linux-kernel - Re: [PATCH] arm64: dts: qcom: sm8650: Enable download mode register write

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Message-ID: <20240516131346675-0700.eberman@hu-eberman-lv.qualcomm.com>
Date: Thu, 16 May 2024 13:14:40 -0700
From: Elliot Berman <quic_eberman@...cinc.com>
To: Mukesh Ojha <quic_mojha@...cinc.com>
CC: <andersson@...nel.org>, <konrad.dybcio@...aro.org>, <krzk+dt@...nel.org>,
        <conor+dt@...nel.org>, <robh@...nel.org>,
        <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] arm64: dts: qcom: sm8650: Enable download mode register
 write

On Fri, May 17, 2024 at 01:05:33AM +0530, Mukesh Ojha wrote:
> Enable download mode setting for sm8650 which can help collect
> ramdump for this SoC.
> 
> Signed-off-by: Mukesh Ojha <quic_mojha@...cinc.com>

Reviewed-by: Elliot Berman <quic_eberman@...cinc.com>

> ---
>  arch/arm64/boot/dts/qcom/sm8650.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8650.dtsi b/arch/arm64/boot/dts/qcom/sm8650.dtsi
> index 62a6e77730bc..eb0f20160822 100644
> --- a/arch/arm64/boot/dts/qcom/sm8650.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8650.dtsi
> @@ -371,6 +371,7 @@
>  	firmware {
>  		scm: scm {
>  			compatible = "qcom,scm-sm8650", "qcom,scm";
> +			qcom,dload-mode = <&tcsr 0x19000>;
>  			interconnects = <&aggre2_noc MASTER_CRYPTO QCOM_ICC_TAG_ALWAYS
>  					 &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>;
>  		};
> -- 
> 2.7.4
> 
>