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,sun5i-a13-ohci 23 - allwinner,sun6i-a31-ohci 24 - allwinner,sun7i-a20-ohci 25 - allwinner,sun8i-a23-ohci 26 - allwinner,sun8i-a83t-ohci 27 - allwinner,sun8i-h3-ohci 28 - allwinner,sun8i-r40-ohci 29 - allwinner,sun8i-v3s-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 - rockchip,rk3588-ohci 50 - snps,hsdk-v1.0-ohci 51 - const: generic-ohci 52 - enum: 53 - generic-ohci 54 - ti,ohci-omap3 55 - items: 56 - enum: 57 - cavium,octeon-6335-ohci 58 - nintendo,hollywood-usb-ohci 59 - nxp,ohci-nxp 60 - st,spear600-ohci 61 - const: usb-ohci 62 63 reg: 64 maxItems: 1 65 66 interrupts: 67 maxItems: 1 68 69 resets: 70 minItems: 1 71 maxItems: 2 72 73 clocks: 74 minItems: 1 75 maxItems: 4 76 description: | 77 In case the Renesas R-Car Gen3 SoCs: 78 - if a host only channel: first clock should be host. 79 - if a USB DRD channel: first clock should be host and second 80 one should be peripheral 81 82 power-domains: 83 maxItems: 1 84 85 big-endian: 86 $ref: /schemas/types.yaml#/definitions/flag 87 description: 88 Set this flag for HCDs with big endian descriptors and big 89 endian registers. 90 91 big-endian-desc: 92 $ref: /schemas/types.yaml#/definitions/flag 93 description: 94 Set this flag for HCDs with big endian descriptors. 95 96 big-endian-regs: 97 $ref: /schemas/types.yaml#/definitions/flag 98 description: 99 Set this flag for HCDs with big endian registers. 100 101 remote-wakeup-connected: 102 $ref: /schemas/types.yaml#/definitions/flag 103 description: 104 Remote wakeup is wired on the platform. 105 106 no-big-frame-no: 107 $ref: /schemas/types.yaml#/definitions/flag 108 description: 109 Set if frame_no lives in bits [15:0] of HCCA 110 111 num-ports: 112 $ref: /schemas/types.yaml#/definitions/uint32 113 description: 114 Overrides the detected port count 115 116 phys: 117 minItems: 1 118 maxItems: 3 119 120 phy-names: 121 const: usb 122 123 iommus: 124 maxItems: 1 125 126 dr_mode: 127 enum: 128 - host 129 - otg 130 131 transceiver: 132 $ref: /schemas/types.yaml#/definitions/phandle 133 description: 134 The associated ISP1301 device. Necessary for the UDC controller for 135 connecting to the USB physical layer. 136 137required: 138 - compatible 139 - reg 140 - interrupts 141 142allOf: 143 - $ref: usb-hcd.yaml 144 - if: 145 not: 146 properties: 147 compatible: 148 contains: 149 const: nxp,ohci-nxp 150 then: 151 properties: 152 transceiver: false 153 - if: 154 properties: 155 compatible: 156 contains: 157 const: rockchip,rk3588-ohci 158 then: 159 properties: 160 clocks: 161 minItems: 4 162 else: 163 properties: 164 clocks: 165 minItems: 1 166 maxItems: 3 167 168unevaluatedProperties: false 169 170examples: 171 - | 172 ohci0: usb@1c14400 { 173 compatible = "allwinner,sun4i-a10-ohci", "generic-ohci"; 174 reg = <0x01c14400 0x100>; 175 interrupts = <64>; 176 clocks = <&usb_clk 6>, <&ahb_gates 2>; 177 phys = <&usbphy 1>; 178 phy-names = "usb"; 179 }; 180 181... 182