]> asedeno.scripts.mit.edu Git - linux.git/blobdiff - drivers/net/ethernet/ti/cpsw.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
[linux.git] / drivers / net / ethernet / ti / cpsw.c
index f85d605e45606f1b3e8493dfd1e1b3383005d7b4..421ebdaf12089da578a2806a186bb28981cd69e8 100644 (file)
@@ -140,9 +140,10 @@ do {                                                               \
 #define CPSW_CMINTMAX_INTVL    (1000 / CPSW_CMINTMIN_CNT)
 #define CPSW_CMINTMIN_INTVL    ((1000 / CPSW_CMINTMAX_CNT) + 1)
 
-#define cpsw_slave_index(priv)                         \
-               ((priv->data.dual_emac) ? priv->emac_port :     \
-               priv->data.active_slave)
+#define cpsw_slave_index(cpsw, priv)                           \
+               ((cpsw->data.dual_emac) ? priv->emac_port :     \
+               cpsw->data.active_slave)
+#define IRQ_NUM                        2
 
 static int debug_level;
 module_param(debug_level, int, 0);
@@ -363,38 +364,39 @@ static inline void slave_write(struct cpsw_slave *slave, u32 val, u32 offset)
        __raw_writel(val, slave->regs + offset);
 }
 
-struct cpsw_priv {
-       struct platform_device          *pdev;
-       struct net_device               *ndev;
-       struct napi_struct              napi_rx;
-       struct napi_struct              napi_tx;
+struct cpsw_common {
        struct device                   *dev;
        struct cpsw_platform_data       data;
+       struct napi_struct              napi_rx;
+       struct napi_struct              napi_tx;
        struct cpsw_ss_regs __iomem     *regs;
        struct cpsw_wr_regs __iomem     *wr_regs;
        u8 __iomem                      *hw_stats;
        struct cpsw_host_regs __iomem   *host_port_regs;
-       u32                             msg_enable;
        u32                             version;
        u32                             coal_intvl;
        u32                             bus_freq_mhz;
        int                             rx_packet_max;
-       struct clk                      *clk;
-       u8                              mac_addr[ETH_ALEN];
        struct cpsw_slave               *slaves;
        struct cpdma_ctlr               *dma;
        struct cpdma_chan               *txch, *rxch;
        struct cpsw_ale                 *ale;
-       bool                            rx_pause;
-       bool                            tx_pause;
        bool                            quirk_irq;
        bool                            rx_irq_disabled;
        bool                            tx_irq_disabled;
-       /* snapshot of IRQ numbers */
-       u32 irqs_table[4];
-       u32 num_irqs;
-       struct cpts *cpts;
+       u32 irqs_table[IRQ_NUM];
+       struct cpts                     *cpts;
+};
+
+struct cpsw_priv {
+       struct net_device               *ndev;
+       struct device                   *dev;
+       u32                             msg_enable;
+       u8                              mac_addr[ETH_ALEN];
+       bool                            rx_pause;
+       bool                            tx_pause;
        u32 emac_port;
+       struct cpsw_common *cpsw;
 };
 
 struct cpsw_stats {
@@ -485,78 +487,71 @@ static const struct cpsw_stats cpsw_gstrings_stats[] = {
 
 #define CPSW_STATS_LEN ARRAY_SIZE(cpsw_gstrings_stats)
 
-#define napi_to_priv(napi)     container_of(napi, struct cpsw_priv, napi)
+#define ndev_to_cpsw(ndev) (((struct cpsw_priv *)netdev_priv(ndev))->cpsw)
+#define napi_to_cpsw(napi)     container_of(napi, struct cpsw_common, napi)
 #define for_each_slave(priv, func, arg...)                             \
        do {                                                            \
                struct cpsw_slave *slave;                               \
+               struct cpsw_common *cpsw = (priv)->cpsw;                \
                int n;                                                  \
-               if (priv->data.dual_emac)                               \
-                       (func)((priv)->slaves + priv->emac_port, ##arg);\
+               if (cpsw->data.dual_emac)                               \
+                       (func)((cpsw)->slaves + priv->emac_port, ##arg);\
                else                                                    \
-                       for (n = (priv)->data.slaves,                   \
-                                       slave = (priv)->slaves;         \
+                       for (n = cpsw->data.slaves,                     \
+                                       slave = cpsw->slaves;           \
                                        n; n--)                         \
                                (func)(slave++, ##arg);                 \
        } while (0)
-#define cpsw_get_slave_ndev(priv, __slave_no__)                                \
-       ((__slave_no__ < priv->data.slaves) ?                           \
-               priv->slaves[__slave_no__].ndev : NULL)
-#define cpsw_get_slave_priv(priv, __slave_no__)                                \
-       (((__slave_no__ < priv->data.slaves) &&                         \
-               (priv->slaves[__slave_no__].ndev)) ?                    \
-               netdev_priv(priv->slaves[__slave_no__].ndev) : NULL)    \
-
-#define cpsw_dual_emac_src_port_detect(status, priv, ndev, skb)                \
+
+#define cpsw_dual_emac_src_port_detect(cpsw, status, ndev, skb)                \
        do {                                                            \
-               if (!priv->data.dual_emac)                              \
+               if (!cpsw->data.dual_emac)                              \
                        break;                                          \
                if (CPDMA_RX_SOURCE_PORT(status) == 1) {                \
-                       ndev = cpsw_get_slave_ndev(priv, 0);            \
-                       priv = netdev_priv(ndev);                       \
+                       ndev = cpsw->slaves[0].ndev;                    \
                        skb->dev = ndev;                                \
                } else if (CPDMA_RX_SOURCE_PORT(status) == 2) {         \
-                       ndev = cpsw_get_slave_ndev(priv, 1);            \
-                       priv = netdev_priv(ndev);                       \
+                       ndev = cpsw->slaves[1].ndev;                    \
                        skb->dev = ndev;                                \
                }                                                       \
        } while (0)
-#define cpsw_add_mcast(priv, addr)                                     \
+#define cpsw_add_mcast(cpsw, priv, addr)                               \
        do {                                                            \
-               if (priv->data.dual_emac) {                             \
-                       struct cpsw_slave *slave = priv->slaves +       \
+               if (cpsw->data.dual_emac) {                             \
+                       struct cpsw_slave *slave = cpsw->slaves +       \
                                                priv->emac_port;        \
-                       int slave_port = cpsw_get_slave_port(priv,      \
+                       int slave_port = cpsw_get_slave_port(           \
                                                slave->slave_num);      \
-                       cpsw_ale_add_mcast(priv->ale, addr,             \
+                       cpsw_ale_add_mcast(cpsw->ale, addr,             \
                                1 << slave_port | ALE_PORT_HOST,        \
                                ALE_VLAN, slave->port_vlan, 0);         \
                } else {                                                \
-                       cpsw_ale_add_mcast(priv->ale, addr,             \
+                       cpsw_ale_add_mcast(cpsw->ale, addr,             \
                                ALE_ALL_PORTS,                          \
                                0, 0, 0);                               \
                }                                                       \
        } while (0)
 
