| # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/extcon/extcon-usbc-cros-ec.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: ChromeOS EC USB Type-C cable and accessories detection |
| |
| maintainers: |
| - Benson Leung <bleung@chromium.org> |
| |
| description: | |
| On ChromeOS systems with USB Type C ports, the ChromeOS Embedded Controller is |
| able to detect the state of external accessories such as display adapters |
| or USB devices when said accessories are attached or detached. |
| The node for this device must be under a cros-ec node like google,cros-ec-spi |
| or google,cros-ec-i2c. |
| |
| properties: |
| compatible: |
| const: google,extcon-usbc-cros-ec |
| |
| google,usb-port-id: |
| $ref: /schemas/types.yaml#/definitions/uint32 |
| description: the port id |
| minimum: 0 |
| maximum: 255 |
| |
| required: |
| - compatible |
| - google,usb-port-id |
| |
| additionalProperties: false |
| |
| examples: |
| - | |
| spi { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| cros-ec@0 { |
| compatible = "google,cros-ec-spi"; |
| reg = <0>; |
| interrupts = <44 0>; |
| |
| usbc_extcon0: extcon0 { |
| compatible = "google,extcon-usbc-cros-ec"; |
| google,usb-port-id = <0>; |
| }; |
| |
| usbc_extcon1: extcon1 { |
| compatible = "google,extcon-usbc-cros-ec"; |
| google,usb-port-id = <1>; |
| }; |
| }; |
| }; |