diff --git a/drivers/net/ethernet/microchip/lan966x/Makefile b/drivers/net/ethernet/microchip/lan966x/Makefile
index ec1a1fa8b0d5..040cfff9f577 100644
--- a/drivers/net/ethernet/microchip/lan966x/Makefile
+++ b/drivers/net/ethernet/microchip/lan966x/Makefile
@@ -7,4 +7,4 @@ 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_vlan.o lan966x_fdb.o lan966x_mdb.o
diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_main.c b/drivers/net/ethernet/microchip/lan966x/lan966x_main.c
index 2c6bf7b0afdf..2cb70da63db3 100644
--- a/drivers/net/ethernet/microchip/lan966x/lan966x_main.c
+++ b/drivers/net/ethernet/microchip/lan966x/lan966x_main.c
@@ -926,6 +926,7 @@ static int lan966x_probe(struct platform_device *pdev)
 		lan966x_port_init(lan966x->ports[p]);
 	}
 
+	lan966x_mdb_init(lan966x);
 	err = lan966x_fdb_init(lan966x);
 	if (err)
 		goto cleanup_ports;
@@ -955,6 +956,7 @@ static int lan966x_remove(struct platform_device *pdev)
 	mutex_destroy(&lan966x->stats_lock);
 
 	lan966x_mac_purge_entries(lan966x);
+	lan966x_mdb_deinit(lan966x);
 	lan966x_fdb_deinit(lan966x);
 
 	return 0;
diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_main.h b/drivers/net/ethernet/microchip/lan966x/lan966x_main.h
index 190d62ced3fd..b6c9ec7b5253 100644
--- a/drivers/net/ethernet/microchip/lan966x/lan966x_main.h
+++ b/drivers/net/ethernet/microchip/lan966x/lan966x_main.h
@@ -107,6 +107,10 @@ struct lan966x {
 	/* worqueue for fdb */
 	struct workqueue_struct *fdb_work;
 	struct list_head fdb_entries;
+
+	/* mdb */
+	struct list_head mdb_entries;
+	struct list_head pgid_entries;
 };
 
 struct lan966x_port_config {
@@ -213,6 +217,15 @@ int lan966x_handle_fdb(struct net_device *dev,
 		       unsigned long event, const void *ctx,
 		       const struct switchdev_notifier_fdb_info *fdb_info);
 
+void lan966x_mdb_init(struct lan966x *lan966x);
+void lan966x_mdb_deinit(struct lan966x *lan966x);
+int lan966x_handle_port_mdb_add(struct lan966x_port *port,
+				const struct switchdev_obj *obj);
+int lan966x_handle_port_mdb_del(struct lan966x_port *port,
+				const struct switchdev_obj *obj);
+void lan966x_mdb_erase_entries(struct lan966x *lan966x, u16 vid);
+void lan966x_mdb_write_entries(struct lan966x *lan966x, u16 vid);
+
 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_mdb.c b/drivers/net/ethernet/microchip/lan966x/lan966x_mdb.c
new file mode 100644
index 000000000000..0caee4103406
--- /dev/null
+++ b/drivers/net/ethernet/microchip/lan966x/lan966x_mdb.c
@@ -0,0 +1,487 @@
+// SPDX-License-Identifier: GPL-2.0+
+
+#include <net/switchdev.h>
+
+#include "lan966x_main.h"
+
+struct lan966x_pgid_entry {
+	struct list_head list;
+	int index;
+	refcount_t refcount;
+	u16 ports;
+};
+