-static inline int cpsw_get_slave_port(struct cpsw_priv *priv, u32 slave_num)
+static inline int cpsw_get_slave_port(u32 slave_num)
 {
        return slave_num + 1;
 }
 
 static void cpsw_set_promiscious(struct net_device *ndev, bool enable)
 {
-       struct cpsw_priv *priv = netdev_priv(ndev);
-       struct cpsw_ale *ale = priv->ale;
+       struct cpsw_common *cpsw = ndev_to_cpsw(ndev);
+       struct cpsw_ale *ale = cpsw->ale;
        int i;
 
-       if (priv->data.dual_emac) {
+       if (cpsw->data.dual_emac) {
                bool flag = false;
 
                /* Enabling promiscuous mode for one interface will be
                 * common for both the interface as the interface shares
                 * the same hardware resource.
                 */
-               for (i = 0; i < priv->data.slaves; i++)
-                       if (priv->slaves[i].ndev->flags & IFF_PROMISC)
+               for (i = 0; i < cpsw->data.slaves; i++)
+                       if (cpsw->slaves[i].ndev->flags & IFF_PROMISC)
                                flag = true;
 
                if (!enable && flag) {
@@ -579,7 +574,7 @@ static void cpsw_set_promiscious(struct net_device *ndev, bool enable)
                        unsigned long timeout = jiffies + HZ;
 
                        /* Disable Learn for all ports (host is port 0 and slaves are port 1 and up */
-                       for (i = 0; i <= priv->data.slaves; i++) {
+                       for (i = 0; i <= cpsw->data.slaves; i++) {
                                cpsw_ale_control_set(ale, i,
                                                     ALE_PORT_NOLEARN, 1);
                                cpsw_ale_control_set(ale, i,
@@ -606,7 +601,7 @@ static void cpsw_set_promiscious(struct net_device *ndev, bool enable)
                        cpsw_ale_control_set(ale, 0, ALE_P0_UNI_FLOOD, 0);
 
                        /* Enable Learn for all ports (host is port 0 and slaves are port 1 and up */
-                       for (i = 0; i <= priv->data.slaves; i++) {
+                       for (i = 0; i <= cpsw->data.slaves; i++) {
                                cpsw_ale_control_set(ale, i,
                                                     ALE_PORT_NOLEARN, 0);
                                cpsw_ale_control_set(ale, i,
@@ -620,17 +615,18 @@ static void cpsw_set_promiscious(struct net_device *ndev, bool enable)
 static void cpsw_ndo_set_rx_mode(struct net_device *ndev)
 {
        struct cpsw_priv *priv = netdev_priv(ndev);
+       struct cpsw_common *cpsw = priv->cpsw;
        int vid;
 
-       if (priv->data.dual_emac)
-               vid = priv->slaves[priv->emac_port].port_vlan;
+       if (cpsw->data.dual_emac)
+               vid = cpsw->slaves[priv->emac_port].port_vlan;
        else
-               vid = priv->data.default_vlan;
+               vid = cpsw->data.default_vlan;
 
        if (ndev->flags & IFF_PROMISC) {
                /* Enable promiscuous mode */
                cpsw_set_promiscious(ndev, true);
-               cpsw_ale_set_allmulti(priv->ale, IFF_ALLMULTI);
+               cpsw_ale_set_allmulti(cpsw->ale, IFF_ALLMULTI);
                return;
        } else {
                /* Disable promiscuous mode */
@@ -638,36 +634,36 @@ static void cpsw_ndo_set_rx_mode(struct net_device *ndev)
        }
 
        /* Restore allmulti on vlans if necessary */
-       cpsw_ale_set_allmulti(priv->ale, priv->ndev->flags & IFF_ALLMULTI);
+       cpsw_ale_set_allmulti(cpsw->ale, priv->ndev->flags & IFF_ALLMULTI);
 
        /* Clear all mcast from ALE */
-       cpsw_ale_flush_multicast(priv->ale, ALE_ALL_PORTS, vid);
+       cpsw_ale_flush_multicast(cpsw->ale, ALE_ALL_PORTS, vid);
 
        if (!netdev_mc_empty(ndev)) {
                struct netdev_hw_addr *ha;
 
                /* program multicast address list into ALE register */
                netdev_for_each_mc_addr(ha, ndev) {
-                       cpsw_add_mcast(priv, (u8 *)ha->addr);
+                       cpsw_add_mcast(cpsw, priv, (u8 *)ha->addr);
                }
        }
 }
 
-static void cpsw_intr_enable(struct cpsw_priv *priv)
+static void cpsw_intr_enable(struct cpsw_common *cpsw)
 {
-       __raw_writel(0xFF, &priv->wr_regs->tx_en);
-       __raw_writel(0xFF, &priv->wr_regs->rx_en);
+       __raw_writel(0xFF, &cpsw->wr_regs->tx_en);
+       __raw_writel(0xFF, &cpsw->wr_regs->rx_en);
 
-       cpdma_ctlr_int_ctrl(priv->dma, true);
+       cpdma_ctlr_int_ctrl(cpsw->dma, true);
        return;
 }
 
-static void cpsw_intr_disable(struct cpsw_priv *priv)
+static void cpsw_intr_disable(struct cpsw_common *cpsw)
 {
-       __raw_writel(0, &priv->wr_regs->tx_en);
-       __raw_writel(0, &priv->wr_regs->rx_en);
+       __raw_writel(0, &cpsw->wr_regs->tx_en);
+       __raw_writel(0, &cpsw->wr_regs->rx_en);
 
-       cpdma_ctlr_int_ctrl(priv->dma, false);
+       cpdma_ctlr_int_ctrl(cpsw->dma, false);
        return;
 }
 
@@ -675,14 +671,14 @@ static void cpsw_tx_handler(void *token, int len, int status)
 {
        struct sk_buff          *skb = token;
        struct net_device       *ndev = skb->dev;
-       struct cpsw_priv        *priv = netdev_priv(ndev);
+       struct cpsw_common      *cpsw = ndev_to_cpsw(ndev);
 
