[PATCH 1/5] dt-bindings: phy: Add Canaan K230 USB2.0 PHY DT schema

[Krzysztof Kozlowski]

On Tue, Dec 30, 2025 at 10:37:20AM +0800, Jiayu Du wrote:
> k230-usb-phy driver supports USB 2.0 phys integrated in Canaan

Describe hardware, not driver.

> K230 SoC. Add YAML schema for its binding.

There is no such stuff as YAML schema for a binding. Look at other
commits how they phrase it.

> 
> Signed-off-by: Jiayu Du <jiayu.riscv at isrc.iscas.ac.cn>
> ---
>  .../bindings/phy/canaan,k230-usb-phy.yaml     | 36 +++++++++++++++++++
>  1 file changed, 36 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/phy/canaan,k230-usb-phy.yaml
> 
> diff --git a/Documentation/devicetree/bindings/phy/canaan,k230-usb-phy.yaml b/Documentation/devicetree/bindings/phy/canaan,k230-usb-phy.yaml
> new file mode 100644
> index 000000000000..f1c9511c873f
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/phy/canaan,k230-usb-phy.yaml
> @@ -0,0 +1,36 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/phy/canaan,k230-usb-phy.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Canaan K230 USB2.0 PHY
> +
> +maintainers:
> +  - Jiayu Du <jiayu.riscv at isrc.iscas.ac.cn>
> +
> +properties:
> +  compatible:
> +    const: canaan,k230-usb-phy
> +
> +  reg:
> +    description:
> +      Two register regions for USB PHY in HiSysConfig syscon block.

Drop

> +    items:
> +      - description: USB PHY test control reg (pullup/pulldown config)
> +      - description: USB PHY core control reg (PLL/transceiver tuning)
> +    minItems: 2
> +    maxItems: 2

You didn't ever test it, did you? Drop last two lines.

> +
> +  clocks:
> +    maxItems: 1
> +
> +  "#phy-cells":
> +    const: 0
> +
> +required:
> +  - compatible
> +  - reg

clocks

> +  - "#phy-cells"
> +
> +additionalProperties: false

Missing example.

> -- 
> 2.52.0
>