diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-catalina.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-catalina.dts
index c151984289bc..d5d99a945ee4 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-catalina.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-catalina.dts
@@ -198,6 +198,12 @@ i2c0mux0ch0: i2c@0 {
 			#address-cells = <1>;
 			#size-cells = <0>;
 			reg = <0>;
+
+			// IOB0 NIC0 TEMP
+			temperature-sensor@1f {
+				compatible = "ti,tmp421";
+				reg = <0x1f>;
+			};
 		};
 		i2c0mux0ch1: i2c@1 {
 			#address-cells = <1>;
@@ -208,6 +214,12 @@ i2c0mux0ch2: i2c@2 {
 			#address-cells = <1>;
 			#size-cells = <0>;
 			reg = <2>;
+
+			// IOB0 NIC1 TEMP
+			temperature-sensor@1f {
+				compatible = "ti,tmp421";
+				reg = <0x1f>;
+			};
 		};
 		i2c0mux0ch3: i2c@3 {
 			#address-cells = <1>;
@@ -299,6 +311,12 @@ i2c0mux3ch0: i2c@0 {
 			#address-cells = <1>;
 			#size-cells = <0>;
 			reg = <0>;
+
+			// IOB1 NIC0 TEMP
+			temperature-sensor@1f {
+				compatible = "ti,tmp421";
+				reg = <0x1f>;
+			};
 		};
 		i2c0mux3ch1: i2c@1 {
 			#address-cells = <1>;
@@ -309,6 +327,12 @@ i2c0mux3ch2: i2c@2 {
 			#address-cells = <1>;
 			#size-cells = <0>;
 			reg = <2>;
+
+			// IOB1 NIC1 TEMP
+			temperature-sensor@1f {
+				compatible = "ti,tmp421";
+				reg = <0x1f>;
+			};
 		};
 		i2c0mux3ch3: i2c@3 {
 			#address-cells = <1>;