        /* Check whether the queue is stopped due to stalled tx dma, if the
         * queue is stopped then start the queue as we have free desc for tx
         */
        if (unlikely(netif_queue_stopped(ndev)))
                netif_wake_queue(ndev);
-       cpts_tx_timestamp(priv->cpts, skb);
+       cpts_tx_timestamp(cpsw->cpts, skb);
        ndev->stats.tx_packets++;
        ndev->stats.tx_bytes += len;
        dev_kfree_skb_any(skb);
@@ -693,19 +689,19 @@ static void cpsw_rx_handler(void *token, int len, int status)
        struct sk_buff          *skb = token;
        struct sk_buff          *new_skb;
        struct net_device       *ndev = skb->dev;
-       struct cpsw_priv        *priv = netdev_priv(ndev);
        int                     ret = 0;
+       struct cpsw_common      *cpsw = ndev_to_cpsw(ndev);
 
-       cpsw_dual_emac_src_port_detect(status, priv, ndev, skb);
+       cpsw_dual_emac_src_port_detect(cpsw, status, ndev, skb);
 
        if (unlikely(status < 0) || unlikely(!netif_running(ndev))) {
                bool ndev_status = false;
-               struct cpsw_slave *slave = priv->slaves;
+               struct cpsw_slave *slave = cpsw->slaves;
                int n;
 
-               if (priv->data.dual_emac) {
+               if (cpsw->data.dual_emac) {
                        /* In dual emac mode check for all interfaces */
-                       for (n = priv->data.slaves; n; n--, slave++)
+                       for (n = cpsw->data.slaves; n; n--, slave++)
                                if (netif_running(slave->ndev))
                                        ndev_status = true;
                }
@@ -726,10 +722,10 @@ static void cpsw_rx_handler(void *token, int len, int status)
                return;
        }
 
-       new_skb = netdev_alloc_skb_ip_align(ndev, priv->rx_packet_max);
+       new_skb = netdev_alloc_skb_ip_align(ndev, cpsw->rx_packet_max);
        if (new_skb) {
                skb_put(skb, len);
-               cpts_rx_timestamp(priv->cpts, skb);
+               cpts_rx_timestamp(cpsw->cpts, skb);
                skb->protocol = eth_type_trans(skb, ndev);
                netif_receive_skb(skb);
                ndev->stats.rx_bytes += len;
@@ -741,83 +737,77 @@ static void cpsw_rx_handler(void *token, int len, int status)
        }
 
 requeue:
-       ret = cpdma_chan_submit(priv->rxch, new_skb, new_skb->data,
-                       skb_tailroom(new_skb), 0);
+       ret = cpdma_chan_submit(cpsw->rxch, new_skb, new_skb->data,
+                               skb_tailroom(new_skb), 0);
        if (WARN_ON(ret < 0))
                dev_kfree_skb_any(new_skb);
 }
 
 static irqreturn_t cpsw_tx_interrupt(int irq, void *dev_id)
 {
-       struct cpsw_priv *priv = dev_id;
+       struct cpsw_common *cpsw = dev_id;
 
-       writel(0, &priv->wr_regs->tx_en);
-       cpdma_ctlr_eoi(priv->dma, CPDMA_EOI_TX);
+       writel(0, &cpsw->wr_regs->tx_en);
+       cpdma_ctlr_eoi(cpsw->dma, CPDMA_EOI_TX);
 
-       if (priv->quirk_irq) {
-               disable_irq_nosync(priv->irqs_table[1]);
-               priv->tx_irq_disabled = true;
+       if (cpsw->quirk_irq) {
+               disable_irq_nosync(cpsw->irqs_table[1]);
+               cpsw->tx_irq_disabled = true;
        }
 
-       napi_schedule(&priv->napi_tx);
+       napi_schedule(&cpsw->napi_tx);
        return IRQ_HANDLED;
 }
 
 static irqreturn_t cpsw_rx_interrupt(int irq, void *dev_id)
 {
-       struct cpsw_priv *priv = dev_id;
+       struct cpsw_common *cpsw = dev_id;
 
-       cpdma_ctlr_eoi(priv->dma, CPDMA_EOI_RX);
-       writel(0, &priv->wr_regs->rx_en);
+       cpdma_ctlr_eoi(cpsw->dma, CPDMA_EOI_RX);
+       writel(0, &cpsw->wr_regs->rx_en);
 
-       if (priv->quirk_irq) {
-               disable_irq_nosync(priv->irqs_table[0]);
-               priv->rx_irq_disabled = true;
+       if (cpsw->quirk_irq) {
+               disable_irq_nosync(cpsw->irqs_table[0]);
+               cpsw->rx_irq_disabled = true;
        }
 
-       napi_schedule(&priv->napi_rx);
+       napi_schedule(&cpsw->napi_rx);
        return IRQ_HANDLED;
 }
 
 static int cpsw_tx_poll(struct napi_struct *napi_tx, int budget)
 {
-       struct cpsw_priv        *priv = napi_to_priv(napi_tx);
+       struct cpsw_common      *cpsw = napi_to_cpsw(napi_tx);
        int                     num_tx;
 
-       num_tx = cpdma_chan_process(priv->txch, budget);
+       num_tx = cpdma_chan_process(cpsw->txch, budget);
        if (num_tx < budget) {
                napi_complete(napi_tx);
-               writel(0xff, &priv->wr_regs->tx_en);
-               if (priv->quirk_irq && priv->tx_irq_disabled) {
-                       priv->tx_irq_disabled = false;
-                       enable_irq(priv->irqs_table[1]);
+               writel(0xff, &cpsw->wr_regs->tx_en);
+               if (cpsw->quirk_irq && cpsw->tx_irq_disabled) {
+                       cpsw->tx_irq_disabled = false;
+                       enable_irq(cpsw->irqs_table[1]);
                }
        }
 
-       if (num_tx)
-               cpsw_dbg(priv, intr, "poll %d tx pkts\n", num_tx);
-
        return num_tx;
 }
 
 static int cpsw_rx_poll(struct napi_struct *napi_rx, int budget)
 {
-       struct cpsw_priv        *priv = napi_to_priv(napi_rx);
+       struct cpsw_common      *cpsw = napi_to_cpsw(napi_rx);
        int                     num_rx;
 
-       num_rx = cpdma_chan_process(priv->rxch, budget);
+       num_rx = cpdma_chan_process(cpsw->rxch, budget);
        if (num_rx < budget) {
                napi_complete(napi_rx);
-               writel(0xff, &priv->wr_regs->rx_en);
-               if (priv->quirk_irq && priv->rx_irq_disabled) {
-                       priv->rx_irq_disabled = false;
-                       enable_irq(priv->irqs_table[0]);
+               writel(0xff, &cpsw->wr_regs->rx_en);
+               if (cpsw->quirk_irq && cpsw->rx_irq_disabled) {
+                       cpsw->rx_irq_disabled = false;
+                       enable_irq(cpsw->irqs_table[0]);
                }
        }
 
-       if (num_rx)
-               cpsw_dbg(priv, intr, "poll %d rx pkts\n", num_rx);
-
        return num_rx;
 }
 
