[PATCH] ath79: resolve GPIO address conflicts

David Bauer mail at david-bauer.net
Wed Jun 30 18:19:02 PDT 2021


The ar71xx GPIO driver only uses 0x24 registers, all following GPIO
registers are using to control pinmux functions, which are not handles
by the GPIO driver but the generic Linux pinctrl driver.

For some SoC conflicting address ranges were defined for these (AR7240 &
AR9330).

Resolve these cases and align the address space of the GPIO controller
between all SoCs, as the used address space of the driver is identical
for all these.

Signed-off-by: David Bauer <mail at david-bauer.net>
---
 target/linux/ath79/dts/ar7100.dtsi | 2 +-
 target/linux/ath79/dts/ar724x.dtsi | 2 +-
 target/linux/ath79/dts/ar9132.dtsi | 2 +-
 target/linux/ath79/dts/ar9330.dtsi | 2 +-
 target/linux/ath79/dts/ar934x.dtsi | 2 +-
 5 files changed, 5 insertions(+), 5 deletions(-)

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 at 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 at 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 at 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 at 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 at 18040000 {
 				compatible = "qca,ar9340-gpio";
-				reg = <0x18040000 0x2c>;
+				reg = <0x18040000 0x28>;
 
 				interrupts = <2>;
 				ngpios = <23>;
-- 
2.32.0




More information about the openwrt-devel mailing list