diff --git a/feed/atenl/src/atenl.h b/feed/atenl/src/atenl.h
new file mode 100644
index 0000000..ea8e4a0
--- /dev/null
+++ b/feed/atenl/src/atenl.h
@@ -0,0 +1,397 @@
+/* Copyright (C) 2021-2022 Mediatek Inc. */
+#ifndef __ATENL_H
+#define __ATENL_H
+
+#include <arpa/inet.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <limits.h>
+#include <linux/nl80211.h>
+#include <net/if.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include "nl.h"
+#include "util.h"
+
+/* #define CONFIG_ATENL_DEBUG     1 */
+/* #define CONFIG_ATENL_DEBUG_VERBOSE     1 */
+#define BRIDGE_NAME	"br-lan"
+#define ETH_P_RACFG	0x2880
+#define RACFG_PKT_MAX_SIZE	1600
+#define RACFG_HLEN	12
+#define RACFG_MAGIC_NO	0x18142880
+
+#define RACFG_CMD_TYPE_MASK	GENMASK(14, 0)
+#define RACFG_CMD_TYPE_ETHREQ	BIT(3)
+#define RACFG_CMD_TYPE_PLATFORM_MODULE	GENMASK(4, 3)
+
+#define atenl_info(fmt, ...)	printf(fmt, __VA_ARGS__)
+#define atenl_err(fmt, ...)	fprintf(stderr, fmt, __VA_ARGS__)
+#ifdef CONFIG_ATENL_DEBUG
+#define atenl_dbg(fmt, ...)	atenl_info(fmt, __VA_ARGS__)
+#else
+#define atenl_dbg(fmt, ...)
+#endif
+
+#define set_band_val(_an, _band, _field, _val)	\
+	_an->anb[_band]._field = (_val)
+#define get_band_val(_an, _band, _field)	\
+	(_an->anb[_band]._field)
+
+enum atenl_rf_mode {
+	ATENL_RF_MODE_NORMAL,
+	ATENL_RF_MODE_TEST,
+	ATENL_RF_MODE_ICAP,
+	ATENL_RF_MODE_ICAP_OVERLAP,
+
+	__ATENL_RF_MODE_MAX,
+};
+
+struct atenl_rx_stat {
+	u64 total;
+	u64 ok_cnt;
+	u64 err_cnt;
+	u64 len_mismatch;
+};
+
+struct atenl_band {
+	bool valid;
+	u8 phy_idx;
+	u8 cap;
+	u8 chainmask;
+
+	enum mt76_testmode_state cur_state;
+	s8 tx_power;
+	enum atenl_rf_mode rf_mode;
+
+	bool use_tx_time;
+
+	bool reset_tx_cnt;
+	bool reset_rx_cnt;
+
+	/* history */
+	struct atenl_rx_stat rx_stat;
+};
+
+#define MAX_BAND_NUM	4
+
+struct atenl {
+	struct atenl_band anb[MAX_BAND_NUM];
+	u16 chip_id;
+
+	u8 cur_band;
+
+	u8 mac_addr[ETH_ALEN];
+	bool unicast;
+	int sock_eth;
+	int pipefd[2];
+	int child_pid;
+
+	const char *mtd_part;
+	u32 mtd_offset;
+	u8 *eeprom_data;
+	int eeprom_fd;
+	u16 eeprom_size;
+	bool eeprom_exist;
+
+	bool cmd_mode;
+};
+
+struct atenl_cmd_hdr {
+	__be32 magic_no;
+	__be16 cmd_type;
+	__be16 cmd_id;
+	__be16 len;
+	__be16 seq;
