Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Message-ID: <19b09eff-705a-5522-fbad-6553e5dd391e@linaro.org>
Date:   Sat, 17 Dec 2022 15:26:27 +0100
MIME-Version: 1.0
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101
 Thunderbird/102.6.0
Subject: Re: [PATCH v4 4/4] arm64: dts: qcom: sm6125: Add IOMMU context to
 DWC3
Content-Language: en-US
To:     Marijn Suijten <marijn.suijten@somainline.org>,
        phone-devel@vger.kernel.org, Will Deacon <will@kernel.org>,
        Joerg Roedel <joro@8bytes.org>,
        Bjorn Andersson <andersson@kernel.org>
Cc:     ~postmarketos/upstreaming@lists.sr.ht,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@somainline.org>,
        Konrad Dybcio <konrad.dybcio@somainline.org>,
        Martin Botka <martin.botka@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>,
        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
References: <20221216215819.1164973-1-marijn.suijten@somainline.org>
 <20221216215819.1164973-5-marijn.suijten@somainline.org>
From:   Konrad Dybcio <konrad.dybcio@linaro.org>
In-Reply-To: <20221216215819.1164973-5-marijn.suijten@somainline.org>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit
Precedence: bulk


On 16.12.2022 22:58, Marijn Suijten 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>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>

Konrad
>  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;