ARM: dts: rda8810pl: Add interrupt support for UART

Add interrupt support for UART in RDA Micro RDA8810PL SoC.
Signed-off-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Olof Johansson <olof@lixom.net>

arch/arm/boot/dts/rda8810pl.dtsi

@@ -71,18 +71,21 @@ apb@20a00000 {
 		uart1: serial@0 {
 			compatible = "rda,8810pl-uart";
 			reg = <0x0 0x1000>;
+			interrupts = <9 IRQ_TYPE_LEVEL_HIGH>;
 			status = "disabled";
 		};
 
 		uart2: serial@10000 {
 			compatible = "rda,8810pl-uart";
 			reg = <0x10000 0x1000>;
+			interrupts = <10 IRQ_TYPE_LEVEL_HIGH>;
 			status = "disabled";
 		};
 
 		uart3: serial@90000 {
 			compatible = "rda,8810pl-uart";
 			reg = <0x90000 0x1000>;
+			interrupts = <11 IRQ_TYPE_LEVEL_HIGH>;
 			status = "disabled";
 		};
 	};