[PATCH v2 1/2] dt-bindings: phy: nuvoton,ma35-usb2-phy: add new bindings

Krzysztof Kozlowski krzk at kernel.org
Tue Jul 30 22:31:47 PDT 2024


On 31/07/2024 03:43, Hui-Ping Chen wrote:
> Add dt-bindings for USB2 PHY found on the Nuvoton MA35 SoC.
> 
> Signed-off-by: Hui-Ping Chen <hpchen0nvt at gmail.com>
> ---
>  .../bindings/phy/nuvoton,ma35d1-usb2-phy.yaml | 47 +++++++++++++++++++
>  1 file changed, 47 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/phy/nuvoton,ma35d1-usb2-phy.yaml
> 
> diff --git a/Documentation/devicetree/bindings/phy/nuvoton,ma35d1-usb2-phy.yaml b/Documentation/devicetree/bindings/phy/nuvoton,ma35d1-usb2-phy.yaml
> new file mode 100644
> index 000000000000..88e297ba4ecf
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/phy/nuvoton,ma35d1-usb2-phy.yaml
> @@ -0,0 +1,47 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/phy/nuvoton,ma35d1-usb2-phy.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Nuvoton MA35D1 USB2 phy
> +
> +maintainers:
> +  - Hui-Ping Chen <hpchen0nvt at gmail.com>
> +
> +properties:
> +  compatible:
> +    enum:
> +      - nuvoton,ma35d1-usb2-phy
> +
> +  "#phy-cells":
> +    const: 0
> +
> +  clocks:
> +    maxItems: 1
> +
> +  nuvoton,sys:
> +    $ref: /schemas/types.yaml#/definitions/phandle
> +    description:
> +      phandle of the system-management node.
> +      This driver has some status bits located in the sys,

Do not reference drivers, but hardware.

> +      it is necessary to reference the sys link.

This tells me nothing. You must be specific - WHAT IS THE PURPOSE of
this syscon usage in USB2 PHY?

Best regards,
Krzysztof




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