+struct lan966x_mdb_entry {
+	struct list_head list;
+	unsigned char mac[ETH_ALEN];
+	u16 vid;
+	u16 ports;
+	struct lan966x_pgid_entry *pgid;
+	u8 cpu_copy;
+};
+
+void lan966x_mdb_init(struct lan966x *lan966x)
+{
+	INIT_LIST_HEAD(&lan966x->mdb_entries);
+	INIT_LIST_HEAD(&lan966x->pgid_entries);
+}
+
+static void lan966x_mdb_purge_mdb_entries(struct lan966x *lan966x)
+{
+	struct lan966x_mdb_entry *mdb_entry, *tmp;
+
+	list_for_each_entry_safe(mdb_entry, tmp, &lan966x->mdb_entries, list) {
+		list_del(&mdb_entry->list);
+		kfree(mdb_entry);
+	}
+}
+
+static void lan966x_mdb_purge_pgid_entries(struct lan966x *lan966x)
+{
+	struct lan966x_pgid_entry *pgid_entry, *tmp;
+
+	list_for_each_entry_safe(pgid_entry, tmp, &lan966x->pgid_entries, list) {
+		list_del(&pgid_entry->list);
+		kfree(pgid_entry);
+	}
+}
+
+void lan966x_mdb_deinit(struct lan966x *lan966x)
+{
+	lan966x_mdb_purge_mdb_entries(lan966x);
+	lan966x_mdb_purge_pgid_entries(lan966x);
+}
+
+static struct lan966x_mdb_entry *
+lan966x_mdb_entry_get(struct lan966x *lan966x,
+		      const unsigned char *mac,
+		      u16 vid)
+{
+	struct lan966x_mdb_entry *mdb_entry;
+
+	list_for_each_entry(mdb_entry, &lan966x->mdb_entries, list) {
+		if (ether_addr_equal(mdb_entry->mac, mac) &&
+		    mdb_entry->vid == vid)
+			return mdb_entry;
+	}
+
+	return NULL;
+}
+
+static struct lan966x_mdb_entry *
+lan966x_mdb_entry_add(struct lan966x *lan966x,
+		      const struct switchdev_obj_port_mdb *mdb)
+{
+	struct lan966x_mdb_entry *mdb_entry;
+
+	mdb_entry = kzalloc(sizeof(*mdb_entry), GFP_KERNEL);
+	if (!mdb_entry)
+		return ERR_PTR(-ENOMEM);
+
+	ether_addr_copy(mdb_entry->mac, mdb->addr);
+	mdb_entry->vid = mdb->vid;
+
+	list_add_tail(&mdb_entry->list, &lan966x->mdb_entries);
+
+	return mdb_entry;
+}
+
+static void lan966x_mdb_encode_mac(unsigned char *mac,
+				   struct lan966x_mdb_entry *mdb_entry,
+				   enum macaccess_entry_type type)
+{
+	ether_addr_copy(mac, mdb_entry->mac);
+
+	if (type == ENTRYTYPE_MACV4) {
+		mac[0] = 0;
+		mac[1] = mdb_entry->ports >> 8;
+		mac[2] = mdb_entry->ports & 0xff;
+	} else if (type == ENTRYTYPE_MACV6) {
+		mac[0] = mdb_entry->ports >> 8;
+		mac[1] = mdb_entry->ports & 0xff;
+	}
+}
+
+static int lan966x_mdb_ip_add(struct lan966x_port *port,
+			      const struct switchdev_obj_port_mdb *mdb,
+			      enum macaccess_entry_type type)
+{
+	bool cpu_port = netif_is_bridge_master(mdb->obj.orig_dev);
+	struct lan966x *lan966x = port->lan966x;
+	struct lan966x_mdb_entry *mdb_entry;
+	unsigned char mac[ETH_ALEN];
+	bool cpu_copy = false;
+
+	mdb_entry = lan966x_mdb_entry_get(lan966x, mdb->addr, mdb->vid);
+	if (!mdb_entry) {
+		mdb_entry = lan966x_mdb_entry_add(lan966x, mdb);
+		if (IS_ERR(mdb_entry))
