mips: dts: realtek: Correct uart interrupt-parent

The uart interrupts on RTL838x chips do not lead to the CPU's interrupt
controller directly, but passes via the SoC interrupt controller. Update
the interrupt-parent property to fix this.

Signed-off-by: Sander Vanheule <sander@svanheule.net>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>

Author: svanheule

arch/mips/boot/dts/realtek/rtl838x.dtsi

@@ -46,7 +46,7 @@
 
 			clock-frequency = <200000000>;
 
-			interrupt-parent = <&cpuintc>;
+			interrupt-parent = <&intc>;
 			interrupts = <31>;
 
 			reg-io-width = <1>;
@@ -63,7 +63,7 @@
 
 			clock-frequency = <200000000>;
 
-			interrupt-parent = <&cpuintc>;
+			interrupt-parent = <&intc>;
 			interrupts = <30>;
 
 			reg-io-width = <1>;