diff --git a/drivers/net/ethernet/microchip/lan966x/Makefile b/drivers/net/ethernet/microchip/lan966x/Makefile
index a9ffc719aa0e..fd2e0ebb2427 100644
--- a/drivers/net/ethernet/microchip/lan966x/Makefile
+++ b/drivers/net/ethernet/microchip/lan966x/Makefile
@@ -8,4 +8,4 @@ obj-$(CONFIG_LAN966X_SWITCH) += lan966x-switch.o
 lan966x-switch-objs  := lan966x_main.o lan966x_phylink.o lan966x_port.o \
 			lan966x_mac.o lan966x_ethtool.o lan966x_switchdev.o \
 			lan966x_vlan.o lan966x_fdb.o lan966x_mdb.o \
-			lan966x_ptp.o
+			lan966x_ptp.o lan966x_fdma.o
diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_fdma.c b/drivers/net/ethernet/microchip/lan966x/lan966x_fdma.c
new file mode 100644
index 000000000000..f5fdb7455a41
--- /dev/null
+++ b/drivers/net/ethernet/microchip/lan966x/lan966x_fdma.c
@@ -0,0 +1,708 @@
+// SPDX-License-Identifier: GPL-2.0+
+
+#include "lan966x_main.h"
+
+static int lan966x_fdma_channel_active(struct lan966x *lan966x)
+{
+	return lan_rd(lan966x, FDMA_CH_ACTIVE);
+}
+
+static struct page *lan966x_fdma_rx_alloc_page(struct lan966x_rx *rx,
+					       struct lan966x_db *db)
+{
+	struct lan966x *lan966x = rx->lan966x;
+	dma_addr_t dma_addr;
+	struct page *page;
+
+	page = dev_alloc_pages(rx->page_order);
+	if (unlikely(!page))
+		return NULL;
+
+	dma_addr = dma_map_page(lan966x->dev, page, 0,
+				PAGE_SIZE << rx->page_order,
+				DMA_FROM_DEVICE);
+	if (unlikely(dma_mapping_error(lan966x->dev, dma_addr)))
+		goto free_page;
+
+	db->dataptr = dma_addr;
+
+	return page;
+
+free_page:
+	__free_pages(page, rx->page_order);
+	return NULL;
+}
+
+static void lan966x_fdma_rx_free_pages(struct lan966x_rx *rx)
+{
+	struct lan966x *lan966x = rx->lan966x;
+	struct lan966x_rx_dcb *dcb;
+	struct lan966x_db *db;
+	int i, j;
+
+	for (i = 0; i < FDMA_DCB_MAX; ++i) {
+		dcb = &rx->dcbs[i];
+
+		for (j = 0; j < FDMA_RX_DCB_MAX_DBS; ++j) {
+			db = &dcb->db[j];
+			dma_unmap_single(lan966x->dev,
+					 (dma_addr_t)db->dataptr,
+					 PAGE_SIZE << rx->page_order,
+					 DMA_FROM_DEVICE);
+			__free_pages(rx->page[i][j], rx->page_order);
+		}
+	}
+}
+
+static void lan966x_fdma_rx_add_dcb(struct lan966x_rx *rx,
+				    struct lan966x_rx_dcb *dcb,
+				    u64 nextptr)
+{
+	struct lan966x_db *db;
+	int i;
+
+	for (i = 0; i < FDMA_RX_DCB_MAX_DBS; ++i) {
+		db = &dcb->db[i];
+		db->status = FDMA_DCB_STATUS_INTR;
+	}
+
+	dcb->nextptr = FDMA_DCB_INVALID_DATA;
+	dcb->info = FDMA_DCB_INFO_DATAL(PAGE_SIZE << rx->page_order);
+
+	rx->last_entry->nextptr = nextptr;
+	rx->last_entry = dcb;
+}
+
+static int lan966x_fdma_rx_alloc(struct lan966x_rx *rx)
+{
+	struct lan966x *lan966x = rx->lan966x;
+	struct lan966x_rx_dcb *dcb;
+	struct lan966x_db *db;
+	struct page *page;
+	int i, j;
+	int size;
+
+	/* calculate how many pages are needed to allocate the dcbs */
+	size = sizeof(struct lan966x_rx_dcb) * FDMA_DCB_MAX;
+	size = ALIGN(size, PAGE_SIZE);
+
+	rx->dcbs = dma_alloc_coherent(lan966x->dev, size, &rx->dma, GFP_KERNEL);
+	if (!rx->dcbs)
+		return -ENOMEM;
+
+	rx->last_entry = rx->dcbs;
+	rx->db_index = 0;
+	rx->dcb_index = 0;
+
+	/* Now for each dcb allocate the dbs */
+	for (i = 0; i < FDMA_DCB_MAX; ++i) {
+		dcb = &rx->dcbs[i];
+		dcb->info = 0;
+
+		/* For each db allocate a page and map it to the DB dataptr. */
+		for (j = 0; j < FDMA_RX_DCB_MAX_DBS; ++j) {
+			db = &dcb->db[j];
+			page = lan966x_fdma_rx_alloc_page(rx, db);
+			if (!page)
+				return -ENOMEM;
+
+			db->status = 0;
+			rx->page[i][j] = page;
+		}
+
+		lan966x_fdma_rx_add_dcb(rx, dcb, rx->dma + sizeof(*dcb) * i);
+	}
+
+	return 0;
+}
+
+static void lan966x_fdma_rx_free(struct lan966x_rx *rx)
+{
+	struct lan966x *lan966x = rx->lan966x;
+	u32 size;
+
+	/* Now it is possible to do the cleanup of dcb */
+	size = sizeof(struct lan966x_tx_dcb) * FDMA_DCB_MAX;
+	size = ALIGN(size, PAGE_SIZE);
+	dma_free_coherent(lan966x->dev, size, rx->dcbs, rx->dma);
