linux-kernel - Re: [PATCH] arm64: dts: qcom: sm8450: add crypto nodes

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Message-ID: <1e03050c-38d1-f9a5-aaaf-0966b143147f@linaro.org>
Date:   Wed, 22 Mar 2023 11:18:42 +0100
From:   Neil Armstrong <neil.armstrong@...aro.org>
To:     Bhupesh Sharma <bhupesh.sharma@...aro.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: sm8450: add crypto nodes

On 22/03/2023 11:15, Bhupesh Sharma wrote:
> On Wed, 22 Mar 2023 at 15:34, Neil Armstrong <neil.armstrong@...aro.org> wrote:
>>
>> Add crypto engine (CE) and CE BAM related nodes and definitions
>> for the SM8450 SoC.
>>
>> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
>> ---
>>   arch/arm64/boot/dts/qcom/sm8450.dtsi | 28 ++++++++++++++++++++++++++++
>>   1 file changed, 28 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
>> index 7c1d1464a1f8..d7e0a1993558 100644
>> --- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
>> @@ -4084,6 +4084,34 @@ ufs_mem_phy_lanes: phy@...7400 {
>>                          };
>>                  };
>>
>> +               cryptobam: dma-controller@...4000 {
>> +                       compatible = "qcom,bam-v1.7.0";
> 
> This should be "qcom,bam-v1.7.4" instead, as per the HW documentation.
> Please refer to my patch here:
> https://lore.kernel.org/linux-arm-msm/20230321184811.3325725-1-bhupesh.sharma@linaro.org/
> 
> So, if you want I can modify this and fold it in my overall dts
> patchset, for which I am about to send a v2:
> https://lore.kernel.org/linux-arm-msm/20230321190118.3327360-1-bhupesh.sharma@linaro.org/

Sure take it in your v2 !

Neil

> 
> Thanks,
> Bhupesh
> 
>> +                       reg = <0 0x01dc4000 0 0x28000>;
>> +                       interrupts = <GIC_SPI 272 IRQ_TYPE_LEVEL_HIGH>;
>> +                       #dma-cells = <1>;
>> +                       qcom,ee = <0>;
>> +                       qcom,controlled-remotely;
>> +                       iommus = <&apps_smmu 0x584 0x11>,
>> +                                <&apps_smmu 0x588 0x0>,
>> +                                <&apps_smmu 0x598 0x5>,
>> +                                <&apps_smmu 0x59a 0x0>,
>> +                                <&apps_smmu 0x59f 0x0>;
>> +               };
>> +
>> +               crypto: crypto@...0000 {
>> +                       compatible = "qcom,sm8450-qce", "qcom,sm8150-qce", "qcom,qce";
>> +                       reg = <0 0x01dfa000 0 0x6000>;
>> +                       dmas = <&cryptobam 4>, <&cryptobam 5>;
>> +                       dma-names = "rx", "tx";
>> +                       iommus = <&apps_smmu 0x584 0x11>,
>> +                                <&apps_smmu 0x588 0x0>,
>> +                                <&apps_smmu 0x598 0x5>,
>> +                                <&apps_smmu 0x59a 0x0>,
>> +                                <&apps_smmu 0x59f 0x0>;
>> +                       interconnects = <&aggre2_noc MASTER_CRYPTO 0 &mc_virt SLAVE_EBI1 0>;
>> +                       interconnect-names = "memory";
>> +               };
>> +
>>                  sdhc_2: mmc@...4000 {
>>                          compatible = "qcom,sm8450-sdhci", "qcom,sdhci-msm-v5";
>>                          reg = <0 0x08804000 0 0x1000>;
>>
>> ---
>> base-commit: b12b871ec9079b0baefa69f8a869712682d16020
>> change-id: 20230322-topic-sm8450-upstream-qce-04daf8d81bb1
>>
>> Best regards,
>> --
>> Neil Armstrong <neil.armstrong@...aro.org>
>>