diff --git a/arch/arm64/boot/dts/rockchip/rk3308.dtsi b/arch/arm64/boot/dts/rockchip/rk3308.dtsi
index 4f90abd091a1..c2bef21bb64b 100644
--- a/arch/arm64/boot/dts/rockchip/rk3308.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3308.dtsi
@@ -649,12 +649,21 @@
 
 	rktimer: rktimer@ff1a0000 {
 		compatible = "rockchip,rk3288-timer";
-		reg = <0x0 0xff1a0000 0x0 0x1000>;
+		reg = <0x0 0xff1a0000 0x0 0x20>;
 		interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&cru PCLK_TIMER>, <&cru SCLK_TIMER0>;
 		clock-names = "pclk", "timer";
 	};
 
+	rk_timer_rtc: rk-timer-rtc@ff1a0020 {
+		compatible = "rockchip,rk3308-timer-rtc";
+		reg = <0x0 0xff1a0020 0x0 0x20>;
+		interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&cru PCLK_TIMER>, <&cru SCLK_TIMER1>;
+		clock-names = "pclk", "timer";
+		status = "disabled";
+	};
+
 	saradc: saradc@ff1e0000 {
 		compatible = "rockchip,rk3308-saradc", "rockchip,rk3399-saradc";
 		reg = <0x0 0xff1e0000 0x0 0x100>;