diff --git a/src/mainboard/gigabyte/ga-945gcm-s2l/devicetree.cb b/src/mainboard/gigabyte/ga-945gcm-s2l/devicetree.cb
index a99384870c..655065a2d9 100644
--- a/src/mainboard/gigabyte/ga-945gcm-s2l/devicetree.cb
+++ b/src/mainboard/gigabyte/ga-945gcm-s2l/devicetree.cb
@@ -108,6 +108,31 @@ chip northbridge/intel/i945
 			device pci 1f.0 on # LPC bridge
 				ioapic_irq 2 INTA 0x10
 				chip superio/ite/it8718f # Super I/O
+					register "TMPIN1" = "THERMAL_RESISTOR"
+					register "TMPIN2" = "THERMAL_RESISTOR"
+					register "TMPIN3" = "THERMAL_DIODE"
+					register "ec.vin_mask" = "VIN_ALL"
+
+					register "FAN1.mode" = "FAN_SMART_AUTOMATIC"
+					register "FAN1.smart.tmpin" = "3"
+					register "FAN1.smart.tmp_off" = "30"
+					register "FAN1.smart.tmp_start" = "35"
+					register "FAN1.smart.tmp_full" = "75"
+					register "FAN1.smart.tmp_delta" = "3"
+					register "FAN1.smart.smoothing" = "1"
+					register "FAN1.smart.pwm_start" = "0"
+					register "FAN1.smart.slope" = "10"
+
+					register "FAN2.mode" = "FAN_SMART_AUTOMATIC"
+					register "FAN2.smart.tmpin" = "3"
+					register "FAN2.smart.tmp_off" = "30"
+					register "FAN2.smart.tmp_start" = "35"
+					register "FAN2.smart.tmp_full" = "75"
+					register "FAN2.smart.tmp_delta" = "3"
+					register "FAN2.smart.smoothing" = "1"
+					register "FAN2.smart.pwm_start" = "0"
+					register "FAN2.smart.slope" = "10"
+
 					device pnp 2e.0 off end # Floppy
 					device pnp 2e.1 on # COM1
 						io 0x60 = 0x3f8