+}
+
+static void lan966x_fdma_rx_start(struct lan966x_rx *rx)
+{
+	struct lan966x *lan966x = rx->lan966x;
+	u32 mask;
+
+	/* When activating a channel, first is required to write the first DCB
+	 * address and then to activate it
+	 */
+	lan_wr(lower_32_bits((u64)rx->dma), lan966x,
+	       FDMA_DCB_LLP(rx->channel_id));
+	lan_wr(upper_32_bits((u64)rx->dma), lan966x,
+	       FDMA_DCB_LLP1(rx->channel_id));
+
+	lan_wr(FDMA_CH_CFG_CH_DCB_DB_CNT_SET(FDMA_RX_DCB_MAX_DBS) |
+	       FDMA_CH_CFG_CH_INTR_DB_EOF_ONLY_SET(1) |
+	       FDMA_CH_CFG_CH_INJ_PORT_SET(0) |
+	       FDMA_CH_CFG_CH_MEM_SET(1),
+	       lan966x, FDMA_CH_CFG(rx->channel_id));
+
+	/* Start fdma */
+	lan_rmw(FDMA_PORT_CTRL_XTR_STOP_SET(0),
+		FDMA_PORT_CTRL_XTR_STOP,
+		lan966x, FDMA_PORT_CTRL(0));
+
+	/* Enable interrupts */
+	mask = lan_rd(lan966x, FDMA_INTR_DB_ENA);
+	mask = FDMA_INTR_DB_ENA_INTR_DB_ENA_GET(mask);
+	mask |= BIT(rx->channel_id);
+	lan_rmw(FDMA_INTR_DB_ENA_INTR_DB_ENA_SET(mask),
+		FDMA_INTR_DB_ENA_INTR_DB_ENA,
+		lan966x, FDMA_INTR_DB_ENA);
+
+	/* Activate the channel */
+	lan_rmw(FDMA_CH_ACTIVATE_CH_ACTIVATE_SET(BIT(rx->channel_id)),
+		FDMA_CH_ACTIVATE_CH_ACTIVATE,
+		lan966x, FDMA_CH_ACTIVATE);
+}
+
+static void lan966x_fdma_rx_disable(struct lan966x_rx *rx)
+{
+	struct lan966x *lan966x = rx->lan966x;
+	u32 val;
+
+	/* Disable the channel */
+	lan_rmw(FDMA_CH_DISABLE_CH_DISABLE_SET(BIT(rx->channel_id)),
+		FDMA_CH_DISABLE_CH_DISABLE,
+		lan966x, FDMA_CH_DISABLE);
+
+	readx_poll_timeout_atomic(lan966x_fdma_channel_active, lan966x,
+				  val, !(val & BIT(rx->channel_id)),
+				  READL_SLEEP_US, READL_TIMEOUT_US);
+
+	lan_rmw(FDMA_CH_DB_DISCARD_DB_DISCARD_SET(BIT(rx->channel_id)),
+		FDMA_CH_DB_DISCARD_DB_DISCARD,
+		lan966x, FDMA_CH_DB_DISCARD);
+}
+
+static void lan966x_fdma_rx_reload(struct lan966x_rx *rx)
+{
+	struct lan966x *lan966x = rx->lan966x;
+
+	lan_rmw(FDMA_CH_RELOAD_CH_RELOAD_SET(BIT(rx->channel_id)),
+		FDMA_CH_RELOAD_CH_RELOAD,
+		lan966x, FDMA_CH_RELOAD);
+}
+
+static void lan966x_fdma_tx_add_dcb(struct lan966x_tx *tx,
+				    struct lan966x_tx_dcb *dcb)
+{
+	dcb->nextptr = FDMA_DCB_INVALID_DATA;
+	dcb->info = 0;
+}
+
+static int lan966x_fdma_tx_alloc(struct lan966x_tx *tx)
+{
+	struct lan966x *lan966x = tx->lan966x;
+	struct lan966x_tx_dcb *dcb;
+	struct lan966x_db *db;
+	int size;
+	int i, j;
+
+	tx->dcbs_buf = kcalloc(FDMA_DCB_MAX, sizeof(struct lan966x_tx_dcb_buf),
+			       GFP_KERNEL);
+	if (!tx->dcbs_buf)
+		return -ENOMEM;
+
+	/* calculate how many pages are needed to allocate the dcbs */
+	size = sizeof(struct lan966x_tx_dcb) * FDMA_DCB_MAX;
+	size = ALIGN(size, PAGE_SIZE);
+	tx->dcbs = dma_alloc_coherent(lan966x->dev, size, &tx->dma, GFP_KERNEL);
+	if (!tx->dcbs)
+		goto out;
+
+	/* Now for each dcb allocate the db */
+	for (i = 0; i < FDMA_DCB_MAX; ++i) {
+		dcb = &tx->dcbs[i];
+
+		for (j = 0; j < FDMA_TX_DCB_MAX_DBS; ++j) {
+			db = &dcb->db[j];
+			db->dataptr = 0;
+			db->status = 0;
+		}
+
+		lan966x_fdma_tx_add_dcb(tx, dcb);
+	}
+
+	return 0;
+
+out:
+	kfree(tx->dcbs_buf);
+	return -ENOMEM;
+}
+
+static void lan966x_fdma_tx_free(struct lan966x_tx *tx)
+{
+	struct lan966x *lan966x = tx->lan966x;
+	int size;
+
+	kfree(tx->dcbs_buf);
+
+	size = sizeof(struct lan966x_tx_dcb) * FDMA_DCB_MAX;
+	size = ALIGN(size, PAGE_SIZE);
+	dma_free_coherent(lan966x->dev, size, tx->dcbs, tx->dma);
+}
+
+static void lan966x_fdma_tx_activate(struct lan966x_tx *tx)
+{
+	struct lan966x *lan966x = tx->lan966x;
+	u32 mask;
+
+	/* When activating a channel, first is required to write the first DCB
+	 * address and then to activate it
+	 */
+	lan_wr(lower_32_bits((u64)tx->dma), lan966x,
+	       FDMA_DCB_LLP(tx->channel_id));
+	lan_wr(upper_32_bits((u64)tx->dma), lan966x,
+	       FDMA_DCB_LLP1(tx->channel_id));
+
+	lan_wr(FDMA_CH_CFG_CH_DCB_DB_CNT_SET(FDMA_TX_DCB_MAX_DBS) |
