Re: [PATCH v6 08/11] arm64: dts: qcom: sm8150: Add Crypto Engine support

Konrad Dybcio
2023-04-06T13:58:38Z

On 5.04.2023 09:28, Bhupesh Sharma wrote:
> Add crypto engine (CE) and CE BAM related nodes and definitions to
> 'sm8150.dtsi'.
>
> Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
> ---
> arch/arm64/boot/dts/qcom/sm8150.dtsi | 22 ++++++++++++++++++++++
> 1 file changed, 22 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sm8150.dtsi b/arch/arm64/boot/dts/qcom/sm8150.dtsi
> index 9491be4a6bf0..c104d0b12dc6 100644
> --- a/arch/arm64/boot/dts/qcom/sm8150.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8150.dtsi
> @@ -2081,6 +2081,28 @@ ufs_mem_phy_lanes: phy@1d87400 {
> };
> };
>
> + cryptobam: dma-controller@1dc4000 {
> + 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 0x514 0x0011>,
> + <&apps_smmu 0x516 0x0011>;
> + };
> +
> + crypto: crypto@1dfa000 {
> + compatible = "qcom,sm8150-qce", "qcom,qce";
> + reg = <0 0x01dfa000 0 0x6000>;
> + dmas = <&cryptobam 4>, <&cryptobam 5>;
> + dma-names = "rx", "tx";
> + iommus = <&apps_smmu 0x514 0x0011>,
> + <&apps_smmu 0x516 0x0011>;
Downstream uses these (sid, mask) combos:

qcedev:
0x0506 0x0011
0x0516 0x0011 // equal to 0x506 0x11

qcom_cedev_ns_cb:
0x512 0
0x518 0
0x519 0
0x51f 0

Shouldn't we use them too?

Konrad

> + interconnects = <&aggre2_noc MASTER_CRYPTO_CORE_0 &mc_virt SLAVE_EBI_CH0>;
> + interconnect-names = "memory";
> + };
> +
> tcsr_mutex: hwlock@1f40000 {
> compatible = "qcom,tcsr-mutex";
> reg = <0x0 0x01f40000 0x0 0x20000>;