linux-kernel - Re: [PATCH v5 10/11] arm64: dts: qcom: sm8350: Add Crypto Engine support

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Message-ID: <9ecab48e-e828-0a03-2bc7-678e555bc80d@kernel.org>
Date:   Mon, 3 Apr 2023 15:15:59 +0300
From:   Georgi Djakov <djakov@...nel.org>
To:     Bhupesh Sharma <bhupesh.sharma@...aro.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org
Cc:     agross@...nel.org, linux-kernel@...r.kernel.org,
        linux-crypto@...r.kernel.org, andersson@...nel.org,
        bhupesh.linux@...il.com, krzysztof.kozlowski@...aro.org,
        robh+dt@...nel.org, konrad.dybcio@...aro.org,
        vladimir.zapolskiy@...aro.org, rfoss@...nel.org,
        neil.armstrong@...aro.org
Subject: Re: [PATCH v5 10/11] arm64: dts: qcom: sm8350: Add Crypto Engine
 support

Hi Bhupesh,

On 2.04.23 13:05, Bhupesh Sharma wrote:
> Add crypto engine (CE) and CE BAM related nodes and definitions to
> 'sm8350.dtsi'.
> 
> Co-developed-by and Signed-off-by: Robert Foss <rfoss@...nel.org>
> Signed-off-by: Bhupesh Sharma <bhupesh.sharma@...aro.org>
> ---
>   arch/arm64/boot/dts/qcom/sm8350.dtsi | 22 ++++++++++++++++++++++
>   1 file changed, 22 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8350.dtsi b/arch/arm64/boot/dts/qcom/sm8350.dtsi
> index 7fbc288eca58..090ee07d1800 100644
> --- a/arch/arm64/boot/dts/qcom/sm8350.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8350.dtsi
> @@ -1730,6 +1730,28 @@ ufs_mem_phy_lanes: phy@...7400 {
>   			};
>   		};
>   
> +		cryptobam: dma-controller@...4000 {
> +			compatible = "qcom,bam-v1.7.4", "qcom,bam-v1.7.0";
> +			reg = <0 0x01dc4000 0 0x24000>;
> +			interrupts = <GIC_SPI 272 IRQ_TYPE_LEVEL_HIGH>;
> +			#dma-cells = <1>;
> +			qcom,ee = <0>;
> +			qcom,controlled-remotely;
> +			iommus = <&apps_smmu 0x594 0x0011>,
> +				 <&apps_smmu 0x596 0x0011>;
> +		};
> +
> +		crypto: crypto@...a000 {
> +			compatible = "qcom,sm8350-qce", "qcom,sm8150-qce", "qcom,qce";
> +			reg = <0 0x01dfa000 0 0x6000>;
> +			dmas = <&cryptobam 4>, <&cryptobam 5>;
> +			dma-names = "rx", "tx";
> +			iommus = <&apps_smmu 0x594 0x0011>,
> +				 <&apps_smmu 0x596 0x0011>;
> +			interconnects = <&aggre2_noc MASTER_CRYPTO &mc_virt SLAVE_EBI1>;
> +			interconnect-names = "memory";

We switched to #interconnect-cells = <2> (since commit 4f287e31ff5f), so maybe #include
dt-bindings/interconnect/qcom,icc.h and add the tags.

BR,
Georgi

> +		};
> +
>   		ipa: ipa@...0000 {
>   			compatible = "qcom,sm8350-ipa";
>