ARM: dts: msm: Set default mem_type for ETR device on SDM845

Set default mem_type to scatter-gather for ETR device.

Change-Id: Ib14f6e6dfd0a1ecfc9845dfc48248c4b1a209ab2
Signed-off-by: Satyajit Desai <sadesai@codeaurora.org>
diff --git a/arch/arm64/boot/dts/qcom/sdm845-coresight.dtsi b/arch/arm64/boot/dts/qcom/sdm845-coresight.dtsi
index 1a0ec0b..17b8981 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-coresight.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845-coresight.dtsi
@@ -265,6 +265,7 @@
 		reg-names = "tmc-base", "bam-base";
 
 		arm,buffer-size = <0x400000>;
+		arm,sg-enable;
 
 		coresight-name = "coresight-tmc-etr";
 		coresight-ctis = <&cti0 &cti8>;