[PATCH 02/14] dt-bindings: phy: qcom,qmp-usb3-dp: fix sc8280xp bindings

Krzysztof Kozlowski krzysztof.kozlowski at linaro.org
Fri Nov 11 07:17:29 PST 2022


On 11/11/2022 10:24, Johan Hovold wrote:
> The current QMP USB3-DP PHY bindings are based on the original MSM8996
> binding which provided multiple PHYs per IP block and these in turn were
> described by child nodes.
> 

Thank you for your patch. There is something to discuss/improve.


> +
> +maintainers:
> +  - Vinod Koul <vkoul at kernel.org>

Maybe you want to add also yourself?

> +
> +description:
> +  The QMP PHY controller supports physical layer functionality for a number of
> +  controllers on Qualcomm chipsets, such as, PCIe, UFS and USB.
> +
> +  See also:
> +    - include/dt-bindings/dt-bindings/phy/phy.h
> +
> +properties:
> +  compatible:
> +    enum:
> +      - qcom,sc8280xp-qmp-usb43dp-phy
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 4
> +
> +  clock-names:
> +    items:
> +      - const: aux
> +      - const: ref
> +      - const: com_aux
> +      - const: usb3_pipe
> +
> +  power-domains:
> +    maxItems: 1
> +
> +  resets:
> +    maxItems: 2
> +
> +  reset-names:
> +    items:
> +      - const: phy
> +      - const: common
> +
> +  vdda-phy-supply: true
> +
> +  vdda-pll-supply: true
> +
> +  "#clock-cells":
> +    const: 1
> +
> +  clock-output-names:
> +    items:
> +      - const: usb3_pipe
> +      - const: dp_link
> +      - const: dp_vco_div

Why defining here fixed names? The purpose of this field is to actually
allow customizing these - at least in most cases. If these have to be
fixed, then driver should just instantiate these clocks with such names,
right?

Best regards,
Krzysztof




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