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Date:   Sun, 18 Dec 2022 12:10:57 +0100
From:   Martin Botka <martin.botka@somainline.org>
Subject: Re: [PATCH v4 4/4] arm64: dts: qcom: sm6125: Add IOMMU context to
 DWC3
To:     Marijn Suijten <marijn.suijten@somainline.org>
Cc:     phone-devel@vger.kernel.org, Will Deacon <will@kernel.org>,
        Joerg Roedel <joro@8bytes.org>,
        Bjorn Andersson <andersson@kernel.org>,
        ~postmarketos/upstreaming@lists.sr.ht,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@somainline.org>,
        Konrad Dybcio <konrad.dybcio@somainline.org>,
        Jami Kettunen <jami.kettunen@somainline.org>,
        Lux Aliaga <they@mint.lgbt>,
        Robin Murphy <robin.murphy@arm.com>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Andy Gross <agross@kernel.org>,
        Konrad Dybcio <konrad.dybcio@linaro.org>,
        Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
        Thierry Reding <treding@nvidia.com>,
        Melody Olvera <quic_molvera@quicinc.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Bhupesh Sharma <bhupesh.sharma@linaro.org>,
        Douglas Anderson <dianders@chromium.org>,
        linux-arm-kernel@lists.infradead.org, iommu@lists.linux.dev,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-arm-msm@vger.kernel.org
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On Fri, Dec 16 2022 at 10:58:19 PM +01:00:00, Marijn Suijten 
<marijn.suijten@somainline.org> wrote:
> From: AngeloGioacchino Del Regno 
> <angelogioacchino.delregno@somainline.org>
> 
> Add an IOMMU context to the USB DWC3 controller, required to get USB
> functionality upon enablement of apps_smmu.
> 
> Signed-off-by: AngeloGioacchino Del Regno 
> <angelogioacchino.delregno@somainline.org>
> Signed-off-by: Marijn Suijten <marijn.suijten@somainline.org>
> ---
>  arch/arm64/boot/dts/qcom/sm6125.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm6125.dtsi 
> b/arch/arm64/boot/dts/qcom/sm6125.dtsi
> index f560499cc0ca..a205121ab4a7 100644
> --- a/arch/arm64/boot/dts/qcom/sm6125.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm6125.dtsi
> @@ -542,6 +542,7 @@ usb3_dwc3: usb@4e00000 {
>  				compatible = "snps,dwc3";
>  				reg = <0x04e00000 0xcd00>;
>  				interrupts = <GIC_SPI 255 IRQ_TYPE_LEVEL_HIGH>;
> +				iommus = <&apps_smmu 0x100 0x0>;
>  				phys = <&hsusb_phy1>;
>  				phy-names = "usb2-phy";
>  				snps,dis_u2_susphy_quirk;
> --
> 2.39.0
> 
Reviewed-by: Martin Botka <martin.botka@somainline.org>

-Martin