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 RipardallOf: 10c3e2485dSMaxime Ripard - $ref: "usb-hcd.yaml" 11c3e2485dSMaxime Ripard 12c3e2485dSMaxime Ripardmaintainers: 13c3e2485dSMaxime Ripard - Greg Kroah-Hartman <gregkh@linuxfoundation.org> 14c3e2485dSMaxime Ripard 15c3e2485dSMaxime Ripardproperties: 16c3e2485dSMaxime Ripard compatible: 17c3e2485dSMaxime Ripard contains: 18c3e2485dSMaxime Ripard const: generic-ehci 19c3e2485dSMaxime Ripard 20c3e2485dSMaxime Ripard reg: 21c3e2485dSMaxime Ripard maxItems: 1 22c3e2485dSMaxime Ripard 23c3e2485dSMaxime Ripard interrupts: 24c3e2485dSMaxime Ripard maxItems: 1 25c3e2485dSMaxime Ripard 26c3e2485dSMaxime Ripard resets: 27c3e2485dSMaxime Ripard minItems: 1 28c3e2485dSMaxime Ripard maxItems: 4 29c3e2485dSMaxime Ripard 30c3e2485dSMaxime Ripard clocks: 31c3e2485dSMaxime Ripard minItems: 1 32c3e2485dSMaxime Ripard maxItems: 4 33c3e2485dSMaxime Ripard description: | 34c3e2485dSMaxime Ripard In case the Renesas R-Car Gen3 SoCs: 35c3e2485dSMaxime Ripard - if a host only channel: first clock should be host. 36c3e2485dSMaxime Ripard - if a USB DRD channel: first clock should be host and second 37c3e2485dSMaxime Ripard one should be peripheral 38c3e2485dSMaxime Ripard 39c3e2485dSMaxime Ripard big-endian: 40c3e2485dSMaxime Ripard $ref: /schemas/types.yaml#/definitions/flag 41c3e2485dSMaxime Ripard description: 42c3e2485dSMaxime Ripard Set this flag for HCDs with big endian descriptors and big 43c3e2485dSMaxime Ripard endian registers. 44c3e2485dSMaxime Ripard 45c3e2485dSMaxime Ripard big-endian-desc: 46c3e2485dSMaxime Ripard $ref: /schemas/types.yaml#/definitions/flag 47c3e2485dSMaxime Ripard description: 48c3e2485dSMaxime Ripard Set this flag for HCDs with big endian descriptors. 49c3e2485dSMaxime Ripard 50c3e2485dSMaxime Ripard big-endian-regs: 51c3e2485dSMaxime Ripard $ref: /schemas/types.yaml#/definitions/flag 52c3e2485dSMaxime Ripard description: 53c3e2485dSMaxime Ripard Set this flag for HCDs with big endian registers. 54c3e2485dSMaxime Ripard 55c3e2485dSMaxime Ripard has-transaction-translator: 56c3e2485dSMaxime Ripard $ref: /schemas/types.yaml#/definitions/flag 57c3e2485dSMaxime Ripard description: 58c3e2485dSMaxime Ripard Set this flag if EHCI has a Transaction Translator built into 59c3e2485dSMaxime Ripard the root hub. 60c3e2485dSMaxime Ripard 61c3e2485dSMaxime Ripard needs-reset-on-resume: 62c3e2485dSMaxime Ripard $ref: /schemas/types.yaml#/definitions/flag 63c3e2485dSMaxime Ripard description: 64c3e2485dSMaxime Ripard Set this flag to force EHCI reset after resume. 65c3e2485dSMaxime Ripard 66c3e2485dSMaxime Ripard phys: true 67c3e2485dSMaxime Ripard 68c3e2485dSMaxime Ripardrequired: 69c3e2485dSMaxime Ripard - compatible 70c3e2485dSMaxime Ripard - reg 71c3e2485dSMaxime Ripard - interrupts 72c3e2485dSMaxime Ripard 73c3e2485dSMaxime RipardadditionalProperties: false 74c3e2485dSMaxime Ripard 75c3e2485dSMaxime Ripardexamples: 76c3e2485dSMaxime Ripard - | 775ff88144SMaxime Ripard usb@e0000300 { 78c3e2485dSMaxime Ripard compatible = "ibm,usb-ehci-440epx", "generic-ehci"; 79c3e2485dSMaxime Ripard interrupt-parent = <&UIC0>; 80c3e2485dSMaxime Ripard interrupts = <0x1a 4>; 81c3e2485dSMaxime Ripard reg = <0 0xe0000300 90 0 0xe0000390 70>; 82c3e2485dSMaxime Ripard big-endian; 83c3e2485dSMaxime Ripard }; 84c3e2485dSMaxime Ripard 85c3e2485dSMaxime Ripard - | 86c3e2485dSMaxime Ripard ehci0: usb@1c14000 { 87c3e2485dSMaxime Ripard compatible = "allwinner,sun4i-a10-ehci", "generic-ehci"; 88c3e2485dSMaxime Ripard reg = <0x01c14000 0x100>; 89c3e2485dSMaxime Ripard interrupts = <39>; 90c3e2485dSMaxime Ripard clocks = <&ahb_gates 1>; 91c3e2485dSMaxime Ripard phys = <&usbphy 1>; 92c3e2485dSMaxime Ripard }; 93c3e2485dSMaxime Ripard 94c3e2485dSMaxime Ripard... 95