diff --git a/drivers/net/dsa/ocelot/Kconfig b/drivers/net/dsa/ocelot/Kconfig
index a5b7cca03d09..38763b829b17 100644
--- a/drivers/net/dsa/ocelot/Kconfig
+++ b/drivers/net/dsa/ocelot/Kconfig
@@ -12,3 +12,15 @@ config NET_DSA_MSCC_FELIX
 	  the Vitesse / Microsemi / Microchip Ocelot family of switching cores.
 	  It is embedded as a PCIe function of the NXP LS1028A ENETC integrated
 	  endpoint.
+
+config NET_DSA_MSCC_SEVILLE
+	tristate "Ocelot / Seville Ethernet switch support"
+	depends on NET_DSA
+	depends on NET_VENDOR_MICROSEMI
+	depends on NET_VENDOR_FREESCALE
+	select MSCC_OCELOT_SWITCH
+	select NET_DSA_TAG_OCELOT
+	help
+	  This driver supports the VSC9953 network switch, which is a member of
+	  the Vitesse / Microsemi / Microchip Ocelot family of switching cores.
+	  It is embedded inside the NXP T1040 SoC.
diff --git a/drivers/net/dsa/ocelot/Makefile b/drivers/net/dsa/ocelot/Makefile
index 37ad403e0b2a..17b1ccdcbf17 100644
--- a/drivers/net/dsa/ocelot/Makefile
+++ b/drivers/net/dsa/ocelot/Makefile
@@ -4,3 +4,9 @@ obj-$(CONFIG_NET_DSA_MSCC_FELIX) += mscc_felix.o
 mscc_felix-objs := \
 	felix.o \
 	felix_vsc9959.o
+
+obj-$(CONFIG_NET_DSA_MSCC_SEVILLE) += mscc_seville.o
+
+mscc_seville-objs := \
+	seville.o \
+	seville_vsc9953.o
diff --git a/drivers/net/dsa/ocelot/seville.c b/drivers/net/dsa/ocelot/seville.c
new file mode 100644
index 000000000000..bc9c62d2d994
--- /dev/null
+++ b/drivers/net/dsa/ocelot/seville.c
@@ -0,0 +1,742 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Distributed Switch Architecture VSC9953 driver
+ * Copyright (C) 2020, Maxim Kochetkov <fido_max@inbox.ru>
+ */
+#include <uapi/linux/if_bridge.h>
+#include <soc/mscc/ocelot_qsys.h>
+#include <soc/mscc/ocelot_sys.h>
+#include <soc/mscc/ocelot_dev.h>
+#include <soc/mscc/ocelot_ana.h>
+#include <soc/mscc/ocelot.h>
+#include <linux/packing.h>
+#include <linux/module.h>
+#include <linux/of_net.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
+#include <net/pkt_sched.h>
+#include <net/dsa.h>
+#include "seville.h"
+
+static enum dsa_tag_protocol seville_get_tag_protocol(struct dsa_switch *ds,
+						      int port,
+						      enum dsa_tag_protocol mp)
+{
+	return DSA_TAG_PROTO_OCELOT;
+}
+
+static int seville_set_ageing_time(struct dsa_switch *ds,
+				   unsigned int ageing_time)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	ocelot_set_ageing_time(ocelot, ageing_time);
+
+	return 0;
+}
+
+static int seville_fdb_dump(struct dsa_switch *ds, int port,
+			    dsa_fdb_dump_cb_t *cb, void *data)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	return ocelot_fdb_dump(ocelot, port, cb, data);
+}
+
+static int seville_fdb_add(struct dsa_switch *ds, int port,
+			   const unsigned char *addr, u16 vid)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	return ocelot_fdb_add(ocelot, port, addr, vid);
+}
+
+static int seville_fdb_del(struct dsa_switch *ds, int port,
+			   const unsigned char *addr, u16 vid)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	return ocelot_fdb_del(ocelot, port, addr, vid);
+}
+
+static void seville_bridge_stp_state_set(struct dsa_switch *ds, int port,
+				         u8 state)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	return ocelot_bridge_stp_state_set(ocelot, port, state);
+}
+
+static int seville_bridge_join(struct dsa_switch *ds, int port,
+			       struct net_device *br)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	return ocelot_port_bridge_join(ocelot, port, br);
+}
+
+static void seville_bridge_leave(struct dsa_switch *ds, int port,
+			         struct net_device *br)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	ocelot_port_bridge_leave(ocelot, port, br);
+}
+
+/* This callback needs to be present */
+static int seville_vlan_prepare(struct dsa_switch *ds, int port,
+			        const struct switchdev_obj_port_vlan *vlan)
+{
+	return 0;
+}
+
+static int seville_vlan_filtering(struct dsa_switch *ds, int port, bool enabled)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	ocelot_port_vlan_filtering(ocelot, port, enabled);
+
+	return 0;
+}
+
+static void seville_vlan_add(struct dsa_switch *ds, int port,
+			     const struct switchdev_obj_port_vlan *vlan)
+{
+	struct ocelot *ocelot = ds->priv;
+	u16 flags = vlan->flags;
+	u16 vid;
+	int err;
+
+	if (dsa_is_cpu_port(ds, port))
+		flags &= ~BRIDGE_VLAN_INFO_UNTAGGED;
+
+	for (vid = vlan->vid_begin; vid <= vlan->vid_end; vid++) {
+		err = ocelot_vlan_add(ocelot, port, vid,
+				      flags & BRIDGE_VLAN_INFO_PVID,
+				      flags & BRIDGE_VLAN_INFO_UNTAGGED);
+		if (err) {
+			dev_err(ds->dev, "Failed to add VLAN %d to port %d: %d\n",
+				vid, port, err);
+			return;
+		}
+	}
+}
+
+static int seville_vlan_del(struct dsa_switch *ds, int port,
+			    const struct switchdev_obj_port_vlan *vlan)
+{
+	struct ocelot *ocelot = ds->priv;
+	u16 vid;
+	int err;
+
+	for (vid = vlan->vid_begin; vid <= vlan->vid_end; vid++) {
+		err = ocelot_vlan_del(ocelot, port, vid);
+		if (err) {
+			dev_err(ds->dev, "Failed to remove VLAN %d from port %d: %d\n",
+				vid, port, err);
+			return err;
+		}
+	}
+	return 0;
+}
+
+static int seville_port_enable(struct dsa_switch *ds, int port,
+			       struct phy_device *phy)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	ocelot_port_enable(ocelot, port, phy);
+
+	return 0;
+}
+
+static void seville_port_disable(struct dsa_switch *ds, int port)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	return ocelot_port_disable(ocelot, port);
+}
+
+static void seville_phylink_validate(struct dsa_switch *ds, int port,
+				     unsigned long *supported,
+				     struct phylink_link_state *state)
+{
+	struct ocelot *ocelot = ds->priv;
+	struct ocelot_port *ocelot_port = ocelot->ports[port];
+	__ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, };
+
+	if (state->interface != PHY_INTERFACE_MODE_NA &&
+	    state->interface != ocelot_port->phy_mode) {
+		bitmap_zero(supported, __ETHTOOL_LINK_MODE_MASK_NBITS);
+		return;
+	}
+
+	/* No half-duplex. */
+	phylink_set_port_modes(mask);
+	phylink_set(mask, Autoneg);
+	phylink_set(mask, Pause);
+	phylink_set(mask, Asym_Pause);
+	phylink_set(mask, 10baseT_Full);
+	phylink_set(mask, 100baseT_Full);
+	phylink_set(mask, 1000baseT_Full);
+
+	if (state->interface == PHY_INTERFACE_MODE_INTERNAL ||
+	    state->interface == PHY_INTERFACE_MODE_2500BASEX) {
+		phylink_set(mask, 2500baseT_Full);
+		phylink_set(mask, 2500baseX_Full);
+	}
+
+	bitmap_and(supported, supported, mask,
+		   __ETHTOOL_LINK_MODE_MASK_NBITS);
+	bitmap_and(state->advertising, state->advertising, mask,
+		   __ETHTOOL_LINK_MODE_MASK_NBITS);
+}
+
+static int seville_phylink_mac_pcs_get_state(struct dsa_switch *ds, int port,
+					     struct phylink_link_state *state)
+{
+	struct ocelot *ocelot = ds->priv;
+	struct seville *seville = ocelot_to_seville(ocelot);
+
+	if (seville->info->pcs_link_state)
+		seville->info->pcs_link_state(ocelot, port, state);
+
+	return 0;
+}
+
+static void seville_phylink_mac_config(struct dsa_switch *ds, int port,
+				       unsigned int link_an_mode,
+				       const struct phylink_link_state *state)
+{
+	struct ocelot *ocelot = ds->priv;
+	struct ocelot_port *ocelot_port = ocelot->ports[port];
+	struct seville *seville = ocelot_to_seville(ocelot);
+
+	if (port == 8 || port == 9) {
+		ocelot_write_gix(ocelot, ANA_PFC_PFC_CFG_FC_LINK_SPEED(OCELOT_SPEED_2500),
+			 ANA_PFC_PFC_CFG, port);
+		/* Flow control */
+		ocelot_write_rix(ocelot, SYS_MAC_FC_CFG_PAUSE_VAL_CFG(0xffff) |
+				 SYS_MAC_FC_CFG_RX_FC_ENA |
+				 SYS_MAC_FC_CFG_TX_FC_ENA |
+				 SYS_MAC_FC_CFG_ZERO_PAUSE_ENA |
+				 SYS_MAC_FC_CFG_FC_LATENCY_CFG(0x7) |
+				 SYS_MAC_FC_CFG_FC_LINK_SPEED(OCELOT_SPEED_2500),
+				 SYS_MAC_FC_CFG, port);
+	} else {
+		ocelot_write_gix(ocelot,
+				 ANA_PFC_PFC_CFG_FC_LINK_SPEED(OCELOT_SPEED_1000),
+				 ANA_PFC_PFC_CFG, port);
+		/* Flow control */
+		ocelot_write_rix(ocelot, SYS_MAC_FC_CFG_PAUSE_VAL_CFG(0xffff) |
+				 SYS_MAC_FC_CFG_RX_FC_ENA |
+				 SYS_MAC_FC_CFG_TX_FC_ENA |
+				 SYS_MAC_FC_CFG_ZERO_PAUSE_ENA |
+				 SYS_MAC_FC_CFG_FC_LATENCY_CFG(0x7) |
+				 SYS_MAC_FC_CFG_FC_LINK_SPEED(OCELOT_SPEED_1000),
+				 SYS_MAC_FC_CFG, port);
+	}
+
+	ocelot_port_writel(ocelot_port, DEV_CLOCK_CFG_LINK_SPEED(OCELOT_SPEED_1000),
+			   DEV_CLOCK_CFG);
+
+	/* Enable MAC module */
+	ocelot_port_writel(ocelot_port, DEV_MAC_ENA_CFG_RX_ENA |
+			   DEV_MAC_ENA_CFG_TX_ENA, DEV_MAC_ENA_CFG);
+
+	if (seville->info->pcs_init)
+		seville->info->pcs_init(ocelot, port, link_an_mode, state);
+}
+
+static void seville_phylink_mac_an_restart(struct dsa_switch *ds, int port)
+{
+	struct ocelot *ocelot = ds->priv;
+	struct seville *seville = ocelot_to_seville(ocelot);
+
+	if (seville->info->pcs_an_restart)
+		seville->info->pcs_an_restart(ocelot, port);
+}
+
+static void seville_phylink_mac_link_down(struct dsa_switch *ds, int port,
+					  unsigned int link_an_mode,
+					  phy_interface_t interface)
+{
+	struct ocelot *ocelot = ds->priv;
+	struct ocelot_port *ocelot_port = ocelot->ports[port];
+
+	ocelot_port_writel(ocelot_port, 0, DEV_MAC_ENA_CFG);
+	ocelot_fields_write(ocelot, port, QSYS_SWITCH_PORT_MODE_PORT_ENA, 0);
+}
+
+static void seville_phylink_mac_link_up(struct dsa_switch *ds, int port,
+					unsigned int link_an_mode,
+					phy_interface_t interface,
+					struct phy_device *phydev,
+					int speed, int duplex,
+					bool tx_pause, bool rx_pause)
+{
+	struct ocelot *ocelot = ds->priv;
+	struct ocelot_port *ocelot_port = ocelot->ports[port];
+
+	/* Enable MAC module */
+	ocelot_port_writel(ocelot_port, DEV_MAC_ENA_CFG_RX_ENA |
+			   DEV_MAC_ENA_CFG_TX_ENA, DEV_MAC_ENA_CFG);
+
+	/* Enable receiving frames on the port, and activate auto-learning of
+	 * MAC addresses.
