# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- $id: http://devicetree.org/schemas/usb/ci-hdrc-usb2.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: USB2 ChipIdea USB controller maintainers: - Xu Yang - Peng Fan properties: compatible: oneOf: - enum: - chipidea,usb2 - lsi,zevio-usb - nuvoton,npcm750-udc - nvidia,tegra20-ehci - nvidia,tegra20-udc - nvidia,tegra30-ehci - nvidia,tegra30-udc - nvidia,tegra114-udc - nvidia,tegra124-udc - nxp,s32g2-usb - qcom,ci-hdrc - items: - enum: - nvidia,tegra114-ehci - nvidia,tegra124-ehci - nvidia,tegra210-ehci - const: nvidia,tegra30-ehci - items: - const: xlnx,zynq-usb-2.20a - const: chipidea,usb2 - items: - enum: - nuvoton,npcm845-udc - const: nuvoton,npcm750-udc - items: - enum: - nxp,s32g3-usb - const: nxp,s32g2-usb clocks: minItems: 1 maxItems: 2 clock-names: minItems: 1 maxItems: 2 operating-points-v2: description: A phandle to the OPP table containing the performance states. $ref: /schemas/types.yaml#/definitions/phandle phy-select: description: Phandler of TCSR node with two argument that indicate register offset, and phy index $ref: /schemas/types.yaml#/definitions/phandle-array items: - description: phandle to TCSR node - description: register offset - description: phy index nvidia,phy: description: phandle of usb phy that connects to the port. Use "phys" instead. $ref: /schemas/types.yaml#/definitions/phandle deprecated: true nvidia,needs-double-reset: description: Indicates double reset or not. type: boolean deprecated: true ulpi: type: object additionalProperties: false patternProperties: "^phy(-[0-9])?$": description: The phy child node for Qcom chips. type: object $ref: /schemas/phy/qcom,usb-hs-phy.yaml required: - compatible allOf: - $ref: chipidea,usb2-common.yaml# - $ref: usb-hcd.yaml# - $ref: usb-drd.yaml# unevaluatedProperties: false examples: - | #include #include usb@f7ed0000 { compatible = "chipidea,usb2"; reg = <0xf7ed0000 0x10000>; interrupts = ; clocks = <&chip CLKID_USB0>; phys = <&usb_phy0>; phy-names = "usb-phy"; vbus-supply = <®_usb0_vbus>; itc-setting = <0x4>; /* 4 micro-frames */ /* Incremental burst of unspecified length */ ahb-burst-config = <0x0>; tx-burst-size-dword = <0x10>; /* 64 bytes */ rx-burst-size-dword = <0x10>; extcon = <0>, <&usb_id>; phy-clkgate-delay-us = <400>; mux-controls = <&usb_switch>; mux-control-names = "usb_switch"; }; ...