diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi
index f39258fa3815..034cd48ae28b 100644
--- a/arch/arm/boot/dts/sama5d2.dtsi
+++ b/arch/arm/boot/dts/sama5d2.dtsi
@@ -764,16 +764,16 @@ tcb0: timer@f800c000 {
 				compatible = "atmel,at91sam9x5-tcb";
 				reg = <0xf800c000 0x100>;
 				interrupts = <35 IRQ_TYPE_LEVEL_HIGH 0>;
-				clocks = <&tcb0_clk>;
-				clock-names = "t0_clk";
+				clocks = <&tcb0_clk>, <&clk32k>;
+				clock-names = "t0_clk", "slow_clk";
 			};
 
 			tcb1: timer@f8010000 {
 				compatible = "atmel,at91sam9x5-tcb";
 				reg = <0xf8010000 0x100>;
 				interrupts = <36 IRQ_TYPE_LEVEL_HIGH 0>;
-				clocks = <&tcb1_clk>;
-				clock-names = "t0_clk";
+				clocks = <&tcb1_clk>, <&clk32k>;
+				clock-names = "t0_clk", "slow_clk";
 			};
 
 			uart0: serial@f801c000 {
@@ -857,6 +857,7 @@ rtc@f80480b0 {
 				compatible = "atmel,at91rm9200-rtc";
 				reg = <0xf80480b0 0x30>;
 				interrupts = <74 IRQ_TYPE_LEVEL_HIGH 7>;
+				clocks = <&clk32k>;
 			};
 
 			spi1: spi@fc000000 {