+	 */
+	ocelot_write_gix(ocelot, ANA_PORT_PORT_CFG_LEARNAUTO |
+			 ANA_PORT_PORT_CFG_RECV_ENA |
+			 ANA_PORT_PORT_CFG_PORTID_VAL(port),
+			 ANA_PORT_PORT_CFG, port);
+
+	/* Core: Enable port for frame transfer */
+	ocelot_fields_write(ocelot, port, QSYS_SWITCH_PORT_MODE_INGRESS_DROP_MODE, 1);
+	ocelot_fields_write(ocelot, port, QSYS_SWITCH_PORT_MODE_PORT_ENA, 1);
+}
+
+static void seville_get_strings(struct dsa_switch *ds, int port,
+				u32 stringset, u8 *data)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	return ocelot_get_strings(ocelot, port, stringset, data);
+}
+
+static void seville_get_ethtool_stats(struct dsa_switch *ds, int port,
+				      u64 *data)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	ocelot_get_ethtool_stats(ocelot, port, data);
+}
+
+static int seville_get_sset_count(struct dsa_switch *ds, int port, int sset)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	return ocelot_get_sset_count(ocelot, port, sset);
+}
+
+static int seville_parse_ports_node(struct seville *seville,
+				    struct device_node *ports_node,
+				    phy_interface_t *port_phy_modes)
+{
+	struct ocelot *ocelot = &seville->ocelot;
+	struct device *dev = seville->ocelot.dev;
+	struct device_node *child;
+
+	for_each_available_child_of_node(ports_node, child) {
+		phy_interface_t phy_mode;
+		u32 port;
+		int err;
+
+		/* Get switch port number from DT */
+		if (of_property_read_u32(child, "reg", &port) < 0) {
+			dev_err(dev, "Port number not defined in device tree "
+				"(property \"reg\")\n");
+			of_node_put(child);
+			return -ENODEV;
+		}
+
+		/* Get PHY mode from DT */
+		err = of_get_phy_mode(child, &phy_mode);
+		if (err) {
+			dev_err(dev, "Failed to read phy-mode or "
+				"phy-interface-type property for port %d\n",
+				port);
+			of_node_put(child);
+			return -ENODEV;
+		}
+
+		err = seville->info->prevalidate_phy_mode(ocelot, port,
+							  phy_mode);
+		if (err < 0) {
+			dev_err(dev, "Unsupported PHY mode %s on port %d\n",
+				phy_modes(phy_mode), port);
+			return err;
+		}
+
+		port_phy_modes[port] = phy_mode;
+	}
+
+	return 0;
+}
+
+static int seville_parse_dt(struct seville *seville,
+			    phy_interface_t *port_phy_modes)
+{
+	struct device *dev = seville->ocelot.dev;
+	struct device_node *switch_node;
+	struct device_node *ports_node;
+	int err;
+
+	switch_node = dev->of_node;
+
+	ports_node = of_get_child_by_name(switch_node, "ports");
+	if (!ports_node) {
+		dev_err(dev, "Incorrect bindings: absent \"ports\" node\n");
+		return -ENODEV;
+	}
+
+	err = seville_parse_ports_node(seville, ports_node, port_phy_modes);
+	of_node_put(ports_node);
+
+	return err;
+}
+
+static int seville_init_structs(struct seville *seville, int num_phys_ports)
+{
+	struct ocelot *ocelot = &seville->ocelot;
+	phy_interface_t *port_phy_modes;
+	struct resource res;
+	int port, i, err;
+
+	ocelot->num_phys_ports = num_phys_ports;
+	ocelot->ports = devm_kcalloc(ocelot->dev, num_phys_ports,
+				     sizeof(struct ocelot_port *), GFP_KERNEL);
+	if (!ocelot->ports)
+		return -ENOMEM;
+
+	ocelot->map		= seville->info->map;
+	ocelot->stats_layout	= seville->info->stats_layout;
+	ocelot->num_stats	= seville->info->num_stats;
+	ocelot->shared_queue_sz	= seville->info->shared_queue_sz;
+	ocelot->num_mact_rows	= seville->info->num_mact_rows;
+	ocelot->vcap_is2_keys	= seville->info->vcap_is2_keys;
+	ocelot->vcap_is2_actions = seville->info->vcap_is2_actions;
+	ocelot->vcap		= seville->info->vcap;
+	ocelot->ops		= seville->info->ops;
+
+	port_phy_modes = kcalloc(num_phys_ports, sizeof(phy_interface_t),
+				 GFP_KERNEL);
+	if (!port_phy_modes)
+		return -ENOMEM;
+
+	err = seville_parse_dt(seville, port_phy_modes);
+	if (err) {
+		kfree(port_phy_modes);
+		return err;
+	}
+
+	for (i = 0; i < TARGET_MAX; i++) {
+		struct regmap *target;
+
+		if (!seville->info->target_io_res[i].name)
+			continue;
+
+		memcpy(&res, &seville->info->target_io_res[i], sizeof(res));
+		res.flags = IORESOURCE_MEM;
+		res.start += seville->switch_base;
+		res.end += seville->switch_base;
+
+		target = ocelot_regmap_init(ocelot, &res);
+		if (IS_ERR(target)) {
+			dev_err(ocelot->dev,
+				"Failed to map device memory space\n");
+			kfree(port_phy_modes);
+			return PTR_ERR(target);
+		}
+
+		ocelot->targets[i] = target;
+	}
+
+	err = ocelot_regfields_init(ocelot, seville->info->regfields);
+	if (err) {
+		dev_err(ocelot->dev, "failed to init reg fields map\n");
+		kfree(port_phy_modes);
+		return err;
+	}
+
+	for (port = 0; port < num_phys_ports; port++) {
+		struct ocelot_port *ocelot_port;
+		struct regmap *target;
+		u64 bypass, dest, src;
+		u8 *template;
+
+		ocelot_port = devm_kzalloc(ocelot->dev,
+					   sizeof(struct ocelot_port),
+					   GFP_KERNEL);
+		if (!ocelot_port) {
+			dev_err(ocelot->dev,
+				"failed to allocate port memory\n");
+			kfree(port_phy_modes);
+			return -ENOMEM;
+		}
+
+		memcpy(&res, &seville->info->port_io_res[port], sizeof(res));
+		res.flags = IORESOURCE_MEM;
+		res.start += seville->switch_base;
+		res.end += seville->switch_base;
+
+		target = ocelot_regmap_init(ocelot, &res);
+		if (IS_ERR(target)) {
+			dev_err(ocelot->dev,
+				"Failed to map memory space for port %d\n",
+				port);
+			kfree(port_phy_modes);
+			return PTR_ERR(target);
+		}
+
+		template = devm_kzalloc(ocelot->dev, OCELOT_TAG_LEN,
+					GFP_KERNEL);
+		if (!template) {
+			dev_err(ocelot->dev,
+				"Failed to allocate memory for DSA tag\n");
+			kfree(port_phy_modes);
+			return -ENOMEM;
+		}
+
+		/* Set the source port as the CPU port module and not the
+		 * NPI port
+		 */
+		src = ocelot->num_phys_ports;
+		dest = BIT(port);
+		bypass = true;
+
+		packing(template, &bypass, 127, 127, OCELOT_TAG_LEN, PACK, 0);
+		packing(template, &dest,    67,  57, OCELOT_TAG_LEN, PACK, 0);
+		packing(template, &src,     46,  43, OCELOT_TAG_LEN, PACK, 0);
+
+		ocelot_port->phy_mode = port_phy_modes[port];
+		ocelot_port->ocelot = ocelot;
+		ocelot_port->target = target;
+		ocelot_port->xmit_template = template;
+		ocelot->ports[port] = ocelot_port;
+	}
+
+	kfree(port_phy_modes);
+
+	if (seville->info->mdio_bus_alloc) {
+		err = seville->info->mdio_bus_alloc(ocelot);
+		if (err < 0)
+			return err;
+	}
+
+	return 0;
+}
+
+static int seville_setup(struct dsa_switch *ds)
+{
+	struct ocelot *ocelot = ds->priv;
+	struct seville *seville = ocelot_to_seville(ocelot);
+	int port, err;
+
+	err = seville_init_structs(seville, ds->num_ports);
+	if (err)
+		return err;
+
+	ocelot_init(ocelot);
+
+	for (port = 0; port < ds->num_ports; port++) {
+		ocelot_init_port(ocelot, port);
+		if (dsa_is_cpu_port(ds, port))
+			ocelot_configure_cpu(ocelot, port,
+					     OCELOT_TAG_PREFIX_NONE,
+					     OCELOT_TAG_PREFIX_LONG);
+	}
+
+	ocelot_write_rix(ocelot,
+			 ANA_PGID_PGID_PGID(GENMASK(ocelot->num_phys_ports, 0)),
+			 ANA_PGID_PGID, PGID_UC);
+
+	ds->mtu_enforcement_ingress = true;
+	ds->configure_vlan_while_not_filtering = true;
+	return 0;
+}
+
+static void seville_teardown(struct dsa_switch *ds)
+{
+	struct ocelot *ocelot = ds->priv;
+	struct seville *seville = ocelot_to_seville(ocelot);
+
+	if (seville->info->mdio_bus_free)
+		seville->info->mdio_bus_free(ocelot);
+
