1# SPDX-License-Identifier: GPL-2.0 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/usb/generic-ehci.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: USB EHCI Controller 8 9maintainers: 10 - Greg Kroah-Hartman <gregkh@linuxfoundation.org> 11 12allOf: 13 - $ref: usb-hcd.yaml 14 - if: 15 properties: 16 compatible: 17 not: 18 contains: 19 const: ibm,usb-ehci-440epx 20 then: 21 properties: 22 reg: 23 maxItems: 1 24 25properties: 26 compatible: 27 oneOf: 28 - items: 29 - enum: 30 - allwinner,sun4i-a10-ehci 31 - allwinner,sun50i-a100-ehci 32 - allwinner,sun50i-a64-ehci 33 - allwinner,sun50i-h6-ehci 34 - allwinner,sun50i-h616-ehci 35 - allwinner,sun5i-a13-ehci 36 - allwinner,sun6i-a31-ehci 37 - allwinner,sun7i-a20-ehci 38 - allwinner,sun8i-a23-ehci 39 - allwinner,sun8i-a83t-ehci 40 - allwinner,sun8i-h3-ehci 41 - allwinner,sun8i-r40-ehci 42 - allwinner,sun8i-v3s-ehci 43 - allwinner,sun9i-a80-ehci 44 - allwinner,sun20i-d1-ehci 45 - aspeed,ast2400-ehci 46 - aspeed,ast2500-ehci 47 - aspeed,ast2600-ehci 48 - brcm,bcm3384-ehci 49 - brcm,bcm63268-ehci 50 - brcm,bcm6328-ehci 51 - brcm,bcm6358-ehci 52 - brcm,bcm6362-ehci 53 - brcm,bcm6368-ehci 54 - brcm,bcm7125-ehci 55 - brcm,bcm7346-ehci 56 - brcm,bcm7358-ehci 57 - brcm,bcm7360-ehci 58 - brcm,bcm7362-ehci 59 - brcm,bcm7420-ehci 60 - brcm,bcm7425-ehci 61 - brcm,bcm7435-ehci 62 - hpe,gxp-ehci 63 - ibm,476gtr-ehci 64 - nxp,lpc1850-ehci 65 - qca,ar7100-ehci 66 - rockchip,rk3588-ehci 67 - snps,hsdk-v1.0-ehci 68 - socionext,uniphier-ehci 69 - const: generic-ehci 70 - items: 71 - enum: 72 - atmel,at91sam9g45-ehci 73 - cavium,octeon-6335-ehci 74 - ibm,usb-ehci-440epx 75 - ibm,usb-ehci-460ex 76 - nintendo,hollywood-usb-ehci 77 - st,spear600-ehci 78 - const: usb-ehci 79 - enum: 80 - generic-ehci 81 - marvell,ac5-ehci 82 - marvell,armada-3700-ehci 83 - marvell,orion-ehci 84 - nuvoton,npcm750-ehci 85 - nuvoton,npcm845-ehci 86 - ti,ehci-omap 87 - usb-ehci 88 89 reg: 90 minItems: 1 91 maxItems: 2 92 93 interrupts: 94 maxItems: 1 95 96 resets: 97 minItems: 1 98 maxItems: 4 99 100 clocks: 101 minItems: 1 102 maxItems: 4 103 description: | 104 In case the Renesas R-Car Gen3 SoCs: 105 - if a host only channel: first clock should be host. 106 - if a USB DRD channel: first clock should be host and second 107 one should be peripheral 108 109 power-domains: 110 maxItems: 1 111 112 big-endian: 113 $ref: /schemas/types.yaml#/definitions/flag 114 description: 115 Set this flag for HCDs with big endian descriptors and big 116 endian registers. 117 118 big-endian-desc: 119 $ref: /schemas/types.yaml#/definitions/flag 120 description: 121 Set this flag for HCDs with big endian descriptors. 122 123 big-endian-regs: 124 $ref: /schemas/types.yaml#/definitions/flag 125 description: 126 Set this flag for HCDs with big endian registers. 127 128 has-transaction-translator: 129 $ref: /schemas/types.yaml#/definitions/flag 130 description: 131 Set this flag if EHCI has a Transaction Translator built into 132 the root hub. 133 134 needs-reset-on-resume: 135 $ref: /schemas/types.yaml#/definitions/flag 136 description: 137 Set this flag to force EHCI reset after resume. 138 139 spurious-oc: 140 $ref: /schemas/types.yaml#/definitions/flag 141 description: 142 Set this flag to indicate that the hardware sometimes turns on 143 the OC bit when an over-current isn't actually present. 144 145 phys: 146 minItems: 1 147 maxItems: 3 148 149 phy-names: 150 const: usb 151 152 iommus: 153 maxItems: 1 154 155 dr_mode: 156 enum: 157 - host 158 - otg 159 160required: 161 - compatible 162 - reg 163 - interrupts 164 165unevaluatedProperties: false 166 167examples: 168 - | 169 usb@e0000300 { 170 compatible = "ibm,usb-ehci-440epx", "usb-ehci"; 171 interrupt-parent = <&UIC0>; 172 interrupts = <0x1a 4>; 173 reg = <0xe0000300 90>, <0xe0000390 70>; 174 big-endian; 175 }; 176 177 - | 178 ehci0: usb@1c14000 { 179 compatible = "allwinner,sun4i-a10-ehci", "generic-ehci"; 180 reg = <0x01c14000 0x100>; 181 interrupts = <39>; 182 clocks = <&ahb_gates 1>; 183 phys = <&usbphy 1>; 184 phy-names = "usb"; 185 }; 186 187... 188