diff --git a/src/mainboard/google/beltino/devicetree.cb b/src/mainboard/google/beltino/devicetree.cb
index 18ec581fc0..cdaab35b54 100644
--- a/src/mainboard/google/beltino/devicetree.cb
+++ b/src/mainboard/google/beltino/devicetree.cb
@@ -79,11 +79,11 @@ chip northbridge/intel/haswell
 				end
 				chip superio/ite/it8772f
 					# Skip keyboard init
-					register "skip_keyboard" = "1"
+					register "skip_keyboard" = "true"
 					# Enable PECI on TMPIN3
 					register "peci_tmpin" = "3"
 					# Enable FAN2
-					register "fan2_enable" = "1"
+					register "fan2_enable" = "true"
 
 					device pnp 2e.0 off end # FDC
 					device pnp 2e.1 on # Serial Port 1
diff --git a/src/mainboard/google/jecht/devicetree.cb b/src/mainboard/google/jecht/devicetree.cb
index 59cf071629..1bf8a2aefb 100644
--- a/src/mainboard/google/jecht/devicetree.cb
+++ b/src/mainboard/google/jecht/devicetree.cb
@@ -73,7 +73,7 @@ chip soc/intel/broadwell
 				end
 				chip superio/ite/it8772f
 					# Skip keyboard init
-					register "skip_keyboard" = "1"
+					register "skip_keyboard" = "true"
 					# Enable PECI on TMPIN3
 					register "peci_tmpin" = "3"
 					# Disable use of TMPIN1
@@ -81,7 +81,7 @@ chip soc/intel/broadwell
 					# Enable Thermal Diode on TMPIN2
 					register "tmpin2_mode" = "1"
 					# Enable FAN2
-					register "fan2_enable" = "1"
+					register "fan2_enable" = "true"
 					# Default FAN2 speed
 					register "fan2_speed" = "0x4d"
 
diff --git a/src/mainboard/samsung/stumpy/devicetree.cb b/src/mainboard/samsung/stumpy/devicetree.cb
index 10aeb44127..b348f140cc 100644
--- a/src/mainboard/samsung/stumpy/devicetree.cb
+++ b/src/mainboard/samsung/stumpy/devicetree.cb
@@ -69,11 +69,11 @@ chip northbridge/intel/sandybridge
 					# Enable GPIO52 as USBPWRON1#
 					register "gpio_set5" = "0x06"
 					# Skip keyboard init
-					register "skip_keyboard" = "1"
+					register "skip_keyboard" = "true"
 					# Enable PECI on TMPIN3
 					register "peci_tmpin" = "3"
 					# Enable FAN3
-					register "fan3_enable" = "1"
+					register "fan3_enable" = "true"
 
 					device pnp 2e.0 off end # FDC
 					device pnp 2e.1 on # Serial Port 1
diff --git a/src/superio/ite/it8772f/chip.h b/src/superio/ite/it8772f/chip.h
index 19f1f7d6aa..eb3ccd2a97 100644
--- a/src/superio/ite/it8772f/chip.h
+++ b/src/superio/ite/it8772f/chip.h
@@ -4,6 +4,8 @@
 #define SUPERIO_ITE_IT8772F_CHIP_H
 
 #include <device/device.h>
+#include <types.h>
+
 #include "it8772f.h"
 
 struct superio_ite_it8772f_config {
@@ -15,7 +17,7 @@ struct superio_ite_it8772f_config {
 	u8 gpio_set5;
 	u8 gpio_set6;
 
-	u8 skip_keyboard;
+	bool skip_keyboard;
 
 	/*
 	 * Enable external temperature sensor to use PECI GetTemp()
@@ -32,9 +34,9 @@ struct superio_ite_it8772f_config {
 	/*
 	 * Enable a FAN for software control.
 	 */
-	u8 fan1_enable;
-	u8 fan2_enable;
-	u8 fan3_enable;
+	bool fan1_enable;
+	bool fan2_enable;
+	bool fan3_enable;
 
 	/*
 	 * Default FAN speed