1*440b075bSKrzysztof Kozlowski# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 231360c28SAnand Moon%YAML 1.2 331360c28SAnand Moon--- 431360c28SAnand Moon$id: http://devicetree.org/schemas/usb/vialab,vl817.yaml# 531360c28SAnand Moon$schema: http://devicetree.org/meta-schemas/core.yaml# 631360c28SAnand Moon 731360c28SAnand Moontitle: Via labs VL817 USB 3.1 hub controller 831360c28SAnand Moon 931360c28SAnand Moonmaintainers: 1031360c28SAnand Moon - Anand Moon <linux.amoon@gmail.com> 1131360c28SAnand Moon 1231360c28SAnand MoonallOf: 1331360c28SAnand Moon - $ref: usb-device.yaml# 1431360c28SAnand Moon 1531360c28SAnand Moonproperties: 1631360c28SAnand Moon compatible: 178cb9c36bSAnand Moon enum: 1831360c28SAnand Moon - usb2109,2817 1931360c28SAnand Moon - usb2109,817 2031360c28SAnand Moon 2131360c28SAnand Moon reg: true 2231360c28SAnand Moon 2331360c28SAnand Moon reset-gpios: 248cb9c36bSAnand Moon maxItems: 1 258cb9c36bSAnand Moon description: 268cb9c36bSAnand Moon GPIO controlling the RESET# pin. 2731360c28SAnand Moon 2831360c28SAnand Moon vdd-supply: 2931360c28SAnand Moon description: 3031360c28SAnand Moon phandle to the regulator that provides power to the hub. 3131360c28SAnand Moon 3231360c28SAnand Moon peer-hub: 338cb9c36bSAnand Moon $ref: /schemas/types.yaml#/definitions/phandle 3431360c28SAnand Moon description: 3531360c28SAnand Moon phandle to the peer hub on the controller. 3631360c28SAnand Moon 3731360c28SAnand Moonrequired: 3831360c28SAnand Moon - compatible 3931360c28SAnand Moon - reg 408cb9c36bSAnand Moon - reset-gpios 418cb9c36bSAnand Moon - vdd-supply 428cb9c36bSAnand Moon - peer-hub 4331360c28SAnand Moon 4431360c28SAnand MoonadditionalProperties: false 4531360c28SAnand Moon 4631360c28SAnand Moonexamples: 4731360c28SAnand Moon - | 4831360c28SAnand Moon #include <dt-bindings/gpio/gpio.h> 4931360c28SAnand Moon 5031360c28SAnand Moon usb { 5131360c28SAnand Moon #address-cells = <1>; 5231360c28SAnand Moon #size-cells = <0>; 5331360c28SAnand Moon 5431360c28SAnand Moon /* 2.0 hub on port 1 */ 5531360c28SAnand Moon hub_2_0: hub@1 { 5631360c28SAnand Moon compatible = "usb2109,2817"; 5731360c28SAnand Moon reg = <1>; 5831360c28SAnand Moon vdd-supply = <&vcc_5v>; 5931360c28SAnand Moon peer-hub = <&hub_3_0>; 6031360c28SAnand Moon reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>; 6131360c28SAnand Moon }; 6231360c28SAnand Moon 6331360c28SAnand Moon /* 3.1 hub on port 4 */ 6431360c28SAnand Moon hub_3_0: hub@2 { 6531360c28SAnand Moon compatible = "usb2109,817"; 6631360c28SAnand Moon reg = <2>; 6731360c28SAnand Moon vdd-supply = <&vcc_5v>; 6831360c28SAnand Moon peer-hub = <&hub_2_0>; 6931360c28SAnand Moon reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>; 7031360c28SAnand Moon }; 7131360c28SAnand Moon }; 72