+	/* stop workqueue thread */
+	ocelot_deinit(ocelot);
+}
+
+static int seville_change_mtu(struct dsa_switch *ds, int port, int new_mtu)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	ocelot_port_set_maxlen(ocelot, port, new_mtu);
+
+	return 0;
+}
+
+static int seville_get_max_mtu(struct dsa_switch *ds, int port)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	return ocelot_get_max_mtu(ocelot, port);
+}
+
+static int seville_cls_flower_add(struct dsa_switch *ds, int port,
+				struct flow_cls_offload *cls, bool ingress)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	return ocelot_cls_flower_replace(ocelot, port, cls, ingress);
+}
+
+static int seville_cls_flower_del(struct dsa_switch *ds, int port,
+				struct flow_cls_offload *cls, bool ingress)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	return ocelot_cls_flower_destroy(ocelot, port, cls, ingress);
+}
+
+static int seville_cls_flower_stats(struct dsa_switch *ds, int port,
+				  struct flow_cls_offload *cls, bool ingress)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	return ocelot_cls_flower_stats(ocelot, port, cls, ingress);
+}
+
+static int seville_port_policer_add(struct dsa_switch *ds, int port,
+				  struct dsa_mall_policer_tc_entry *policer)
+{
+	struct ocelot *ocelot = ds->priv;
+	struct ocelot_policer pol = {
+		.rate = div_u64(policer->rate_bytes_per_sec, 1000) * 8,
+		.burst = div_u64(policer->rate_bytes_per_sec *
+				 PSCHED_NS2TICKS(policer->burst),
+				 PSCHED_TICKS_PER_SEC),
+	};
+
+	return ocelot_port_policer_add(ocelot, port, &pol);
+}
+
+static void seville_port_policer_del(struct dsa_switch *ds, int port)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	ocelot_port_policer_del(ocelot, port);
+}
+
+static const struct dsa_switch_ops seville_switch_ops = {
+	.get_tag_protocol	= seville_get_tag_protocol,
+	.setup			= seville_setup,
+	.teardown		= seville_teardown,
+	.set_ageing_time	= seville_set_ageing_time,
+	.get_strings		= seville_get_strings,
+	.get_ethtool_stats	= seville_get_ethtool_stats,
+	.get_sset_count		= seville_get_sset_count,
+	.phylink_validate	= seville_phylink_validate,
+	.phylink_mac_link_state	= seville_phylink_mac_pcs_get_state,
+	.phylink_mac_config	= seville_phylink_mac_config,
+	.phylink_mac_an_restart	= seville_phylink_mac_an_restart,
+	.phylink_mac_link_down	= seville_phylink_mac_link_down,
+	.phylink_mac_link_up	= seville_phylink_mac_link_up,
+	.port_enable		= seville_port_enable,
+	.port_disable		= seville_port_disable,
+	.port_fdb_dump		= seville_fdb_dump,
+	.port_fdb_add		= seville_fdb_add,
+	.port_fdb_del		= seville_fdb_del,
+	.port_bridge_join	= seville_bridge_join,
+	.port_bridge_leave	= seville_bridge_leave,
+	.port_stp_state_set	= seville_bridge_stp_state_set,
+	.port_vlan_prepare	= seville_vlan_prepare,
+	.port_vlan_filtering	= seville_vlan_filtering,
+	.port_vlan_add		= seville_vlan_add,
+	.port_vlan_del		= seville_vlan_del,
+	.port_change_mtu	= seville_change_mtu,
+	.port_max_mtu		= seville_get_max_mtu,
+	.port_policer_add	= seville_port_policer_add,
+	.port_policer_del	= seville_port_policer_del,
+	.cls_flower_add		= seville_cls_flower_add,
+	.cls_flower_del		= seville_cls_flower_del,
+	.cls_flower_stats	= seville_cls_flower_stats,
+};
+
+static int seville_probe(struct platform_device *pdev)
+{
+	struct dsa_switch *ds;
+	struct ocelot *ocelot;
+	struct seville *seville;
+	struct resource *res;
+	int err;
+
+	seville = kzalloc(sizeof(struct seville), GFP_KERNEL);
+	if (!seville) {
+		err = -ENOMEM;
+		dev_err(&pdev->dev, "Failed to allocate driver memory\n");
+		goto err_alloc_seville;
+	}
+
+	platform_set_drvdata(pdev, seville);
+
+	ocelot = &seville->ocelot;
+	ocelot->dev = &pdev->dev;
+	seville->pdev = pdev;
+	seville->info = &seville_info_vsc9953;
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+
+	seville->switch_base = res->start;
+
+	ds = kzalloc(sizeof(struct dsa_switch), GFP_KERNEL);
+	if (!ds) {
+		err = -ENOMEM;
+		dev_err(&pdev->dev, "Failed to allocate DSA switch\n");
+		goto err_alloc_ds;
+	}
+
+	ds->dev = &pdev->dev;
+	ds->num_ports = seville->info->num_ports;
+	ds->ops = &seville_switch_ops;
+	ds->priv = ocelot;
+	seville->ds = ds;
+
+	err = dsa_register_switch(ds);
+	if (err) {
+		dev_err(&pdev->dev, "Failed to register DSA switch: %d\n", err);
+		goto err_register_ds;
+	}
+
+	return 0;
+
+err_register_ds:
+	kfree(ds);
+err_alloc_ds:
+err_alloc_seville:
+	kfree(seville);
+	return err;
+}
+
+static int seville_remove(struct platform_device *pdev)
+{
+	struct seville *seville;
+
+	seville = platform_get_drvdata(pdev);
+
+	dsa_unregister_switch(seville->ds);
+
+	kfree(seville->ds);
+	kfree(seville);
+
+	return 0;
+}
+
+static const struct of_device_id seville_of_match[] = {
+	{ .compatible = "mscc,vsc9953-switch" },
+	{ },
+};
+MODULE_DEVICE_TABLE(of, seville_of_match);
+
+static struct platform_driver seville_driver = {
+	.probe		= seville_probe,
+	.remove		= seville_remove,
+	.driver = {
+		.name		= KBUILD_MODNAME,
+		.of_match_table	= of_match_ptr(seville_of_match),
+	},
+};
+module_platform_driver(seville_driver);
+
+MODULE_LICENSE("GPL v2");
+MODULE_AUTHOR("Maxim Kochetkov <fido_max@inbox.ru>");
+MODULE_DESCRIPTION("Seville Switch driver");
diff --git a/drivers/net/dsa/ocelot/seville.h b/drivers/net/dsa/ocelot/seville.h
new file mode 100644
index 000000000000..242e7ce27de9
--- /dev/null
+++ b/drivers/net/dsa/ocelot/seville.h
@@ -0,0 +1,50 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Distributed Switch Architecture VSC9953 driver
+ * Copyright (C) 2020, Maxim Kochetkov <fido_max@inbox.ru>
+ */
+#ifndef _MSCC_SEVILLE_H
+#define _MSCC_SEVILLE_H
+
+#define ocelot_to_seville(o)		container_of((o), struct seville, ocelot)
+
+/* Platform-specific information */
+struct seville_info {
+	const struct resource		*target_io_res;
+	const struct resource		*port_io_res;
+	const struct reg_field		*regfields;
+	const u32 *const		*map;
+	const struct ocelot_ops		*ops;
+	int				shared_queue_sz;
+	int				num_mact_rows;
+	const struct ocelot_stat_layout	*stats_layout;
+	unsigned int			num_stats;
+	int				num_ports;
+	struct vcap_field		*vcap_is2_keys;
+	struct vcap_field		*vcap_is2_actions;
+	const struct vcap_props		*vcap;
+	int	(*mdio_bus_alloc)(struct ocelot *ocelot);
+	void	(*mdio_bus_free)(struct ocelot *ocelot);
+	void	(*pcs_init)(struct ocelot *ocelot, int port,
+			    unsigned int link_an_mode,
+			    const struct phylink_link_state *state);
+	void	(*pcs_an_restart)(struct ocelot *ocelot, int port);
+	void	(*pcs_link_state)(struct ocelot *ocelot, int port,
+				  struct phylink_link_state *state);
+	int	(*prevalidate_phy_mode)(struct ocelot *ocelot, int port,
+					phy_interface_t phy_mode);
+};
+
+extern struct seville_info		seville_info_vsc9953;
+
+/* DSA glue / front-end for struct ocelot */
+struct seville {
+	struct dsa_switch		*ds;
+	struct platform_device			*pdev;
+	struct seville_info		*info;
+	struct ocelot			ocelot;
+	resource_size_t switch_base;
+	struct mii_bus			*imdio;
+	struct phy_device		**pcs;
+};
+
+#endif
diff --git a/drivers/net/dsa/ocelot/seville_vsc9953.c b/drivers/net/dsa/ocelot/seville_vsc9953.c
new file mode 100644
index 000000000000..e40d3a318a14
--- /dev/null
