[PATCH V7 1/2] arm64: dts: qcom: ipq9574: Enable the download mode support

Poovendhan Selvaraj quic_poovendh at quicinc.com
Thu May 11 00:58:13 PDT 2023


Enable the support for download mode to collect the crashdumps if
system crashes, to debug crashes extensively.

Signed-off-by: Poovendhan Selvaraj <quic_poovendh at quicinc.com>
---
 arch/arm64/boot/dts/qcom/ipq9574.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
index e2d934fe18c2..ee85258da066 100644
--- a/arch/arm64/boot/dts/qcom/ipq9574.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
@@ -69,6 +69,13 @@
 		};
 	};
 
+	firmware {
+		scm {
+			compatible = "qcom,scm-ipq9574", "qcom,scm";
+			qcom,dload-mode = <&tcsr 0x6100>;
+		};
+	};
+
 	memory at 40000000 {
 		device_type = "memory";
 		/* We expect the bootloader to fill in the size */
@@ -136,6 +143,11 @@
 			#power-domain-cells = <1>;
 		};
 
+		tcsr: syscon at 1937000 {
+			compatible = "qcom,tcsr-ipq9574", "syscon";
+			reg = <0x01937000 0x21000>;
+		};
+
 		sdhc_1: mmc at 7804000 {
 			compatible = "qcom,ipq9574-sdhci", "qcom,sdhci-msm-v5";
 			reg = <0x07804000 0x1000>, <0x07805000 0x1000>;
-- 
2.17.1




More information about the linux-arm-kernel mailing list