ARM: dts: rockchip: Add internal timer support for rv1108

Add support for the internal timer peripheral on RV1108.

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

Documentation/devicetree/bindings/timer/rockchip,rk-timer.txt

@@ -2,6 +2,7 @@ Rockchip rk timer
 
 Required properties:
 - compatible: should be:
+  "rockchip,rv1108-timer", "rockchip,rk3288-timer": for Rockchip RV1108
   "rockchip,rk3036-timer", "rockchip,rk3288-timer": for Rockchip RK3036
   "rockchip,rk3066-timer", "rockchip,rk3288-timer": for Rockchip RK3066
   "rockchip,rk3188-timer", "rockchip,rk3288-timer": for Rockchip RK3188

arch/arm/boot/dts/rv1108.dtsi

@@ -293,6 +293,14 @@
 		};
 	};
 
+	timer: timer@10350000 {
+		compatible = "rockchip,rv1108-timer", "rockchip,rk3288-timer";
+		reg = <0x10350000 0x20>;
+		interrupts = <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&xin24m>, <&cru PCLK_TIMER>;
+		clock-names = "timer", "pclk";
+	};
+
 	watchdog: wdt@10360000 {
 		compatible = "snps,dw-wdt";
 		reg = <0x10360000 0x100>;