+	u8 data[2048];
+} __attribute__((packed));
+
+enum atenl_cmd {
+	HQA_CMD_UNKNOWN,
+	HQA_CMD_LEGACY,	/* legacy or deprecated */
+
+	HQA_CMD_OPEN_ADAPTER,
+	HQA_CMD_CLOSE_ADAPTER,
+	HQA_CMD_GET_CHIP_ID,
+	HQA_CMD_GET_SUB_CHIP_ID,
+	HQA_CMD_SET_TX_BW,
+	HQA_CMD_SET_TX_PKT_BW,
+	HQA_CMD_SET_TX_PRI_BW,
+	HQA_CMD_GET_TX_INFO,
+	HQA_CMD_SET_TX_PATH,
+	HQA_CMD_SET_TX_POWER,
+	HQA_CMD_SET_TX_POWER_MANUAL,
+	HQA_CMD_SET_RF_MODE,
+	HQA_CMD_SET_RX_PATH,
+	HQA_CMD_SET_RX_PKT_LEN,
+	HQA_CMD_SET_FREQ_OFFSET,
+	HQA_CMD_SET_TSSI,
+	HQA_CMD_SET_CFG,
+	HQA_CMD_SET_RU,
+	HQA_CMD_SET_BAND,
+	HQA_CMD_READ_MAC_BBP_REG,
+	HQA_CMD_READ_RF_REG,
+	HQA_CMD_READ_EEPROM_BULK,
+	HQA_CMD_READ_TEMPERATURE,
+	HQA_CMD_WRITE_MAC_BBP_REG,
+	HQA_CMD_WRITE_RF_REG,
+	HQA_CMD_WRITE_EEPROM_BULK,
+	HQA_CMD_WRITE_BUFFER_DONE,
+	HQA_CMD_GET_BAND,
+	HQA_CMD_GET_CFG,
+	HQA_CMD_GET_TX_POWER,
+	HQA_CMD_GET_TX_TONE_POWER,
+	HQA_CMD_GET_EFUSE_FREE_BLOCK,
+	HQA_CMD_GET_FREQ_OFFSET,
+	HQA_CMD_GET_FW_INFO,
+	HQA_CMD_GET_RX_INFO,
+	HQA_CMD_GET_RF_CAP,
+	HQA_CMD_CHECK_EFUSE_MODE,
+	HQA_CMD_CHECK_EFUSE_MODE_TYPE,
+	HQA_CMD_CHECK_EFUSE_MODE_NATIVE,
+	HQA_CMD_ANT_SWAP_CAP,
+	HQA_CMD_RESET_TX_RX_COUNTER,
+	HQA_CMD_CONTINUOUS_TX,
+
+	HQA_CMD_EXT,
+	HQA_CMD_ERR,
+
+	__HQA_CMD_MAX_NUM,
+};
+
+enum atenl_ext_cmd {
+	HQA_EXT_CMD_UNSPEC,
+
+	HQA_EXT_CMD_SET_CHANNEL,
+	HQA_EXT_CMD_SET_TX,
+	HQA_EXT_CMD_START_TX,
+	HQA_EXT_CMD_START_RX,
+	HQA_EXT_CMD_STOP_TX,
+	HQA_EXT_CMD_STOP_RX,
+	HQA_EXT_CMD_SET_TX_TIME_OPT,
+
+	HQA_EXT_CMD_OFF_CH_SCAN,
+
+	HQA_EXT_CMD_IBF_SET_VAL,
+	HQA_EXT_CMD_IBF_GET_STATUS,
+	HQA_EXT_CMD_IBF_PROF_UPDATE_ALL,
+
+	HQA_EXT_CMD_ERR,
+
+	__HQA_EXT_CMD_MAX_NUM,
+};
+
+struct atenl_data {
+	u8 buf[RACFG_PKT_MAX_SIZE];
+	int len;
+	enum atenl_cmd cmd;
+	u32 ext_id;
+	enum atenl_ext_cmd ext_cmd;
+};
+
+struct atenl_cmd_ops {
+	u16 resp_len;
+	int (*ops)(struct atenl *an, struct atenl_data *data);
+};
+
+static inline struct atenl_cmd_hdr * atenl_hdr(struct atenl_data *data)
+{
+	u8 *hqa_data = (u8 *)data->buf + ETH_HLEN;
+
+	return (struct atenl_cmd_hdr *)hqa_data;
+}
+
+static inline void
+atenl_dbg_print_data(struct atenl_data *data, const char *func_name, u32 len)
+{
+#ifdef CONFIG_ATENL_DEBUG_VERBOSE
+	u32 *tmp = (u32 *)data->buf;
+	int i;
+
