linux-kernel - Re: [PATCH 02/10] arm64: dts: qcom: sdm845: Expand IMEM region

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Message-ID: <fjx7p2ab6c3qvwakrpj3zsjnhvjzwbfszvuwp6edf4rlehxdih@ucovc3r4fdfl>
Date: Fri, 23 May 2025 13:40:33 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Konrad Dybcio <konradybcio@...nel.org>
Cc: Bjorn Andersson <andersson@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        cros-qcom-dts-watchers@...omium.org,
        Sai Prakash Ranjan <quic_saipraka@...cinc.com>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Subject: Re: [PATCH 02/10] arm64: dts: qcom: sdm845: Expand IMEM region

On Fri, May 23, 2025 at 01:18:17AM +0200, Konrad Dybcio wrote:
> From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
> 
> We need more than what is currently described, expand the region to its
> actual boundaries.
> 
> Signed-off-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
> ---
>  arch/arm64/boot/dts/qcom/sdm845.dtsi | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)

Fixes: 948f6161c6ab ("arm64: dts: qcom: sdm845: Add IMEM and PIL info region")

BTW, are you sure about the address? msm-4.9 agrees with the current
one.

> diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> index 3bc8471c658bda987d6fcff3359d63b367148e89..6ee97cfecc705c317164fbba8df426f6be52e932 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> @@ -5081,18 +5081,18 @@ spmi_bus: spmi@...0000 {
>  			#interrupt-cells = <4>;
>  		};
>  
> -		sram@...bf000 {
> +		sram@...80000 {
>  			compatible = "qcom,sdm845-imem", "syscon", "simple-mfd";
> -			reg = <0 0x146bf000 0 0x1000>;
> +			reg = <0 0x14680000 0 0x40000>;
>  
>  			#address-cells = <1>;
>  			#size-cells = <1>;
>  
> -			ranges = <0 0 0x146bf000 0x1000>;
> +			ranges = <0 0 0x14680000 0x40000>;
>  
> -			pil-reloc@94c {
> +			pil-reloc@...4c {
>  				compatible = "qcom,pil-reloc-info";
> -				reg = <0x94c 0xc8>;
> +				reg = <0x3f94c 0xc8>;
>  			};
>  		};
>  
> 
> -- 
> 2.49.0
> 

-- 
With best wishes
Dmitry