diff --git a/arch/arm/boot/dts/socfpga_arria10_socdk.dtsi b/arch/arm/boot/dts/socfpga_arria10_socdk.dtsi
index 17ec17abf3c8..4c99c99d1752 100644
--- a/arch/arm/boot/dts/socfpga_arria10_socdk.dtsi
+++ b/arch/arm/boot/dts/socfpga_arria10_socdk.dtsi
@@ -145,6 +145,11 @@
 		compatible = "dallas,ds1339";
 		reg = <0x68>;
 	};
+
+	ltc@5c {
+		compatible = "ltc2977";
+		reg = <0x5c>;
+	};
 };
 
 &uart1 {