diff --git a/arch/arm/boot/dts/imx6dl-phytec-mira-rdk-nand.dts b/arch/arm/boot/dts/imx6dl-phytec-mira-rdk-nand.dts
index a8adcb2ec3fd06cb78dd640b704ec0adb9947509..9f7f9f98139dda536e15c41f504926108110f806 100644
--- a/arch/arm/boot/dts/imx6dl-phytec-mira-rdk-nand.dts
+++ b/arch/arm/boot/dts/imx6dl-phytec-mira-rdk-nand.dts
@@ -15,7 +15,7 @@
 		     "phytec,imx6qdl-pcm058", "fsl,imx6dl";
 
 	chosen {
-		linux,stdout-path = &uart2;
+		stdout-path = &uart2;
 	};
 };
 
diff --git a/arch/arm/boot/dts/imx6q-phytec-mira-rdk-emmc.dts b/arch/arm/boot/dts/imx6q-phytec-mira-rdk-emmc.dts
index 8fdce3c8e5fa2007c1e7fdf471cc99147f2aedec..2e70ea5623c665222940ba702f8d07d900610f33 100644
--- a/arch/arm/boot/dts/imx6q-phytec-mira-rdk-emmc.dts
+++ b/arch/arm/boot/dts/imx6q-phytec-mira-rdk-emmc.dts
@@ -15,7 +15,7 @@
 		     "phytec,imx6qdl-pcm058", "fsl,imx6q";
 
 	chosen {
-		linux,stdout-path = &uart2;
+		stdout-path = &uart2;
 	};
 };
 
diff --git a/arch/arm/boot/dts/imx6q-phytec-mira-rdk-nand.dts b/arch/arm/boot/dts/imx6q-phytec-mira-rdk-nand.dts
index 8afa5ceb7d7c593e81a3a655f6dbd08d5327a18f..65d2e483c1366bfeecfdbeefaf82579f96f4afab 100644
--- a/arch/arm/boot/dts/imx6q-phytec-mira-rdk-nand.dts
+++ b/arch/arm/boot/dts/imx6q-phytec-mira-rdk-nand.dts
@@ -15,7 +15,7 @@
 		     "phytec,imx6qdl-pcm058", "fsl,imx6q";
 
 	chosen {
-		linux,stdout-path = &uart2;
+		stdout-path = &uart2;
 	};
 };
 
diff --git a/arch/arm/boot/dts/imx6qp-phytec-mira-rdk-nand.dts b/arch/arm/boot/dts/imx6qp-phytec-mira-rdk-nand.dts
index 3618e5316bf4f94c494e29f2ed5f630090b6f8f7..f27d7ab42626ab9309c4325425e439287ae96760 100644
--- a/arch/arm/boot/dts/imx6qp-phytec-mira-rdk-nand.dts
+++ b/arch/arm/boot/dts/imx6qp-phytec-mira-rdk-nand.dts
@@ -15,7 +15,7 @@
 		     "phytec,imx6qdl-pcm058", "fsl,imx6qp";
 
 	chosen {
-		linux,stdout-path = &uart2;
+		stdout-path = &uart2;
 	};
 };