Add uart support for QRD4450 for enable uart console.
Signed-off-by: Tengfei Fan <quic_tengfan@xxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sm4450-qrd.dts | 19 +++++++++++++++++--
1 file changed, 17 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/qcom/sm4450-qrd.dts b/arch/arm64/boot/dts/qcom/sm4450-qrd.dts
index 00a1c81ca397..e354bad57a9e 100644
--- a/arch/arm64/boot/dts/qcom/sm4450-qrd.dts
+++ b/arch/arm64/boot/dts/qcom/sm4450-qrd.dts
@@ -10,9 +10,24 @@
model = "Qualcomm Technologies, Inc. SM4450 QRD";
compatible = "qcom,sm4450-qrd", "qcom,sm4450";
- aliases { };
+ aliases {
+ serial0 = &uart7;
+ };
chosen {
- bootargs = "console=hvc0";
+ stdout-path = "serial0:115200n8";
};
};
+
+&qupv3_id_0 {
+ status = "okay";
+};
+
+&tlmm {
+ /* Reserved for other subsystems */
+ gpio-reserved-ranges = <0 4>, <136 1>;
+};
+
+&uart7 {
+ status = "okay";
+};
--
2.17.1
