diff --git a/drivers/net/hns3/hns3_ethdev.c b/drivers/net/hns3/hns3_ethdev.c
index b62058a0a9..aa37e7d450 100644
--- a/drivers/net/hns3/hns3_ethdev.c
+++ b/drivers/net/hns3/hns3_ethdev.c
@@ -15,6 +15,7 @@
 #include "hns3_dcb.h"
 #include "hns3_mp.h"
 #include "hns3_flow.h"
+#include "hns3_ptp.h"
 #include "hns3_ethdev.h"
 
 #define HNS3_SERVICE_INTERVAL		1000000 /* us */
diff --git a/drivers/net/hns3/hns3_ethdev.h b/drivers/net/hns3/hns3_ethdev.h
index a03dc9fa89..3a2d687440 100644
--- a/drivers/net/hns3/hns3_ethdev.h
+++ b/drivers/net/hns3/hns3_ethdev.h
@@ -1039,23 +1039,6 @@ void hns3vf_update_link_status(struct hns3_hw *hw, uint8_t link_status,
 			  uint32_t link_speed, uint8_t link_duplex);
 void hns3vf_update_push_lsc_cap(struct hns3_hw *hw, bool supported);
 
-int hns3_restore_ptp(struct hns3_adapter *hns);
-int hns3_mbuf_dyn_rx_timestamp_register(struct rte_eth_dev *dev,
-				    struct rte_eth_conf *conf);
-int hns3_ptp_init(struct hns3_hw *hw);
-void hns3_ptp_uninit(struct hns3_hw *hw);
-int hns3_timesync_enable(struct rte_eth_dev *dev);
-int hns3_timesync_disable(struct rte_eth_dev *dev);
-int hns3_timesync_read_rx_timestamp(struct rte_eth_dev *dev,
-				struct timespec *timestamp,
-				uint32_t flags __rte_unused);
-int hns3_timesync_read_tx_timestamp(struct rte_eth_dev *dev,
-				struct timespec *timestamp);
-int hns3_timesync_read_time(struct rte_eth_dev *dev, struct timespec *ts);
-int hns3_timesync_write_time(struct rte_eth_dev *dev,
-			const struct timespec *ts);
-int hns3_timesync_adjust_time(struct rte_eth_dev *dev, int64_t delta);
-
 const char *hns3_get_media_type_name(uint8_t media_type);
 
 static inline bool
diff --git a/drivers/net/hns3/hns3_ptp.c b/drivers/net/hns3/hns3_ptp.c
index 44cba29854..5d8cfc1b29 100644
--- a/drivers/net/hns3/hns3_ptp.c
+++ b/drivers/net/hns3/hns3_ptp.c
@@ -7,7 +7,7 @@
 #include <rte_time.h>
 
 #include "hns3_ethdev.h"
-#include "hns3_regs.h"
+#include "hns3_ptp.h"
 #include "hns3_logs.h"
 
