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1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/extcon/extcon-usbc-cros-ec.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: ChromeOS EC USB Type-C cable and accessories detection8 9maintainers:10 - Benson Leung <bleung@chromium.org>11 12description: |13 On ChromeOS systems with USB Type C ports, the ChromeOS Embedded Controller is14 able to detect the state of external accessories such as display adapters15 or USB devices when said accessories are attached or detached.16 The node for this device must be under a cros-ec node like google,cros-ec-spi17 or google,cros-ec-i2c.18 19properties:20 compatible:21 const: google,extcon-usbc-cros-ec22 23 google,usb-port-id:24 $ref: /schemas/types.yaml#/definitions/uint3225 description: the port id26 minimum: 027 maximum: 25528 29required:30 - compatible31 - google,usb-port-id32 33additionalProperties: false34 35examples:36 - |37 spi {38 #address-cells = <1>;39 #size-cells = <0>;40 cros-ec@0 {41 compatible = "google,cros-ec-spi";42 reg = <0>;43 interrupts = <44 0>;44 45 usbc_extcon0: extcon0 {46 compatible = "google,extcon-usbc-cros-ec";47 google,usb-port-id = <0>;48 };49 50 usbc_extcon1: extcon1 {51 compatible = "google,extcon-usbc-cros-ec";52 google,usb-port-id = <1>;53 };54 };55 };56