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