xref: /src/sys/contrib/device-tree/Bindings/platform/lenovo,yoga-c630-ec.yaml (revision 0e8011faf58b743cc652e3b2ad0f7671227610df)

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/platform/lenovo,yoga-c630-ec.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Lenovo Yoga C630 Embedded Controller.

maintainers:
  - Bjorn Andersson <andersson@kernel.org>

description:
  The Qualcomm Snapdragon-based Lenovo Yoga C630 has an Embedded Controller
  (EC) which handles things such as battery and USB Type-C. This binding
  describes the interface, on an I2C bus, to this EC.

properties:
  compatible:
    const: lenovo,yoga-c630-ec

  reg:
    const: 0x70

  '#address-cells':
    const: 1

  '#size-cells':
    const: 0

  interrupts:
    maxItems: 1

patternProperties:
  '^connector@[01]$':
    $ref: /schemas/connector/usb-connector.yaml#

    properties:
      reg:
        maxItems: 1

    unevaluatedProperties: false

required:
  - compatible
  - reg
  - interrupts

additionalProperties: false

examples:
  - |+
    #include <dt-bindings/interrupt-controller/irq.h>
    i2c1 {
        clock-frequency = <400000>;

        #address-cells = <1>;
        #size-cells = <0>;

        embedded-controller@70 {
            compatible = "lenovo,yoga-c630-ec";
            reg = <0x70>;

            interrupts-extended = <&tlmm 20 IRQ_TYPE_LEVEL_HIGH>;

            #address-cells = <1>;
            #size-cells = <0>;

            connector@0 {
                compatible = "usb-c-connector";
                reg = <0>;
                power-role = "source";
                data-role = "host";
            };

            connector@1 {
                compatible = "usb-c-connector";
                reg = <1>;
                power-role = "source";
                data-role = "host";
            };
        };
    };
...