linux-kernel - Re: [PATCH 16/16] arm64: dts: qcom: sm8150: Add ADSP, CDSP, MPSS and SLPI remoteprocs

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Date:   Mon, 16 Dec 2019 16:19:34 -0800
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Sibi Sankar <sibis@...eaurora.org>
Cc:     jhugo@...eaurora.org, robh+dt@...nel.org, jonathan@...ek.ca,
        ohad@...ery.com, mark.rutland@....com, p.zabel@...gutronix.de,
        linux-arm-msm@...r.kernel.org, linux-remoteproc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        agross@...nel.org
Subject: Re: [PATCH 16/16] arm64: dts: qcom: sm8150: Add ADSP, CDSP, MPSS and
 SLPI remoteprocs

On Mon 18 Nov 13:44 PST 2019, Sibi Sankar wrote:

> Add ADSP, CDSP, MPSS and SLPI device tree nodes for SM8150 SoC.
> 
> Signed-off-by: Sibi Sankar <sibis@...eaurora.org>
> ---
>  arch/arm64/boot/dts/qcom/sm8150-mtp.dts |  12 +++
>  arch/arm64/boot/dts/qcom/sm8150.dtsi    | 135 ++++++++++++++++++++++++
>  2 files changed, 147 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8150-mtp.dts b/arch/arm64/boot/dts/qcom/sm8150-mtp.dts
> index aa5de42fcae45..4d9bb8145dbba 100644
> --- a/arch/arm64/boot/dts/qcom/sm8150-mtp.dts
> +++ b/arch/arm64/boot/dts/qcom/sm8150-mtp.dts
> @@ -348,6 +348,18 @@
>  	};
>  };
>  
> +&adsp_pas {
> +	status = "okay";
> +};
> +
> +&cdsp_pas {
> +	status = "okay";
> +};
> +
> +&slpi_pas {
> +	status = "okay";
> +};
> +
>  &qupv3_id_1 {
>  	status = "okay";
>  };
> diff --git a/arch/arm64/boot/dts/qcom/sm8150.dtsi b/arch/arm64/boot/dts/qcom/sm8150.dtsi
> index 98a96fd1d6117..58f4ce95bd966 100644
> --- a/arch/arm64/boot/dts/qcom/sm8150.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8150.dtsi
> @@ -5,6 +5,8 @@
>   */
>  
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/clock/qcom,gcc-sm8150.h>
> +#include <dt-bindings/power/qcom-aoss-qmp.h>
>  #include <dt-bindings/power/qcom-rpmpd.h>
>  #include <dt-bindings/soc/qcom,rpmh-rsc.h>
>  #include <dt-bindings/clock/qcom,rpmh.h>
> @@ -278,6 +280,139 @@
>  		};
>  	};
>  
> +	adsp_pas: remoteproc-adsp {

Please move this in under /soc, name it "remoteproc" and slap a reg = <>
on it. Even if qcom,*-pas doesn't use the information I find it look
better in the DT and it becomes more consistent between PAS and non-PAS
targets.

Regards,
Bjorn