ramips: dts: add the missing interrupt properties for GPIO nodes

The Ralink GPIO driver supports irqchip function. Hence we need to
add "interrupt-parent" and "interrupt-controller" properties to make
sure it works properly. It is worth noting that all GPIO devices
share the same interrupt line.

Signed-off-by: Shiji Yang <yangshiji66@qq.com>
Link: https://github.com/openwrt/openwrt/pull/16764
Signed-off-by: Robert Marko <robimarko@gmail.com>

7 files changed, 85 insertions, 9 deletions

diff --git a/target/linux/ramips/dts/mt7620a.dtsi b/target/linux/ramips/dts/mt7620a.dtsi
index 0e925b4dcc..bcc7f4be3f 100644
--- a/target/linux/ramips/dts/mt7620a.dtsi
+++ b/target/linux/ramips/dts/mt7620a.dtsi
@@ -140,6 +140,8 @@
 
 			interrupt-parent = <&intc>;
 			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
 
 			gpio-controller;
 			#gpio-cells = <2>;
@@ -156,6 +158,8 @@
 
 			interrupt-parent = <&intc>;
 			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
 
 			gpio-controller;
 			#gpio-cells = <2>;
@@ -174,6 +178,8 @@
 
 			interrupt-parent = <&intc>;
 			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
 
 			gpio-controller;
 			#gpio-cells = <2>;
@@ -192,6 +198,8 @@
 
 			interrupt-parent = <&intc>;
 			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
 
 			gpio-controller;
 			#gpio-cells = <2>;
diff --git a/target/linux/ramips/dts/mt7620n.dtsi b/target/linux/ramips/dts/mt7620n.dtsi
index eafa7c16bb..b284119961 100644
--- a/target/linux/ramips/dts/mt7620n.dtsi
+++ b/target/linux/ramips/dts/mt7620n.dtsi
@@ -95,6 +95,8 @@
 
 			interrupt-parent = <&intc>;
 			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
 
 			gpio-controller;
 			#gpio-cells = <2>;
@@ -111,6 +113,8 @@
 
 			interrupt-parent = <&intc>;
 			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
 
 			gpio-controller;
 			#gpio-cells = <2>;
@@ -129,6 +133,8 @@
 
 			interrupt-parent = <&intc>;
 			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
 
 			gpio-controller;
 			#gpio-cells = <2>;
@@ -147,6 +153,8 @@
 
 			interrupt-parent = <&intc>;
 			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
 
 			gpio-controller;
 			#gpio-cells = <2>;
diff --git a/target/linux/ramips/dts/rt2880.dtsi b/target/linux/ramips/dts/rt2880.dtsi
index 15f5eac625..fc289d5779 100644
--- a/target/linux/ramips/dts/rt2880.dtsi
+++ b/target/linux/ramips/dts/rt2880.dtsi
@@ -87,6 +87,11 @@
 			gpio-controller;
 			#gpio-cells = <2>;
 
+			interrupt-parent = <&intc>;
+			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+
 			ngpios = <24>;
 			ralink,register-map = [ 00 04 08 0c
 						20 24 28 2c
@@ -100,6 +105,11 @@
 			gpio-controller;
 			#gpio-cells = <2>;
 
+			interrupt-parent = <&intc>;
+			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+
 			ngpios = <16>;
 			ralink,register-map = [ 00 04 08 0c
 						10 14 18 1c
@@ -115,6 +125,11 @@
 			gpio-controller;
 			#gpio-cells = <2>;
 
+			interrupt-parent = <&intc>;
+			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+
 			ngpios = <32>;
 			ralink,register-map = [ 00 04 08 0c
 						10 14 18 1c
diff --git a/target/linux/ramips/dts/rt3050.dtsi b/target/linux/ramips/dts/rt3050.dtsi
index 886f6b7de1..8a2304f7b9 100644
--- a/target/linux/ramips/dts/rt3050.dtsi
+++ b/target/linux/ramips/dts/rt3050.dtsi
@@ -111,13 +111,15 @@
 			gpio-controller;
 			#gpio-cells = <2>;
 