+	       FDMA_CH_CFG_CH_INTR_DB_EOF_ONLY_SET(1) |
+	       FDMA_CH_CFG_CH_INJ_PORT_SET(0) |
+	       FDMA_CH_CFG_CH_MEM_SET(1),
+	       lan966x, FDMA_CH_CFG(tx->channel_id));
+
+	/* Start fdma */
+	lan_rmw(FDMA_PORT_CTRL_INJ_STOP_SET(0),
+		FDMA_PORT_CTRL_INJ_STOP,
+		lan966x, FDMA_PORT_CTRL(0));
+
+	/* Enable interrupts */
+	mask = lan_rd(lan966x, FDMA_INTR_DB_ENA);
+	mask = FDMA_INTR_DB_ENA_INTR_DB_ENA_GET(mask);
+	mask |= BIT(tx->channel_id);
+	lan_rmw(FDMA_INTR_DB_ENA_INTR_DB_ENA_SET(mask),
+		FDMA_INTR_DB_ENA_INTR_DB_ENA,
+		lan966x, FDMA_INTR_DB_ENA);
+
+	/* Activate the channel */
+	lan_rmw(FDMA_CH_ACTIVATE_CH_ACTIVATE_SET(BIT(tx->channel_id)),
+		FDMA_CH_ACTIVATE_CH_ACTIVATE,
+		lan966x, FDMA_CH_ACTIVATE);
+}
+
+static void lan966x_fdma_tx_disable(struct lan966x_tx *tx)
+{
+	struct lan966x *lan966x = tx->lan966x;
+	u32 val;
+
+	/* Disable the channel */
+	lan_rmw(FDMA_CH_DISABLE_CH_DISABLE_SET(BIT(tx->channel_id)),
+		FDMA_CH_DISABLE_CH_DISABLE,
+		lan966x, FDMA_CH_DISABLE);
+
+	readx_poll_timeout_atomic(lan966x_fdma_channel_active, lan966x,
+				  val, !(val & BIT(tx->channel_id)),
+				  READL_SLEEP_US, READL_TIMEOUT_US);
+
+	lan_rmw(FDMA_CH_DB_DISCARD_DB_DISCARD_SET(BIT(tx->channel_id)),
+		FDMA_CH_DB_DISCARD_DB_DISCARD,
+		lan966x, FDMA_CH_DB_DISCARD);
+
+	tx->activated = false;
+}
+
+static void lan966x_fdma_tx_reload(struct lan966x_tx *tx)
+{
+	struct lan966x *lan966x = tx->lan966x;
+
+	/* Write the registers to reload the channel */
+	lan_rmw(FDMA_CH_RELOAD_CH_RELOAD_SET(BIT(tx->channel_id)),
+		FDMA_CH_RELOAD_CH_RELOAD,
+		lan966x, FDMA_CH_RELOAD);
+}
+
+static void lan966x_fdma_wakeup_netdev(struct lan966x *lan966x)
+{
+	struct lan966x_port *port;
+	int i;
+
+	for (i = 0; i < lan966x->num_phys_ports; ++i) {
+		port = lan966x->ports[i];
+		if (!port)
+			continue;
+
+		if (netif_queue_stopped(port->dev))
+			netif_wake_queue(port->dev);
+	}
+}
+
+static void lan966x_fdma_tx_clear_buf(struct lan966x *lan966x, int weight)
+{
+	struct lan966x_tx *tx = &lan966x->tx;
+	struct lan966x_tx_dcb_buf *dcb_buf;
+	struct lan966x_db *db;
+	unsigned long flags;
+	bool clear = false;
+	int i;
+
+	spin_lock_irqsave(&lan966x->tx_lock, flags);
+	for (i = 0; i < FDMA_DCB_MAX; ++i) {
+		dcb_buf = &tx->dcbs_buf[i];
+
+		if (!dcb_buf->used)
+			continue;
+
+		db = &tx->dcbs[i].db[0];
+		if (!(db->status & FDMA_DCB_STATUS_DONE))
+			continue;
+
+		dcb_buf->dev->stats.tx_packets++;
+		dcb_buf->dev->stats.tx_bytes += dcb_buf->skb->len;
+
+		dcb_buf->used = false;
+		dma_unmap_single(lan966x->dev,
+				 dcb_buf->dma_addr,
+				 dcb_buf->skb->len,
+				 DMA_TO_DEVICE);
+		if (!dcb_buf->ptp)
+			dev_kfree_skb_any(dcb_buf->skb);
+
+		clear = true;
+	}
+
+	if (clear)
+		lan966x_fdma_wakeup_netdev(lan966x);
+
+	spin_unlock_irqrestore(&lan966x->tx_lock, flags);
+}
+
+static bool lan966x_fdma_rx_more_frames(struct lan966x_rx *rx)
+{
+	struct lan966x_db *db;
+
+	/* Check if there is any data */
+	db = &rx->dcbs[rx->dcb_index].db[rx->db_index];
+	if (unlikely(!(db->status & FDMA_DCB_STATUS_DONE)))
+		return false;
+
+	return true;
+}
+
+static struct sk_buff *lan966x_fdma_rx_get_frame(struct lan966x_rx *rx)
+{
+	struct lan966x *lan966x = rx->lan966x;
+	u64 src_port, timestamp;
+	struct lan966x_db *db;
+	struct sk_buff *skb;
+	struct page *page;
+
+	/* Get the received frame and unmap it */
+	db = &rx->dcbs[rx->dcb_index].db[rx->db_index];
+	page = rx->page[rx->dcb_index][rx->db_index];
+	skb = build_skb(page_address(page), PAGE_SIZE << rx->page_order);
+	if (unlikely(!skb))
+		goto unmap_page;
+
+	dma_unmap_single(lan966x->dev, (dma_addr_t)db->dataptr,
+			 FDMA_DCB_STATUS_BLOCKL(db->status),
+			 DMA_FROM_DEVICE);
+	skb_put(skb, FDMA_DCB_STATUS_BLOCKL(db->status));
+
+	lan966x_ifh_get_src_port(skb->data, &src_port);
+	lan966x_ifh_get_timestamp(skb->data, &timestamp);
+
+	WARN_ON(src_port >= lan966x->num_phys_ports);
