diff --git a/arch/arm/boot/dts/st/stm32mp131.dtsi b/arch/arm/boot/dts/st/stm32mp131.dtsi
index 151ffd0bdef9..fd730aa37c22 100644
--- a/arch/arm/boot/dts/st/stm32mp131.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp131.dtsi
@@ -1609,11 +1609,13 @@ ethernet1: ethernet@5800a000 {
 					      "mac-clk-tx",
 					      "mac-clk-rx",
 					      "ethstp",
+					      "ptp_ref",
 					      "eth-ck";
 				clocks = <&rcc ETH1MAC>,
 					 <&rcc ETH1TX>,
 					 <&rcc ETH1RX>,
 					 <&rcc ETH1STP>,
+					 <&rcc ETH1PTP_K>,
 					 <&rcc ETH1CK_K>;
 				st,syscon = <&syscfg 0x4 0xff0000>;
 				snps,mixed-burst;
diff --git a/arch/arm/boot/dts/st/stm32mp133.dtsi b/arch/arm/boot/dts/st/stm32mp133.dtsi
index 49583137b597..053fc6691205 100644
--- a/arch/arm/boot/dts/st/stm32mp133.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp133.dtsi
@@ -81,11 +81,13 @@ ethernet2: ethernet@5800e000 {
 			      "mac-clk-tx",
 			      "mac-clk-rx",
 			      "ethstp",
+			      "ptp_ref",
 			      "eth-ck";
 		clocks = <&rcc ETH2MAC>,
 			 <&rcc ETH2TX>,
 			 <&rcc ETH2RX>,
 			 <&rcc ETH2STP>,
+			 <&rcc ETH2PTP_K>,
 			 <&rcc ETH2CK_K>;
 		st,syscon = <&syscfg 0x4 0xff000000>;
 		snps,mixed-burst;