ramips: mt7621: add IRQ for GPIO node

This makes interrupt-based gpio-keys working. Signed-off-by: Chuanhong Guo <gch981213@gmail.com> (cherry picked from commit 110daa16e44bb53941a18396ab6a7d9fdd1fa362)
6 years ago · a353f2ee7f
parent 096a67796a
commit a353f2ee7f
1 changed files with 3 additions and 0 deletions
--- a/target/linux/ramips/dts/mt7621.dtsi
+++ b/target/linux/ramips/dts/mt7621.dtsi
@ -76,6 +76,9 @@
 			compatible = "mtk,mt7621-gpio";
 			reg = <0x600 0x100>;

+			interrupt-parent = <&gic>;
+			interrupts = <GIC_SHARED 12 IRQ_TYPE_LEVEL_HIGH>;
+
 			gpio0: bank@0 {
 				reg = <0>;
 				compatible = "mtk,mt7621-gpio-bank";