+
+	skb->dev = lan966x->ports[src_port]->dev;
+	skb_pull(skb, IFH_LEN * sizeof(u32));
+
+	if (likely(!(skb->dev->features & NETIF_F_RXFCS)))
+		skb_trim(skb, skb->len - ETH_FCS_LEN);
+
+	lan966x_ptp_rxtstamp(lan966x, skb, timestamp);
+	skb->protocol = eth_type_trans(skb, skb->dev);
+
+	if (lan966x->bridge_mask & BIT(src_port)) {
+		skb->offload_fwd_mark = 1;
+
+		skb_reset_network_header(skb);
+		if (!lan966x_hw_offload(lan966x, src_port, skb))
+			skb->offload_fwd_mark = 0;
+	}
+
+	skb->dev->stats.rx_bytes += skb->len;
+	skb->dev->stats.rx_packets++;
+
+	return skb;
+
+unmap_page:
+	dma_unmap_page(lan966x->dev, (dma_addr_t)db->dataptr,
+		       FDMA_DCB_STATUS_BLOCKL(db->status),
+		       DMA_FROM_DEVICE);
+	__free_pages(page, rx->page_order);
+
+	return NULL;
+}
+
+static int lan966x_fdma_napi_poll(struct napi_struct *napi, int weight)
+{
+	struct lan966x *lan966x = container_of(napi, struct lan966x, napi);
+	struct lan966x_rx *rx = &lan966x->rx;
+	int dcb_reload = rx->dcb_index;
+	struct lan966x_rx_dcb *old_dcb;
+	struct lan966x_db *db;
+	struct sk_buff *skb;
+	struct page *page;
+	int counter = 0;
+	u64 nextptr;
+
+	lan966x_fdma_tx_clear_buf(lan966x, weight);
+
+	/* Get all received skb */
+	while (counter < weight) {
+		if (!lan966x_fdma_rx_more_frames(rx))
+			break;
+
+		skb = lan966x_fdma_rx_get_frame(rx);
+
+		rx->page[rx->dcb_index][rx->db_index] = NULL;
+		rx->dcb_index++;
+		rx->dcb_index &= FDMA_DCB_MAX - 1;
+
+		if (!skb)
+			break;
+
+		napi_gro_receive(&lan966x->napi, skb);
+		counter++;
+	}
+
+	/* Allocate new pages and map them */
+	while (dcb_reload != rx->dcb_index) {
+		db = &rx->dcbs[dcb_reload].db[rx->db_index];
+		page = lan966x_fdma_rx_alloc_page(rx, db);
+		if (unlikely(!page))
+			break;
+		rx->page[dcb_reload][rx->db_index] = page;
+
+		old_dcb = &rx->dcbs[dcb_reload];
+		dcb_reload++;
+		dcb_reload &= FDMA_DCB_MAX - 1;
+
+		nextptr = rx->dma + ((unsigned long)old_dcb -
+				     (unsigned long)rx->dcbs);
+		lan966x_fdma_rx_add_dcb(rx, old_dcb, nextptr);
+		lan966x_fdma_rx_reload(rx);
+	}
+
+	if (counter < weight && napi_complete_done(napi, counter))
+		lan_wr(0xff, lan966x, FDMA_INTR_DB_ENA);
+
+	return counter;
+}
+
+irqreturn_t lan966x_fdma_irq_handler(int irq, void *args)
+{
+	struct lan966x *lan966x = args;
+	u32 db, err, err_type;
+
+	db = lan_rd(lan966x, FDMA_INTR_DB);
+	err = lan_rd(lan966x, FDMA_INTR_ERR);
+
+	if (db) {
+		lan_wr(0, lan966x, FDMA_INTR_DB_ENA);
+		lan_wr(db, lan966x, FDMA_INTR_DB);
+
+		napi_schedule(&lan966x->napi);
+	}
+
+	if (err) {
+		err_type = lan_rd(lan966x, FDMA_ERRORS);
+
+		WARN(1, "Unexpected error: %d, error_type: %d\n", err, err_type);
+
+		lan_wr(err, lan966x, FDMA_INTR_ERR);
+		lan_wr(err_type, lan966x, FDMA_ERRORS);
+	}
+
+	return IRQ_HANDLED;
+}
+
+static int lan966x_fdma_get_next_dcb(struct lan966x_tx *tx)
+{
+	struct lan966x_tx_dcb_buf *dcb_buf;
+	int i;
+
+	for (i = 0; i < FDMA_DCB_MAX; ++i) {
+		dcb_buf = &tx->dcbs_buf[i];
+		if (!dcb_buf->used && i != tx->last_in_use)
+			return i;
+	}
+
+	return -1;
+}
+
+int lan966x_fdma_xmit(struct sk_buff *skb, __be32 *ifh, struct net_device *dev)
+{
+	struct lan966x_port *port = netdev_priv(dev);
+	struct lan966x *lan966x = port->lan966x;
+	struct lan966x_tx_dcb_buf *next_dcb_buf;
+	struct lan966x_tx_dcb *next_dcb, *dcb;
+	struct lan966x_tx *tx = &lan966x->tx;
+	struct lan966x_db *next_db;
+	int needed_headroom;
+	int needed_tailroom;
+	dma_addr_t dma_addr;
+	int next_to_use;
+	int err;
+
+	/* Get next index */
+	next_to_use = lan966x_fdma_get_next_dcb(tx);
+	if (next_to_use < 0) {
+		netif_stop_queue(dev);
+		return NETDEV_TX_BUSY;
+	}
+
+	if (skb_put_padto(skb, ETH_ZLEN)) {
+		dev->stats.tx_dropped++;
+		return NETDEV_TX_OK;
+	}
+
+	/* skb processing */
+	needed_headroom = max_t(int, IFH_LEN * sizeof(u32) - skb_headroom(skb), 0);