+			interrupt-parent = <&intc>;
+			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+
 			ngpios = <24>;
 			ralink,register-map = [ 00 04 08 0c
 						20 24 28 2c
 						30 34 ];
-
-			interrupt-parent = <&intc>;
-			interrupts = <6>;
 		};
 
 		gpio1: gpio@638 {
@@ -127,6 +129,11 @@
 			gpio-controller;
 			#gpio-cells = <2>;
 
+			interrupt-parent = <&intc>;
+			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+
 			ngpios = <16>;
 			ralink,register-map = [ 00 04 08 0c
 						10 14 18 1c
@@ -142,6 +149,11 @@
 			gpio-controller;
 			#gpio-cells = <2>;
 
+			interrupt-parent = <&intc>;
+			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+
 			ngpios = <12>;
 			ralink,register-map = [ 00 04 08 0c
 						10 14 18 1c
diff --git a/target/linux/ramips/dts/rt3352.dtsi b/target/linux/ramips/dts/rt3352.dtsi
index ceef29259c..6713a04fcc 100644
--- a/target/linux/ramips/dts/rt3352.dtsi
+++ b/target/linux/ramips/dts/rt3352.dtsi
@@ -112,13 +112,15 @@
 			gpio-controller;
 			#gpio-cells = <2>;
 
+			interrupt-parent = <&intc>;
+			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+
 			ngpios = <24>;
 			ralink,register-map = [ 00 04 08 0c
 						20 24 28 2c
 						30 34 ];
-
-			interrupt-parent = <&intc>;
-			interrupts = <6>;
 		};
 
 		gpio1: gpio@638 {
@@ -128,6 +130,11 @@
 			gpio-controller;
 			#gpio-cells = <2>;
 
+			interrupt-parent = <&intc>;
+			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+
 			ngpios = <16>;
 			ralink,register-map = [ 00 04 08 0c
 						10 14 18 1c
@@ -143,6 +150,11 @@
 			gpio-controller;
 			#gpio-cells = <2>;
 
+			interrupt-parent = <&intc>;
+			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+
 			ngpios = <6>;
 			ralink,register-map = [ 00 04 08 0c
 						10 14 18 1c
diff --git a/target/linux/ramips/dts/rt3883.dtsi b/target/linux/ramips/dts/rt3883.dtsi
index 30c0916785..509d1c21e8 100644
--- a/target/linux/ramips/dts/rt3883.dtsi
+++ b/target/linux/ramips/dts/rt3883.dtsi
@@ -109,12 +109,14 @@
 			compatible = "ralink,rt2880-gpio";
 			reg = <0x600 0x34>;
 
-			interrupt-parent = <&intc>;
-			interrupts = <6>;
-
 			gpio-controller;
 			#gpio-cells = <2>;
 
+			interrupt-parent = <&intc>;
+			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+
 			ngpios = <24>;
 			ralink,register-map = [ 00 04 08 0c
 						20 24 28 2c
@@ -128,6 +130,11 @@
 			gpio-controller;
 			#gpio-cells = <2>;
 
+			interrupt-parent = <&intc>;
+			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+
 			ngpios = <16>;
 			ralink,register-map = [ 00 04 08 0c
 						10 14 18 1c
@@ -143,6 +150,11 @@
 			gpio-controller;
 			#gpio-cells = <2>;
 
+			interrupt-parent = <&intc>;
+			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+
 			ngpios = <32>;
 			ralink,register-map = [ 00 04 08 0c
 						10 14 18 1c
@@ -158,6 +170,11 @@
 			gpio-controller;
 			#gpio-cells = <2>;
 
+			interrupt-parent = <&intc>;
+			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+
 			ngpios = <24>;
 			ralink,register-map = [ 00 04 08 0c
 						10 14 18 1c
diff --git a/target/linux/ramips/dts/rt5350.dtsi b/target/linux/ramips/dts/rt5350.dtsi
index cb6f3ff232..677931ec14 100644
--- a/target/linux/ramips/dts/rt5350.dtsi
+++ b/target/linux/ramips/dts/rt5350.dtsi
@@ -111,6 +111,8 @@
 
 			interrupt-parent = <&intc>;
 			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
 
 			gpio-controller;
 			#gpio-cells = <2>;
@@ -127,6 +129,8 @@
 
 			interrupt-parent = <&intc>;
 			interrupts = <6>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
 
 			gpio-controller;
 			#gpio-cells = <2>;