linux-kernel - Re: [PATCH 1/4] dts: arm64: qcom: sdm845: add SLPI remoteproc

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Date:   Sun, 26 Mar 2023 10:56:04 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Dylan Van Assche <me@...anvanassche.be>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     Konrad Dybcio <konrad.dybcio@...aro.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org
Subject: Re: [PATCH 1/4] dts: arm64: qcom: sdm845: add SLPI remoteproc

On 25/03/2023 14:51, Dylan Van Assche wrote:
> Add the SLPI remoteproc to the SDM845 Qualcomm SoC which is responsible
> for exposing the sensors connected to the SoC. The SLPI communicates
> over GLink edge 'dsps' and is similar to other DSPs e.g. ADSP or CDSP.
> This patch allows the SLPI to boot and expose itself over QRTR as
> service 400.
> 
> Signed-off-by: Dylan Van Assche <me@...anvanassche.be>
> ---
>  arch/arm64/boot/dts/qcom/sdm845.dtsi | 37 ++++++++++++++++++++++++++++
>  1 file changed, 37 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> index 2f32179c7d1b..8dcfe6293762 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> @@ -3311,6 +3311,43 @@ glink-edge {
>  			};
>  		};
>  
> +		slpi_pas: remoteproc@...0000 {
> +			compatible = "qcom,sdm845-slpi-pas";
> +			reg = <0 0x5c00000 0 0x4000>;
> +
> +			interrupts-extended = <&intc GIC_SPI 494 IRQ_TYPE_EDGE_RISING>,
> +						<&slpi_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
> +						<&slpi_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
> +						<&slpi_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
> +						<&slpi_smp2p_in 3 IRQ_TYPE_EDGE_RISING>;
> +			interrupt-names = "wdog", "fatal", "ready",
> +						"handover", "stop-ack";
> +
> +			clocks = <&rpmhcc RPMH_CXO_CLK>;
> +			clock-names = "xo";
> +
> +			qcom,qmp = <&aoss_qmp>;
> +
> +			power-domains = <&rpmhpd SDM845_CX>,
> +					<&rpmhpd SDM845_MX>;
> +			power-domain-names = "lcx", "lmx";
> +
> +			memory-region = <&slpi_mem>;
> +
> +			qcom,smem-states = <&slpi_smp2p_out 0>;
> +			qcom,smem-state-names = "stop";
> +
> +			status = "disabled";
> +
> +			glink-edge {
> +				interrupts = <GIC_SPI 170 IRQ_TYPE_EDGE_RISING>;
> +				label = "dsps";
> +				qcom,remote-pid = <3>;
> +				mboxes = <&apss_shared 24>;
> +			};
> +		};
> +
> +

Do not add double blank lines. Same in other patchsets.

Best regards,
Krzysztof