Documentation/devicetree/bindings/usb/generic-ohci.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/usb/generic-ohci.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: USB OHCI Controller Device Tree Bindings
   8
   9 allOf:
  10   - $ref: "usb-hcd.yaml"
  11
  12 maintainers:
  13   - Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  14
  15 properties:
  16   compatible:
  17     oneOf:
  18       - items:
  19           - enum:
  20               - allwinner,sun4i-a10-ohci
  21               - allwinner,sun50i-a64-ohci
  22               - allwinner,sun50i-h6-ohci
  23               - allwinner,sun5i-a13-ohci
  24               - allwinner,sun6i-a31-ohci
  25               - allwinner,sun7i-a20-ohci
  26               - allwinner,sun8i-a23-ohci
  27               - allwinner,sun8i-a83t-ohci
  28               - allwinner,sun8i-h3-ohci
  29               - allwinner,sun8i-r40-ohci
  30               - allwinner,sun9i-a80-ohci
  31               - allwinner,sun20i-d1-ohci
  32               - brcm,bcm3384-ohci
  33               - brcm,bcm63268-ohci
  34               - brcm,bcm6328-ohci
  35               - brcm,bcm6358-ohci
  36               - brcm,bcm6362-ohci
  37               - brcm,bcm6368-ohci
  38               - brcm,bcm7125-ohci
  39               - brcm,bcm7346-ohci
  40               - brcm,bcm7358-ohci
  41               - brcm,bcm7360-ohci
  42               - brcm,bcm7362-ohci
  43               - brcm,bcm7420-ohci
  44               - brcm,bcm7425-ohci
  45               - brcm,bcm7435-ohci
  46               - hpe,gxp-ohci
  47               - ibm,476gtr-ohci
  48               - ingenic,jz4740-ohci
  49               - snps,hsdk-v1.0-ohci
  50           - const: generic-ohci
  51       - const: generic-ohci
  52
  53   reg:
  54     maxItems: 1
  55
  56   interrupts:
  57     maxItems: 1
  58
  59   resets:
  60     minItems: 1
  61     maxItems: 2
  62
  63   clocks:
  64     minItems: 1
  65     maxItems: 3
  66     description: |
  67       In case the Renesas R-Car Gen3 SoCs:
  68         - if a host only channel: first clock should be host.
  69         - if a USB DRD channel: first clock should be host and second
  70           one should be peripheral
  71
  72   power-domains:
  73     maxItems: 1
  74
  75   big-endian:
  76     $ref: /schemas/types.yaml#/definitions/flag
  77     description:
  78       Set this flag for HCDs with big endian descriptors and big
  79       endian registers.
  80
  81   big-endian-desc:
  82     $ref: /schemas/types.yaml#/definitions/flag
  83     description:
  84       Set this flag for HCDs with big endian descriptors.
  85
  86   big-endian-regs:
  87     $ref: /schemas/types.yaml#/definitions/flag
  88     description:
  89       Set this flag for HCDs with big endian registers.
  90
  91   remote-wakeup-connected:
  92     $ref: /schemas/types.yaml#/definitions/flag
  93     description:
  94       Remote wakeup is wired on the platform.
  95
  96   no-big-frame-no:
  97     $ref: /schemas/types.yaml#/definitions/flag
  98     description:
  99       Set if frame_no lives in bits [15:0] of HCCA
 100
 101   num-ports:
 102     $ref: /schemas/types.yaml#/definitions/uint32
 103     description:
 104       Overrides the detected port count
 105
 106   phys:
 107     minItems: 1
 108     maxItems: 3
 109
 110   phy-names:
 111     const: usb
 112
 113   iommus:
 114     maxItems: 1
 115
 116   dr_mode:
 117     enum:
 118       - host
 119       - otg
 120
 121 required:
 122   - compatible
 123   - reg
 124   - interrupts
 125
 126 additionalProperties: false
 127
 128 examples:
 129   - |
 130       ohci0: usb@1c14400 {
 131           compatible = "allwinner,sun4i-a10-ohci", "generic-ohci";
 132           reg = <0x01c14400 0x100>;
 133           interrupts = <64>;
 134           clocks = <&usb_clk 6>, <&ahb_gates 2>;
 135           phys = <&usbphy 1>;
 136           phy-names = "usb";
 137       };
 138
 139 ...