+	needed_tailroom = max_t(int, ETH_FCS_LEN - skb_tailroom(skb), 0);
+	if (needed_headroom || needed_tailroom || skb_header_cloned(skb)) {
+		err = pskb_expand_head(skb, needed_headroom, needed_tailroom,
+				       GFP_ATOMIC);
+		if (unlikely(err)) {
+			dev->stats.tx_dropped++;
+			err = NETDEV_TX_OK;
+			goto release;
+		}
+	}
+
+	skb_tx_timestamp(skb);
+	skb_push(skb, IFH_LEN * sizeof(u32));
+	memcpy(skb->data, ifh, IFH_LEN * sizeof(u32));
+	skb_put(skb, 4);
+
+	dma_addr = dma_map_single(lan966x->dev, skb->data, skb->len,
+				  DMA_TO_DEVICE);
+	if (dma_mapping_error(lan966x->dev, dma_addr)) {
+		dev->stats.tx_dropped++;
+		err = NETDEV_TX_OK;
+		goto release;
+	}
+
+	/* Setup next dcb */
+	next_dcb = &tx->dcbs[next_to_use];
+	next_dcb->nextptr = FDMA_DCB_INVALID_DATA;
+
+	next_db = &next_dcb->db[0];
+	next_db->dataptr = dma_addr;
+	next_db->status = FDMA_DCB_STATUS_SOF |
+			  FDMA_DCB_STATUS_EOF |
+			  FDMA_DCB_STATUS_INTR |
+			  FDMA_DCB_STATUS_BLOCKO(0) |
+			  FDMA_DCB_STATUS_BLOCKL(skb->len);
+
+	/* Fill up the buffer */
+	next_dcb_buf = &tx->dcbs_buf[next_to_use];
+	next_dcb_buf->skb = skb;
+	next_dcb_buf->dma_addr = dma_addr;
+	next_dcb_buf->used = true;
+	next_dcb_buf->ptp = false;
+	next_dcb_buf->dev = dev;
+
+	if (skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP &&
+	    LAN966X_SKB_CB(skb)->rew_op == IFH_REW_OP_TWO_STEP_PTP)
+		next_dcb_buf->ptp = true;
+
+	if (likely(lan966x->tx.activated)) {
+		/* Connect current dcb to the next db */
+		dcb = &tx->dcbs[tx->last_in_use];
+		dcb->nextptr = tx->dma + (next_to_use *
+					  sizeof(struct lan966x_tx_dcb));
+
+		lan966x_fdma_tx_reload(tx);
+	} else {
+		/* Because it is first time, then just activate */
+		lan966x->tx.activated = true;
+		lan966x_fdma_tx_activate(tx);
+	}
+
+	/* Move to next dcb because this last in use */
+	tx->last_in_use = next_to_use;
+
+	return NETDEV_TX_OK;
+
+release:
+	if (skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP &&
+	    LAN966X_SKB_CB(skb)->rew_op == IFH_REW_OP_TWO_STEP_PTP)
+		lan966x_ptp_txtstamp_release(port, skb);
+
+	dev_kfree_skb_any(skb);
+	return err;
+}
+
+void lan966x_fdma_netdev_init(struct lan966x *lan966x, struct net_device *dev)
+{
+	if (lan966x->fdma_ndev)
+		return;
+
+	lan966x->fdma_ndev = dev;
+	netif_napi_add(dev, &lan966x->napi, lan966x_fdma_napi_poll,
+		       NAPI_POLL_WEIGHT);
+	napi_enable(&lan966x->napi);
+}
+
+void lan966x_fdma_netdev_deinit(struct lan966x *lan966x, struct net_device *dev)
+{
+	if (lan966x->fdma_ndev == dev) {
+		netif_napi_del(&lan966x->napi);
+		lan966x->fdma_ndev = NULL;
+	}
+}
+
+int lan966x_fdma_init(struct lan966x *lan966x)
+{
+	int err;
+
+	if (!lan966x->fdma)
+		return 0;
+
+	lan966x->rx.lan966x = lan966x;
+	lan966x->rx.channel_id = FDMA_XTR_CHANNEL;
+	lan966x->tx.lan966x = lan966x;
+	lan966x->tx.channel_id = FDMA_INJ_CHANNEL;
+	lan966x->tx.last_in_use = -1;
+
+	err = lan966x_fdma_rx_alloc(&lan966x->rx);
+	if (err)
+		return err;
+
+	err = lan966x_fdma_tx_alloc(&lan966x->tx);
+	if (err) {
+		lan966x_fdma_rx_free(&lan966x->rx);
+		return err;
+	}
+
+	lan966x_fdma_rx_start(&lan966x->rx);
+
+	return 0;
+}
+
+void lan966x_fdma_deinit(struct lan966x *lan966x)
+{
+	if (!lan966x->fdma)
+		return;
+
+	lan966x_fdma_rx_disable(&lan966x->rx);
+	lan966x_fdma_tx_disable(&lan966x->tx);
+
+	napi_synchronize(&lan966x->napi);
+	napi_disable(&lan966x->napi);
+
+	lan966x_fdma_rx_free_pages(&lan966x->rx);
+	lan966x_fdma_rx_free(&lan966x->rx);
+	lan966x_fdma_tx_free(&lan966x->tx);
+}
diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_main.c b/drivers/net/ethernet/microchip/lan966x/lan966x_main.c
index 03f0d149a80b..5424ea869985 100644
--- a/drivers/net/ethernet/microchip/lan966x/lan966x_main.c
+++ b/drivers/net/ethernet/microchip/lan966x/lan966x_main.c
@@ -341,7 +341,10 @@ static int lan966x_port_xmit(struct sk_buff *skb, struct net_device *dev)
 	}
 
