   32               - allwinner,sun50i-h6-ehci
   33               - allwinner,sun5i-a13-ehci
   34               - allwinner,sun6i-a31-ehci
   35               - allwinner,sun7i-a20-ehci
   36               - allwinner,sun8i-a23-ehci
   37               - allwinner,sun8i-a83t-ehci
   38               - allwinner,sun8i-h3-ehci
   39               - allwinner,sun8i-r40-ehci
   40               - allwinner,sun9i-a80-ehci
   41               - allwinner,sun20i-d1-ehci
   42               - aspeed,ast2400-ehci
   43               - aspeed,ast2500-ehci
   44               - aspeed,ast2600-ehci
   45               - brcm,bcm3384-ehci
   46               - brcm,bcm63268-ehci
   47               - brcm,bcm6328-ehci
   48               - brcm,bcm6358-ehci
   49               - brcm,bcm6362-ehci
   50               - brcm,bcm6368-ehci
   51               - brcm,bcm7125-ehci
   52               - brcm,bcm7346-ehci
   53               - brcm,bcm7358-ehci
   54               - brcm,bcm7360-ehci
   55               - brcm,bcm7362-ehci
   56               - brcm,bcm7420-ehci
   57               - brcm,bcm7425-ehci
   58               - brcm,bcm7435-ehci
   59               - hpe,gxp-ehci
   60               - ibm,476gtr-ehci
   61               - nxp,lpc1850-ehci
   62               - qca,ar7100-ehci
   63               - snps,hsdk-v1.0-ehci
   64               - socionext,uniphier-ehci
   65           - const: generic-ehci
   66       - items:
   67           - enum:
   68               - cavium,octeon-6335-ehci
   69               - ibm,usb-ehci-440epx
   70               - ibm,usb-ehci-460ex
   71               - nintendo,hollywood-usb-ehci
   72               - st,spear600-ehci
   73           - const: usb-ehci
   74       - enum:
   75           - generic-ehci
   76           - usb-ehci
   77 
   78   reg:
   79     minItems: 1
   80     maxItems: 2
   81 
   82   interrupts:
   83     maxItems: 1
   84 
   85   resets:
   86     minItems: 1
   87     maxItems: 4
   88 
   89   clocks:
   90     minItems: 1
   91     maxItems: 4
   92     description: |
   93       In case the Renesas R-Car Gen3 SoCs:
   94         - if a host only channel: first clock should be host.
   95         - if a USB DRD channel: first clock should be host and second
   96           one should be peripheral
   97 
   98   power-domains:
   99     maxItems: 1
  100 
  101   big-endian:
  102     $ref: /schemas/types.yaml#/definitions/flag
  103     description:
  104       Set this flag for HCDs with big endian descriptors and big
  105       endian registers.
  106 
  107   big-endian-desc:
  108     $ref: /schemas/types.yaml#/definitions/flag
  109     description:
  110       Set this flag for HCDs with big endian descriptors.
  111 
  112   big-endian-regs:
  113     $ref: /schemas/types.yaml#/definitions/flag
  114     description:
  115       Set this flag for HCDs with big endian registers.
  116 
  117   has-transaction-translator:
  118     $ref: /schemas/types.yaml#/definitions/flag
  119     description:
  120       Set this flag if EHCI has a Transaction Translator built into
  121       the root hub.
  122 
  123   needs-reset-on-resume:
  124     $ref: /schemas/types.yaml#/definitions/flag
  125     description:
  126       Set this flag to force EHCI reset after resume.
  127 
  128   spurious-oc:
  129     $ref: /schemas/types.yaml#/definitions/flag
  130     description:
  131       Set this flag to indicate that the hardware sometimes turns on
  132       the OC bit when an over-current isn't actually present.
  133 
  134   phys:
  135     minItems: 1
  136     maxItems: 3
  137 
  138   phy-names:
  139     const: usb
  140 
  141   iommus:
  142     maxItems: 1
  143 
  144   dr_mode:
  145     enum:
  146       - host
  147       - otg
  148 
  149 required:
  150   - compatible
  151   - reg
  152   - interrupts
  153 
  154 unevaluatedProperties: false
  155 
  156 examples:
  157   - |
  158     usb@e0000300 {
  159         compatible = "ibm,usb-ehci-440epx", "usb-ehci";
  160         interrupt-parent = <&UIC0>;
  161         interrupts = <0x1a 4>;
  162         reg = <0xe0000300 90>, <0xe0000390 70>;
  163         big-endian;
  164     };
  165 
  166   - |
  167     ehci0: usb@1c14000 {
  168         compatible = "allwinner,sun4i-a10-ehci", "generic-ehci";
  169         reg = <0x01c14000 0x100>;
  170         interrupts = <39>;
  171         clocks = <&ahb_gates 1>;
  172         phys = <&usbphy 1>;
  173         phy-names = "usb";
  174     };
  175 
  176 ...

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/usb/generic-ehci.yaml

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/usb/generic-ehci.yaml