linux-kernel - Re: [PATCH 2/4] dt-bindings: usb: dwc2: add iommus

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Message-ID: <YhVc+98vHe5uMvGe@robh.at.kernel.org>
Date:   Tue, 22 Feb 2022 16:00:27 -0600
From:   Rob Herring <robh@...nel.org>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
Cc:     Dinh Nguyen <dinguyen@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org, Rob Herring <robh+dt@...nel.org>,
        devicetree@...r.kernel.org, linux-usb@...r.kernel.org
Subject: Re: [PATCH 2/4] dt-bindings: usb: dwc2: add iommus

On Fri, 18 Feb 2022 17:15:20 +0100, Krzysztof Kozlowski wrote:
> The DWC2 node might use IOMMU (e.g. Altera Stratix10), so add "iommus"
> property.  This fixes warnings like:
> 
>   arch/arm64/boot/dts/altera/socfpga_stratix10_socdk.dt.yaml:
>     usb@...40000: 'iommus' does not match any of the regexes: 'pinctrl-[0-9]+'
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
> ---
>  Documentation/devicetree/bindings/usb/dwc2.yaml | 3 +++
>  1 file changed, 3 insertions(+)
> 

Acked-by: Rob Herring <robh@...nel.org>