| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/extcon/extcon-usbc-cros-ec.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: ChromeOS EC USB Type-C cable and accessories detection |
| 8 | |
| 9 | maintainers: |
| 10 | - Benson Leung <bleung@chromium.org> |
| 11 | |
| 12 | description: | |
| 13 | On ChromeOS systems with USB Type C ports, the ChromeOS Embedded Controller is |
| 14 | able to detect the state of external accessories such as display adapters |
| 15 | 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-spi |
| 17 | or google,cros-ec-i2c. |
| 18 | |
| 19 | properties: |
| 20 | compatible: |
| 21 | const: google,extcon-usbc-cros-ec |
| 22 | |
| 23 | google,usb-port-id: |
| 24 | $ref: /schemas/types.yaml#/definitions/uint32 |
| 25 | description: the port id |
| 26 | minimum: 0 |
| 27 | maximum: 255 |
| 28 | |
| 29 | required: |
| 30 | - compatible |
| 31 | - google,usb-port-id |
| 32 | |
| 33 | additionalProperties: false |
| 34 | |
| 35 | examples: |
| 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 | }; |