@@ -850,17 +840,18 @@ static void _cpsw_adjust_link(struct cpsw_slave *slave,
        struct phy_device       *phy = slave->phy;
        u32                     mac_control = 0;
        u32                     slave_port;
+       struct cpsw_common *cpsw = priv->cpsw;
 
        if (!phy)
                return;
 
-       slave_port = cpsw_get_slave_port(priv, slave->slave_num);
+       slave_port = cpsw_get_slave_port(slave->slave_num);
 
        if (phy->link) {
-               mac_control = priv->data.mac_control;
+               mac_control = cpsw->data.mac_control;
 
                /* enable forwarding */
-               cpsw_ale_control_set(priv->ale, slave_port,
+               cpsw_ale_control_set(cpsw->ale, slave_port,
                                     ALE_PORT_STATE, ALE_PORT_STATE_FORWARD);
 
                if (phy->speed == 1000)
@@ -884,7 +875,7 @@ static void _cpsw_adjust_link(struct cpsw_slave *slave,
        } else {
                mac_control = 0;
                /* disable forwarding */
-               cpsw_ale_control_set(priv->ale, slave_port,
+               cpsw_ale_control_set(cpsw->ale, slave_port,
                                     ALE_PORT_STATE, ALE_PORT_STATE_DISABLE);
        }
 
@@ -916,9 +907,9 @@ static void cpsw_adjust_link(struct net_device *ndev)
 static int cpsw_get_coalesce(struct net_device *ndev,
                                struct ethtool_coalesce *coal)
 {
-       struct cpsw_priv *priv = netdev_priv(ndev);
+       struct cpsw_common *cpsw = ndev_to_cpsw(ndev);
 
-       coal->rx_coalesce_usecs = priv->coal_intvl;
+       coal->rx_coalesce_usecs = cpsw->coal_intvl;
        return 0;
 }
 
@@ -931,11 +922,12 @@ static int cpsw_set_coalesce(struct net_device *ndev,
        u32 prescale = 0;
        u32 addnl_dvdr = 1;
        u32 coal_intvl = 0;
+       struct cpsw_common *cpsw = priv->cpsw;
 
        coal_intvl = coal->rx_coalesce_usecs;
 
-       int_ctrl =  readl(&priv->wr_regs->int_control);
-       prescale = priv->bus_freq_mhz * 4;
+       int_ctrl =  readl(&cpsw->wr_regs->int_control);
+       prescale = cpsw->bus_freq_mhz * 4;
 
        if (!coal->rx_coalesce_usecs) {
                int_ctrl &= ~(CPSW_INTPRESCALE_MASK | CPSW_INTPACEEN);
@@ -963,27 +955,18 @@ static int cpsw_set_coalesce(struct net_device *ndev,
        }
 
        num_interrupts = (1000 * addnl_dvdr) / coal_intvl;
-       writel(num_interrupts, &priv->wr_regs->rx_imax);
-       writel(num_interrupts, &priv->wr_regs->tx_imax);
+       writel(num_interrupts, &cpsw->wr_regs->rx_imax);
+       writel(num_interrupts, &cpsw->wr_regs->tx_imax);
 
        int_ctrl |= CPSW_INTPACEEN;
        int_ctrl &= (~CPSW_INTPRESCALE_MASK);
        int_ctrl |= (prescale & CPSW_INTPRESCALE_MASK);
 
 update_return:
-       writel(int_ctrl, &priv->wr_regs->int_control);
+       writel(int_ctrl, &cpsw->wr_regs->int_control);
 
        cpsw_notice(priv, timer, "Set coalesce to %d usecs.\n", coal_intvl);
-       if (priv->data.dual_emac) {
-               int i;
-
-               for (i = 0; i < priv->data.slaves; i++) {
-                       priv = netdev_priv(priv->slaves[i].ndev);
-                       priv->coal_intvl = coal_intvl;
-               }
-       } else {
-               priv->coal_intvl = coal_intvl;
-       }
+       cpsw->coal_intvl = coal_intvl;
 
        return 0;
 }
@@ -1017,21 +1000,21 @@ static void cpsw_get_strings(struct net_device *ndev, u32 stringset, u8 *data)
 static void cpsw_get_ethtool_stats(struct net_device *ndev,
                                    struct ethtool_stats *stats, u64 *data)
 {
-       struct cpsw_priv *priv = netdev_priv(ndev);
        struct cpdma_chan_stats rx_stats;
        struct cpdma_chan_stats tx_stats;
        u32 val;
        u8 *p;
        int i;
+       struct cpsw_common *cpsw = ndev_to_cpsw(ndev);
 
        /* Collect Davinci CPDMA stats for Rx and Tx Channel */
-       cpdma_chan_get_stats(priv->rxch, &rx_stats);
-       cpdma_chan_get_stats(priv->txch, &tx_stats);
+       cpdma_chan_get_stats(cpsw->rxch, &rx_stats);
+       cpdma_chan_get_stats(cpsw->txch, &tx_stats);
 
        for (i = 0; i < CPSW_STATS_LEN; i++) {
                switch (cpsw_gstrings_stats[i].type) {
                case CPSW_STATS:
-                       val = readl(priv->hw_stats +
+                       val = readl(cpsw->hw_stats +
                                    cpsw_gstrings_stats[i].stat_offset);
                        data[i] = val;
                        break;
@@ -1051,52 +1034,48 @@ static void cpsw_get_ethtool_stats(struct net_device *ndev,
        }
 }
 
-static int cpsw_common_res_usage_state(struct cpsw_priv *priv)
+static int cpsw_common_res_usage_state(struct cpsw_common *cpsw)
 {
        u32 i;
        u32 usage_count = 0;
 
-       if (!priv->data.dual_emac)
+       if (!cpsw->data.dual_emac)
                return 0;
 
-       for (i = 0; i < priv->data.slaves; i++)
-               if (priv->slaves[i].open_stat)
+       for (i = 0; i < cpsw->data.slaves; i++)
+               if (cpsw->slaves[i].open_stat)
                        usage_count++;
 
        return usage_count;
 }
 
-static inline int cpsw_tx_packet_submit(struct net_device *ndev,
-                       struct cpsw_priv *priv, struct sk_buff *skb)
+static inline int cpsw_tx_packet_submit(struct cpsw_priv *priv,
+                                       struct sk_buff *skb)
 {
-       if (!priv->data.dual_emac)
-               return cpdma_chan_submit(priv->txch, skb, skb->data,
-                                 skb->len, 0);
+       struct cpsw_common *cpsw = priv->cpsw;
 
