diff --git a/arch/arm/dts/k3-j721e-common-proc-board.dts b/arch/arm/dts/k3-j721e-common-proc-board.dts
index b21f597..c978cab 100644
--- a/arch/arm/dts/k3-j721e-common-proc-board.dts
+++ b/arch/arm/dts/k3-j721e-common-proc-board.dts
@@ -31,6 +31,10 @@
 	status = "disabled";
 };
 
+&main_uart0 {
+	power-domains = <&k3_pds 146 TI_SCI_PD_SHARED>;
+};
+
 &main_uart3 {
 	/* UART not brought out */
 	status = "disabled";