 	spin_lock(&lan966x->tx_lock);
-	err = lan966x_port_ifh_xmit(skb, ifh, dev);
+	if (port->lan966x->fdma)
+		err = lan966x_fdma_xmit(skb, ifh, dev);
+	else
+		err = lan966x_port_ifh_xmit(skb, ifh, dev);
 	spin_unlock(&lan966x->tx_lock);
 
 	return err;
@@ -643,6 +646,9 @@ static void lan966x_cleanup_ports(struct lan966x *lan966x)
 		if (port->dev)
 			unregister_netdev(port->dev);
 
+		if (lan966x->fdma && lan966x->fdma_ndev == port->dev)
+			lan966x_fdma_netdev_deinit(lan966x, port->dev);
+
 		if (port->phylink) {
 			rtnl_lock();
 			lan966x_port_stop(port->dev);
@@ -662,6 +668,9 @@ static void lan966x_cleanup_ports(struct lan966x *lan966x)
 		disable_irq(lan966x->ana_irq);
 		lan966x->ana_irq = -ENXIO;
 	}
+
+	if (lan966x->fdma)
+		devm_free_irq(lan966x->dev, lan966x->fdma_irq, lan966x);
 }
 
 static int lan966x_probe_port(struct lan966x *lan966x, u32 p,
@@ -790,12 +799,12 @@ static void lan966x_init(struct lan966x *lan966x)
 	/* Do byte-swap and expect status after last data word
 	 * Extraction: Mode: manual extraction) | Byte_swap
 	 */
-	lan_wr(QS_XTR_GRP_CFG_MODE_SET(1) |
+	lan_wr(QS_XTR_GRP_CFG_MODE_SET(lan966x->fdma ? 2 : 1) |
 	       QS_XTR_GRP_CFG_BYTE_SWAP_SET(1),
 	       lan966x, QS_XTR_GRP_CFG(0));
 
