Message-ID: <8d07ba5e-6354-c2ba-bd09-5f8169732b55@linaro.org>
Date:   Mon, 23 Jan 2023 14:21:24 +0100
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Subject: Re: [PATCH 3/3] ARM: dts: qcom: sdx65: Add Qcom SMMU-500 as the
 fallback for IOMMU node
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To:     Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>,
        andersson@kernel.org, will@kernel.org, joro@8bytes.org,
        robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org
Cc:     linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, iommu@lists.linux.dev,
        dmitry.baryshkov@linaro.org, stable@vger.kernel.org
References: <20230123131931.263024-1-manivannan.sadhasivam@linaro.org>
 <20230123131931.263024-4-manivannan.sadhasivam@linaro.org>
From:   Konrad Dybcio <konrad.dybcio@linaro.org>
In-Reply-To: <20230123131931.263024-4-manivannan.sadhasivam@linaro.org>
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On 23.01.2023 14:19, Manivannan Sadhasivam wrote:
> SDX65 uses the Qcom version of the SMMU-500 IP. So use "qcom,smmu-500"
> compatible as the fallback to the SoC specific compatible.
> 
> Cc: <stable@vger.kernel.org> # 5.19
> Fixes: 98187f7b74bf ("ARM: dts: qcom: sdx65: Enable ARM SMMU")
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>

Konrad
>  arch/arm/boot/dts/qcom-sdx65.dtsi | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm/boot/dts/qcom-sdx65.dtsi b/arch/arm/boot/dts/qcom-sdx65.dtsi
> index b073e0c63df4..408c4b87d44b 100644
> --- a/arch/arm/boot/dts/qcom-sdx65.dtsi
> +++ b/arch/arm/boot/dts/qcom-sdx65.dtsi
> @@ -455,7 +455,7 @@ pil-reloc@94c {
>  		};
>  
>  		apps_smmu: iommu@15000000 {
> -			compatible = "qcom,sdx65-smmu-500", "arm,mmu-500";
> +			compatible = "qcom,sdx65-smmu-500", "qcom,smmu-500", "arm,mmu-500";
>  			reg = <0x15000000 0x40000>;
>  			#iommu-cells = <2>;
>  			#global-interrupts = <1>;