linux-kernel - [PATCH v2 4/5] arm64: dts: qcom: sm6125-xiaomi-ginkgo: Enable debug UART

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Message-Id: <20260121-xiaomi-ginkgo-features-v2-4-fb3ee94922d0@gmail.com>
Date: Wed, 21 Jan 2026 13:26:20 +0000
From: Biswapriyo Nath <nathbappai@...il.com>
To: Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, ~postmarketos/upstreaming@...ts.sr.ht, 
 phone-devel@...r.kernel.org, Biswapriyo Nath <nathbappai@...il.com>, 
 Konrad Dybcio <konrad.dybcio@....qualcomm.com>, 
 Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
Subject: [PATCH v2 4/5] arm64: dts: qcom: sm6125-xiaomi-ginkgo: Enable
 debug UART

Enable the debug uart node in xiaomi ginkgo exposed as test points.

Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
Signed-off-by: Biswapriyo Nath <nathbappai@...il.com>
---
 arch/arm64/boot/dts/qcom/sm6125-xiaomi-ginkgo-common.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm6125-xiaomi-ginkgo-common.dtsi b/arch/arm64/boot/dts/qcom/sm6125-xiaomi-ginkgo-common.dtsi
index 6e0333378..9a5918abc 100644
--- a/arch/arm64/boot/dts/qcom/sm6125-xiaomi-ginkgo-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm6125-xiaomi-ginkgo-common.dtsi
@@ -26,6 +26,10 @@ / {
 
 	qcom,msm-id = <QCOM_ID_SM6125 0x10000>;
 
+	aliases {
+		serial0 = &uart4;
+	};
+
 	chosen {
 		#address-cells = <2>;
 		#size-cells = <2>;
@@ -120,6 +124,10 @@ &pon_resin {
 	status = "okay";
 };
 
+&qupv3_id_0 {
+	status = "okay";
+};
+
 &rpm_requests {
 	regulators-0 {
 		compatible = "qcom,rpm-pm6125-regulators";
@@ -296,6 +304,10 @@ &tlmm {
 	gpio-reserved-ranges = <0 4>, <30 4>;
 };
 
+&uart4 {
+	status = "okay";
+};
+
 &usb3 {
 	status = "okay";
 };

-- 
2.52.0