diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-bonnell.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-bonnell.dts
index 2f5d4075a64a..a37399ff3cea 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-bonnell.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-bonnell.dts
@@ -277,15 +277,11 @@ max31785@52 {
 		#size-cells = <0>;
 
 		fan0: fan@0 {
-			compatible = "pmbus-fan";
 			reg = <0>;
-			tach-pulses = <2>;
 		};
 
 		fan1: fan@1 {
-			compatible = "pmbus-fan";
 			reg = <1>;
-			tach-pulses = <2>;
 		};
 	};
 
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-everest.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-everest.dts
index 9f144f527f03..5a0975d52492 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-everest.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-everest.dts
@@ -2066,27 +2066,19 @@ max31785@52 {
 				reg = <0x52>;
 
 				fan@0 {
-					compatible = "pmbus-fan";
 					reg = <0>;
-					tach-pulses = <2>;
 				};
 
 				fan@1 {
-					compatible = "pmbus-fan";
 					reg = <1>;
-					tach-pulses = <2>;
 				};
 
 				fan@2 {
-					compatible = "pmbus-fan";
 					reg = <2>;
-					tach-pulses = <2>;
 				};
 
 				fan@3 {
-					compatible = "pmbus-fan";
 					reg = <3>;
-					tach-pulses = <2>;
 				};
 			};
 
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-rainier.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-rainier.dts
index c5fb5d410001..e90421bf7e3a 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-rainier.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-rainier.dts
@@ -1080,39 +1080,27 @@ max: max31785@52 {
 		#size-cells = <0>;
 
 		fan0: fan@0 {
-			compatible = "pmbus-fan";
 			reg = <0>;
-			tach-pulses = <2>;
 		};
 
 		fan1: fan@1 {
-			compatible = "pmbus-fan";
 			reg = <1>;
-			tach-pulses = <2>;
 		};
 
 		fan2: fan@2 {
-			compatible = "pmbus-fan";
 			reg = <2>;
-			tach-pulses = <2>;
 		};
 
 		fan3: fan@3 {
-			compatible = "pmbus-fan";
 			reg = <3>;
-			tach-pulses = <2>;
 		};
 
 		fan4: fan@4 {
-			compatible = "pmbus-fan";
 			reg = <4>;
-			tach-pulses = <2>;
 		};
 
 		fan5: fan@5 {
-			compatible = "pmbus-fan";
 			reg = <5>;
-			tach-pulses = <2>;
 		};
 	};
 
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-opp-tacoma.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-opp-tacoma.dts
index b31eb8e58c6b..6fe7023599e8 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-opp-tacoma.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-opp-tacoma.dts
@@ -481,55 +481,19 @@ max31785@52 {
 		#size-cells = <0>;
 
 		fan@0 {
-			compatible = "pmbus-fan";
 			reg = <0>;
-			tach-pulses = <2>;
-			maxim,fan-rotor-input = "tach";
-			maxim,fan-pwm-freq = <25000>;
-			maxim,fan-dual-tach;
-			maxim,fan-no-watchdog;
-			maxim,fan-no-fault-ramp;
-			maxim,fan-ramp = <2>;
-			maxim,fan-fault-pin-mon;
 		};
 
 		fan@1 {
-			compatible = "pmbus-fan";
 			reg = <1>;
-			tach-pulses = <2>;
-			maxim,fan-rotor-input = "tach";
-			maxim,fan-pwm-freq = <25000>;
-			maxim,fan-dual-tach;
-			maxim,fan-no-watchdog;
-			maxim,fan-no-fault-ramp;
-			maxim,fan-ramp = <2>;
-			maxim,fan-fault-pin-mon;
 		};
 
 		fan@2 {
-			compatible = "pmbus-fan";
 			reg = <2>;
-			tach-pulses = <2>;
-			maxim,fan-rotor-input = "tach";
-			maxim,fan-pwm-freq = <25000>;
-			maxim,fan-dual-tach;
-			maxim,fan-no-watchdog;
-			maxim,fan-no-fault-ramp;
-			maxim,fan-ramp = <2>;
-			maxim,fan-fault-pin-mon;
 		};
 
 		fan@3 {
-			compatible = "pmbus-fan";
 			reg = <3>;
-			tach-pulses = <2>;
-			maxim,fan-rotor-input = "tach";
-			maxim,fan-pwm-freq = <25000>;
-			maxim,fan-dual-tach;
-			maxim,fan-no-watchdog;
-			maxim,fan-no-fault-ramp;
-			maxim,fan-ramp = <2>;
-			maxim,fan-fault-pin-mon;
 		};
 	};