 	/* Injection: Mode: manual injection | Byte_swap */
-	lan_wr(QS_INJ_GRP_CFG_MODE_SET(1) |
+	lan_wr(QS_INJ_GRP_CFG_MODE_SET(lan966x->fdma ? 2 : 1) |
 	       QS_INJ_GRP_CFG_BYTE_SWAP_SET(1),
 	       lan966x, QS_INJ_GRP_CFG(0));
 
@@ -1017,6 +1026,17 @@ static int lan966x_probe(struct platform_device *pdev)
 		lan966x->ptp = 1;
 	}
 
+	lan966x->fdma_irq = platform_get_irq_byname(pdev, "fdma");
+	if (lan966x->fdma_irq > 0) {
+		err = devm_request_irq(&pdev->dev, lan966x->fdma_irq,
+				       lan966x_fdma_irq_handler, 0,
+				       "fdma irq", lan966x);
+		if (err)
+			return dev_err_probe(&pdev->dev, err, "Unable to use fdma irq");
+
+		lan966x->fdma = true;
+	}
+
 	/* init switch */
 	lan966x_init(lan966x);
 	lan966x_stats_init(lan966x);
@@ -1055,8 +1075,15 @@ static int lan966x_probe(struct platform_device *pdev)
 	if (err)
 		goto cleanup_fdb;
 
+	err = lan966x_fdma_init(lan966x);
+	if (err)
+		goto cleanup_ptp;
+
 	return 0;
 
+cleanup_ptp:
+	lan966x_ptp_deinit(lan966x);
+
 cleanup_fdb:
 	lan966x_fdb_deinit(lan966x);
 
@@ -1076,6 +1103,7 @@ static int lan966x_remove(struct platform_device *pdev)
 {
 	struct lan966x *lan966x = platform_get_drvdata(pdev);
 
+	lan966x_fdma_deinit(lan966x);
 	lan966x_cleanup_ports(lan966x);
 
 	cancel_delayed_work_sync(&lan966x->stats_work);
diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_main.h b/drivers/net/ethernet/microchip/lan966x/lan966x_main.h
index b692c612f235..1ab20b6ec278 100644
--- a/drivers/net/ethernet/microchip/lan966x/lan966x_main.h
+++ b/drivers/net/ethernet/microchip/lan966x/lan966x_main.h
@@ -61,6 +61,22 @@
 #define IFH_REW_OP_ONE_STEP_PTP		0x3
 #define IFH_REW_OP_TWO_STEP_PTP		0x4
 
+#define FDMA_RX_DCB_MAX_DBS		1
+#define FDMA_TX_DCB_MAX_DBS		1
+#define FDMA_DCB_INFO_DATAL(x)		((x) & GENMASK(15, 0))
+
+#define FDMA_DCB_STATUS_BLOCKL(x)	((x) & GENMASK(15, 0))
+#define FDMA_DCB_STATUS_SOF		BIT(16)
+#define FDMA_DCB_STATUS_EOF		BIT(17)
+#define FDMA_DCB_STATUS_INTR		BIT(18)
+#define FDMA_DCB_STATUS_DONE		BIT(19)
+#define FDMA_DCB_STATUS_BLOCKO(x)	(((x) << 20) & GENMASK(31, 20))
+#define FDMA_DCB_INVALID_DATA		0x1
+
+#define FDMA_XTR_CHANNEL		6
+#define FDMA_INJ_CHANNEL		0
+#define FDMA_DCB_MAX			512
+
 /* MAC table entry types.
  * ENTRYTYPE_NORMAL is subject to aging.
  * ENTRYTYPE_LOCKED is not subject to aging.
@@ -76,6 +92,83 @@ enum macaccess_entry_type {
 
 struct lan966x_port;
 
