diff --git a/arch/arm/dts/imx7d-smarcfimx7.dts b/arch/arm/dts/imx7d-smarcfimx7.dts
index 0ba5813..da8dd9a 100644
--- a/arch/arm/dts/imx7d-smarcfimx7.dts
+++ b/arch/arm/dts/imx7d-smarcfimx7.dts
@@ -216,7 +216,7 @@
 				 <&clks IMX7D_PLL_ENET_MAIN_250M_CLK>,
 				 <&clks IMX7D_PLL_ENET_MAIN_100M_CLK>;
 	assigned-clock-rates = <0>, <0>, <0>, <100000000>, <250000000>;
-	phy-mode = "rgmii";
+	phy-mode = "rgmii-id";
 	phy-handle = <&ethphy0>;
 	fsl,magic-packet;
 	status = "okay";
@@ -225,14 +225,14 @@
 		#address-cells = <1>;
 		#size-cells = <0>;
 
-		ethphy0: ethernet-phy@6 {
+		ethphy0: ethernet-phy@1 {
 			compatible = "ethernet-phy-ieee802.3-c22";
-			reg = <0>;
+			reg = <1>;
 		};
 
-		ethphy1: ethernet-phy@7 {
+		ethphy1: ethernet-phy@2 {
 			compatible = "ethernet-phy-ieee802.3-c22";
-			reg = <1>;
+			reg = <2>;
 		};
 	};
 };
@@ -249,7 +249,7 @@
 				 <&clks IMX7D_PLL_ENET_MAIN_250M_CLK>,
 				 <&clks IMX7D_PLL_ENET_MAIN_100M_CLK>;
 	assigned-clock-rates = <0>, <0>, <0>, <100000000>, <250000000>;
-	phy-mode = "rgmii";
+	phy-mode = "rgmii-id";
 	phy-handle = <&ethphy1>;
 	fsl,magic-packet;
 	status = "okay";
diff --git a/arch/arm/dts/imx7s-smarcfimx7.dts b/arch/arm/dts/imx7s-smarcfimx7.dts
index a47fc4b..1c8ee98 100644
--- a/arch/arm/dts/imx7s-smarcfimx7.dts
+++ b/arch/arm/dts/imx7s-smarcfimx7.dts
@@ -190,9 +190,9 @@
 		#address-cells = <1>;
 		#size-cells = <0>;
 
-		ethphy0: ethernet-phy@6 {
+		ethphy0: ethernet-phy@1 {
 			compatible = "ethernet-phy-ieee802.3-c22";
-			reg = <0>;
+			reg = <1>;
 		};
 	};
 };
diff --git a/include/configs/smarcfimx7.h b/include/configs/smarcfimx7.h
index 868a764..48c7daf 100644
--- a/include/configs/smarcfimx7.h
+++ b/include/configs/smarcfimx7.h
@@ -35,15 +35,15 @@
 #define CONFIG_FEC_XCV_TYPE             RGMII
 #define CONFIG_FEC_ENET_DEV		0
 
-#define CONFIG_PHY_ATHEROS
+#define CONFIG_PHY_REALTEK
 /* ENET1 */
 #if (CONFIG_FEC_ENET_DEV == 0)
 #define IMX_FEC_BASE			ENET_IPS_BASE_ADDR
-#define CONFIG_FEC_MXC_PHYADDR          0x6
+#define CONFIG_FEC_MXC_PHYADDR          0x1
 #define CONFIG_ETHPRIME                 "eth0"
 #elif (CONFIG_FEC_ENET_DEV == 1)
 #define IMX_FEC_BASE			ENET2_IPS_BASE_ADDR
-#define CONFIG_FEC_MXC_PHYADDR          0x7
+#define CONFIG_FEC_MXC_PHYADDR          0x2
 #define CONFIG_ETHPRIME                 "eth1"
 #endif