-       if (ndev == cpsw_get_slave_ndev(priv, 0))
-               return cpdma_chan_submit(priv->txch, skb, skb->data,
-                                 skb->len, 1);
-       else
-               return cpdma_chan_submit(priv->txch, skb, skb->data,
-                                 skb->len, 2);
+       return cpdma_chan_submit(cpsw->txch, skb, skb->data, skb->len,
+                                priv->emac_port + cpsw->data.dual_emac);
 }
 
 static inline void cpsw_add_dual_emac_def_ale_entries(
                struct cpsw_priv *priv, struct cpsw_slave *slave,
                u32 slave_port)
 {
+       struct cpsw_common *cpsw = priv->cpsw;
        u32 port_mask = 1 << slave_port | ALE_PORT_HOST;
 
-       if (priv->version == CPSW_VERSION_1)
+       if (cpsw->version == CPSW_VERSION_1)
                slave_write(slave, slave->port_vlan, CPSW1_PORT_VLAN);
        else
                slave_write(slave, slave->port_vlan, CPSW2_PORT_VLAN);
-       cpsw_ale_add_vlan(priv->ale, slave->port_vlan, port_mask,
+       cpsw_ale_add_vlan(cpsw->ale, slave->port_vlan, port_mask,
                          port_mask, port_mask, 0);
-       cpsw_ale_add_mcast(priv->ale, priv->ndev->broadcast,
+       cpsw_ale_add_mcast(cpsw->ale, priv->ndev->broadcast,
                           port_mask, ALE_VLAN, slave->port_vlan, 0);
-       cpsw_ale_add_ucast(priv->ale, priv->mac_addr,
-               HOST_PORT_NUM, ALE_VLAN | ALE_SECURE, slave->port_vlan);
+       cpsw_ale_add_ucast(cpsw->ale, priv->mac_addr,
+                          HOST_PORT_NUM, ALE_VLAN |
+                          ALE_SECURE, slave->port_vlan);
 }
 
 static void soft_reset_slave(struct cpsw_slave *slave)
@@ -1110,13 +1089,14 @@ static void soft_reset_slave(struct cpsw_slave *slave)
 static void cpsw_slave_open(struct cpsw_slave *slave, struct cpsw_priv *priv)
 {
        u32 slave_port;
+       struct cpsw_common *cpsw = priv->cpsw;
 
        soft_reset_slave(slave);
 
        /* setup priority mapping */
        __raw_writel(RX_PRIORITY_MAPPING, &slave->sliver->rx_pri_map);
 
-       switch (priv->version) {
+       switch (cpsw->version) {
        case CPSW_VERSION_1:
                slave_write(slave, TX_PRIORITY_MAPPING, CPSW1_TX_PRI_MAP);
                break;
@@ -1128,17 +1108,17 @@ static void cpsw_slave_open(struct cpsw_slave *slave, struct cpsw_priv *priv)
        }
 
        /* setup max packet size, and mac address */
-       __raw_writel(priv->rx_packet_max, &slave->sliver->rx_maxlen);
+       __raw_writel(cpsw->rx_packet_max, &slave->sliver->rx_maxlen);
        cpsw_set_slave_mac(slave, priv);
 
        slave->mac_control = 0; /* no link yet */
 
-       slave_port = cpsw_get_slave_port(priv, slave->slave_num);
+       slave_port = cpsw_get_slave_port(slave->slave_num);
 
-       if (priv->data.dual_emac)
+       if (cpsw->data.dual_emac)
                cpsw_add_dual_emac_def_ale_entries(priv, slave, slave_port);
        else
-               cpsw_ale_add_mcast(priv->ale, priv->ndev->broadcast,
+               cpsw_ale_add_mcast(cpsw->ale, priv->ndev->broadcast,
                                   1 << slave_port, 0, 0, ALE_MCAST_FWD_2);
 
        if (slave->data->phy_node) {
@@ -1168,81 +1148,83 @@ static void cpsw_slave_open(struct cpsw_slave *slave, struct cpsw_priv *priv)
        phy_start(slave->phy);
 
        /* Configure GMII_SEL register */
-       cpsw_phy_sel(&priv->pdev->dev, slave->phy->interface, slave->slave_num);
+       cpsw_phy_sel(cpsw->dev, slave->phy->interface, slave->slave_num);
 }
 
 static inline void cpsw_add_default_vlan(struct cpsw_priv *priv)
 {
-       const int vlan = priv->data.default_vlan;
+       struct cpsw_common *cpsw = priv->cpsw;
+       const int vlan = cpsw->data.default_vlan;
        u32 reg;
        int i;
        int unreg_mcast_mask;
 
-       reg = (priv->version == CPSW_VERSION_1) ? CPSW1_PORT_VLAN :
+       reg = (cpsw->version == CPSW_VERSION_1) ? CPSW1_PORT_VLAN :
               CPSW2_PORT_VLAN;
 
-       writel(vlan, &priv->host_port_regs->port_vlan);
+       writel(vlan, &cpsw->host_port_regs->port_vlan);
 
-       for (i = 0; i < priv->data.slaves; i++)
-               slave_write(priv->slaves + i, vlan, reg);
+       for (i = 0; i < cpsw->data.slaves; i++)
+               slave_write(cpsw->slaves + i, vlan, reg);
 
        if (priv->ndev->flags & IFF_ALLMULTI)
                unreg_mcast_mask = ALE_ALL_PORTS;
        else
                unreg_mcast_mask = ALE_PORT_1 | ALE_PORT_2;
 
-       cpsw_ale_add_vlan(priv->ale, vlan, ALE_ALL_PORTS,
+       cpsw_ale_add_vlan(cpsw->ale, vlan, ALE_ALL_PORTS,
                          ALE_ALL_PORTS, ALE_ALL_PORTS,
                          unreg_mcast_mask);
 }
 
 static void cpsw_init_host_port(struct cpsw_priv *priv)
 {
-       u32 control_reg;
        u32 fifo_mode;
+       u32 control_reg;
+       struct cpsw_common *cpsw = priv->cpsw;
 
        /* soft reset the controller and initialize ale */
-       soft_reset("cpsw", &priv->regs->soft_reset);
-       cpsw_ale_start(priv->ale);
+       soft_reset("cpsw", &cpsw->regs->soft_reset);
+       cpsw_ale_start(cpsw->ale);
 
        /* switch to vlan unaware mode */
-       cpsw_ale_control_set(priv->ale, HOST_PORT_NUM, ALE_VLAN_AWARE,
+       cpsw_ale_control_set(cpsw->ale, HOST_PORT_NUM, ALE_VLAN_AWARE,
                             CPSW_ALE_VLAN_AWARE);
-       control_reg = readl(&priv->regs->control);
+       control_reg = readl(&cpsw->regs->control);
        control_reg |= CPSW_VLAN_AWARE;
-       writel(control_reg, &priv->regs->control);
-       fifo_mode = (priv->data.dual_emac) ? CPSW_FIFO_DUAL_MAC_MODE :
+       writel(control_reg, &cpsw->regs->control);
+       fifo_mode = (cpsw->data.dual_emac) ? CPSW_FIFO_DUAL_MAC_MODE :
                     CPSW_FIFO_NORMAL_MODE;
-       writel(fifo_mode, &priv->host_port_regs->tx_in_ctl);
+       writel(fifo_mode, &cpsw->host_port_regs->tx_in_ctl);
 
