diff --git a/target/linux/ath79/dts/ar7100.dtsi b/target/linux/ath79/dts/ar7100.dtsi
index ec6ff30ab6..86673cb5da 100644
--- a/target/linux/ath79/dts/ar7100.dtsi
+++ b/target/linux/ath79/dts/ar7100.dtsi
@@ -57,7 +57,7 @@
 
 			gpio: gpio@18040000 {
 				compatible = "qca,ar7100-gpio";
-				reg = <0x18040000 0x30>;
+				reg = <0x18040000 0x28>;
 				interrupts = <2>;
 
 				ngpios = <16>;
diff --git a/target/linux/ath79/dts/ar724x.dtsi b/target/linux/ath79/dts/ar724x.dtsi
index 25d72a786c..882b0bc51a 100644
--- a/target/linux/ath79/dts/ar724x.dtsi
+++ b/target/linux/ath79/dts/ar724x.dtsi
@@ -50,7 +50,7 @@
 			gpio: gpio@18040000 {
 				compatible = "qca,ar7240-gpio",
 						"qca,ar7100-gpio";
-				reg = <0x18040000 0x30>;
+				reg = <0x18040000 0x28>;
 				interrupts = <2>;
 
 				ngpios = <18>;
diff --git a/target/linux/ath79/dts/ar9132.dtsi b/target/linux/ath79/dts/ar9132.dtsi
index 37fc32e6d6..44a5870ad7 100644
--- a/target/linux/ath79/dts/ar9132.dtsi
+++ b/target/linux/ath79/dts/ar9132.dtsi
@@ -77,7 +77,7 @@
 			gpio: gpio@18040000 {
 				compatible = "qca,ar9132-gpio",
 						"qca,ar7100-gpio";
-				reg = <0x18040000 0x30>;
+				reg = <0x18040000 0x28>;
 				interrupts = <2>;
 
 				ngpios = <22>;
diff --git a/target/linux/ath79/dts/ar9330.dtsi b/target/linux/ath79/dts/ar9330.dtsi
index 7607fede49..06e1cf4601 100644
--- a/target/linux/ath79/dts/ar9330.dtsi
+++ b/target/linux/ath79/dts/ar9330.dtsi
@@ -49,7 +49,7 @@
 
 			gpio: gpio@18040000 {
 				compatible = "qca,ar7100-gpio";
-				reg = <0x18040000 0x34>;
+				reg = <0x18040000 0x28>;
 				interrupts = <2>;
 
 				ngpios = <30>;
diff --git a/target/linux/ath79/dts/ar934x.dtsi b/target/linux/ath79/dts/ar934x.dtsi
index 42fbab4b60..84dbe65f85 100644
--- a/target/linux/ath79/dts/ar934x.dtsi
+++ b/target/linux/ath79/dts/ar934x.dtsi
@@ -78,7 +78,7 @@
 
 			gpio: gpio@18040000 {
 				compatible = "qca,ar9340-gpio";
-				reg = <0x18040000 0x2c>;
+				reg = <0x18040000 0x28>;
 
 				interrupts = <2>;
 				ngpios = <23>;