Re: [PATCH 2/3] arm64: dts: qcom: sdm660: add device node for the compute PAS

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On 14.05.2022 02:03, Dmitry Baryshkov wrote:
> Add device tree node describing CDSP device found on the SDM660 (but not
> on SDM630) platform.
> 
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
> ---
Lookin' good, but this must be /delete-node/'d on sdm636. Also, I think 660 had a separate smmu for this hw block?

Konrad
>  arch/arm64/boot/dts/qcom/sdm660.dtsi | 68 ++++++++++++++++++++++++++++
>  1 file changed, 68 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sdm660.dtsi b/arch/arm64/boot/dts/qcom/sdm660.dtsi
> index 023b0ac4118c..3b70eff68807 100644
> --- a/arch/arm64/boot/dts/qcom/sdm660.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm660.dtsi
> @@ -9,6 +9,74 @@
>  
>  #include "sdm630.dtsi"
>  
> +/ {
> +	reserved-memory {
> +		/delete-node/ tzbuffer@94a00000;
> +
> +		cdsp_region: cdsp@94a00000 {
> +			reg = <0x0 0x94a00000 0x0 0x600000>;
> +			no-map;
> +		};
> +
> +	};
> +
> +	smp2p-cdsp {
> +		compatible = "qcom,smp2p";
> +		qcom,smem = <94>, <432>;
> +		interrupts = <GIC_SPI 514 IRQ_TYPE_EDGE_RISING>;
> +		mboxes = <&apcs_glb 30>;
> +		qcom,local-pid = <0>;
> +		qcom,remote-pid = <5>;
> +
> +		cdsp_smp2p_out: master-kernel {
> +			qcom,entry-name = "master-kernel";
> +			#qcom,smem-state-cells = <1>;
> +		};
> +
> +		cdsp_smp2p_in: slave-kernel {
> +			qcom,entry-name = "slave-kernel";
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +	};
> +
> +	soc {
> +		cdsp_pil: remoteproc@1a300000 {
> +			compatible = "qcom,sdm660-cdsp-pas";
> +			reg = <0x1a300000 0x4040>;
> +
> +			interrupts-extended =
> +				<&intc GIC_SPI 518 IRQ_TYPE_EDGE_RISING>,
> +				<&cdsp_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
> +				<&cdsp_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
> +				<&cdsp_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
> +				<&cdsp_smp2p_in 3 IRQ_TYPE_EDGE_RISING>;
> +			interrupt-names = "wdog", "fatal", "ready",
> +					  "handover", "stop-ack";
> +
> +			clocks = <&rpmcc RPM_SMD_XO_CLK_SRC>;
> +			clock-names = "xo";
> +
> +			memory-region = <&cdsp_region>;
> +			power-domains = <&rpmpd SDM660_VDDCX>;
> +			power-domain-names = "cx";
> +
> +			qcom,smem-states = <&cdsp_smp2p_out 0>;
> +			qcom,smem-state-names = "stop";
> +
> +			glink-edge {
> +				interrupts = <GIC_SPI 513 IRQ_TYPE_EDGE_RISING>;
> +
> +				label = "turing";
> +				mboxes = <&apcs_glb 29>;
> +				qcom,remote-pid = <5>;
> +				#address-cells = <1>;
> +				#size-cells = <0>;
> +			};
> +		};
> +	};
> +};
> +
>  &adreno_gpu {
>  	compatible = "qcom,adreno-512.0", "qcom,adreno";
>  	operating-points-v2 = <&gpu_sdm660_opp_table>;



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