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-h3-ohci
  28               - allwinner,sun8i-r40-ohci
  29               - allwinner,sun9i-a80-ohci
  30               - brcm,bcm3384-ohci
  31               - brcm,bcm63268-ohci
  32               - brcm,bcm6328-ohci
  33               - brcm,bcm6358-ohci
  34               - brcm,bcm6362-ohci
  35               - brcm,bcm6368-ohci
  36               - brcm,bcm7125-ohci
  37               - brcm,bcm7346-ohci
  38               - brcm,bcm7358-ohci
  39               - brcm,bcm7360-ohci
  40               - brcm,bcm7362-ohci
  41               - brcm,bcm7420-ohci
  42               - brcm,bcm7425-ohci
  43               - brcm,bcm7435-ohci
  44               - ibm,476gtr-ohci
  45               - ingenic,jz4740-ohci
  46               - snps,hsdk-v1.0-ohci
  47           - const: generic-ohci
  48       - const: generic-ohci
  49
  50   reg:
  51     maxItems: 1
  52
  53   interrupts:
  54     maxItems: 1
  55
  56   resets:
  57     minItems: 1
  58     maxItems: 2
  59
  60   clocks:
  61     minItems: 1
  62     maxItems: 3
  63     description: |
  64       In case the Renesas R-Car Gen3 SoCs:
  65         - if a host only channel: first clock should be host.
  66         - if a USB DRD channel: first clock should be host and second
  67           one should be peripheral
  68
  69   power-domains:
  70     maxItems: 1
  71
  72   big-endian:
  73     $ref: /schemas/types.yaml#/definitions/flag
  74     description:
  75       Set this flag for HCDs with big endian descriptors and big
  76       endian registers.
  77
  78   big-endian-desc:
  79     $ref: /schemas/types.yaml#/definitions/flag
  80     description:
  81       Set this flag for HCDs with big endian descriptors.
  82
  83   big-endian-regs:
  84     $ref: /schemas/types.yaml#/definitions/flag
  85     description:
  86       Set this flag for HCDs with big endian registers.
  87
  88   remote-wakeup-connected:
  89     $ref: /schemas/types.yaml#/definitions/flag
  90     description:
  91       Remote wakeup is wired on the platform.
  92
  93   no-big-frame-no:
  94     $ref: /schemas/types.yaml#/definitions/flag
  95     description:
  96       Set if frame_no lives in bits [15:0] of HCCA
  97
  98   num-ports:
  99     $ref: /schemas/types.yaml#/definitions/uint32
 100     description:
 101       Overrides the detected port count
 102
 103   phys:
 104     maxItems: 1
 105
 106   phy-names:
 107     const: usb
 108
 109   iommus:
 110     maxItems: 1
 111
 112 required:
 113   - compatible
 114   - reg
 115   - interrupts
 116
 117 additionalProperties: false
 118
 119 examples:
 120   - |
 121       ohci0: usb@1c14400 {
 122           compatible = "allwinner,sun4i-a10-ohci", "generic-ohci";
 123           reg = <0x01c14400 0x100>;
 124           interrupts = <64>;
 125           clocks = <&usb_clk 6>, <&ahb_gates 2>;
 126           phys = <&usbphy 1>;
 127           phy-names = "usb";
 128       };
 129
 130 ...