+	for (i = 0; i < DIV_ROUND_UP(len, 4); i++)
+		atenl_dbg("%s: [%d] = 0x%08x\n", func_name, i, tmp[i]);
+#endif
+}
+
+enum atenl_phy_type {
+	ATENL_PHY_TYPE_CCK,
+	ATENL_PHY_TYPE_OFDM,
+	ATENL_PHY_TYPE_HT,
+	ATENL_PHY_TYPE_HT_GF,
+	ATENL_PHY_TYPE_VHT,
+	ATENL_PHY_TYPE_HE_SU = 8,
+	ATENL_PHY_TYPE_HE_EXT_SU,
+	ATENL_PHY_TYPE_HE_TB,
+	ATENL_PHY_TYPE_HE_MU,
+};
+
+enum atenl_e2p_mode {
+	E2P_EFUSE_MODE = 1,
+	E2P_FLASH_MODE,
+	E2P_EEPROM_MODE,
+	E2P_BIN_MODE,
+};
+
+enum atenl_band_type {
+	BAND_TYPE_UNUSE,
+	BAND_TYPE_2G,
+	BAND_TYPE_5G,
+	BAND_TYPE_2G_5G,
+	BAND_TYPE_6G,
+	BAND_TYPE_2G_6G,
+	BAND_TYPE_5G_6G,
+	BAND_TYPE_2G_5G_6G,
+};
+
+enum atenl_ch_band {
+	CH_BAND_2GHZ,
+	CH_BAND_5GHZ,
+	CH_BAND_6GHZ,
+};
+
+/* for mt7915 */
+enum {
+	MT_EE_BAND_SEL_DEFAULT,
+	MT_EE_BAND_SEL_5GHZ,
+	MT_EE_BAND_SEL_2GHZ,
+	MT_EE_BAND_SEL_DUAL,
+};
+
+/* for mt7916/mt7986 */
+enum {
+	MT_EE_BAND_SEL_2G,
+	MT_EE_BAND_SEL_5G,
+	MT_EE_BAND_SEL_6G,
+	MT_EE_BAND_SEL_5G_6G,
+};
+
+#define MT_EE_WIFI_CONF				0x190
+#define MT_EE_WIFI_CONF0_BAND_SEL		GENMASK(7, 6)
+
+enum {
+	MT7976_ONE_ADIE_DBDC		= 0x7,
+	MT7975_ONE_ADIE_SINGLE_BAND	= 0x8, /* AX7800 */
+	MT7976_ONE_ADIE_SINGLE_BAND	= 0xa, /* AX7800 */
+	MT7975_DUAL_ADIE_DBDC		= 0xd, /* AX6000 */
+	MT7976_DUAL_ADIE_DBDC		= 0xf, /* AX6000 */
+};
+
+enum {
+	TEST_CBW_20MHZ,
+	TEST_CBW_40MHZ,
+	TEST_CBW_80MHZ,
+	TEST_CBW_10MHZ,
+	TEST_CBW_5MHZ,
+	TEST_CBW_160MHZ,
+	TEST_CBW_8080MHZ,
+
+	TEST_CBW_MAX = TEST_CBW_8080MHZ - 1,
+};
+
+struct atenl_rx_info_hdr {
+	__be32 type;
+	__be32 ver;
+	__be32 val;
+	__be32 len;
+} __attribute__((packed));
+
+struct atenl_rx_info_band {
+	__be32 mac_rx_fcs_err_cnt;
+	__be32 mac_rx_mdrdy_cnt;
+	__be32 mac_rx_len_mismatch;
+	__be32 mac_rx_fcs_ok_cnt;
+	__be32 phy_rx_fcs_err_cnt_cck;
+	__be32 phy_rx_fcs_err_cnt_ofdm;
+	__be32 phy_rx_pd_cck;
+	__be32 phy_rx_pd_ofdm;
+	__be32 phy_rx_sig_err_cck;
+	__be32 phy_rx_sfd_err_cck;
+	__be32 phy_rx_sig_err_ofdm;
+	__be32 phy_rx_tag_err_ofdm;
+	__be32 phy_rx_mdrdy_cnt_cck;
+	__be32 phy_rx_mdrdy_cnt_ofdm;
+} __attribute__((packed));
+
+struct atenl_rx_info_path {
+	__be32 rcpi;
+	__be32 rssi;
+	__be32 fagc_ib_rssi;
+	__be32 fagc_wb_rssi;
+	__be32 inst_ib_rssi;
+	__be32 inst_wb_rssi;
+} __attribute__((packed));
