Re: [PATCH v6 1/2] dt-bindings: usb: Add ITE IT8851/IT8853 Type-C PD controllers

[Rob Herring <robh@kernel.org>]

On Fri, Jul 31, 2026 at 06:02:03PM +0800, Amber Kao wrote:
> Add device tree binding for the ITE IT8851 and IT8853 I2C-based USB
> Type-C Power Delivery controllers.
> The IT8851 supports one Type-C port; the IT8853 is the two-port variant
> sharing the same interface.
> 
> Add a MAINTAINERS entry for the binding.
> 
> Cc: Yaode Fang <Yaode.Fang@ite.com.tw>
> Cc: Jeson Yang <jeson.yang@ite.com.tw>
> Cc: Bling Chiang <Bling.Chiang@ite.com.tw>
> Cc: Eric Su <Eric.Su@ite.com.tw>
> Cc: Doreen Lin <doreen.lin@ite.com.tw>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
> Signed-off-by: Amber Kao <amber.kao@ite.com.tw>
> ---
>  .../devicetree/bindings/usb/ite,it8851.yaml        | 151 +++++++++++++++++++++
>  MAINTAINERS                                        |   8 ++
>  2 files changed, 159 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/usb/ite,it8851.yaml b/Documentation/devicetree/bindings/usb/ite,it8851.yaml
> new file mode 100644
> index 000000000000..246d34734b4a
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/usb/ite,it8851.yaml
> @@ -0,0 +1,151 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/usb/ite,it8851.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: ITE IT8851/IT8853 USB Type-C Power Delivery Controller
> +
> +maintainers:
> +  - Jeson Yang <jeson.yang@ite.com.tw>
> +
> +description:
> +  The ITE IT8851 is an I2C-based USB Type-C Power Delivery (PD) controller
> +  supporting one Type-C port.
> +  The IT8853 is the two-port variant sharing the same programming interface.
> +
> +properties:
> +  compatible:
> +    oneOf:
> +      - const: ite,it8851
> +      - items:
> +          - const: ite,it8853
> +          - const: ite,it8851
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  wakeup-source: true
> +
> +  '#address-cells':
> +    const: 1
> +
> +  '#size-cells':
> +    const: 0
> +
> +patternProperties:
> +  '^connector@[01]$':
> +    $ref: /schemas/connector/usb-connector.yaml#

This schema doesn't define 'reg', but a unit-address requires that there 
is a 'reg' property.

> +    unevaluatedProperties: false