diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
index 7531ac217c81..6b8fce786963 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
@@ -1160,9 +1160,9 @@ gpio@22{
 				#gpio-cells = <2>;
 			};
 
-			pwm@23{
+			pwm@2f{
 				compatible = "maxim,max31790";
-				reg = <0x23>;
+				reg = <0x2f>;
 			};
 
 			adc@33 {
@@ -1208,9 +1208,9 @@ gpio@22{
 				#gpio-cells = <2>;
 			};
 
-			pwm@23{
+			pwm@2f{
 				compatible = "maxim,max31790";
-				reg = <0x23>;
+				reg = <0x2f>;
 			};
 
 			adc@33 {