diff --git a/qcom/lahaina-thermal-modem.dtsi b/qcom/lahaina-thermal-modem.dtsi
index 2f48298963ba..7b2e96e53b83 100644
--- a/qcom/lahaina-thermal-modem.dtsi
+++ b/qcom/lahaina-thermal-modem.dtsi
@@ -421,4 +421,46 @@
 			};
 		};
 	};
+
+	mdmss-1-step {
+		polling-delay-passive = <0>;
+		polling-delay = <0>;
+		thermal-governor = "step_wise";
+		thermal-sensors = <&tsens1 9>;
+		trips {
+			mdmss1_config: active-config0 {
+				temperature = <100000>;
+				hysteresis = <10000>;
+				type = "passive";
+			};
+		};
+
+		cooling-maps {
+			mdmss1_cdev {
+				trip = <&mdmss1_config>;
+				cooling-device = <&modem_tj 3 3>;
+			};
+		};
+	};
+
+	mdmss-2-step {
+		polling-delay-passive = <0>;
+		polling-delay = <0>;
+		thermal-governor = "step_wise";
+		thermal-sensors = <&tsens1 10>;
+		trips {
+			mdmss2_config: active-config0 {
+				temperature = <100000>;
+				hysteresis = <10000>;
+				type = "passive";
+			};
+		};
+
+		cooling-maps {
+			mdmss2_cdev {
+				trip = <&mdmss2_config>;
+				cooling-device = <&modem_tj 3 3>;
+			};
+		};
+	};
 };