+			return PTR_ERR(mdb_entry);
+	} else {
+		lan966x_mdb_encode_mac(mac, mdb_entry, type);
+		lan966x_mac_forget(lan966x, mac, mdb_entry->vid, type);
+	}
+
+	if (cpu_port)
+		mdb_entry->cpu_copy++;
+	else
+		mdb_entry->ports |= BIT(port->chip_port);
+
+	/* Copy the frame to CPU only if the CPU is in the VLAN */
+	if (lan966x_vlan_cpu_member_cpu_vlan_mask(lan966x, mdb_entry->vid) &&
+	    mdb_entry->cpu_copy)
+		cpu_copy = true;
+
+	lan966x_mdb_encode_mac(mac, mdb_entry, type);
+	return lan966x_mac_ip_learn(lan966x, cpu_copy,
+				    mac, mdb_entry->vid, type);
+}
+
+static int lan966x_mdb_ip_del(struct lan966x_port *port,
+			      const struct switchdev_obj_port_mdb *mdb,
+			      enum macaccess_entry_type type)
+{
+	bool cpu_port = netif_is_bridge_master(mdb->obj.orig_dev);
+	struct lan966x *lan966x = port->lan966x;
+	struct lan966x_mdb_entry *mdb_entry;
+	unsigned char mac[ETH_ALEN];
+
+	mdb_entry = lan966x_mdb_entry_get(lan966x, mdb->addr, mdb->vid);
+	if (!mdb_entry)
+		return -ENOENT;
+
+	lan966x_mdb_encode_mac(mac, mdb_entry, type);
+	lan966x_mac_forget(lan966x, mac, mdb_entry->vid, type);
+
+	if (cpu_port)
+		mdb_entry->cpu_copy--;
+	else
+		mdb_entry->ports &= ~BIT(port->chip_port);
+
+	if (!mdb_entry->ports && !mdb_entry->cpu_copy) {
+		list_del(&mdb_entry->list);
+		kfree(mdb_entry);
+		return 0;
+	}
+
+	lan966x_mdb_encode_mac(mac, mdb_entry, type);
+	return lan966x_mac_ip_learn(lan966x, mdb_entry->cpu_copy,
+				    mac, mdb_entry->vid, type);
+}
+
+static struct lan966x_pgid_entry *
+lan966x_pgid_entry_add(struct lan966x *lan966x, int index, u16 ports)
+{
+	struct lan966x_pgid_entry *pgid_entry;
+
+	pgid_entry = kzalloc(sizeof(*pgid_entry), GFP_KERNEL);
+	if (!pgid_entry)
+		return ERR_PTR(-ENOMEM);
+
+	pgid_entry->ports = ports;
+	pgid_entry->index = index;
+	refcount_set(&pgid_entry->refcount, 1);
+
+	list_add_tail(&pgid_entry->list, &lan966x->pgid_entries);
+
+	return pgid_entry;
+}
+
+static struct lan966x_pgid_entry *
+lan966x_pgid_entry_get(struct lan966x *lan966x,
+		       struct lan966x_mdb_entry *mdb_entry)
+{
+	struct lan966x_pgid_entry *pgid_entry;
+	int index;
+
+	/* Try to find an existing pgid that uses the same ports as the
+	 * mdb_entry
+	 */
+	list_for_each_entry(pgid_entry, &lan966x->pgid_entries, list) {
+		if (pgid_entry->ports == mdb_entry->ports) {
+			refcount_inc(&pgid_entry->refcount);
+			return pgid_entry;
+		}
+	}
+
+	/* Try to find an empty pgid entry and allocate one in case it finds it,
+	 * otherwise it means that there are no more resources
+	 */
+	for (index = PGID_FIRST; index < PGID_LAST; index++) {
+		bool used = false;
+
+		list_for_each_entry(pgid_entry, &lan966x->pgid_entries, list) {
