Re: [PATCH v2 11/12] ARM: dts: qcom: Add rpm-proc node for SMD platforms

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On 8.06.2023 09:10, Stephan Gerhold wrote:
> Rather than having the RPM SMD channels as the only child of a dummy
> SMD node, switch to representing the RPM as remoteproc like all the
> other remoteprocs (WCNSS, modem DSP).
> 
> This allows assigning additional subdevices to it like the MPM
> interrupt-controller or rpm-master-stats.
> 
> Signed-off-by: Stephan Gerhold <stephan@xxxxxxxxxxx>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>

Konrad
>  arch/arm/boot/dts/qcom-apq8084.dtsi |  6 ++---
>  arch/arm/boot/dts/qcom-msm8226.dtsi | 38 ++++++++++++++++----------------
>  arch/arm/boot/dts/qcom-msm8974.dtsi | 44 ++++++++++++++++++-------------------
>  3 files changed, 44 insertions(+), 44 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/qcom-apq8084.dtsi b/arch/arm/boot/dts/qcom-apq8084.dtsi
> index 8f178bc87e1d..2b1f9d0fb510 100644
> --- a/arch/arm/boot/dts/qcom-apq8084.dtsi
> +++ b/arch/arm/boot/dts/qcom-apq8084.dtsi
> @@ -784,10 +784,10 @@ spmi_bus: spmi@fc4cf000 {
>  		};
>  	};
>  
> -	smd {
> -		compatible = "qcom,smd";
> +	rpm: remoteproc {
> +		compatible = "qcom,apq8084-rpm-proc", "qcom,rpm-proc";
>  
> -		rpm {
> +		smd-edge {
>  			interrupts = <GIC_SPI 168 IRQ_TYPE_EDGE_RISING>;
>  			qcom,ipc = <&apcs 8 0>;
>  			qcom,smd-edge = <15>;
> diff --git a/arch/arm/boot/dts/qcom-msm8226.dtsi b/arch/arm/boot/dts/qcom-msm8226.dtsi
> index a3a9162e9c28..a3e8d023d0e6 100644
> --- a/arch/arm/boot/dts/qcom-msm8226.dtsi
> +++ b/arch/arm/boot/dts/qcom-msm8226.dtsi
> @@ -53,26 +53,10 @@ pmu {
>  					 IRQ_TYPE_LEVEL_HIGH)>;
>  	};
>  
> -	reserved-memory {
> -		#address-cells = <1>;
> -		#size-cells = <1>;
> -		ranges;
> -
> -		smem_region: smem@3000000 {
> -			reg = <0x3000000 0x100000>;
> -			no-map;
> -		};
> -
> -		adsp_region: adsp@dc00000 {
> -			reg = <0x0dc00000 0x1900000>;
> -			no-map;
> -		};
> -	};
> -
> -	smd {
> -		compatible = "qcom,smd";
> +	rpm: remoteproc {
> +		compatible = "qcom,msm8226-rpm-proc", "qcom,rpm-proc";
>  
> -		rpm {
> +		smd-edge {
>  			interrupts = <GIC_SPI 168 IRQ_TYPE_EDGE_RISING>;
>  			qcom,ipc = <&apcs 8 0>;
>  			qcom,smd-edge = <15>;
> @@ -120,6 +104,22 @@ rpmpd_opp_super_turbo: opp6 {
>  		};
>  	};
>  
> +	reserved-memory {
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		ranges;
> +
> +		smem_region: smem@3000000 {
> +			reg = <0x3000000 0x100000>;
> +			no-map;
> +		};
> +
> +		adsp_region: adsp@dc00000 {
> +			reg = <0x0dc00000 0x1900000>;
> +			no-map;
> +		};
> +	};
> +
>  	smem {
>  		compatible = "qcom,smem";
>  
> diff --git a/arch/arm/boot/dts/qcom-msm8974.dtsi b/arch/arm/boot/dts/qcom-msm8974.dtsi
> index 58e144957c5d..0a5b5ecb5dfa 100644
> --- a/arch/arm/boot/dts/qcom-msm8974.dtsi
> +++ b/arch/arm/boot/dts/qcom-msm8974.dtsi
> @@ -113,6 +113,28 @@ pmu {
>  		interrupts = <GIC_PPI 7 0xf04>;
>  	};
>  
> +	rpm: remoteproc {
> +		compatible = "qcom,msm8974-rpm-proc", "qcom,rpm-proc";
> +
> +		smd-edge {
> +			interrupts = <GIC_SPI 168 IRQ_TYPE_EDGE_RISING>;
> +			qcom,ipc = <&apcs 8 0>;
> +			qcom,smd-edge = <15>;
> +
> +			rpm_requests: rpm-requests {
> +				compatible = "qcom,rpm-msm8974";
> +				qcom,smd-channels = "rpm_requests";
> +
> +				rpmcc: clock-controller {
> +					compatible = "qcom,rpmcc-msm8974", "qcom,rpmcc";
> +					#clock-cells = <1>;
> +					clocks = <&xo_board>;
> +					clock-names = "xo";
> +				};
> +			};
> +		};
> +	};
> +
>  	reserved-memory {
>  		#address-cells = <1>;
>  		#size-cells = <1>;
> @@ -293,28 +315,6 @@ wcnss_smsm: wcnss@7 {
>  		};
>  	};
>  
> -	smd {
> -		compatible = "qcom,smd";
> -
> -		rpm {
> -			interrupts = <GIC_SPI 168 IRQ_TYPE_EDGE_RISING>;
> -			qcom,ipc = <&apcs 8 0>;
> -			qcom,smd-edge = <15>;
> -
> -			rpm_requests: rpm-requests {
> -				compatible = "qcom,rpm-msm8974";
> -				qcom,smd-channels = "rpm_requests";
> -
> -				rpmcc: clock-controller {
> -					compatible = "qcom,rpmcc-msm8974", "qcom,rpmcc";
> -					#clock-cells = <1>;
> -					clocks = <&xo_board>;
> -					clock-names = "xo";
> -				};
> -			};
> -		};
> -	};
> -
>  	soc: soc {
>  		#address-cells = <1>;
>  		#size-cells = <1>;
> 



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