+++ b/drivers/net/dsa/ocelot/seville_vsc9953.c
@@ -0,0 +1,1064 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/* Distributed Switch Architecture VSC9953 driver
+ * Copyright (C) 2020, Maxim Kochetkov <fido_max@inbox.ru>
+ */
+#include <linux/types.h>
+#include <soc/mscc/ocelot_vcap.h>
+#include <soc/mscc/ocelot_sys.h>
+#include <soc/mscc/ocelot.h>
+#include <linux/iopoll.h>
+#include <linux/pci.h>
+#include "seville.h"
+
+#define VSC9953_VCAP_IS2_CNT		1024
+#define VSC9953_VCAP_IS2_ENTRY_WIDTH	376
+#define VSC9953_VCAP_PORT_CNT		10
+
+/* PCS registers */
+#define MDIO_SGMII_DEV_ABIL_SGMII	0x04
+#define MDIO_SGMII_LINK_TMR_L		0x12
+#define MDIO_SGMII_LINK_TMR_H		0x13
+#define MDIO_SGMII_IF_MODE		0x14
+
+/* SGMII Control defines */
+#define SGMII_CR_AN_EN			0x1000
+#define SGMII_CR_RESTART_AN		0x0200
+#define SGMII_CR_FD			0x0100
+#define SGMII_CR_SPEED_SEL1_1G		0x0040
+#define SGMII_CR_DEF_VAL		(SGMII_CR_AN_EN | SGMII_CR_FD | \
+					 SGMII_CR_SPEED_SEL1_1G)
+
+/* SGMII Device Ability for SGMII defines */
+#define MDIO_SGMII_DEV_ABIL_SGMII_MODE	0x01a1
+#define MDIO_SGMII_DEV_ABIL_BASEX_MODE	0x01A0
+
+/* SGMII IF Mode defines */
+#define IF_MODE_USE_SGMII_AN		0x0002
+#define IF_MODE_SGMII_EN		0x0001
+#define IF_MODE_SGMII_SPEED_100M	0x0004
+#define IF_MODE_SGMII_SPEED_1G		0x0008
+#define IF_MODE_SGMII_DUPLEX_HALF	0x0010
+
+#define MSCC_MIIM_REG_STATUS		0x0
+#define		MSCC_MIIM_STATUS_STAT_BUSY	BIT(3)
+#define MSCC_MIIM_REG_CMD		0x8
+#define		MSCC_MIIM_CMD_OPR_WRITE		BIT(1)
+#define		MSCC_MIIM_CMD_OPR_READ		BIT(2)
+#define		MSCC_MIIM_CMD_WRDATA_SHIFT	4
+#define		MSCC_MIIM_CMD_REGAD_SHIFT	20
+#define		MSCC_MIIM_CMD_PHYAD_SHIFT	25
+#define		MSCC_MIIM_CMD_VLD		BIT(31)
+#define MSCC_MIIM_REG_DATA		0xC
+#define		MSCC_MIIM_DATA_ERROR		(BIT(16) | BIT(17))
+
+#define MSCC_PHY_REG_PHY_CFG	0x0
+#define		PHY_CFG_PHY_ENA		(BIT(0) | BIT(1) | BIT(2) | BIT(3))
+#define		PHY_CFG_PHY_COMMON_RESET BIT(4)
+#define		PHY_CFG_PHY_RESET	(BIT(5) | BIT(6) | BIT(7) | BIT(8))
+#define MSCC_PHY_REG_PHY_STATUS	0x4
+
+static const u32 vsc9953_ana_regmap[] = {
+	REG(ANA_ADVLEARN,			0x00b500),
+	REG(ANA_VLANMASK,			0x00b504),
+	REG_RESERVED(ANA_PORT_B_DOMAIN),
+	REG(ANA_ANAGEFIL,			0x00b50c),
+	REG(ANA_ANEVENTS,			0x00b510),
+	REG(ANA_STORMLIMIT_BURST,		0x00b514),
+	REG(ANA_STORMLIMIT_CFG,			0x00b518),
+	REG(ANA_ISOLATED_PORTS,			0x00b528),
+	REG(ANA_COMMUNITY_PORTS,		0x00b52c),
+	REG(ANA_AUTOAGE,			0x00b530),
+	REG(ANA_MACTOPTIONS,			0x00b534),
+	REG(ANA_LEARNDISC,			0x00b538),
+	REG(ANA_AGENCTRL,			0x00b53c),
+	REG(ANA_MIRRORPORTS,			0x00b540),
+	REG(ANA_EMIRRORPORTS,			0x00b544),
+	REG(ANA_FLOODING,			0x00b548),
+	REG(ANA_FLOODING_IPMC,			0x00b54c),
+	REG(ANA_SFLOW_CFG,			0x00b550),
+	REG(ANA_PORT_MODE,			0x00b57c),
+	REG_RESERVED(ANA_CUT_THRU_CFG),
+	REG(ANA_PGID_PGID,			0x00b600),
+	REG(ANA_TABLES_ANMOVED,			0x00b4ac),
+	REG(ANA_TABLES_MACHDATA,		0x00b4b0),
+	REG(ANA_TABLES_MACLDATA,		0x00b4b4),
+	REG_RESERVED(ANA_TABLES_STREAMDATA),
+	REG(ANA_TABLES_MACACCESS,		0x00b4b8),
+	REG(ANA_TABLES_MACTINDX,		0x00b4bc),
+	REG(ANA_TABLES_VLANACCESS,		0x00b4c0),
+	REG(ANA_TABLES_VLANTIDX,		0x00b4c4),
+	REG_RESERVED(ANA_TABLES_ISDXACCESS),
+	REG_RESERVED(ANA_TABLES_ISDXTIDX),
+	REG(ANA_TABLES_ENTRYLIM,		0x00b480),
+	REG_RESERVED(ANA_TABLES_PTP_ID_HIGH),
+	REG_RESERVED(ANA_TABLES_PTP_ID_LOW),
+	REG_RESERVED(ANA_TABLES_STREAMACCESS),
+	REG_RESERVED(ANA_TABLES_STREAMTIDX),
+	REG_RESERVED(ANA_TABLES_SEQ_HISTORY),
+	REG_RESERVED(ANA_TABLES_SEQ_MASK),
+	REG_RESERVED(ANA_TABLES_SFID_MASK),
+	REG_RESERVED(ANA_TABLES_SFIDACCESS),
+	REG_RESERVED(ANA_TABLES_SFIDTIDX),
+	REG_RESERVED(ANA_MSTI_STATE),
+	REG_RESERVED(ANA_OAM_UPM_LM_CNT),
+	REG_RESERVED(ANA_SG_ACCESS_CTRL),
+	REG_RESERVED(ANA_SG_CONFIG_REG_1),
+	REG_RESERVED(ANA_SG_CONFIG_REG_2),
+	REG_RESERVED(ANA_SG_CONFIG_REG_3),
+	REG_RESERVED(ANA_SG_CONFIG_REG_4),
+	REG_RESERVED(ANA_SG_CONFIG_REG_5),
+	REG_RESERVED(ANA_SG_GCL_GS_CONFIG),
+	REG_RESERVED(ANA_SG_GCL_TI_CONFIG),
+	REG_RESERVED(ANA_SG_STATUS_REG_1),
+	REG_RESERVED(ANA_SG_STATUS_REG_2),
+	REG_RESERVED(ANA_SG_STATUS_REG_3),
+	REG(ANA_PORT_VLAN_CFG,			0x000000),
+	REG(ANA_PORT_DROP_CFG,			0x000004),
+	REG(ANA_PORT_QOS_CFG,			0x000008),
+	REG(ANA_PORT_VCAP_CFG,			0x00000c),
+	REG(ANA_PORT_VCAP_S1_KEY_CFG,		0x000010),
+	REG(ANA_PORT_VCAP_S2_CFG,		0x00001c),
+	REG(ANA_PORT_PCP_DEI_MAP,		0x000020),
+	REG(ANA_PORT_CPU_FWD_CFG,		0x000060),
+	REG(ANA_PORT_CPU_FWD_BPDU_CFG,		0x000064),
+	REG(ANA_PORT_CPU_FWD_GARP_CFG,		0x000068),
+	REG(ANA_PORT_CPU_FWD_CCM_CFG,		0x00006c),
+	REG(ANA_PORT_PORT_CFG,			0x000070),
+	REG(ANA_PORT_POL_CFG,			0x000074),
+	REG_RESERVED(ANA_PORT_PTP_CFG),
+	REG_RESERVED(ANA_PORT_PTP_DLY1_CFG),
+	REG_RESERVED(ANA_PORT_PTP_DLY2_CFG),
+	REG_RESERVED(ANA_PORT_SFID_CFG),
+	REG(ANA_PFC_PFC_CFG,			0x00c000),
+	REG_RESERVED(ANA_PFC_PFC_TIMER),
+	REG_RESERVED(ANA_IPT_OAM_MEP_CFG),
+	REG_RESERVED(ANA_IPT_IPT),
+	REG_RESERVED(ANA_PPT_PPT),
+	REG_RESERVED(ANA_FID_MAP_FID_MAP),
+	REG(ANA_AGGR_CFG,			0x00c600),
+	REG(ANA_CPUQ_CFG,			0x00c604),
+	REG_RESERVED(ANA_CPUQ_CFG2),
+	REG(ANA_CPUQ_8021_CFG,			0x00c60c),
+	REG(ANA_DSCP_CFG,			0x00c64c),
+	REG(ANA_DSCP_REWR_CFG,			0x00c74c),
+	REG(ANA_VCAP_RNG_TYPE_CFG,		0x00c78c),
+	REG(ANA_VCAP_RNG_VAL_CFG,		0x00c7ac),
+	REG_RESERVED(ANA_VRAP_CFG),
+	REG_RESERVED(ANA_VRAP_HDR_DATA),
+	REG_RESERVED(ANA_VRAP_HDR_MASK),
+	REG(ANA_DISCARD_CFG,			0x00c7d8),
+	REG(ANA_FID_CFG,			0x00c7dc),
+	REG(ANA_POL_PIR_CFG,			0x00a000),
+	REG(ANA_POL_CIR_CFG,			0x00a004),
+	REG(ANA_POL_MODE_CFG,			0x00a008),
+	REG(ANA_POL_PIR_STATE,			0x00a00c),
+	REG(ANA_POL_CIR_STATE,			0x00a010),
+	REG_RESERVED(ANA_POL_STATE),
+	REG(ANA_POL_FLOWC,			0x00c280),
+	REG(ANA_POL_HYST,			0x00c2ec),
+	REG_RESERVED(ANA_POL_MISC_CFG),
+};
+
+static const u32 vsc9953_qs_regmap[] = {
+	REG(QS_XTR_GRP_CFG,			0x000000),
+	REG(QS_XTR_RD,				0x000008),
+	REG(QS_XTR_FRM_PRUNING,			0x000010),
+	REG(QS_XTR_FLUSH,			0x000018),
+	REG(QS_XTR_DATA_PRESENT,		0x00001c),
+	REG(QS_XTR_CFG,				0x000020),
+	REG(QS_INJ_GRP_CFG,			0x000024),
+	REG(QS_INJ_WR,				0x00002c),
+	REG(QS_INJ_CTRL,			0x000034),
+	REG(QS_INJ_STATUS,			0x00003c),
+	REG(QS_INJ_ERR,				0x000040),
+	REG_RESERVED(QS_INH_DBG),
+};
+
+static const u32 vsc9953_s2_regmap[] = {
+	REG(S2_CORE_UPDATE_CTRL,		0x000000),
+	REG(S2_CORE_MV_CFG,			0x000004),
+	REG(S2_CACHE_ENTRY_DAT,			0x000008),
+	REG(S2_CACHE_MASK_DAT,			0x000108),
+	REG(S2_CACHE_ACTION_DAT,		0x000208),
+	REG(S2_CACHE_CNT_DAT,			0x000308),
+	REG(S2_CACHE_TG_DAT,			0x000388),
+};
+
+static const u32 vsc9953_qsys_regmap[] = {
+	REG(QSYS_PORT_MODE,			0x003600),
+	REG(QSYS_SWITCH_PORT_MODE,		0x003630),
+	REG(QSYS_STAT_CNT_CFG,			0x00365c),
+	REG(QSYS_EEE_CFG,			0x003660),
+	REG(QSYS_EEE_THRES,			0x003688),
+	REG(QSYS_IGR_NO_SHARING,		0x00368c),
+	REG(QSYS_EGR_NO_SHARING,		0x003690),
+	REG(QSYS_SW_STATUS,			0x003694),
+	REG(QSYS_EXT_CPU_CFG,			0x0036c0),
+	REG_RESERVED(QSYS_PAD_CFG),
+	REG(QSYS_CPU_GROUP_MAP,			0x0036c8),
+	REG_RESERVED(QSYS_QMAP),
+	REG_RESERVED(QSYS_ISDX_SGRP),
+	REG_RESERVED(QSYS_TIMED_FRAME_ENTRY),
+	REG_RESERVED(QSYS_TFRM_MISC),
+	REG_RESERVED(QSYS_TFRM_PORT_DLY),
+	REG_RESERVED(QSYS_TFRM_TIMER_CFG_1),
+	REG_RESERVED(QSYS_TFRM_TIMER_CFG_2),