+			if (pgid_entry->index == index) {
+				used = true;
+				break;
+			}
+		}
+
+		if (!used)
+			return lan966x_pgid_entry_add(lan966x, index,
+						      mdb_entry->ports);
+	}
+
+	return ERR_PTR(-ENOSPC);
+}
+
+static void lan966x_pgid_entry_del(struct lan966x *lan966x,
+				   struct lan966x_pgid_entry *pgid_entry)
+{
+	if (!refcount_dec_and_test(&pgid_entry->refcount))
+		return;
+
+	list_del(&pgid_entry->list);
+	kfree(pgid_entry);
+}
+
+static int lan966x_mdb_l2_add(struct lan966x_port *port,
+			      const struct switchdev_obj_port_mdb *mdb,
+			      enum macaccess_entry_type type)
+{
+	bool cpu_port = netif_is_bridge_master(mdb->obj.orig_dev);
+	struct lan966x *lan966x = port->lan966x;
+	struct lan966x_pgid_entry *pgid_entry;
+	struct lan966x_mdb_entry *mdb_entry;
+	unsigned char mac[ETH_ALEN];
+
+	mdb_entry = lan966x_mdb_entry_get(lan966x, mdb->addr, mdb->vid);
+	if (!mdb_entry) {
+		mdb_entry = lan966x_mdb_entry_add(lan966x, mdb);
+		if (IS_ERR(mdb_entry))
+			return PTR_ERR(mdb_entry);
+	} else {
+		lan966x_pgid_entry_del(lan966x, mdb_entry->pgid);
+		lan966x_mdb_encode_mac(mac, mdb_entry, type);
+		lan966x_mac_forget(lan966x, mac, mdb_entry->vid, type);
+	}
+
+	if (cpu_port) {
+		mdb_entry->ports |= BIT(CPU_PORT);
+		mdb_entry->cpu_copy++;
+	} else {
+		mdb_entry->ports |= BIT(port->chip_port);
+	}
+
+	pgid_entry = lan966x_pgid_entry_get(lan966x, mdb_entry);
+	if (IS_ERR(pgid_entry)) {
+		list_del(&mdb_entry->list);
+		kfree(mdb_entry);
+		return PTR_ERR(pgid_entry);
+	}
+	mdb_entry->pgid = pgid_entry;
+
+	/* Copy the frame to CPU only if the CPU is in the VLAN */
+	if (!lan966x_vlan_cpu_member_cpu_vlan_mask(lan966x, mdb_entry->vid) &&
+	    mdb_entry->cpu_copy)
+		mdb_entry->ports &= BIT(CPU_PORT);
+
+	lan_rmw(ANA_PGID_PGID_SET(mdb_entry->ports),
+		ANA_PGID_PGID,
+		lan966x, ANA_PGID(pgid_entry->index));
+
+	return lan966x_mac_learn(lan966x, pgid_entry->index, mdb_entry->mac,
+				 mdb_entry->vid, type);
+}
+
+static int lan966x_mdb_l2_del(struct lan966x_port *port,
+			      const struct switchdev_obj_port_mdb *mdb,
+			      enum macaccess_entry_type type)
+{
+	bool cpu_port = netif_is_bridge_master(mdb->obj.orig_dev);
+	struct lan966x *lan966x = port->lan966x;
+	struct lan966x_pgid_entry *pgid_entry;
+	struct lan966x_mdb_entry *mdb_entry;
+	unsigned char mac[ETH_ALEN];
+
+	mdb_entry = lan966x_mdb_entry_get(lan966x, mdb->addr, mdb->vid);
+	if (!mdb_entry)
+		return -ENOENT;
+
+	lan966x_mdb_encode_mac(mac, mdb_entry, type);
+	lan966x_mac_forget(lan966x, mac, mdb_entry->vid, type);
+	lan966x_pgid_entry_del(lan966x, mdb_entry->pgid);
+
+	if (cpu_port) {
+		mdb_entry->cpu_copy--;
+		if (!mdb_entry->cpu_copy)
+			mdb_entry->ports &= ~BIT(CPU_PORT);