+struct lan966x_db {
+	u64 dataptr;
+	u64 status;
+};
+
+struct lan966x_rx_dcb {
+	u64 nextptr;
+	u64 info;
+	struct lan966x_db db[FDMA_RX_DCB_MAX_DBS];
+};
+
+struct lan966x_tx_dcb {
+	u64 nextptr;
+	u64 info;
+	struct lan966x_db db[FDMA_TX_DCB_MAX_DBS];
+};
+
+struct lan966x_rx {
+	struct lan966x *lan966x;
+
+	/* Pointer to the array of hardware dcbs. */
+	struct lan966x_rx_dcb *dcbs;
+
+	/* Pointer to the last address in the dcbs. */
+	struct lan966x_rx_dcb *last_entry;
+
+	/* For each DB, there is a page */
+	struct page *page[FDMA_DCB_MAX][FDMA_RX_DCB_MAX_DBS];
+
+	/* Represents the db_index, it can have a value between 0 and
+	 * FDMA_RX_DCB_MAX_DBS, once it reaches the value of FDMA_RX_DCB_MAX_DBS
+	 * it means that the DCB can be reused.
+	 */
+	int db_index;
+
+	/* Represents the index in the dcbs. It has a value between 0 and
+	 * FDMA_DCB_MAX
+	 */
+	int dcb_index;
+
+	/* Represents the dma address to the dcbs array */
+	dma_addr_t dma;
+
+	/* Represents the page order that is used to allocate the pages for the
+	 * RX buffers. This value is calculated based on max MTU of the devices.
+	 */
+	u8 page_order;
+
+	u8 channel_id;
+};
+
+struct lan966x_tx_dcb_buf {
+	struct net_device *dev;
+	struct sk_buff *skb;
+	dma_addr_t dma_addr;
+	bool used;
+	bool ptp;
+};
+
+struct lan966x_tx {
+	struct lan966x *lan966x;
+
+	/* Pointer to the dcb list */
+	struct lan966x_tx_dcb *dcbs;
+	u16 last_in_use;
+
+	/* Represents the DMA address to the first entry of the dcb entries. */
+	dma_addr_t dma;
+
+	/* Array of dcbs that are given to the HW */
+	struct lan966x_tx_dcb_buf *dcbs_buf;
+
+	u8 channel_id;
+
+	bool activated;
+};
+
 struct lan966x_stat_layout {
 	u32 offset;
 	char name[ETH_GSTRING_LEN];
@@ -137,6 +230,7 @@ struct lan966x {
 	int xtr_irq;
 	int ana_irq;
 	int ptp_irq;
+	int fdma_irq;
 
 	/* worqueue for fdb */
 	struct workqueue_struct *fdb_work;
@@ -153,6 +247,13 @@ struct lan966x {
 	spinlock_t ptp_ts_id_lock; /* lock for ts_id */
 	struct mutex ptp_lock; /* lock for ptp interface state */
 	u16 ptp_skbs;
+
+	/* fdma */
+	bool fdma;
+	struct net_device *fdma_ndev;
+	struct lan966x_rx rx;
+	struct lan966x_tx tx;
+	struct napi_struct napi;
 };
 
 struct lan966x_port_config {
@@ -292,6 +393,13 @@ void lan966x_ptp_txtstamp_release(struct lan966x_port *port,
 				  struct sk_buff *skb);
 irqreturn_t lan966x_ptp_irq_handler(int irq, void *args);
 
+int lan966x_fdma_xmit(struct sk_buff *skb, __be32 *ifh, struct net_device *dev);
+void lan966x_fdma_netdev_init(struct lan966x *lan966x, struct net_device *dev);
+void lan966x_fdma_netdev_deinit(struct lan966x *lan966x, struct net_device *dev);
+int lan966x_fdma_init(struct lan966x *lan966x);
+void lan966x_fdma_deinit(struct lan966x *lan966x);
+irqreturn_t lan966x_fdma_irq_handler(int irq, void *args);
+
 static inline void __iomem *lan_addr(void __iomem *base[],
 				     int id, int tinst, int tcnt,
 				     int gbase, int ginst,
diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_port.c b/drivers/net/ethernet/microchip/lan966x/lan966x_port.c
index 237555845a52..f141644e4372 100644
--- a/drivers/net/ethernet/microchip/lan966x/lan966x_port.c
+++ b/drivers/net/ethernet/microchip/lan966x/lan966x_port.c
@@ -393,6 +393,9 @@ void lan966x_port_init(struct lan966x_port *port)
 
 	lan966x_port_config_down(port);
 
+	if (lan966x->fdma)
+		lan966x_fdma_netdev_init(lan966x, port->dev);
+
 	if (config->portmode != PHY_INTERFACE_MODE_QSGMII)
 		return;
 