+	REG_RESERVED(QSYS_TFRM_TIMER_CFG_3),
+	REG_RESERVED(QSYS_TFRM_TIMER_CFG_4),
+	REG_RESERVED(QSYS_TFRM_TIMER_CFG_5),
+	REG_RESERVED(QSYS_TFRM_TIMER_CFG_6),
+	REG_RESERVED(QSYS_TFRM_TIMER_CFG_7),
+	REG_RESERVED(QSYS_TFRM_TIMER_CFG_8),
+	REG(QSYS_RED_PROFILE,			0x003724),
+	REG(QSYS_RES_QOS_MODE,			0x003764),
+	REG(QSYS_RES_CFG,			0x004000),
+	REG(QSYS_RES_STAT,			0x004004),
+	REG(QSYS_EGR_DROP_MODE,			0x003768),
+	REG(QSYS_EQ_CTRL,			0x00376c),
+	REG_RESERVED(QSYS_EVENTS_CORE),
+	REG_RESERVED(QSYS_QMAXSDU_CFG_0),
+	REG_RESERVED(QSYS_QMAXSDU_CFG_1),
+	REG_RESERVED(QSYS_QMAXSDU_CFG_2),
+	REG_RESERVED(QSYS_QMAXSDU_CFG_3),
+	REG_RESERVED(QSYS_QMAXSDU_CFG_4),
+	REG_RESERVED(QSYS_QMAXSDU_CFG_5),
+	REG_RESERVED(QSYS_QMAXSDU_CFG_6),
+	REG_RESERVED(QSYS_QMAXSDU_CFG_7),
+	REG_RESERVED(QSYS_PREEMPTION_CFG),
+	REG(QSYS_CIR_CFG,			0x000000),
+	REG_RESERVED(QSYS_EIR_CFG),
+	REG(QSYS_SE_CFG,			0x000008),
+	REG(QSYS_SE_DWRR_CFG,			0x00000c),
+	REG_RESERVED(QSYS_SE_CONNECT),
+	REG_RESERVED(QSYS_SE_DLB_SENSE),
+	REG(QSYS_CIR_STATE,			0x000044),
+	REG_RESERVED(QSYS_EIR_STATE),
+	REG_RESERVED(QSYS_SE_STATE),
+	REG(QSYS_HSCH_MISC_CFG,			0x003774),
+	REG_RESERVED(QSYS_TAG_CONFIG),
+	REG_RESERVED(QSYS_TAS_PARAM_CFG_CTRL),
+	REG_RESERVED(QSYS_PORT_MAX_SDU),
+	REG_RESERVED(QSYS_PARAM_CFG_REG_1),
+	REG_RESERVED(QSYS_PARAM_CFG_REG_2),
+	REG_RESERVED(QSYS_PARAM_CFG_REG_3),
+	REG_RESERVED(QSYS_PARAM_CFG_REG_4),
+	REG_RESERVED(QSYS_PARAM_CFG_REG_5),
+	REG_RESERVED(QSYS_GCL_CFG_REG_1),
+	REG_RESERVED(QSYS_GCL_CFG_REG_2),
+	REG_RESERVED(QSYS_PARAM_STATUS_REG_1),
+	REG_RESERVED(QSYS_PARAM_STATUS_REG_2),
+	REG_RESERVED(QSYS_PARAM_STATUS_REG_3),
+	REG_RESERVED(QSYS_PARAM_STATUS_REG_4),
+	REG_RESERVED(QSYS_PARAM_STATUS_REG_5),
+	REG_RESERVED(QSYS_PARAM_STATUS_REG_6),
+	REG_RESERVED(QSYS_PARAM_STATUS_REG_7),
+	REG_RESERVED(QSYS_PARAM_STATUS_REG_8),
+	REG_RESERVED(QSYS_PARAM_STATUS_REG_9),
+	REG_RESERVED(QSYS_GCL_STATUS_REG_1),
+	REG_RESERVED(QSYS_GCL_STATUS_REG_2),
+};
+
+static const u32 vsc9953_rew_regmap[] = {
+	REG(REW_PORT_VLAN_CFG,			0x000000),
+	REG(REW_TAG_CFG,			0x000004),
+	REG(REW_PORT_CFG,			0x000008),
+	REG(REW_DSCP_CFG,			0x00000c),
+	REG(REW_PCP_DEI_QOS_MAP_CFG,		0x000010),
+	REG_RESERVED(REW_PTP_CFG),
+	REG_RESERVED(REW_PTP_DLY1_CFG),
+	REG_RESERVED(REW_RED_TAG_CFG),
+	REG(REW_DSCP_REMAP_DP1_CFG,		0x000610),
+	REG(REW_DSCP_REMAP_CFG,			0x000710),
+	REG_RESERVED(REW_STAT_CFG),
+	REG_RESERVED(REW_REW_STICKY),
+	REG_RESERVED(REW_PPT),
+};
+
+static const u32 vsc9953_sys_regmap[] = {
+	REG(SYS_COUNT_RX_OCTETS,		0x000000),
+	REG(SYS_COUNT_RX_MULTICAST,		0x000008),
+	REG(SYS_COUNT_RX_SHORTS,		0x000010),
+	REG(SYS_COUNT_RX_FRAGMENTS,		0x000014),
+	REG(SYS_COUNT_RX_JABBERS,		0x000018),
+	REG(SYS_COUNT_RX_64,			0x000024),
+	REG(SYS_COUNT_RX_65_127,		0x000028),
+	REG(SYS_COUNT_RX_128_255,		0x00002c),
+	REG(SYS_COUNT_RX_256_1023,		0x000030),
+	REG(SYS_COUNT_RX_1024_1526,		0x000034),
+	REG(SYS_COUNT_RX_1527_MAX,		0x000038),
+	REG(SYS_COUNT_RX_LONGS,			0x000048),
+	REG(SYS_COUNT_TX_OCTETS,		0x000100),
+	REG(SYS_COUNT_TX_COLLISION,		0x000110),
+	REG(SYS_COUNT_TX_DROPS,			0x000114),
+	REG(SYS_COUNT_TX_64,			0x00011c),
+	REG(SYS_COUNT_TX_65_127,		0x000120),
+	REG(SYS_COUNT_TX_128_511,		0x000124),
+	REG(SYS_COUNT_TX_512_1023,		0x000128),
+	REG(SYS_COUNT_TX_1024_1526,		0x00012c),
+	REG(SYS_COUNT_TX_1527_MAX,		0x000130),
+	REG(SYS_COUNT_TX_AGING,			0x000178),
+	REG(SYS_RESET_CFG,			0x000318),
+	REG_RESERVED(SYS_SR_ETYPE_CFG),
+	REG(SYS_VLAN_ETYPE_CFG,			0x000320),
+	REG(SYS_PORT_MODE,			0x000324),
+	REG(SYS_FRONT_PORT_MODE,		0x000354),
+	REG(SYS_FRM_AGING,			0x00037c),
+	REG(SYS_STAT_CFG,			0x000380),
+	REG_RESERVED(SYS_SW_STATUS),
+	REG_RESERVED(SYS_MISC_CFG),
+	REG_RESERVED(SYS_REW_MAC_HIGH_CFG),
+	REG_RESERVED(SYS_REW_MAC_LOW_CFG),
+	REG_RESERVED(SYS_TIMESTAMP_OFFSET),
+	REG(SYS_PAUSE_CFG,			0x00044c),
+	REG(SYS_PAUSE_TOT_CFG,			0x000478),
+	REG(SYS_ATOP,				0x00047c),
+	REG(SYS_ATOP_TOT_CFG,			0x0004a8),
+	REG(SYS_MAC_FC_CFG,			0x0004ac),
+	REG(SYS_MMGT,				0x0004d4),
+	REG_RESERVED(SYS_MMGT_FAST),
+	REG_RESERVED(SYS_EVENTS_DIF),
+	REG_RESERVED(SYS_EVENTS_CORE),
+	REG_RESERVED(SYS_CNT),
+	REG_RESERVED(SYS_PTP_STATUS),
+	REG_RESERVED(SYS_PTP_TXSTAMP),
+	REG_RESERVED(SYS_PTP_NXT),
+	REG_RESERVED(SYS_PTP_CFG),
+	REG_RESERVED(SYS_RAM_INIT),
+	REG_RESERVED(SYS_CM_ADDR),
+	REG_RESERVED(SYS_CM_DATA_WR),
+	REG_RESERVED(SYS_CM_DATA_RD),
+	REG_RESERVED(SYS_CM_OP),
+	REG_RESERVED(SYS_CM_DATA),
+};
+
+static const u32 vsc9953_gcb_regmap[] = {
+	REG(GCB_SOFT_RST,			0x000008),
+	REG(GCB_MIIM_MII_STATUS,		0x0000ac),
+	REG(GCB_MIIM_MII_CMD,			0x0000b4),
+	REG(GCB_MIIM_MII_DATA,			0x0000b8),
+};
+
+static const u32 vsc9953_dev_gmii_regmap[] = {
+	REG(DEV_CLOCK_CFG,			0x0),
+	REG(DEV_PORT_MISC,			0x4),
+	REG_RESERVED(DEV_EVENTS),
+	REG(DEV_EEE_CFG,			0xc),
+	REG_RESERVED(DEV_RX_PATH_DELAY),
+	REG_RESERVED(DEV_TX_PATH_DELAY),
+	REG_RESERVED(DEV_PTP_PREDICT_CFG),
+	REG(DEV_MAC_ENA_CFG,			0x10),
+	REG(DEV_MAC_MODE_CFG,			0x14),
+	REG(DEV_MAC_MAXLEN_CFG,			0x18),
+	REG(DEV_MAC_TAGS_CFG,			0x1c),
+	REG(DEV_MAC_ADV_CHK_CFG,		0x20),
+	REG(DEV_MAC_IFG_CFG,			0x24),
+	REG(DEV_MAC_HDX_CFG,			0x28),
+	REG_RESERVED(DEV_MAC_DBG_CFG),
+	REG(DEV_MAC_FC_MAC_LOW_CFG,		0x30),
+	REG(DEV_MAC_FC_MAC_HIGH_CFG,		0x34),
+	REG(DEV_MAC_STICKY,			0x38),
+	REG_RESERVED(PCS1G_CFG),
+	REG_RESERVED(PCS1G_MODE_CFG),
+	REG_RESERVED(PCS1G_SD_CFG),
+	REG_RESERVED(PCS1G_ANEG_CFG),
+	REG_RESERVED(PCS1G_ANEG_NP_CFG),
+	REG_RESERVED(PCS1G_LB_CFG),
+	REG_RESERVED(PCS1G_DBG_CFG),
+	REG_RESERVED(PCS1G_CDET_CFG),
+	REG_RESERVED(PCS1G_ANEG_STATUS),
+	REG_RESERVED(PCS1G_ANEG_NP_STATUS),
+	REG_RESERVED(PCS1G_LINK_STATUS),
+	REG_RESERVED(PCS1G_LINK_DOWN_CNT),
+	REG_RESERVED(PCS1G_STICKY),
+	REG_RESERVED(PCS1G_DEBUG_STATUS),
+	REG_RESERVED(PCS1G_LPI_CFG),
+	REG_RESERVED(PCS1G_LPI_WAKE_ERROR_CNT),
+	REG_RESERVED(PCS1G_LPI_STATUS),
+	REG_RESERVED(PCS1G_TSTPAT_MODE_CFG),
+	REG_RESERVED(PCS1G_TSTPAT_STATUS),
+	REG_RESERVED(DEV_PCS_FX100_CFG),
+	REG_RESERVED(DEV_PCS_FX100_STATUS),
+};
+
+static const u32 *vsc9953_regmap[] = {
+	[ANA]	= vsc9953_ana_regmap,
+	[QS]	= vsc9953_qs_regmap,
+	[QSYS]	= vsc9953_qsys_regmap,
+	[REW]	= vsc9953_rew_regmap,
+	[SYS]	= vsc9953_sys_regmap,
+	[S2]	= vsc9953_s2_regmap,
+	[GCB]	= vsc9953_gcb_regmap,
+	[DEV_GMII] = vsc9953_dev_gmii_regmap,
+};
+
+/* Addresses are relative to the device's base address */
+static const struct resource vsc9953_target_io_res[TARGET_MAX] = {
+	[ANA] = {
+		.start	= 0x0280000,
+		.end	= 0x028ffff,
+		.name	= "ana",
+	},
+	[QS] = {
+		.start	= 0x0080000,
+		.end	= 0x00800ff,
+		.name	= "qs",
+	},
+	[QSYS] = {
+		.start	= 0x0200000,
+		.end	= 0x021ffff,
+		.name	= "qsys",
+	},
+	[REW] = {
+		.start	= 0x0030000,
+		.end	= 0x003ffff,
+		.name	= "rew",
+	},
+	[SYS] = {
+		.start	= 0x0010000,
+		.end	= 0x001ffff,
+		.name	= "sys",
+	},
+	[S2] = {
+		.start	= 0x0060000,
+		.end	= 0x00603ff,
+		.name	= "s2",
+	},
+	[PTP] = {
+		.start	= 0x0090000,
+		.end	= 0x00900cb,
+		.name	= "ptp",
+	},
+	[GCB] = {
+		.start	= 0x0070000,
+		.end	= 0x00701ff,
+		.name	= "devcpu_gcb",
+	},
+};
+
+static const struct resource vsc9953_port_io_res[] = {
+	{
+		.start	= 0x0100000,
+		.end	= 0x010ffff,
+		.name	= "port0",
