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Date: Mon, 31 Aug 2026 10:37:15 +0200
From: Krzysztof Kozlowski <krzk@kernel.org>
To: Krishna Kurapati <krishna.kurapati@oss.qualcomm.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>, 
	Rob Herring <robh@kernel.org>, Krzysztof Kozlowski <krzk+dt@kernel.org>, 
	Conor Dooley <conor+dt@kernel.org>, Wesley Cheng <wesley.cheng@oss.qualcomm.com>, 
	linux-arm-msm@vger.kernel.org, linux-usb@vger.kernel.org, devicetree@vger.kernel.org, 
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] dt-bindings: usb: qcom,snps-dwc3: Fix glymur binding
 for non-MP controllers
Message-ID: <20260831-messy-ebony-warthog-cfd727@quoll>
References: <20260828081542.52796-1-krishna.kurapati@oss.qualcomm.com>
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In-Reply-To: <20260828081542.52796-1-krishna.kurapati@oss.qualcomm.com>

On Fri, Aug 28, 2026 at 01:45:42PM +0530, Krishna Kurapati wrote:
> Currently for Glymur non-multiport USB controllers, number of interrupts
> are limited to a maximum of "5". Either hs_phy_irq or ss_phy_irq are to be
> present.
> 
> Mark glymur non-multiport controllers to support a maximum of 6 interrupts
> including the hs_phy_irq and ss_phy_irq.

Why?

> 
> Signed-off-by: Krishna Kurapati <krishna.kurapati@oss.qualcomm.com>
> ---
> Changes in v2:
> - Modified commit text indicating the issue in max interrupt-names for
>   Glymur non-mp controllers.
> 
> Link to v1:
> https://lore.kernel.org/all/20260803-glymur-usb-binding-fixes-v1-1-9ce334777387@oss.qualcomm.com/
> ---
>  Documentation/devicetree/bindings/usb/qcom,snps-dwc3.yaml | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/usb/qcom,snps-dwc3.yaml b/Documentation/devicetree/bindings/usb/qcom,snps-dwc3.yaml
> index ea60f7220afe..3bef18f9557e 100644
> --- a/Documentation/devicetree/bindings/usb/qcom,snps-dwc3.yaml
> +++ b/Documentation/devicetree/bindings/usb/qcom,snps-dwc3.yaml
> @@ -524,7 +524,6 @@ allOf:
>          compatible:
>            contains:
>              enum:
> -              - qcom,glymur-dwc3
>                - qcom,milos-dwc3
>                - qcom,x1e80100-dwc3
>      then:
> @@ -547,6 +546,7 @@ allOf:
>            contains:
>              enum:
>                - qcom,eliza-dwc3
> +              - qcom,glymur-dwc3
>                - qcom,ipq4019-dwc3
>                - qcom,ipq8064-dwc3
>                - qcom,kaanapali-dwc3

This changes the ABI without an explanation.

Best regards,
Krzysztof