diff --git a/dts/bindings/ethernet/nxp.kinetis-ptp.yaml b/dts/bindings/ethernet/nxp.kinetis-ptp.yaml
index aebb4feb79e..e0c6c24db6f 100644
--- a/dts/bindings/ethernet/nxp.kinetis-ptp.yaml
+++ b/dts/bindings/ethernet/nxp.kinetis-ptp.yaml
@@ -18,4 +18,9 @@ properties:
       category: required
       description: compatible strings
       constraint: "nxp,kinetis-ptp"
+    interrupts:
+      type: array
+      category: required
+      description: required interrupts
+      generation: define
 ...
diff --git a/soc/arm/nxp_kinetis/k6x/dts_fixup.h b/soc/arm/nxp_kinetis/k6x/dts_fixup.h
index 0d8acc3183f..439538ab297 100644
--- a/soc/arm/nxp_kinetis/k6x/dts_fixup.h
+++ b/soc/arm/nxp_kinetis/k6x/dts_fixup.h
@@ -129,7 +129,7 @@
 #define DT_ETH_MCUX_0_MAC5		DT_NXP_KINETIS_ETHERNET_400C0004_LOCAL_MAC_ADDRESS_5
 
 /* IRQs */
-#define DT_IRQ_ETH_IEEE1588_TMR		DT_NXP_KINETIS_ETHERNET_400C0004_IRQ_ERR_MISC
+#define DT_IRQ_ETH_IEEE1588_TMR		DT_NXP_KINETIS_PTP_400C0004_PTP_IRQ_IEEE1588_TMR
 #define DT_IRQ_ETH_RX		DT_NXP_KINETIS_ETHERNET_400C0004_IRQ_RX
 #define DT_IRQ_ETH_TX		DT_NXP_KINETIS_ETHERNET_400C0004_IRQ_TX
 #define DT_IRQ_ETH_ERR_MISC		DT_NXP_KINETIS_ETHERNET_400C0004_IRQ_ERR_MISC