MIPS: DTS: CI20: fix interrupt for pcf8563 RTC

Interrupts should not be specified by interrupt line but by
gpio parent and reference.

Fixes: 73f2b94 ("MIPS: CI20: DTS: Add I2C nodes")
Cc: [email protected]
Signed-off-by: H. Nikolaus Schaller <[email protected]>
Reviewed-by: Paul Cercueil <[email protected]>
Signed-off-by: Thomas Bogendoerfer <[email protected]>

Author: goldelico

arch/mips/boot/dts/ingenic/ci20.dts

@@ -4,6 +4,7 @@
 #include "jz4780.dtsi"
 #include <dt-bindings/clock/ingenic,tcu.h>
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/regulator/active-semi,8865-regulator.h>
 
 / {
@@ -270,7 +271,9 @@
 		rtc@51 {
 			compatible = "nxp,pcf8563";
 			reg = <0x51>;
-			interrupts = <110>;
+
+			interrupt-parent = <&gpf>;
+			interrupts = <30 IRQ_TYPE_LEVEL_LOW>;
 		};
 };