+	} else {
+		mdb_entry->ports &= ~BIT(port->chip_port);
+	}
+
+	if (!mdb_entry->ports) {
+		list_del(&mdb_entry->list);
+		kfree(mdb_entry);
+		return 0;
+	}
+
+	pgid_entry = lan966x_pgid_entry_get(lan966x, mdb_entry);
+	if (IS_ERR(pgid_entry)) {
+		list_del(&mdb_entry->list);
+		kfree(mdb_entry);
+		return PTR_ERR(pgid_entry);
+	}
+	mdb_entry->pgid = pgid_entry;
+
+	lan_rmw(ANA_PGID_PGID_SET(mdb_entry->ports),
+		ANA_PGID_PGID,
+		lan966x, ANA_PGID(pgid_entry->index));
+
+	return lan966x_mac_learn(lan966x, pgid_entry->index, mdb_entry->mac,
+				 mdb_entry->vid, type);
+}
+
+static enum macaccess_entry_type
+lan966x_mdb_classify(const unsigned char *mac)
+{
+	if (mac[0] == 0x01 && mac[1] == 0x00 && mac[2] == 0x5e)
+		return ENTRYTYPE_MACV4;
+	if (mac[0] == 0x33 && mac[1] == 0x33)
+		return ENTRYTYPE_MACV6;
+	return ENTRYTYPE_LOCKED;
+}
+
+int lan966x_handle_port_mdb_add(struct lan966x_port *port,
+				const struct switchdev_obj *obj)
+{
+	const struct switchdev_obj_port_mdb *mdb = SWITCHDEV_OBJ_PORT_MDB(obj);
+	enum macaccess_entry_type type;
+
+	/* Split the way the entries are added for ipv4/ipv6 and for l2. The
+	 * reason is that for ipv4/ipv6 it doesn't require to use any pgid
+	 * entry, while for l2 is required to use pgid entries
+	 */
+	type = lan966x_mdb_classify(mdb->addr);
+	if (type == ENTRYTYPE_MACV4 || type == ENTRYTYPE_MACV6)
+		return lan966x_mdb_ip_add(port, mdb, type);
+
+	return lan966x_mdb_l2_add(port, mdb, type);
+}
+
+int lan966x_handle_port_mdb_del(struct lan966x_port *port,
+				const struct switchdev_obj *obj)
+{
+	const struct switchdev_obj_port_mdb *mdb = SWITCHDEV_OBJ_PORT_MDB(obj);
+	enum macaccess_entry_type type;
+
+	/* Split the way the entries are removed for ipv4/ipv6 and for l2. The
+	 * reason is that for ipv4/ipv6 it doesn't require to use any pgid
+	 * entry, while for l2 is required to use pgid entries
+	 */
+	type = lan966x_mdb_classify(mdb->addr);
+	if (type == ENTRYTYPE_MACV4 || type == ENTRYTYPE_MACV6)
+		return lan966x_mdb_ip_del(port, mdb, type);
+
+	return lan966x_mdb_l2_del(port, mdb, type);
+}
+
+static void lan966x_mdb_ip_cpu_copy(struct lan966x *lan966x,
+				    struct lan966x_mdb_entry *mdb_entry,
+				    enum macaccess_entry_type type)
+{
+	unsigned char mac[ETH_ALEN];
+
+	lan966x_mdb_encode_mac(mac, mdb_entry, type);
+	lan966x_mac_forget(lan966x, mac, mdb_entry->vid, type);
+	lan966x_mac_ip_learn(lan966x, true, mac, mdb_entry->vid, type);
+}
+
+static void lan966x_mdb_l2_cpu_copy(struct lan966x *lan966x,
+				    struct lan966x_mdb_entry *mdb_entry,
+				    enum macaccess_entry_type type)
+{
+	struct lan966x_pgid_entry *pgid_entry;
+	unsigned char mac[ETH_ALEN];
+
+	lan966x_pgid_entry_del(lan966x, mdb_entry->pgid);
