diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
index ec06da7115e4d80ed78441b388494159671cd4bf..e699170f40787cc73887ac5e50db1abc7efe9a26 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
@@ -40,6 +40,15 @@ gpio-keys {
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_keys>;
 
+		wwan_wake {
+			label = "WWAN_WAKE";
+			gpios = <&gpio3 15 GPIO_ACTIVE_LOW>;
+			interrupt-parent = <&gpio3>;
+			interrupts = <15 IRQ_TYPE_LEVEL_LOW>;
+			linux,code = <KEY_PHONE>;
+			wakeup-source;
+		};
+
 		vol-down {
 			label = "VOL_DOWN";
 			gpios = <&gpio1 17 GPIO_ACTIVE_LOW>;