1c3e2485dSMaxime Ripard# SPDX-License-Identifier: GPL-2.0 2c3e2485dSMaxime Ripard%YAML 1.2 3c3e2485dSMaxime Ripard--- 4c3e2485dSMaxime Ripard$id: http://devicetree.org/schemas/usb/generic-ehci.yaml# 5c3e2485dSMaxime Ripard$schema: http://devicetree.org/meta-schemas/core.yaml# 6c3e2485dSMaxime Ripard 7c3e2485dSMaxime Ripardtitle: USB EHCI Controller Device Tree Bindings 8c3e2485dSMaxime Ripard 9c3e2485dSMaxime Ripardmaintainers: 10c3e2485dSMaxime Ripard - Greg Kroah-Hartman <gregkh@linuxfoundation.org> 11c3e2485dSMaxime Ripard 123c9ab53fSRob HerringallOf: 133c9ab53fSRob Herring - $ref: "usb-hcd.yaml" 143c9ab53fSRob Herring - if: 153c9ab53fSRob Herring properties: 163c9ab53fSRob Herring compatible: 173c9ab53fSRob Herring not: 183c9ab53fSRob Herring contains: 193c9ab53fSRob Herring const: ibm,usb-ehci-440epx 203c9ab53fSRob Herring then: 213c9ab53fSRob Herring properties: 223c9ab53fSRob Herring reg: 233c9ab53fSRob Herring maxItems: 1 243c9ab53fSRob Herring 25c3e2485dSMaxime Ripardproperties: 26c3e2485dSMaxime Ripard compatible: 275ae01e76SRob Herring oneOf: 285ae01e76SRob Herring - items: 295ae01e76SRob Herring - enum: 305ae01e76SRob Herring - allwinner,sun4i-a10-ehci 315ae01e76SRob Herring - allwinner,sun50i-a64-ehci 325ae01e76SRob Herring - allwinner,sun50i-h6-ehci 335ae01e76SRob Herring - allwinner,sun5i-a13-ehci 345ae01e76SRob Herring - allwinner,sun6i-a31-ehci 355ae01e76SRob Herring - allwinner,sun7i-a20-ehci 365ae01e76SRob Herring - allwinner,sun8i-a23-ehci 375ae01e76SRob Herring - allwinner,sun8i-h3-ehci 385ae01e76SRob Herring - allwinner,sun8i-r40-ehci 395ae01e76SRob Herring - allwinner,sun9i-a80-ehci 405ae01e76SRob Herring - aspeed,ast2400-ehci 415ae01e76SRob Herring - aspeed,ast2500-ehci 425ae01e76SRob Herring - aspeed,ast2600-ehci 435ae01e76SRob Herring - brcm,bcm3384-ehci 445ae01e76SRob Herring - brcm,bcm63268-ehci 455ae01e76SRob Herring - brcm,bcm6328-ehci 465ae01e76SRob Herring - brcm,bcm6358-ehci 475ae01e76SRob Herring - brcm,bcm6362-ehci 485ae01e76SRob Herring - brcm,bcm6368-ehci 495ae01e76SRob Herring - brcm,bcm7125-ehci 505ae01e76SRob Herring - brcm,bcm7346-ehci 515ae01e76SRob Herring - brcm,bcm7358-ehci 525ae01e76SRob Herring - brcm,bcm7360-ehci 535ae01e76SRob Herring - brcm,bcm7362-ehci 545ae01e76SRob Herring - brcm,bcm7420-ehci 555ae01e76SRob Herring - brcm,bcm7425-ehci 565ae01e76SRob Herring - brcm,bcm7435-ehci 575ae01e76SRob Herring - ibm,476gtr-ehci 585ae01e76SRob Herring - nxp,lpc1850-ehci 595ae01e76SRob Herring - qca,ar7100-ehci 605ae01e76SRob Herring - snps,hsdk-v1.0-ehci 615ae01e76SRob Herring - socionext,uniphier-ehci 625ae01e76SRob Herring - const: generic-ehci 635ae01e76SRob Herring - items: 645ae01e76SRob Herring - enum: 655ae01e76SRob Herring - cavium,octeon-6335-ehci 665ae01e76SRob Herring - ibm,usb-ehci-440epx 675ae01e76SRob Herring - ibm,usb-ehci-460ex 685ae01e76SRob Herring - nintendo,hollywood-usb-ehci 695ae01e76SRob Herring - st,spear600-ehci 705ae01e76SRob Herring - const: usb-ehci 715ae01e76SRob Herring - enum: 725ae01e76SRob Herring - generic-ehci 735ae01e76SRob Herring - usb-ehci 74c3e2485dSMaxime Ripard 75c3e2485dSMaxime Ripard reg: 763c9ab53fSRob Herring minItems: 1 773c9ab53fSRob Herring maxItems: 2 78c3e2485dSMaxime Ripard 79c3e2485dSMaxime Ripard interrupts: 80c3e2485dSMaxime Ripard maxItems: 1 81c3e2485dSMaxime Ripard 82c3e2485dSMaxime Ripard resets: 83c3e2485dSMaxime Ripard minItems: 1 84c3e2485dSMaxime Ripard maxItems: 4 85c3e2485dSMaxime Ripard 86c3e2485dSMaxime Ripard clocks: 87c3e2485dSMaxime Ripard minItems: 1 88c3e2485dSMaxime Ripard maxItems: 4 89c3e2485dSMaxime Ripard description: | 90c3e2485dSMaxime Ripard In case the Renesas R-Car Gen3 SoCs: 91c3e2485dSMaxime Ripard - if a host only channel: first clock should be host. 92c3e2485dSMaxime Ripard - if a USB DRD channel: first clock should be host and second 93c3e2485dSMaxime Ripard one should be peripheral 94c3e2485dSMaxime Ripard 95f98d7c3aSGeert Uytterhoeven power-domains: 96f98d7c3aSGeert Uytterhoeven maxItems: 1 97f98d7c3aSGeert Uytterhoeven 98c3e2485dSMaxime Ripard big-endian: 99c3e2485dSMaxime Ripard $ref: /schemas/types.yaml#/definitions/flag 100c3e2485dSMaxime Ripard description: 101c3e2485dSMaxime Ripard Set this flag for HCDs with big endian descriptors and big 102c3e2485dSMaxime Ripard endian registers. 