linux-kernel - Re: [PATCH 1/6] dt-bindings: usb: dwc3: Document usb-soc-be property

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Message-ID: <bcca2d97-2092-42f0-951d-f09f144e515d@quicinc.com>
Date: Fri, 25 Apr 2025 14:39:31 -0700
From: Wesley Cheng <quic_wcheng@...cinc.com>
To: Luca Weiss <luca.weiss@...rphone.com>,
        Greg Kroah-Hartman
	<gregkh@...uxfoundation.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof
 Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>, Felipe
 Balbi <balbi@...nel.org>,
        Srinivas Kandagatla <srini@...nel.org>,
        Liam
 Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
        Jaroslav
 Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
        Bjorn Andersson
	<andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>,
        Stephan
 Gerhold <stephan.gerhold@...aro.org>
CC: <~postmarketos/upstreaming@...ts.sr.ht>, <phone-devel@...r.kernel.org>,
        <linux-usb@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Krzysztof Kozlowski
	<krzysztof.kozlowski@...aro.org>,
        <linux-arm-msm@...r.kernel.org>, <linux-sound@...r.kernel.org>
Subject: Re: [PATCH 1/6] dt-bindings: usb: dwc3: Document usb-soc-be property



On 4/25/2025 3:44 AM, Luca Weiss wrote:
> The property usb-soc-be is used by the new SoC USB layer which is used
> for USB audio offloading on Qualcomm SoCs.

Hi Luca,

This property can be dropped now, as in the latest revision I added
utilizing the auxiliary device/bus now between the Q6USB backend DAI and
the vendor USB offload driver.  Reduces the need to add more properties.

Thanks
Wesley Cheng

> 
> Cc: Wesley Cheng <quic_wcheng@...cinc.com>
> Signed-off-by: Luca Weiss <luca.weiss@...rphone.com>
> ---
>  Documentation/devicetree/bindings/usb/snps,dwc3-common.yaml | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/usb/snps,dwc3-common.yaml b/Documentation/devicetree/bindings/usb/snps,dwc3-common.yaml
> index 6c0b8b6538246adf746fe7ccd6df936131c61444..07549dec0f74234465fa9b6ab21871762a2f5127 100644
> --- a/Documentation/devicetree/bindings/usb/snps,dwc3-common.yaml
> +++ b/Documentation/devicetree/bindings/usb/snps,dwc3-common.yaml
> @@ -38,6 +38,10 @@ properties:
>        - description: USB2/HS PHY
>        - description: USB3/SS PHY
>  
> +  usb-soc-be:
> +    $ref: /schemas/types.yaml#/definitions/phandle
> +    description: Link to the USB SoC sound backend
> +
>    phys:
>      minItems: 1
>      maxItems: 19
>