diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
index bec8c4a..73ed36d 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
@@ -124,6 +124,13 @@
 		clock-output-names = "osc32k";
 	};
 
+	ext_osc32k: ext_osc32k_clk {
+		#clock-cells = <0>;
+		compatible = "fixed-clock";
+		clock-frequency = <32768>;
+		clock-output-names = "ext_osc32k";
+	};
+
 	psci {
 		compatible = "arm,psci-0.2";
 		method = "smc";
@@ -511,6 +526,16 @@
 			#reset-cells = <1>;
 		};
 
+		rtc: rtc@7000000 {
+			compatible = "allwinner,sun6i-a31-rtc";
+			reg = <0x07000000 0x54>;
+			interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>,
+					<GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>;
+			clock-output-names = "rtc-osc32k", "rtc-osc32k-out";
+			clocks = <&ext_osc32k>;
+			#clock-cells = <1>;
+		};
+
 		r_intc: interrupt-controller@7021000 {
 			compatible = "allwinner,sun50i-h6-r-intc",
 				     "allwinner,sun6i-a31-r-intc";