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 dma-coherent: true 68 69 interrupts: 70 maxItems: 1 71 72 resets: 73 minItems: 1 74 maxItems: 2 75 76 clocks: 77 minItems: 1 78 maxItems: 4 79 description: | 80 In case the Renesas R-Car Gen3 SoCs: 81 - if a host only channel: first clock should be host. 82 - if a USB DRD channel: first clock should be host and second 83 one should be peripheral 84 85 power-domains: 86 maxItems: 1 87 88 big-endian: 89 $ref: /schemas/types.yaml#/definitions/flag 90 description: 91 Set this flag for HCDs with big endian descriptors and big 92 endian registers. 93 94 big-endian-desc: 95 $ref: /schemas/types.yaml#/definitions/flag 96 description: 97 Set this flag for HCDs with big endian descriptors. 98 99 big-endian-regs: 100 $ref: /schemas/types.yaml#/definitions/flag 101 description: 102 Set this flag for HCDs with big endian registers. 103 104 remote-wakeup-connected: 105 $ref: /schemas/types.yaml#/definitions/flag 106 description: 107 Remote wakeup is wired on the platform. 108 109 no-big-frame-no: 110 $ref: /schemas/types.yaml#/definitions/flag 111 description: 112 Set if frame_no lives in bits [15:0] of HCCA 113 114 num-ports: 115 $ref: /schemas/types.yaml#/definitions/uint32 116 description: 117 Overrides the detected port count 118 119 phys: 120 minItems: 1 121 maxItems: 3 122 123 phy-names: 124 const: usb 125 126 iommus: 127 maxItems: 1 128 129 dr_mode: 130 enum: 131 - host 132 - otg 133 134 transceiver: 135 $ref: /schemas/types.yaml#/definitions/phandle 136 description: 137 The associated ISP1301 device. Necessary for the UDC controller for 138 connecting to the USB physical layer. 139 140required: 141 - compatible 142 - reg 143 - interrupts 144 145allOf: 146 - $ref: usb-hcd.yaml 147 - if: 148 not: 149 properties: 150 compatible: 151 contains: 152 const: nxp,ohci-nxp 153 then: 154 properties: 155 transceiver: false 156 - if: 157 properties: 158 compatible: 159 contains: 160 const: rockchip,rk3588-ohci 161 then: 162 properties: 163 clocks: 164 minItems: 4 165 else: 166 properties: 167 clocks: 168 minItems: 1 169 maxItems: 3 170 171unevaluatedProperties: false 172 173examples: 174 - | 175 ohci0: usb@1c14400 { 176 compatible = "allwinner,sun4i-a10-ohci", "generic-ohci"; 177 reg = <0x01c14400 0x100>; 178 interrupts = <64>; 179 clocks = <&usb_clk 6>, <&ahb_gates 2>; 180 phys = <&usbphy 1>; 181 phy-names = "usb"; 182 }; 183 184... 185