linux-kernel - Re: [PATCH 2/2] arm64: dts: qcom: sm8450: Add IMEM and PIL info region

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Message-ID: <68f6f309-3a8b-de63-14fd-7d14f94015cb@linaro.org>
Date:   Fri, 3 Feb 2023 18:51:26 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Mukesh Ojha <quic_mojha@...cinc.com>, agross@...nel.org,
        andersson@...nel.org, konrad.dybcio@...aro.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] arm64: dts: qcom: sm8450: Add IMEM and PIL info
 region

On 03/02/2023 18:04, Mukesh Ojha wrote:
> Add a simple-mfd representing IMEM on SM8450 and define the PIL
> relocation info region, so that post mortem tools will be able
> to locate the loaded remoteprocs.
> 
> Signed-off-by: Mukesh Ojha <quic_mojha@...cinc.com>
> ---
>  arch/arm64/boot/dts/qcom/sm8450.dtsi | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
> index 5704750..474ea1b 100644
> --- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
> @@ -3536,6 +3536,21 @@
>  			};
>  		};
>  
> +		sram@...aa000 {

I don't think it's correct location - sorted.

> +			compatible = "qcom,sm8450-imem", "syscon", "simple-mfd";
> +			reg = <0 0x146aa000 0 0x1000>;
> +
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +
> +			ranges = <0 0 0x146aa000 0x1000>;

Put ranges after reg.


Best regards,
Krzysztof