        /* setup host port priority mapping */
        __raw_writel(CPDMA_TX_PRIORITY_MAP,
-                    &priv->host_port_regs->cpdma_tx_pri_map);
-       __raw_writel(0, &priv->host_port_regs->cpdma_rx_chan_map);
+                    &cpsw->host_port_regs->cpdma_tx_pri_map);
+       __raw_writel(0, &cpsw->host_port_regs->cpdma_rx_chan_map);
 
-       cpsw_ale_control_set(priv->ale, HOST_PORT_NUM,
+       cpsw_ale_control_set(cpsw->ale, HOST_PORT_NUM,
                             ALE_PORT_STATE, ALE_PORT_STATE_FORWARD);
 
-       if (!priv->data.dual_emac) {
-               cpsw_ale_add_ucast(priv->ale, priv->mac_addr, HOST_PORT_NUM,
+       if (!cpsw->data.dual_emac) {
+               cpsw_ale_add_ucast(cpsw->ale, priv->mac_addr, HOST_PORT_NUM,
                                   0, 0);
-               cpsw_ale_add_mcast(priv->ale, priv->ndev->broadcast,
+               cpsw_ale_add_mcast(cpsw->ale, priv->ndev->broadcast,
                                   ALE_PORT_HOST, 0, 0, ALE_MCAST_FWD_2);
        }
 }
 
-static void cpsw_slave_stop(struct cpsw_slave *slave, struct cpsw_priv *priv)
+static void cpsw_slave_stop(struct cpsw_slave *slave, struct cpsw_common *cpsw)
 {
        u32 slave_port;
 
-       slave_port = cpsw_get_slave_port(priv, slave->slave_num);
+       slave_port = cpsw_get_slave_port(slave->slave_num);
 
        if (!slave->phy)
                return;
        phy_stop(slave->phy);
        phy_disconnect(slave->phy);
        slave->phy = NULL;
-       cpsw_ale_control_set(priv->ale, slave_port,
+       cpsw_ale_control_set(cpsw->ale, slave_port,
                             ALE_PORT_STATE, ALE_PORT_STATE_DISABLE);
        soft_reset_slave(slave);
 }
@@ -1250,78 +1232,78 @@ static void cpsw_slave_stop(struct cpsw_slave *slave, struct cpsw_priv *priv)
 static int cpsw_ndo_open(struct net_device *ndev)
 {
        struct cpsw_priv *priv = netdev_priv(ndev);
+       struct cpsw_common *cpsw = priv->cpsw;
        int i, ret;
        u32 reg;
 
-       ret = pm_runtime_get_sync(&priv->pdev->dev);
+       ret = pm_runtime_get_sync(cpsw->dev);
        if (ret < 0) {
-               pm_runtime_put_noidle(&priv->pdev->dev);
+               pm_runtime_put_noidle(cpsw->dev);
                return ret;
        }
 
-       if (!cpsw_common_res_usage_state(priv))
-               cpsw_intr_disable(priv);
+       if (!cpsw_common_res_usage_state(cpsw))
+               cpsw_intr_disable(cpsw);
        netif_carrier_off(ndev);
 
-       reg = priv->version;
+       reg = cpsw->version;
 
        dev_info(priv->dev, "initializing cpsw version %d.%d (%d)\n",
                 CPSW_MAJOR_VERSION(reg), CPSW_MINOR_VERSION(reg),
                 CPSW_RTL_VERSION(reg));
 
        /* initialize host and slave ports */
-       if (!cpsw_common_res_usage_state(priv))
+       if (!cpsw_common_res_usage_state(cpsw))
                cpsw_init_host_port(priv);
        for_each_slave(priv, cpsw_slave_open, priv);
 
        /* Add default VLAN */
-       if (!priv->data.dual_emac)
+       if (!cpsw->data.dual_emac)
                cpsw_add_default_vlan(priv);
        else
-               cpsw_ale_add_vlan(priv->ale, priv->data.default_vlan,
+               cpsw_ale_add_vlan(cpsw->ale, cpsw->data.default_vlan,
                                  ALE_ALL_PORTS, ALE_ALL_PORTS, 0, 0);
 
-       if (!cpsw_common_res_usage_state(priv)) {
-               struct cpsw_priv *priv_sl0 = cpsw_get_slave_priv(priv, 0);
+       if (!cpsw_common_res_usage_state(cpsw)) {
                int buf_num;
 
                /* setup tx dma to fixed prio and zero offset */
-               cpdma_control_set(priv->dma, CPDMA_TX_PRIO_FIXED, 1);
-               cpdma_control_set(priv->dma, CPDMA_RX_BUFFER_OFFSET, 0);
+               cpdma_control_set(cpsw->dma, CPDMA_TX_PRIO_FIXED, 1);
+               cpdma_control_set(cpsw->dma, CPDMA_RX_BUFFER_OFFSET, 0);
 
                /* disable priority elevation */
-               __raw_writel(0, &priv->regs->ptype);
+               __raw_writel(0, &cpsw->regs->ptype);
 
                /* enable statistics collection only on all ports */
-               __raw_writel(0x7, &priv->regs->stat_port_en);
+               __raw_writel(0x7, &cpsw->regs->stat_port_en);
 
                /* Enable internal fifo flow control */
-               writel(0x7, &priv->regs->flow_control);
+               writel(0x7, &cpsw->regs->flow_control);
 
-               napi_enable(&priv_sl0->napi_rx);
-               napi_enable(&priv_sl0->napi_tx);
+               napi_enable(&cpsw->napi_rx);
+               napi_enable(&cpsw->napi_tx);
 
-               if (priv_sl0->tx_irq_disabled) {
-                       priv_sl0->tx_irq_disabled = false;
-                       enable_irq(priv->irqs_table[1]);
+               if (cpsw->tx_irq_disabled) {
+                       cpsw->tx_irq_disabled = false;
+                       enable_irq(cpsw->irqs_table[1]);
                }
 
-               if (priv_sl0->rx_irq_disabled) {
-                       priv_sl0->rx_irq_disabled = false;
-                       enable_irq(priv->irqs_table[0]);
+               if (cpsw->rx_irq_disabled) {
+                       cpsw->rx_irq_disabled = false;
+                       enable_irq(cpsw->irqs_table[0]);
                }
 
