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
  7title: USB OHCI Controller
  8
  9maintainers:
 10  - Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 11
 12properties:
 13  compatible:
 14    oneOf:
 15      - items:
 16          - enum:
 17              - allwinner,sun4i-a10-ohci
 18              - allwinner,sun50i-a100-ohci
 19              - allwinner,sun50i-a64-ohci
 20              - allwinner,sun50i-h6-ohci
 21              - allwinner,sun50i-h616-ohci
 22              - allwinner,sun55i-a523-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,sun8i-v3s-ohci
 31              - allwinner,sun9i-a80-ohci
 32              - allwinner,sun20i-d1-ohci
 33              - brcm,bcm3384-ohci
 34              - brcm,bcm63268-ohci
 35              - brcm,bcm6328-ohci
 36              - brcm,bcm6358-ohci
 37              - brcm,bcm6362-ohci
 38              - brcm,bcm6368-ohci
 39              - brcm,bcm7125-ohci
 40              - brcm,bcm7346-ohci
 41              - brcm,bcm7358-ohci
 42              - brcm,bcm7360-ohci
 43              - brcm,bcm7362-ohci
 44              - brcm,bcm7420-ohci
 45              - brcm,bcm7425-ohci
 46              - brcm,bcm7435-ohci
 47              - hpe,gxp-ohci
 48              - ibm,476gtr-ohci
 49              - ingenic,jz4740-ohci
 50              - rockchip,rk3588-ohci
 51              - snps,hsdk-v1.0-ohci
 52          - const: generic-ohci
 53      - enum:
 54          - generic-ohci
 55          - ti,ohci-omap3
 56      - items:
 57          - enum:
 58              - cavium,octeon-6335-ohci
 59              - nintendo,hollywood-usb-ohci
 60              - nxp,ohci-nxp
 61              - st,spear600-ohci
 62          - const: usb-ohci
 63
 64  reg:
 65    maxItems: 1
 66
 67  interrupts:
 68    maxItems: 1
 69
 70  resets:
 71    minItems: 1
 72    maxItems: 2
 73
 74  clocks:
 75    minItems: 1
 76    maxItems: 4
 77    description: |
 78      In case the Renesas R-Car Gen3 SoCs:
 79        - if a host only channel: first clock should be host.
 80        - if a USB DRD channel: first clock should be host and second
 81          one should be peripheral
 82
 83  power-domains:
 84    maxItems: 1
 85
 86  big-endian:
 87    $ref: /schemas/types.yaml#/definitions/flag
 88    description:
 89      Set this flag for HCDs with big endian descriptors and big
 90      endian registers.
 91
 92  big-endian-desc:
 93    $ref: /schemas/types.yaml#/definitions/flag
 94    description:
 95      Set this flag for HCDs with big endian descriptors.
 96
 97  big-endian-regs:
 98    $ref: /schemas/types.yaml#/definitions/flag
 99    description:
100      Set this flag for HCDs with big endian registers.
101
102  remote-wakeup-connected:
103    $ref: /schemas/types.yaml#/definitions/flag
104    description:
105      Remote wakeup is wired on the platform.
106
107  no-big-frame-no:
108    $ref: /schemas/types.yaml#/definitions/flag
109    description:
110      Set if frame_no lives in bits [15:0] of HCCA
111
112  num-ports:
113    $ref: /schemas/types.yaml#/definitions/uint32
114    description:
115      Overrides the detected port count
116
117  phys:
118    minItems: 1
119    maxItems: 3
120
121  phy-names:
122    const: usb
123
124  iommus:
125    maxItems: 1
126
127  dr_mode:
128    enum:
129      - host
130      - otg
131
132  transceiver:
133    $ref: /schemas/types.yaml#/definitions/phandle
134    description:
135      The associated ISP1301 device. Necessary for the UDC controller for
136      connecting to the USB physical layer.
137
138required:
139  - compatible
140  - reg
141  - interrupts
142
143allOf:
144  - $ref: usb-hcd.yaml
145  - if:
146      not:
147        properties:
148          compatible:
149            contains:
150              const: nxp,ohci-nxp
151    then:
152      properties:
153        transceiver: false
154  - if:
155      properties:
156        compatible:
157          contains:
158            const: rockchip,rk3588-ohci
159    then:
160      properties:
161        clocks:
162          minItems: 4
163    else:
164      properties:
165        clocks:
166          minItems: 1
167          maxItems: 3
168
169unevaluatedProperties: false
170
171examples:
172  - |
173      ohci0: usb@1c14400 {
174          compatible = "allwinner,sun4i-a10-ohci", "generic-ohci";
175          reg = <0x01c14400 0x100>;
176          interrupts = <64>;
177          clocks = <&usb_clk 6>, <&ahb_gates 2>;
178          phys = <&usbphy 1>;
179          phy-names = "usb";
180      };
181
182...