diff --git a/boards/arm/mimx8mp_evk/mimx8mp_evk_ddr.dts b/boards/arm/mimx8mp_evk/mimx8mp_evk_ddr.dts
index d068bd2f31d..5273c4fcaa5 100644
--- a/boards/arm/mimx8mp_evk/mimx8mp_evk_ddr.dts
+++ b/boards/arm/mimx8mp_evk/mimx8mp_evk_ddr.dts
@@ -30,3 +30,7 @@
 &gpio3 {
 	status = "okay";
 };
+
+&mailbox0 {
+	status = "okay";
+};
diff --git a/boards/arm/mimx8mp_evk/mimx8mp_evk_itcm.dts b/boards/arm/mimx8mp_evk/mimx8mp_evk_itcm.dts
index ff35b0d0350..9df4cac3b8c 100644
--- a/boards/arm/mimx8mp_evk/mimx8mp_evk_itcm.dts
+++ b/boards/arm/mimx8mp_evk/mimx8mp_evk_itcm.dts
@@ -30,3 +30,7 @@
 &gpio3 {
 	status = "okay";
 };
+
+&mailbox0 {
+	status = "okay";
+};