+	},
+	{
+		.start	= 0x0110000,
+		.end	= 0x011ffff,
+		.name	= "port1",
+	},
+	{
+		.start	= 0x0120000,
+		.end	= 0x012ffff,
+		.name	= "port2",
+	},
+	{
+		.start	= 0x0130000,
+		.end	= 0x013ffff,
+		.name	= "port3",
+	},
+	{
+		.start	= 0x0140000,
+		.end	= 0x014ffff,
+		.name	= "port4",
+	},
+	{
+		.start	= 0x0150000,
+		.end	= 0x015ffff,
+		.name	= "port5",
+	},
+	{
+		.start	= 0x0160000,
+		.end	= 0x016ffff,
+		.name	= "port6",
+	},
+	{
+		.start	= 0x0170000,
+		.end	= 0x017ffff,
+		.name	= "port7",
+	},
+	{
+		.start	= 0x0180000,
+		.end	= 0x018ffff,
+		.name	= "port8",
+	},
+	{
+		.start	= 0x0190000,
+		.end	= 0x019ffff,
+		.name	= "port9",
+	},
+};
+
+static const struct reg_field vsc9953_regfields[] = {
+	[ANA_ADVLEARN_VLAN_CHK] = REG_FIELD(ANA_ADVLEARN, 10, 10),
+	[ANA_ADVLEARN_LEARN_MIRROR] = REG_FIELD(ANA_ADVLEARN, 0, 9),
+	[ANA_ANEVENTS_AUTOAGE] = REG_FIELD(ANA_ANEVENTS, 24, 24),
+	[ANA_ANEVENTS_STORM_DROP] = REG_FIELD(ANA_ANEVENTS, 22, 22),
+	[ANA_ANEVENTS_LEARN_DROP] = REG_FIELD(ANA_ANEVENTS, 21, 21),
+	[ANA_ANEVENTS_AGED_ENTRY] = REG_FIELD(ANA_ANEVENTS, 20, 20),
+	[ANA_ANEVENTS_CPU_LEARN_FAILED] = REG_FIELD(ANA_ANEVENTS, 19, 19),
+	[ANA_ANEVENTS_AUTO_LEARN_FAILED] = REG_FIELD(ANA_ANEVENTS, 18, 18),
+	[ANA_ANEVENTS_LEARN_REMOVE] = REG_FIELD(ANA_ANEVENTS, 17, 17),
+	[ANA_ANEVENTS_AUTO_LEARNED] = REG_FIELD(ANA_ANEVENTS, 16, 16),
+	[ANA_ANEVENTS_AUTO_MOVED] = REG_FIELD(ANA_ANEVENTS, 15, 15),
+	[ANA_ANEVENTS_CLASSIFIED_DROP] = REG_FIELD(ANA_ANEVENTS, 13, 13),
+	[ANA_ANEVENTS_CLASSIFIED_COPY] = REG_FIELD(ANA_ANEVENTS, 12, 12),
+	[ANA_ANEVENTS_VLAN_DISCARD] = REG_FIELD(ANA_ANEVENTS, 11, 11),
+	[ANA_ANEVENTS_FWD_DISCARD] = REG_FIELD(ANA_ANEVENTS, 10, 10),
+	[ANA_ANEVENTS_MULTICAST_FLOOD] = REG_FIELD(ANA_ANEVENTS, 9, 9),
+	[ANA_ANEVENTS_UNICAST_FLOOD] = REG_FIELD(ANA_ANEVENTS, 8, 8),
+	[ANA_ANEVENTS_DEST_KNOWN] = REG_FIELD(ANA_ANEVENTS, 7, 7),
+	[ANA_ANEVENTS_BUCKET3_MATCH] = REG_FIELD(ANA_ANEVENTS, 6, 6),
+	[ANA_ANEVENTS_BUCKET2_MATCH] = REG_FIELD(ANA_ANEVENTS, 5, 5),
+	[ANA_ANEVENTS_BUCKET1_MATCH] = REG_FIELD(ANA_ANEVENTS, 4, 4),
+	[ANA_ANEVENTS_BUCKET0_MATCH] = REG_FIELD(ANA_ANEVENTS, 3, 3),
+	[ANA_ANEVENTS_CPU_OPERATION] = REG_FIELD(ANA_ANEVENTS, 2, 2),
+	[ANA_ANEVENTS_DMAC_LOOKUP] = REG_FIELD(ANA_ANEVENTS, 1, 1),
+	[ANA_ANEVENTS_SMAC_LOOKUP] = REG_FIELD(ANA_ANEVENTS, 0, 0),
+	[ANA_TABLES_MACACCESS_B_DOM] = REG_FIELD(ANA_TABLES_MACACCESS, 16, 16),
+	[ANA_TABLES_MACTINDX_BUCKET] = REG_FIELD(ANA_TABLES_MACTINDX, 11, 12),
+	[ANA_TABLES_MACTINDX_M_INDEX] = REG_FIELD(ANA_TABLES_MACTINDX, 0, 10),
+	[SYS_RESET_CFG_CORE_ENA] = REG_FIELD(SYS_RESET_CFG, 7, 7),
+	[SYS_RESET_CFG_MEM_ENA] = REG_FIELD(SYS_RESET_CFG, 6, 6),
+	[SYS_RESET_CFG_MEM_INIT] = REG_FIELD(SYS_RESET_CFG, 5, 5),
+	[GCB_SOFT_RST_SWC_RST] = REG_FIELD(GCB_SOFT_RST, 0, 0),
+	[GCB_MIIM_MII_STATUS_PENDING] = REG_FIELD(GCB_MIIM_MII_STATUS, 2, 2),
+	[GCB_MIIM_MII_STATUS_BUSY] = REG_FIELD(GCB_MIIM_MII_STATUS, 3, 3),
+	/* Replicated per number of ports (11), register size 4 per port */
+	[QSYS_SWITCH_PORT_MODE_PORT_ENA] = REG_FIELD_ID(QSYS_SWITCH_PORT_MODE, 13, 13, 11, 4),
+	[QSYS_SWITCH_PORT_MODE_YEL_RSRVD] = REG_FIELD_ID(QSYS_SWITCH_PORT_MODE, 10, 10, 11, 4),
+	[QSYS_SWITCH_PORT_MODE_INGRESS_DROP_MODE] = REG_FIELD_ID(QSYS_SWITCH_PORT_MODE, 9, 9, 11, 4),
+	[QSYS_SWITCH_PORT_MODE_TX_PFC_ENA] = REG_FIELD_ID(QSYS_SWITCH_PORT_MODE, 1, 8, 11, 4),
+	[QSYS_SWITCH_PORT_MODE_TX_PFC_MODE] = REG_FIELD_ID(QSYS_SWITCH_PORT_MODE, 0, 0, 11, 4),
+	[SYS_PORT_MODE_INCL_INJ_HDR] = REG_FIELD_ID(SYS_PORT_MODE, 4, 5, 11, 4),
+	[SYS_PORT_MODE_INCL_XTR_HDR] = REG_FIELD_ID(SYS_PORT_MODE, 2, 3, 11, 4),
+	[SYS_PORT_MODE_INCL_HDR_ERR] = REG_FIELD_ID(SYS_PORT_MODE, 0, 0, 11, 4),
+	[SYS_PAUSE_CFG_PAUSE_START] = REG_FIELD_ID(SYS_PAUSE_CFG, 11, 20, 11, 4),
+	[SYS_PAUSE_CFG_PAUSE_STOP] = REG_FIELD_ID(SYS_PAUSE_CFG, 1, 10, 11, 4),
+	[SYS_PAUSE_CFG_PAUSE_ENA] = REG_FIELD_ID(SYS_PAUSE_CFG, 0, 1, 11, 4),
+};
+
+static const struct ocelot_stat_layout vsc9953_stats_layout[] = {
+	{ .offset = 0x00,	.name = "rx_octets", },
+	{ .offset = 0x01,	.name = "rx_unicast", },
+	{ .offset = 0x02,	.name = "rx_multicast", },
+	{ .offset = 0x03,	.name = "rx_broadcast", },
+	{ .offset = 0x04,	.name = "rx_shorts", },
+	{ .offset = 0x05,	.name = "rx_fragments", },
+	{ .offset = 0x06,	.name = "rx_jabbers", },
+	{ .offset = 0x07,	.name = "rx_crc_align_errs", },
+	{ .offset = 0x08,	.name = "rx_sym_errs", },
+	{ .offset = 0x09,	.name = "rx_frames_below_65_octets", },
+	{ .offset = 0x0A,	.name = "rx_frames_65_to_127_octets", },
+	{ .offset = 0x0B,	.name = "rx_frames_128_to_255_octets", },
+	{ .offset = 0x0C,	.name = "rx_frames_256_to_511_octets", },
+	{ .offset = 0x0D,	.name = "rx_frames_512_to_1023_octets", },
+	{ .offset = 0x0E,	.name = "rx_frames_1024_to_1526_octets", },
+	{ .offset = 0x0F,	.name = "rx_frames_over_1526_octets", },
+	{ .offset = 0x10,	.name = "rx_pause", },
+	{ .offset = 0x11,	.name = "rx_control", },
+	{ .offset = 0x12,	.name = "rx_longs", },
+	{ .offset = 0x13,	.name = "rx_classified_drops", },
+	{ .offset = 0x14,	.name = "rx_red_prio_0", },
+	{ .offset = 0x15,	.name = "rx_red_prio_1", },
+	{ .offset = 0x16,	.name = "rx_red_prio_2", },
+	{ .offset = 0x17,	.name = "rx_red_prio_3", },
+	{ .offset = 0x18,	.name = "rx_red_prio_4", },
+	{ .offset = 0x19,	.name = "rx_red_prio_5", },
+	{ .offset = 0x1A,	.name = "rx_red_prio_6", },
+	{ .offset = 0x1B,	.name = "rx_red_prio_7", },
+	{ .offset = 0x1C,	.name = "rx_yellow_prio_0", },
+	{ .offset = 0x1D,	.name = "rx_yellow_prio_1", },
+	{ .offset = 0x1E,	.name = "rx_yellow_prio_2", },
+	{ .offset = 0x1F,	.name = "rx_yellow_prio_3", },
+	{ .offset = 0x20,	.name = "rx_yellow_prio_4", },
+	{ .offset = 0x21,	.name = "rx_yellow_prio_5", },
+	{ .offset = 0x22,	.name = "rx_yellow_prio_6", },
+	{ .offset = 0x23,	.name = "rx_yellow_prio_7", },
+	{ .offset = 0x24,	.name = "rx_green_prio_0", },
+	{ .offset = 0x25,	.name = "rx_green_prio_1", },
+	{ .offset = 0x26,	.name = "rx_green_prio_2", },
+	{ .offset = 0x27,	.name = "rx_green_prio_3", },
+	{ .offset = 0x28,	.name = "rx_green_prio_4", },
+	{ .offset = 0x29,	.name = "rx_green_prio_5", },
+	{ .offset = 0x2A,	.name = "rx_green_prio_6", },
+	{ .offset = 0x2B,	.name = "rx_green_prio_7", },
+	{ .offset = 0x40,	.name = "tx_octets", },
+	{ .offset = 0x41,	.name = "tx_unicast", },
+	{ .offset = 0x42,	.name = "tx_multicast", },
+	{ .offset = 0x43,	.name = "tx_broadcast", },
+	{ .offset = 0x44,	.name = "tx_collision", },
+	{ .offset = 0x45,	.name = "tx_drops", },
+	{ .offset = 0x46,	.name = "tx_pause", },
+	{ .offset = 0x47,	.name = "tx_frames_below_65_octets", },
+	{ .offset = 0x48,	.name = "tx_frames_65_to_127_octets", },
+	{ .offset = 0x49,	.name = "tx_frames_128_255_octets", },
+	{ .offset = 0x4A,	.name = "tx_frames_256_511_octets", },
+	{ .offset = 0x4B,	.name = "tx_frames_512_1023_octets", },
+	{ .offset = 0x4C,	.name = "tx_frames_1024_1526_octets", },
+	{ .offset = 0x4D,	.name = "tx_frames_over_1526_octets", },
+	{ .offset = 0x4E,	.name = "tx_yellow_prio_0", },
+	{ .offset = 0x4F,	.name = "tx_yellow_prio_1", },
+	{ .offset = 0x50,	.name = "tx_yellow_prio_2", },
+	{ .offset = 0x51,	.name = "tx_yellow_prio_3", },
+	{ .offset = 0x52,	.name = "tx_yellow_prio_4", },