+	lan966x_mdb_encode_mac(mac, mdb_entry, type);
+	lan966x_mac_forget(lan966x, mac, mdb_entry->vid, type);
+
+	mdb_entry->ports |= BIT(CPU_PORT);
+
+	pgid_entry = lan966x_pgid_entry_get(lan966x, mdb_entry);
+	if (IS_ERR(pgid_entry))
+		return;
+
+	mdb_entry->pgid = pgid_entry;
+
+	lan_rmw(ANA_PGID_PGID_SET(mdb_entry->ports),
+		ANA_PGID_PGID,
+		lan966x, ANA_PGID(pgid_entry->index));
+
+	lan966x_mac_learn(lan966x, pgid_entry->index, mdb_entry->mac,
+			  mdb_entry->vid, type);
+}
+
+void lan966x_mdb_write_entries(struct lan966x *lan966x, u16 vid)
+{
+	struct lan966x_mdb_entry *mdb_entry;
+	enum macaccess_entry_type type;
+
+	list_for_each_entry(mdb_entry, &lan966x->mdb_entries, list) {
+		if (mdb_entry->vid != vid || !mdb_entry->cpu_copy)
+			continue;
+
+		type = lan966x_mdb_classify(mdb_entry->mac);
+		if (type == ENTRYTYPE_MACV4 || type == ENTRYTYPE_MACV6)
+			lan966x_mdb_ip_cpu_copy(lan966x, mdb_entry, type);
+		else
+			lan966x_mdb_l2_cpu_copy(lan966x, mdb_entry, type);
+	}
+}
+
+static void lan966x_mdb_ip_cpu_remove(struct lan966x *lan966x,
+				      struct lan966x_mdb_entry *mdb_entry,
+				      enum macaccess_entry_type type)
+{
+	unsigned char mac[ETH_ALEN];
+
+	lan966x_mdb_encode_mac(mac, mdb_entry, type);
+	lan966x_mac_forget(lan966x, mac, mdb_entry->vid, type);
+	lan966x_mac_ip_learn(lan966x, false, mac, mdb_entry->vid, type);
+}
+
+static void lan966x_mdb_l2_cpu_remove(struct lan966x *lan966x,
+				      struct lan966x_mdb_entry *mdb_entry,
+				      enum macaccess_entry_type type)
+{
+	struct lan966x_pgid_entry *pgid_entry;
+	unsigned char mac[ETH_ALEN];
+
+	lan966x_pgid_entry_del(lan966x, mdb_entry->pgid);
+	lan966x_mdb_encode_mac(mac, mdb_entry, type);
+	lan966x_mac_forget(lan966x, mac, mdb_entry->vid, type);
+
+	mdb_entry->ports &= ~BIT(CPU_PORT);
+
+	pgid_entry = lan966x_pgid_entry_get(lan966x, mdb_entry);
+	if (IS_ERR(pgid_entry))
+		return;
+
+	mdb_entry->pgid = pgid_entry;
+
+	lan_rmw(ANA_PGID_PGID_SET(mdb_entry->ports),
+		ANA_PGID_PGID,
+		lan966x, ANA_PGID(pgid_entry->index));
+
+	lan966x_mac_learn(lan966x, pgid_entry->index, mdb_entry->mac,
+			  mdb_entry->vid, type);
+}
+
+void lan966x_mdb_erase_entries(struct lan966x *lan966x, u16 vid)
+{
+	struct lan966x_mdb_entry *mdb_entry;
+	enum macaccess_entry_type type;
+
+	list_for_each_entry(mdb_entry, &lan966x->mdb_entries, list) {
+		if (mdb_entry->vid != vid || !mdb_entry->cpu_copy)
+			continue;
+
+		type = lan966x_mdb_classify(mdb_entry->mac);
+		if (type == ENTRYTYPE_MACV4 || type == ENTRYTYPE_MACV6)
+			lan966x_mdb_ip_cpu_remove(lan966x, mdb_entry, type);
+		else
+			lan966x_mdb_l2_cpu_remove(lan966x, mdb_entry, type);
+	}
+}
diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_switchdev.c b/drivers/net/ethernet/microchip/lan966x/lan966x_switchdev.c
index deb3dd5be67a..7de55f6a4da8 100644
--- a/drivers/net/ethernet/microchip/lan966x/lan966x_switchdev.c
+++ b/drivers/net/ethernet/microchip/lan966x/lan966x_switchdev.c
@@ -438,6 +438,10 @@ static int lan966x_handle_port_obj_add(struct net_device *dev, const void *ctx,
 	case SWITCHDEV_OBJ_ID_PORT_VLAN:
 		err = lan966x_handle_port_vlan_add(port, obj);
 		break;
+	case SWITCHDEV_OBJ_ID_PORT_MDB:
+	case SWITCHDEV_OBJ_ID_HOST_MDB:
+		err = lan966x_handle_port_mdb_add(port, obj);
+		break;
 	default:
 		err = -EOPNOTSUPP;
 		break;
@@ -473,6 +477,10 @@ static int lan966x_handle_port_obj_del(struct net_device *dev, const void *ctx,
 	case SWITCHDEV_OBJ_ID_PORT_VLAN:
 		err = lan966x_handle_port_vlan_del(port, obj);
 		break;
+	case SWITCHDEV_OBJ_ID_PORT_MDB:
+	case SWITCHDEV_OBJ_ID_HOST_MDB:
+		err = lan966x_handle_port_mdb_del(port, obj);
+		break;
 	default:
 		err = -EOPNOTSUPP;
 		break;
diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_vlan.c b/drivers/net/ethernet/microchip/lan966x/lan966x_vlan.c
index 057f48ddf22c..8d7260cd7da9 100644
--- a/drivers/net/ethernet/microchip/lan966x/lan966x_vlan.c
+++ b/drivers/net/ethernet/microchip/lan966x/lan966x_vlan.c
@@ -219,6 +219,7 @@ void lan966x_vlan_port_add_vlan(struct lan966x_port *port,
 	if (lan966x_vlan_cpu_member_cpu_vlan_mask(lan966x, vid)) {
 		lan966x_vlan_cpu_add_vlan_mask(lan966x, vid);
 		lan966x_fdb_write_entries(lan966x, vid);
+		lan966x_mdb_write_entries(lan966x, vid);
 	}
 
 	lan966x_vlan_port_set_vid(port, vid, pvid, untagged);
@@ -241,6 +242,7 @@ void lan966x_vlan_port_del_vlan(struct lan966x_port *port, u16 vid)
 	if (!lan966x_vlan_port_any_vlan_mask(lan966x, vid)) {
 		lan966x_vlan_cpu_del_vlan_mask(lan966x, vid);
 		lan966x_fdb_erase_entries(lan966x, vid);
+		lan966x_mdb_erase_entries(lan966x, vid);
 	}
 }
 
@@ -254,8 +256,10 @@ void lan966x_vlan_cpu_add_vlan(struct lan966x *lan966x, u16 vid)
 	 * information so when a front port is added then it would add also the
 	 * CPU port.
 	 */
-	if (lan966x_vlan_port_any_vlan_mask(lan966x, vid))
+	if (lan966x_vlan_port_any_vlan_mask(lan966x, vid)) {
 		lan966x_vlan_cpu_add_vlan_mask(lan966x, vid);
+		lan966x_mdb_write_entries(lan966x, vid);
+	}
 
 	lan966x_vlan_cpu_add_cpu_vlan_mask(lan966x, vid);
 	lan966x_fdb_write_entries(lan966x, vid);
@@ -267,6 +271,7 @@ void lan966x_vlan_cpu_del_vlan(struct lan966x *lan966x, u16 vid)
 	lan966x_vlan_cpu_del_cpu_vlan_mask(lan966x, vid);
 	lan966x_vlan_cpu_del_vlan_mask(lan966x, vid);
 	lan966x_fdb_erase_entries(lan966x, vid);
+	lan966x_mdb_erase_entries(lan966x, vid);
 }
 
 void lan966x_vlan_init(struct lan966x *lan966x)
