diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
index f55879b..c3621dd 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
@@ -70,6 +80,13 @@
 		clock-output-names = "osc24M";
 	};
 
+	ext_osc32k: ext_osc32k_clk {
+		#clock-cells = <0>;
+		compatible = "fixed-clock";
+		clock-frequency = <32768>;
+		clock-output-names = "ext_osc32k";
+	};
+
 	pmu {
 		compatible = "arm,cortex-a53-pmu";
 		interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>,
@@ -922,6 +1050,7 @@
 			interrupts = <5 IRQ_TYPE_LEVEL_HIGH>,
 				     <6 IRQ_TYPE_LEVEL_HIGH>;
 			clock-output-names = "osc32k", "osc32k-out", "iosc";
+			clocks = <&ext_osc32k>;
 			#clock-cells = <1>;
 		};