+	{ .offset = 0x53,	.name = "tx_yellow_prio_5", },
+	{ .offset = 0x54,	.name = "tx_yellow_prio_6", },
+	{ .offset = 0x55,	.name = "tx_yellow_prio_7", },
+	{ .offset = 0x56,	.name = "tx_green_prio_0", },
+	{ .offset = 0x57,	.name = "tx_green_prio_1", },
+	{ .offset = 0x58,	.name = "tx_green_prio_2", },
+	{ .offset = 0x59,	.name = "tx_green_prio_3", },
+	{ .offset = 0x5A,	.name = "tx_green_prio_4", },
+	{ .offset = 0x5B,	.name = "tx_green_prio_5", },
+	{ .offset = 0x5C,	.name = "tx_green_prio_6", },
+	{ .offset = 0x5D,	.name = "tx_green_prio_7", },
+	{ .offset = 0x5E,	.name = "tx_aged", },
+	{ .offset = 0x80,	.name = "drop_local", },
+	{ .offset = 0x81,	.name = "drop_tail", },
+	{ .offset = 0x82,	.name = "drop_yellow_prio_0", },
+	{ .offset = 0x83,	.name = "drop_yellow_prio_1", },
+	{ .offset = 0x84,	.name = "drop_yellow_prio_2", },
+	{ .offset = 0x85,	.name = "drop_yellow_prio_3", },
+	{ .offset = 0x86,	.name = "drop_yellow_prio_4", },
+	{ .offset = 0x87,	.name = "drop_yellow_prio_5", },
+	{ .offset = 0x88,	.name = "drop_yellow_prio_6", },
+	{ .offset = 0x89,	.name = "drop_yellow_prio_7", },
+	{ .offset = 0x8A,	.name = "drop_green_prio_0", },
+	{ .offset = 0x8B,	.name = "drop_green_prio_1", },
+	{ .offset = 0x8C,	.name = "drop_green_prio_2", },
+	{ .offset = 0x8D,	.name = "drop_green_prio_3", },
+	{ .offset = 0x8E,	.name = "drop_green_prio_4", },
+	{ .offset = 0x8F,	.name = "drop_green_prio_5", },
+	{ .offset = 0x90,	.name = "drop_green_prio_6", },
+	{ .offset = 0x91,	.name = "drop_green_prio_7", },
+};
+
+struct vcap_field vsc9953_vcap_is2_keys[] = {
+	/* Common: 41 bits */
+	[VCAP_IS2_TYPE]				= {  0,   4},
+	[VCAP_IS2_HK_FIRST]			= {  4,   1},
+	[VCAP_IS2_HK_PAG]			= {  5,   8},
+	[VCAP_IS2_HK_IGR_PORT_MASK]		= { 13,  11},
+	[VCAP_IS2_HK_RSV2]			= { 24,   1},
+	[VCAP_IS2_HK_HOST_MATCH]		= { 25,   1},
+	[VCAP_IS2_HK_L2_MC]			= { 26,   1},
+	[VCAP_IS2_HK_L2_BC]			= { 27,   1},
+	[VCAP_IS2_HK_VLAN_TAGGED]		= { 28,   1},
+	[VCAP_IS2_HK_VID]			= { 29,  12},
+	[VCAP_IS2_HK_DEI]			= { 41,   1},
+	[VCAP_IS2_HK_PCP]			= { 42,   3},
+	/* MAC_ETYPE / MAC_LLC / MAC_SNAP / OAM common */
+	[VCAP_IS2_HK_L2_DMAC]			= { 45,  48},
+	[VCAP_IS2_HK_L2_SMAC]			= { 93,  48},
+	/* MAC_ETYPE (TYPE=000) */
+	[VCAP_IS2_HK_MAC_ETYPE_ETYPE]		= {141,  16},
+	[VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD0]	= {157,  16},
+	[VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD1]	= {173,   8},
+	[VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD2]	= {181,   3},
+	/* MAC_LLC (TYPE=001) */
+	[VCAP_IS2_HK_MAC_LLC_L2_LLC]		= {141,  40},
+	/* MAC_SNAP (TYPE=010) */
+	[VCAP_IS2_HK_MAC_SNAP_L2_SNAP]		= {141,  40},
+	/* MAC_ARP (TYPE=011) */
+	[VCAP_IS2_HK_MAC_ARP_SMAC]		= { 45,  48},
+	[VCAP_IS2_HK_MAC_ARP_ADDR_SPACE_OK]	= { 93,   1},
+	[VCAP_IS2_HK_MAC_ARP_PROTO_SPACE_OK]	= { 94,   1},
+	[VCAP_IS2_HK_MAC_ARP_LEN_OK]		= { 95,   1},
+	[VCAP_IS2_HK_MAC_ARP_TARGET_MATCH]	= { 96,   1},
+	[VCAP_IS2_HK_MAC_ARP_SENDER_MATCH]	= { 97,   1},
+	[VCAP_IS2_HK_MAC_ARP_OPCODE_UNKNOWN]	= { 98,   1},
+	[VCAP_IS2_HK_MAC_ARP_OPCODE]		= { 99,   2},
+	[VCAP_IS2_HK_MAC_ARP_L3_IP4_DIP]	= {101,  32},
+	[VCAP_IS2_HK_MAC_ARP_L3_IP4_SIP]	= {133,  32},
+	[VCAP_IS2_HK_MAC_ARP_DIP_EQ_SIP]	= {165,   1},
+	/* IP4_TCP_UDP / IP4_OTHER common */
+	[VCAP_IS2_HK_IP4]			= { 45,   1},
+	[VCAP_IS2_HK_L3_FRAGMENT]		= { 46,   1},
+	[VCAP_IS2_HK_L3_FRAG_OFS_GT0]		= { 47,   1},
+	[VCAP_IS2_HK_L3_OPTIONS]		= { 48,   1},
+	[VCAP_IS2_HK_IP4_L3_TTL_GT0]		= { 49,   1},
+	[VCAP_IS2_HK_L3_TOS]			= { 50,   8},
+	[VCAP_IS2_HK_L3_IP4_DIP]		= { 58,  32},
+	[VCAP_IS2_HK_L3_IP4_SIP]		= { 90,  32},
+	[VCAP_IS2_HK_DIP_EQ_SIP]		= {122,   1},
+	/* IP4_TCP_UDP (TYPE=100) */
+	[VCAP_IS2_HK_TCP]			= {123,   1},
+	[VCAP_IS2_HK_L4_SPORT]			= {124,  16},
+	[VCAP_IS2_HK_L4_DPORT]			= {140,  16},
+	[VCAP_IS2_HK_L4_RNG]			= {156,   8},
+	[VCAP_IS2_HK_L4_SPORT_EQ_DPORT]		= {164,   1},
+	[VCAP_IS2_HK_L4_SEQUENCE_EQ0]		= {165,   1},
+	[VCAP_IS2_HK_L4_URG]			= {166,   1},
+	[VCAP_IS2_HK_L4_ACK]			= {167,   1},
+	[VCAP_IS2_HK_L4_PSH]			= {168,   1},
+	[VCAP_IS2_HK_L4_RST]			= {169,   1},
+	[VCAP_IS2_HK_L4_SYN]			= {170,   1},
+	[VCAP_IS2_HK_L4_FIN]			= {171,   1},
+	/* IP4_OTHER (TYPE=101) */
+	[VCAP_IS2_HK_IP4_L3_PROTO]		= {123,   8},
+	[VCAP_IS2_HK_L3_PAYLOAD]		= {131,  56},
+	/* IP6_STD (TYPE=110) */
+	[VCAP_IS2_HK_IP6_L3_TTL_GT0]		= { 45,   1},
+	[VCAP_IS2_HK_L3_IP6_SIP]		= { 46, 128},
+	[VCAP_IS2_HK_IP6_L3_PROTO]		= {174,   8},
+};
+
+struct vcap_field vsc9953_vcap_is2_actions[] = {
+	[VCAP_IS2_ACT_HIT_ME_ONCE]		= {  0,  1},
+	[VCAP_IS2_ACT_CPU_COPY_ENA]		= {  1,  1},
+	[VCAP_IS2_ACT_CPU_QU_NUM]		= {  2,  3},
+	[VCAP_IS2_ACT_MASK_MODE]		= {  5,  2},
+	[VCAP_IS2_ACT_MIRROR_ENA]		= {  7,  1},
+	[VCAP_IS2_ACT_LRN_DIS]			= {  8,  1},
+	[VCAP_IS2_ACT_POLICE_ENA]		= {  9,  1},
+	[VCAP_IS2_ACT_POLICE_IDX]		= { 10,  8},
+	[VCAP_IS2_ACT_POLICE_VCAP_ONLY]		= { 21,  1},
+	[VCAP_IS2_ACT_PORT_MASK]		= { 22, 10},
+	[VCAP_IS2_ACT_ACL_ID]			= { 44,  6},
+	[VCAP_IS2_ACT_HIT_CNT]			= { 50, 32},
+};
+
+static const struct vcap_props vsc9953_vcap_props[] = {
+	[VCAP_IS2] = {
+		.tg_width = 2,
+		.sw_count = 4,
+		.entry_count = VSC9953_VCAP_IS2_CNT,
+		.entry_width = VSC9953_VCAP_IS2_ENTRY_WIDTH,
+		.action_count = VSC9953_VCAP_IS2_CNT +
+				VSC9953_VCAP_PORT_CNT + 2,
+		.action_width = 101,
+		.action_type_width = 1,
+		.action_table = {
+			[IS2_ACTION_TYPE_NORMAL] = {
+				.width = 44,
+				.count = 2
+			},
+			[IS2_ACTION_TYPE_SMAC_SIP] = {
+				.width = 6,
+				.count = 4
+			},
+		},
+		.counter_words = 4,
+		.counter_width = 32,
+	},
+};
+
+#define VSC9953_INIT_TIMEOUT			50000
+#define VSC9953_GCB_RST_SLEEP			100
+#define VSC9953_SYS_RAMINIT_SLEEP		80
+#define VCS9953_MII_TIMEOUT			10000
+
+static int vsc9953_gcb_soft_rst_status(struct ocelot *ocelot)
+{
+	int val;
+
+	ocelot_field_read(ocelot, GCB_SOFT_RST_SWC_RST, &val);
+
+	return val;
+}
+
+static int vsc9953_gcb_miim_pending_status(struct ocelot *ocelot)
+{
+	int val;
+
+	ocelot_field_read(ocelot, GCB_MIIM_MII_STATUS_PENDING, &val);
+
+	return val;
+}
+
+static int vsc9953_gcb_miim_busy_status(struct ocelot *ocelot)
+{
+	int val;
+
+	ocelot_field_read(ocelot, GCB_MIIM_MII_STATUS_BUSY, &val);
+
+	return val;
+}
+
+static int vsc9953_sys_ram_init_status(struct ocelot *ocelot)
+{
+	int val;
+
+	ocelot_field_read(ocelot, SYS_RESET_CFG_MEM_INIT, &val);
+
+	return val;
+}
+
+static int vsc9953_mdio_write(struct mii_bus *bus, int phy_id, int regnum, u16 value)
+{
+	struct ocelot *ocelot = bus->priv;
+	int err, cmd, val;
+
+	/* Wait while MIIM controller becomes idle */
+	err = readx_poll_timeout(vsc9953_gcb_miim_pending_status, ocelot,
+				 val, !val, 10, VCS9953_MII_TIMEOUT);
+	if (err) {
+		dev_err(ocelot->dev, "MDIO write:  pending timeout\n");
+		goto out;
+	}
+
+	cmd = MSCC_MIIM_CMD_VLD | (phy_id << MSCC_MIIM_CMD_PHYAD_SHIFT) |
+	      (regnum << MSCC_MIIM_CMD_REGAD_SHIFT) |
+	      (value << MSCC_MIIM_CMD_WRDATA_SHIFT) |
+	      MSCC_MIIM_CMD_OPR_WRITE;
+
+	ocelot_write(ocelot, cmd, GCB_MIIM_MII_CMD);
+
+out:
+	return err;
+}
+
+static int vsc9953_mdio_read(struct mii_bus *bus, int phy_id, int regnum)
+{
+	int err, cmd, val;
+	struct ocelot *ocelot = bus->priv;
+