 uint64_t hns3_timestamp_rx_dynflag;
diff --git a/drivers/net/hns3/hns3_ptp.h b/drivers/net/hns3/hns3_ptp.h
new file mode 100644
index 0000000000..2b8717fa3c
--- /dev/null
+++ b/drivers/net/hns3/hns3_ptp.h
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2023 HiSilicon Limited.
+ */
+
+#ifndef HNS3_PTP_H
+#define HNS3_PTP_H
+
+/* Register bit for 1588 event */
+#define HNS3_VECTOR0_1588_INT_B			0
+
+#define HNS3_PTP_BASE_ADDRESS			0x29000
+
+#define HNS3_TX_1588_SEQID_BACK			(HNS3_PTP_BASE_ADDRESS + 0x0)
+#define HNS3_TX_1588_TSP_BACK_0			(HNS3_PTP_BASE_ADDRESS + 0x4)
+#define HNS3_TX_1588_TSP_BACK_1			(HNS3_PTP_BASE_ADDRESS + 0x8)
+#define HNS3_TX_1588_TSP_BACK_2			(HNS3_PTP_BASE_ADDRESS + 0xc)
+
+#define HNS3_TX_1588_BACK_TSP_CNT		(HNS3_PTP_BASE_ADDRESS + 0x30)
+
+#define HNS3_CFG_TIME_SYNC_H			(HNS3_PTP_BASE_ADDRESS + 0x50)
+#define HNS3_CFG_TIME_SYNC_M			(HNS3_PTP_BASE_ADDRESS + 0x54)
+#define HNS3_CFG_TIME_SYNC_L			(HNS3_PTP_BASE_ADDRESS + 0x58)
+#define HNS3_CFG_TIME_SYNC_RDY			(HNS3_PTP_BASE_ADDRESS + 0x5c)
+
+#define HNS3_CFG_TIME_CYC_EN			(HNS3_PTP_BASE_ADDRESS + 0x70)
+
+#define HNS3_CURR_TIME_OUT_H			(HNS3_PTP_BASE_ADDRESS + 0x74)
+#define HNS3_CURR_TIME_OUT_L			(HNS3_PTP_BASE_ADDRESS + 0x78)
+#define HNS3_CURR_TIME_OUT_NS			(HNS3_PTP_BASE_ADDRESS + 0x7c)
+
+int hns3_restore_ptp(struct hns3_adapter *hns);
+int hns3_mbuf_dyn_rx_timestamp_register(struct rte_eth_dev *dev,
+				    struct rte_eth_conf *conf);
+int hns3_ptp_init(struct hns3_hw *hw);
+void hns3_ptp_uninit(struct hns3_hw *hw);
+int hns3_timesync_enable(struct rte_eth_dev *dev);
+int hns3_timesync_disable(struct rte_eth_dev *dev);
+int hns3_timesync_read_rx_timestamp(struct rte_eth_dev *dev,
+				struct timespec *timestamp,
+				uint32_t flags __rte_unused);
+int hns3_timesync_read_tx_timestamp(struct rte_eth_dev *dev,
+				struct timespec *timestamp);
+int hns3_timesync_read_time(struct rte_eth_dev *dev, struct timespec *ts);
+int hns3_timesync_write_time(struct rte_eth_dev *dev,
+			const struct timespec *ts);
+int hns3_timesync_adjust_time(struct rte_eth_dev *dev, int64_t delta);
+
+#endif /* HNS3_PTP_H */
diff --git a/drivers/net/hns3/hns3_regs.h b/drivers/net/hns3/hns3_regs.h
index 459bbaf773..6b037f81c1 100644
--- a/drivers/net/hns3/hns3_regs.h
+++ b/drivers/net/hns3/hns3_regs.h
@@ -124,29 +124,6 @@
 #define HNS3_TQP_INTR_RL_DEFAULT		0
 #define HNS3_TQP_INTR_QL_DEFAULT		0
 
-/* Register bit for 1588 event */
-#define HNS3_VECTOR0_1588_INT_B	                0
-
-#define HNS3_PTP_BASE_ADDRESS			0x29000
-
-#define HNS3_TX_1588_SEQID_BACK			(HNS3_PTP_BASE_ADDRESS + 0x0)
-#define HNS3_TX_1588_TSP_BACK_0			(HNS3_PTP_BASE_ADDRESS + 0x4)
-#define HNS3_TX_1588_TSP_BACK_1			(HNS3_PTP_BASE_ADDRESS + 0x8)
-#define HNS3_TX_1588_TSP_BACK_2			(HNS3_PTP_BASE_ADDRESS + 0xc)
-
-#define HNS3_TX_1588_BACK_TSP_CNT		(HNS3_PTP_BASE_ADDRESS + 0x30)
-
-#define HNS3_CFG_TIME_SYNC_H			(HNS3_PTP_BASE_ADDRESS + 0x50)
-#define HNS3_CFG_TIME_SYNC_M			(HNS3_PTP_BASE_ADDRESS + 0x54)
-#define HNS3_CFG_TIME_SYNC_L			(HNS3_PTP_BASE_ADDRESS + 0x58)
-#define HNS3_CFG_TIME_SYNC_RDY			(HNS3_PTP_BASE_ADDRESS + 0x5c)
-
-#define HNS3_CFG_TIME_CYC_EN			(HNS3_PTP_BASE_ADDRESS + 0x70)
-
-#define HNS3_CURR_TIME_OUT_H			(HNS3_PTP_BASE_ADDRESS + 0x74)
-#define HNS3_CURR_TIME_OUT_L			(HNS3_PTP_BASE_ADDRESS + 0x78)
-#define HNS3_CURR_TIME_OUT_NS			(HNS3_PTP_BASE_ADDRESS + 0x7c)
-
 /* gl_usec convert to hardware count, as writing each 1 represents 2us */
 #define HNS3_GL_USEC_TO_REG(gl_usec)		((gl_usec) >> 1)
 /* rl_usec convert to hardware count, as writing each 1 represents 4us */
