linux-kernel - [PATCH] arm64: dts: qcom: sc7280: Enable download mode register write

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Message-ID: <20240705115814.1422995-1-quic_mojha@quicinc.com>
Date: Fri, 5 Jul 2024 17:28:14 +0530
From: Mukesh Ojha <quic_mojha@...cinc.com>
To: <andersson@...nel.org>, <konrad.dybcio@...aro.org>, <robh@...nel.org>,
        <krzk+dt@...nel.org>, <conor+dt@...nel.org>
CC: <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, Mukesh Ojha <quic_mojha@...cinc.com>
Subject: [PATCH] arm64: dts: qcom: sc7280: Enable download mode register write

Enable download mode setting for sc7280 which can help collect
ramdump for this SoC.

Signed-off-by: Mukesh Ojha <quic_mojha@...cinc.com>
---
 arch/arm64/boot/dts/qcom/sc7280.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index fc9ec367e3a5..e17c4c2401ac 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -710,6 +710,7 @@
 	firmware {
 		scm: scm {
 			compatible = "qcom,scm-sc7280", "qcom,scm";
+			qcom,dload-mode = <&tcsr 0x13000>;
 		};
 	};
 
-- 
2.7.4