+	/* Wait until MIIM controller becomes idle */
+	err = readx_poll_timeout(vsc9953_gcb_miim_pending_status, ocelot,
+				 val, !val, 10, VCS9953_MII_TIMEOUT);
+	if (err) {
+		dev_err(ocelot->dev, "MDIO read: pending timeout\n");
+		goto out;
+	}
+
+	/* Write the MIIM COMMAND register */
+	cmd = MSCC_MIIM_CMD_VLD | (phy_id << MSCC_MIIM_CMD_PHYAD_SHIFT) |
+	      (regnum << MSCC_MIIM_CMD_REGAD_SHIFT) | MSCC_MIIM_CMD_OPR_READ;
+
+	ocelot_write(ocelot, cmd, GCB_MIIM_MII_CMD);
+
+	/* Wait while read operation via the MIIM controller is in progress */
+	err = readx_poll_timeout(vsc9953_gcb_miim_busy_status, ocelot,
+				 val, !val, 10, VCS9953_MII_TIMEOUT);
+	if (err) {
+		dev_err(ocelot->dev, "MDIO read: busy timeout\n");
+		goto out;
+	}
+
+	val = ocelot_read(ocelot, GCB_MIIM_MII_DATA);
+
+	err = val & 0xFFFF;
+out:
+	return err;
+}
+
+static int vsc9953_reset(struct ocelot *ocelot)
+{
+	int val, err;
+
+	/* soft-reset the switch core */
+	ocelot_field_write(ocelot, GCB_SOFT_RST_SWC_RST, 1);
+
+	err = readx_poll_timeout(vsc9953_gcb_soft_rst_status, ocelot, val, !val,
+				 VSC9953_GCB_RST_SLEEP, VSC9953_INIT_TIMEOUT);
+	if (err) {
+		dev_err(ocelot->dev, "timeout: switch core reset\n");
+		return err;
+	}
+
+	/* initialize switch mem ~40us */
+	ocelot_field_write(ocelot, SYS_RESET_CFG_MEM_INIT, 1);
+	ocelot_field_write(ocelot, SYS_RESET_CFG_MEM_ENA, 1);
+
+	err = readx_poll_timeout(vsc9953_sys_ram_init_status, ocelot, val, !val,
+				 VSC9953_SYS_RAMINIT_SLEEP,
+				 VSC9953_INIT_TIMEOUT);
+	if (err) {
+		dev_err(ocelot->dev, "timeout: switch sram init\n");
+		return err;
+	}
+
+	/* enable switch core */
+	ocelot_field_write(ocelot, SYS_RESET_CFG_MEM_ENA, 1);
+	ocelot_field_write(ocelot, SYS_RESET_CFG_CORE_ENA, 1);
+
+	return 0;
+}
+
+static void vsc9953_pcs_init_sgmii(struct phy_device *pcs,
+				   unsigned int link_an_mode,
+				   const struct phylink_link_state *state)
+{
+	/* Interface Mode Register */
+	phy_write(pcs, MDIO_SGMII_IF_MODE,
+		  IF_MODE_SGMII_EN | IF_MODE_USE_SGMII_AN);
+	/* Device Ability Register */
+	phy_write(pcs, MII_ADVERTISE, MDIO_SGMII_DEV_ABIL_SGMII_MODE);
+	/* Adjust link timer for SGMII
+	 * 1.6 ms in units of 8 ns = 2 * 10^5 = 0x30d40
+	 */
+	/* Timer Upper Register */
+	phy_write(pcs, MDIO_SGMII_LINK_TMR_H, 0x0003);
+	/* Timer Lower Register */
+	phy_write(pcs, MDIO_SGMII_LINK_TMR_L, 0x0d40);
+	/* Control Register */
+	phy_write(pcs, MII_BMCR, SGMII_CR_DEF_VAL);
+}
+
+static void vsc9953_pcs_init(struct ocelot *ocelot, int port,
+			     unsigned int link_an_mode,
+			     const struct phylink_link_state *state)
+{
+	struct seville *seville = ocelot_to_seville(ocelot);
+	struct phy_device *pcs = seville->pcs[port];
+
+	if (!pcs)
+		return;
+
+	/* The PCS does not implement the BMSR register fully, so capability
+	 * detection via genphy_read_abilities does not work. Since we can get
+	 * the PHY config word from the LPA register though, there is still
+	 * value in using the generic phy_resolve_aneg_linkmode function. So
+	 * populate the supported and advertising link modes manually here.
+	 */
+	linkmode_set_bit_array(phy_basic_ports_array,
+			       ARRAY_SIZE(phy_basic_ports_array),
+			       pcs->supported);
+	linkmode_set_bit(ETHTOOL_LINK_MODE_10baseT_Full_BIT, pcs->supported);
+	linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT, pcs->supported);
+	linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, pcs->supported);
+	if (pcs->interface == PHY_INTERFACE_MODE_2500BASEX)
+		linkmode_set_bit(ETHTOOL_LINK_MODE_2500baseX_Full_BIT,
+				 pcs->supported);
+	if (pcs->interface != PHY_INTERFACE_MODE_2500BASEX)
+		linkmode_set_bit(ETHTOOL_LINK_MODE_Autoneg_BIT,
+				 pcs->supported);
+	phy_advertise_supported(pcs);
+
+	switch (pcs->interface) {
+	case PHY_INTERFACE_MODE_SGMII:
+	case PHY_INTERFACE_MODE_QSGMII:
+		vsc9953_pcs_init_sgmii(pcs, link_an_mode, state);
+		break;
+	default:
+		dev_err(ocelot->dev, "Unsupported link mode %s\n",
+			phy_modes(pcs->interface));
+	}
+}
+
+static int vsc9953_prevalidate_phy_mode(struct ocelot *ocelot, int port,
+					phy_interface_t phy_mode)
+{
+	switch (phy_mode) {
+	case PHY_INTERFACE_MODE_INTERNAL:
+		if (port != 8 && port != 9)
+			return -ENOTSUPP;
+		return 0;
+	case PHY_INTERFACE_MODE_SGMII:
+	case PHY_INTERFACE_MODE_QSGMII:
+	case PHY_INTERFACE_MODE_2500BASEX:
+		/* Not supported on internal to-CPU ports */
+		if (port == 8 || port == 9)
+			return -ENOTSUPP;
+		return 0;
+	default:
+		return -ENOTSUPP;
+	}
+}
+
+/* Watermark encode
+ * Bit 9:   Unit; 0:1, 1:16
+ * Bit 8-0: Value to be multiplied with unit
+ */
+static u16 seville_wm_enc(u16 value)
+{
+	if (value >= BIT(9))
+		return BIT(9) | (value / 16);
+
+	return value;
+}
+
+static const struct ocelot_ops vsc9953_ops = {
+	.reset			= vsc9953_reset,
+	.wm_enc			= seville_wm_enc,
+};
+
+static int vsc9953_mdio_bus_alloc(struct ocelot *ocelot)
+{
+	struct seville *seville = ocelot_to_seville(ocelot);
+	struct device *dev = ocelot->dev;
+	struct mii_bus *bus;
+	int port;
+	int rc;
+
+	seville->pcs = devm_kcalloc(dev, seville->info->num_ports,
+				  sizeof(struct phy_device *),
+				  GFP_KERNEL);
+	if (!seville->pcs) {
+		dev_err(dev, "failed to allocate array for PCS PHYs\n");
+		return -ENOMEM;
+	}
+
+	bus = devm_mdiobus_alloc(dev);
+	if (!bus)
+		return -ENOMEM;
+
+	bus->name = "VSC9953 internal MDIO bus";
+	bus->read = vsc9953_mdio_read;
+	bus->write = vsc9953_mdio_write;
+	bus->parent = dev;
+	bus->priv = ocelot;
+	snprintf(bus->id, MII_BUS_ID_SIZE, "%s-imdio", dev_name(dev));
+
+	/* Needed in order to initialize the bus mutex lock */
+	rc = mdiobus_register(bus);
+	if (rc < 0) {
+		dev_err(dev, "failed to register MDIO bus\n");
+		return rc;
+	}
+
+	seville->imdio = bus;
+
+	for (port = 0; port < seville->info->num_ports; port++) {
+		struct ocelot_port *ocelot_port = ocelot->ports[port];
+		struct phy_device *pcs;
+
+		pcs = get_phy_device(seville->imdio, port + 4, false);
+		if (IS_ERR(pcs))
+			continue;
+
+		pcs->interface = ocelot_port->phy_mode;
+		seville->pcs[port] = pcs;
+
+		dev_info(dev, "Found PCS at internal MDIO address %d\n",
+			 port + 4);
+	}
+
+	return 0;
+}
+
+static void vsc9953_mdio_bus_free(struct ocelot *ocelot)
+{
+	struct seville *seville = ocelot_to_seville(ocelot);
+	int port;
+
+	for (port = 0; port < ocelot->num_phys_ports; port++) {
+		struct phy_device *pcs = seville->pcs[port];
+
+		if (!pcs)
+			continue;
+
+		put_device(&pcs->mdio.dev);
+	}
+	mdiobus_unregister(seville->imdio);
+}
+
+struct seville_info seville_info_vsc9953 = {
+	.target_io_res		= vsc9953_target_io_res,
+	.port_io_res		= vsc9953_port_io_res,
+	.regfields		= vsc9953_regfields,
+	.map			= vsc9953_regmap,
+	.ops			= &vsc9953_ops,
+	.stats_layout		= vsc9953_stats_layout,
+	.num_stats		= ARRAY_SIZE(vsc9953_stats_layout),
+	.vcap_is2_keys		= vsc9953_vcap_is2_keys,
+	.vcap_is2_actions	= vsc9953_vcap_is2_actions,
+	.vcap			= vsc9953_vcap_props,
+	.shared_queue_sz	= 128 * 1024,
+	.num_mact_rows		= 2048,
+	.num_ports		= 10,
+	.mdio_bus_alloc		= vsc9953_mdio_bus_alloc,
+	.mdio_bus_free		= vsc9953_mdio_bus_free,
+	.pcs_init		= vsc9953_pcs_init,
+	.prevalidate_phy_mode	= vsc9953_prevalidate_phy_mode,
+};