-               buf_num = cpdma_chan_get_rx_buf_num(priv->dma);
+               buf_num = cpdma_chan_get_rx_buf_num(cpsw->dma);
                for (i = 0; i < buf_num; i++) {
                        struct sk_buff *skb;
 
                        ret = -ENOMEM;
                        skb = __netdev_alloc_skb_ip_align(priv->ndev,
-                                       priv->rx_packet_max, GFP_KERNEL);
+                                       cpsw->rx_packet_max, GFP_KERNEL);
                        if (!skb)
                                goto err_cleanup;
-                       ret = cpdma_chan_submit(priv->rxch, skb, skb->data,
-                                       skb_tailroom(skb), 0);
+                       ret = cpdma_chan_submit(cpsw->rxch, skb, skb->data,
+                                               skb_tailroom(skb), 0);
                        if (ret < 0) {
                                kfree_skb(skb);
                                goto err_cleanup;
@@ -1333,32 +1315,32 @@ static int cpsw_ndo_open(struct net_device *ndev)
                 */
                cpsw_info(priv, ifup, "submitted %d rx descriptors\n", i);
 
-               if (cpts_register(&priv->pdev->dev, priv->cpts,
-                                 priv->data.cpts_clock_mult,
-                                 priv->data.cpts_clock_shift))
+               if (cpts_register(cpsw->dev, cpsw->cpts,
+                                 cpsw->data.cpts_clock_mult,
+                                 cpsw->data.cpts_clock_shift))
                        dev_err(priv->dev, "error registering cpts device\n");
 
        }
 
        /* Enable Interrupt pacing if configured */
-       if (priv->coal_intvl != 0) {
+       if (cpsw->coal_intvl != 0) {
                struct ethtool_coalesce coal;
 
-               coal.rx_coalesce_usecs = priv->coal_intvl;
+               coal.rx_coalesce_usecs = cpsw->coal_intvl;
                cpsw_set_coalesce(ndev, &coal);
        }
 
-       cpdma_ctlr_start(priv->dma);
-       cpsw_intr_enable(priv);
+       cpdma_ctlr_start(cpsw->dma);
+       cpsw_intr_enable(cpsw);
 
-       if (priv->data.dual_emac)
-               priv->slaves[priv->emac_port].open_stat = true;
+       if (cpsw->data.dual_emac)
+               cpsw->slaves[priv->emac_port].open_stat = true;
        return 0;
 
 err_cleanup:
-       cpdma_ctlr_stop(priv->dma);
-       for_each_slave(priv, cpsw_slave_stop, priv);
-       pm_runtime_put_sync(&priv->pdev->dev);
+       cpdma_ctlr_stop(cpsw->dma);
+       for_each_slave(priv, cpsw_slave_stop, cpsw);
+       pm_runtime_put_sync(cpsw->dev);
        netif_carrier_off(priv->ndev);
        return ret;
 }
@@ -1366,25 +1348,24 @@ static int cpsw_ndo_open(struct net_device *ndev)
 static int cpsw_ndo_stop(struct net_device *ndev)
 {
        struct cpsw_priv *priv = netdev_priv(ndev);
+       struct cpsw_common *cpsw = priv->cpsw;
 
        cpsw_info(priv, ifdown, "shutting down cpsw device\n");
        netif_stop_queue(priv->ndev);
        netif_carrier_off(priv->ndev);
 
-       if (cpsw_common_res_usage_state(priv) <= 1) {
-               struct cpsw_priv *priv_sl0 = cpsw_get_slave_priv(priv, 0);
-
-               napi_disable(&priv_sl0->napi_rx);
-               napi_disable(&priv_sl0->napi_tx);
-               cpts_unregister(priv->cpts);
-               cpsw_intr_disable(priv);
-               cpdma_ctlr_stop(priv->dma);
-               cpsw_ale_stop(priv->ale);
-       }
-       for_each_slave(priv, cpsw_slave_stop, priv);
-       pm_runtime_put_sync(&priv->pdev->dev);
-       if (priv->data.dual_emac)
-               priv->slaves[priv->emac_port].open_stat = false;
+       if (cpsw_common_res_usage_state(cpsw) <= 1) {
+               napi_disable(&cpsw->napi_rx);
+               napi_disable(&cpsw->napi_tx);
+               cpts_unregister(cpsw->cpts);
+               cpsw_intr_disable(cpsw);
+               cpdma_ctlr_stop(cpsw->dma);
+               cpsw_ale_stop(cpsw->ale);
+       }
+       for_each_slave(priv, cpsw_slave_stop, cpsw);
+       pm_runtime_put_sync(cpsw->dev);
+       if (cpsw->data.dual_emac)
+               cpsw->slaves[priv->emac_port].open_stat = false;
        return 0;
 }
 
@@ -1393,6 +1374,7 @@ static netdev_tx_t cpsw_ndo_start_xmit(struct sk_buff *skb,
 {
        struct cpsw_priv *priv = netdev_priv(ndev);
        int ret;
+       struct cpsw_common *cpsw = priv->cpsw;
 
        netif_trans_update(ndev);
 
@@ -1403,12 +1385,12 @@ static netdev_tx_t cpsw_ndo_start_xmit(struct sk_buff *skb,
        }
 
        if (skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP &&
-                               priv->cpts->tx_enable)
+                               cpsw->cpts->tx_enable)
                skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS;
 
        skb_tx_timestamp(skb);
 
-       ret = cpsw_tx_packet_submit(ndev, priv, skb);
+       ret = cpsw_tx_packet_submit(priv, skb);
        if (unlikely(ret != 0)) {
                cpsw_err(priv, tx_err, "desc submit failed\n");
                goto fail;
@@ -1417,7 +1399,7 @@ static netdev_tx_t cpsw_ndo_start_xmit(struct sk_buff *skb,
        /* If there is no more tx desc left free then we need to
         * tell the kernel to stop sending us tx frames.
         */
-       if (unlikely(!cpdma_check_free_tx_desc(priv->txch)))
+       if (unlikely(!cpdma_check_free_tx_desc(cpsw->txch)))
                netif_stop_queue(ndev);
 
        return NETDEV_TX_OK;
@@ -1429,12 +1411,12 @@ static netdev_tx_t cpsw_ndo_start_xmit(struct sk_buff *skb,
 
 #ifdef CONFIG_TI_CPTS
 
-static void cpsw_hwtstamp_v1(struct cpsw_priv *priv)
+static void cpsw_hwtstamp_v1(struct cpsw_common *cpsw)
 {
-       struct cpsw_slave *slave = &priv->slaves[priv->data.active_slave];
+       struct cpsw_slave *slave = &cpsw->slaves[cpsw->data.active_slave];
        u32 ts_en, seq_id;
 
