diff --git a/arch/arm/boot/dts/nxp/ls/ls1021a-twr.dts b/arch/arm/boot/dts/nxp/ls/ls1021a-twr.dts
index 7341945de3ce..ca5c66c066db 100644
--- a/arch/arm/boot/dts/nxp/ls/ls1021a-twr.dts
+++ b/arch/arm/boot/dts/nxp/ls/ls1021a-twr.dts
@@ -61,6 +61,7 @@ simple-audio-card,codec {
 
 	panel: panel {
 		compatible = "nec,nl4827hc19-05b";
+		power-supply = <&reg_3p3v>;
 
 		port {
 			panel_in: endpoint {