103c3e2485dSMaxime Ripard 104c3e2485dSMaxime Ripard big-endian-desc: 105c3e2485dSMaxime Ripard $ref: /schemas/types.yaml#/definitions/flag 106c3e2485dSMaxime Ripard description: 107c3e2485dSMaxime Ripard Set this flag for HCDs with big endian descriptors. 108c3e2485dSMaxime Ripard 109c3e2485dSMaxime Ripard big-endian-regs: 110c3e2485dSMaxime Ripard $ref: /schemas/types.yaml#/definitions/flag 111c3e2485dSMaxime Ripard description: 112c3e2485dSMaxime Ripard Set this flag for HCDs with big endian registers. 113c3e2485dSMaxime Ripard 114c3e2485dSMaxime Ripard has-transaction-translator: 115c3e2485dSMaxime Ripard $ref: /schemas/types.yaml#/definitions/flag 116c3e2485dSMaxime Ripard description: 117c3e2485dSMaxime Ripard Set this flag if EHCI has a Transaction Translator built into 118c3e2485dSMaxime Ripard the root hub. 119c3e2485dSMaxime Ripard 120c3e2485dSMaxime Ripard needs-reset-on-resume: 121c3e2485dSMaxime Ripard $ref: /schemas/types.yaml#/definitions/flag 122c3e2485dSMaxime Ripard description: 123c3e2485dSMaxime Ripard Set this flag to force EHCI reset after resume. 124c3e2485dSMaxime Ripard 125*81d23855SÁlvaro Fernández Rojas spurious-oc: 126*81d23855SÁlvaro Fernández Rojas $ref: /schemas/types.yaml#/definitions/flag 127*81d23855SÁlvaro Fernández Rojas description: 128*81d23855SÁlvaro Fernández Rojas Set this flag to indicate that the hardware sometimes turns on 129*81d23855SÁlvaro Fernández Rojas the OC bit when an over-current isn't actually present. 130*81d23855SÁlvaro Fernández Rojas 13102ceb12cSAlexandre Torgue companion: 13202ceb12cSAlexandre Torgue $ref: /schemas/types.yaml#/definitions/phandle 13302ceb12cSAlexandre Torgue description: 13402ceb12cSAlexandre Torgue Phandle of a companion. 13502ceb12cSAlexandre Torgue 1363aa3c66aSMaxime Ripard phys: 1370499220dSRob Herring maxItems: 1 1383aa3c66aSMaxime Ripard 1393aa3c66aSMaxime Ripard phy-names: 1403aa3c66aSMaxime Ripard const: usb 141c3e2485dSMaxime Ripard 14259ffe4edSAndre Przywara iommus: 14359ffe4edSAndre Przywara maxItems: 1 14459ffe4edSAndre Przywara 145c3e2485dSMaxime Ripardrequired: 146c3e2485dSMaxime Ripard - compatible 147c3e2485dSMaxime Ripard - reg 148c3e2485dSMaxime Ripard - interrupts 149c3e2485dSMaxime Ripard 150c3e2485dSMaxime RipardadditionalProperties: false 151c3e2485dSMaxime Ripard 152c3e2485dSMaxime Ripardexamples: 153c3e2485dSMaxime Ripard - | 1545ff88144SMaxime Ripard usb@e0000300 { 1555ae01e76SRob Herring compatible = "ibm,usb-ehci-440epx", "usb-ehci"; 156c3e2485dSMaxime Ripard interrupt-parent = <&UIC0>; 157c3e2485dSMaxime Ripard interrupts = <0x1a 4>; 158fba56184SRob Herring reg = <0xe0000300 90>, <0xe0000390 70>; 159c3e2485dSMaxime Ripard big-endian; 160c3e2485dSMaxime Ripard }; 161c3e2485dSMaxime Ripard 162c3e2485dSMaxime Ripard - | 163c3e2485dSMaxime Ripard ehci0: usb@1c14000 { 164c3e2485dSMaxime Ripard compatible = "allwinner,sun4i-a10-ehci", "generic-ehci"; 165c3e2485dSMaxime Ripard reg = <0x01c14000 0x100>; 166c3e2485dSMaxime Ripard interrupts = <39>; 167c3e2485dSMaxime Ripard clocks = <&ahb_gates 1>; 168c3e2485dSMaxime Ripard phys = <&usbphy 1>; 1693aa3c66aSMaxime Ripard phy-names = "usb"; 170c3e2485dSMaxime Ripard }; 171c3e2485dSMaxime Ripard 172c3e2485dSMaxime Ripard... 173