diff --git a/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts b/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts
index 1ca5fb707061..fed3d9a384a0 100644
--- a/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts
+++ b/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts
@@ -109,6 +109,11 @@ &sd {
 	status = "okay";
 };
 
+&uart0 {
+	/* for firmware */
+	status = "reserved";
+};
+
 &uart1 {
 	status = "okay";
 };