+
+struct atenl_rx_info_user {
+	__be32 freq_offset;
+	__be32 snr;
+	__be32 fcs_error_cnt;
+} __attribute__((packed));
+
+struct atenl_rx_info_comm {
+	__be32 rx_fifo_full;
+	__be32 aci_hit_low;
+	__be32 aci_hit_high;
+	__be32 mu_pkt_count;
+	__be32 sig_mcs;
+	__be32 sinr;
+	__be32 driver_rx_count;
+} __attribute__((packed));
+
+enum atenl_ibf_action {
+	TXBF_ACT_INIT = 1,
+	TXBF_ACT_CHANNEL,
+	TXBF_ACT_MCS,
+	TXBF_ACT_POWER,
+	TXBF_ACT_TX_ANT,
+	TXBF_ACT_RX_START,
+	TXBF_ACT_RX_ANT,
+	TXBF_ACT_LNA_GAIN,
+	TXBF_ACT_IBF_PHASE_COMP,
+	TXBF_ACT_TX_PKT,
+	TXBF_ACT_IBF_PROF_UPDATE,
+	TXBF_ACT_EBF_PROF_UPDATE,
+	TXBF_ACT_IBF_PHASE_CAL,
+	TXBF_ACT_IBF_PHASE_E2P_UPDATE = 16,
+};
+
+static inline bool is_mt7915(struct atenl *an)
+{
+	return an->chip_id == 0x7915;
+}
+
+static inline bool is_mt7916(struct atenl *an)
+{
+	return (an->chip_id == 0x7916) || (an->chip_id == 0x7906);
+}
+
+static inline bool is_mt7986(struct atenl *an)
+{
+	return an->chip_id == 0x7986;
+}
+
+int atenl_eth_init(struct atenl *an);
+int atenl_eth_recv(struct atenl *an, struct atenl_data *data);
+int atenl_eth_send(struct atenl *an, struct atenl_data *data);
+int atenl_hqa_recv(struct atenl *an, struct atenl_data *data);
+int atenl_hqa_proc_cmd(struct atenl *an, struct atenl_data *data);
+int atenl_nl_process(struct atenl *an, struct atenl_data *data);
+int atenl_nl_process_many(struct atenl *an, struct atenl_data *data);
+int atenl_nl_check_mtd(struct atenl *an);
+int atenl_nl_write_eeprom(struct atenl *an, u32 offset, u8 *val, int len);
+int atenl_nl_write_efuse_all(struct atenl *an, struct atenl_data *data);
+int atenl_nl_update_buffer_mode(struct atenl *an);
+int atenl_nl_set_state(struct atenl *an, u8 band,
+		       enum mt76_testmode_state state);
+int atenl_eeprom_init(struct atenl *an, u8 phy_idx);
+void atenl_eeprom_close(struct atenl *an);
+int atenl_eeprom_write_mtd(struct atenl *an);
+int atenl_eeprom_read_from_driver(struct atenl *an, u32 offset, int len);
+void atenl_eeprom_cmd_handler(struct atenl *an, u8 phy_idx, char *cmd);
+u16 atenl_get_center_channel(u8 bw, u8 ch_band, u16 ctrl_ch);
+int atenl_reg_read(struct atenl *an, u32 offset, u32 *res);
+int atenl_reg_write(struct atenl *an, u32 offset, u32 val);
+
+#endif