# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause %YAML 1.2 --- $id: http://devicetree.org/schemas/usb/cypress,hx3.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Cypress HX3 USB 3.0 hub controller family maintainers: - Benjamin Bara <benjamin.bara@skidata.com> allOf: - $ref: usb-device.yaml# properties: compatible: enum: - usb4b4,6504 - usb4b4,6506 reg: true reset-gpios: items: - description: GPIO specifier for RESETN pin. vdd-supply: description: 1V2 power supply (VDD_EFUSE, AVDD12, DVDD12). vdd2-supply: description: 3V3 power supply (AVDD33, VDD_IO). peer-hub: $ref: /schemas/types.yaml#/definitions/phandle description: phandle to the peer hub on the controller. required: - compatible - reg - peer-hub - vdd-supply - vdd2-supply additionalProperties: false examples: - | #include <dt-bindings/gpio/gpio.h> usb { dr_mode = "host"; #address-cells = <1>; #size-cells = <0>; /* 2.0 hub on port 1 */ hub_2_0: hub@1 { compatible = "usb4b4,6504"; reg = <1>; peer-hub = <&hub_3_0>; reset-gpios = <&gpio1 11 GPIO_ACTIVE_LOW>; vdd-supply = <®_1v2_usb>; vdd2-supply = <®_3v3_usb>; }; /* 3.0 hub on port 2 */ hub_3_0: hub@2 { compatible = "usb4b4,6506"; reg = <2>; peer-hub = <&hub_2_0>; reset-gpios = <&gpio1 11 GPIO_ACTIVE_LOW>; vdd-supply = <®_1v2_usb>; vdd2-supply = <®_3v3_usb>; }; };