-       if (!priv->cpts->tx_enable && !priv->cpts->rx_enable) {
+       if (!cpsw->cpts->tx_enable && !cpsw->cpts->rx_enable) {
                slave_write(slave, 0, CPSW1_TS_CTL);
                return;
        }
@@ -1442,10 +1424,10 @@ static void cpsw_hwtstamp_v1(struct cpsw_priv *priv)
        seq_id = (30 << CPSW_V1_SEQ_ID_OFS_SHIFT) | ETH_P_1588;
        ts_en = EVENT_MSG_BITS << CPSW_V1_MSG_TYPE_OFS;
 
-       if (priv->cpts->tx_enable)
+       if (cpsw->cpts->tx_enable)
                ts_en |= CPSW_V1_TS_TX_EN;
 
-       if (priv->cpts->rx_enable)
+       if (cpsw->cpts->rx_enable)
                ts_en |= CPSW_V1_TS_RX_EN;
 
        slave_write(slave, ts_en, CPSW1_TS_CTL);
@@ -1455,32 +1437,33 @@ static void cpsw_hwtstamp_v1(struct cpsw_priv *priv)
 static void cpsw_hwtstamp_v2(struct cpsw_priv *priv)
 {
        struct cpsw_slave *slave;
+       struct cpsw_common *cpsw = priv->cpsw;
        u32 ctrl, mtype;
 
-       if (priv->data.dual_emac)
-               slave = &priv->slaves[priv->emac_port];
+       if (cpsw->data.dual_emac)
+               slave = &cpsw->slaves[priv->emac_port];
        else
-               slave = &priv->slaves[priv->data.active_slave];
+               slave = &cpsw->slaves[cpsw->data.active_slave];
 
        ctrl = slave_read(slave, CPSW2_CONTROL);
-       switch (priv->version) {
+       switch (cpsw->version) {
        case CPSW_VERSION_2:
                ctrl &= ~CTRL_V2_ALL_TS_MASK;
 
-               if (priv->cpts->tx_enable)
+               if (cpsw->cpts->tx_enable)
                        ctrl |= CTRL_V2_TX_TS_BITS;
 
-               if (priv->cpts->rx_enable)
+               if (cpsw->cpts->rx_enable)
                        ctrl |= CTRL_V2_RX_TS_BITS;
                break;
        case CPSW_VERSION_3:
        default:
                ctrl &= ~CTRL_V3_ALL_TS_MASK;
 
-               if (priv->cpts->tx_enable)
+               if (cpsw->cpts->tx_enable)
                        ctrl |= CTRL_V3_TX_TS_BITS;
 
-               if (priv->cpts->rx_enable)
+               if (cpsw->cpts->rx_enable)
                        ctrl |= CTRL_V3_RX_TS_BITS;
                break;
        }
@@ -1489,18 +1472,19 @@ static void cpsw_hwtstamp_v2(struct cpsw_priv *priv)
 
        slave_write(slave, mtype, CPSW2_TS_SEQ_MTYPE);
        slave_write(slave, ctrl, CPSW2_CONTROL);
-       __raw_writel(ETH_P_1588, &priv->regs->ts_ltype);
+       __raw_writel(ETH_P_1588, &cpsw->regs->ts_ltype);
 }
 
 static int cpsw_hwtstamp_set(struct net_device *dev, struct ifreq *ifr)
 {
        struct cpsw_priv *priv = netdev_priv(dev);
-       struct cpts *cpts = priv->cpts;
        struct hwtstamp_config cfg;
+       struct cpsw_common *cpsw = priv->cpsw;
+       struct cpts *cpts = cpsw->cpts;
 
-       if (priv->version != CPSW_VERSION_1 &&
-           priv->version != CPSW_VERSION_2 &&
-           priv->version != CPSW_VERSION_3)
+       if (cpsw->version != CPSW_VERSION_1 &&
+           cpsw->version != CPSW_VERSION_2 &&
+           cpsw->version != CPSW_VERSION_3)
                return -EOPNOTSUPP;
 
        if (copy_from_user(&cfg, ifr->ifr_data, sizeof(cfg)))
@@ -1540,9 +1524,9 @@ static int cpsw_hwtstamp_set(struct net_device *dev, struct ifreq *ifr)
 
        cpts->tx_enable = cfg.tx_type == HWTSTAMP_TX_ON;
 
-       switch (priv->version) {
+       switch (cpsw->version) {
        case CPSW_VERSION_1:
-               cpsw_hwtstamp_v1(priv);
+               cpsw_hwtstamp_v1(cpsw);
                break;
        case CPSW_VERSION_2:
        case CPSW_VERSION_3:
@@ -1557,13 +1541,13 @@ static int cpsw_hwtstamp_set(struct net_device *dev, struct ifreq *ifr)
 
 static int cpsw_hwtstamp_get(struct net_device *dev, struct ifreq *ifr)
 {
-       struct cpsw_priv *priv = netdev_priv(dev);
-       struct cpts *cpts = priv->cpts;
+       struct cpsw_common *cpsw = ndev_to_cpsw(dev);
+       struct cpts *cpts = cpsw->cpts;
        struct hwtstamp_config cfg;
 
-       if (priv->version != CPSW_VERSION_1 &&
-           priv->version != CPSW_VERSION_2 &&
-           priv->version != CPSW_VERSION_3)
+       if (cpsw->version != CPSW_VERSION_1 &&
+           cpsw->version != CPSW_VERSION_2 &&
+           cpsw->version != CPSW_VERSION_3)
                return -EOPNOTSUPP;
 
        cfg.flags = 0;
@@ -1579,7 +1563,8 @@ static int cpsw_hwtstamp_get(struct net_device *dev, struct ifreq *ifr)
 static int cpsw_ndo_ioctl(struct net_device *dev, struct ifreq *req, int cmd)
 {
        struct cpsw_priv *priv = netdev_priv(dev);
-       int slave_no = cpsw_slave_index(priv);
+       struct cpsw_common *cpsw = priv->cpsw;
+       int slave_no = cpsw_slave_index(cpsw, priv);
 
        if (!netif_running(dev))
                return -EINVAL;
@@ -1593,27 +1578,29 @@ static int cpsw_ndo_ioctl(struct net_device *dev, struct ifreq *req, int cmd)
 #endif
        }
 
-       if (!priv->slaves[slave_no].phy)
+       if (!cpsw->slaves[slave_no].phy)
                return -EOPNOTSUPP;
-       return phy_mii_ioctl(priv->slaves[slave_no].phy, req, cmd);
+       return phy_mii_ioctl(cpsw->slaves[slave_no].phy, req, cmd);
 }
 
 static void cpsw_ndo_tx_timeout(struct net_device *ndev)
 {
        struct cpsw_priv *priv = netdev_priv(ndev);
+       struct cpsw_common *cpsw = priv->cpsw;
 
        cpsw_err(priv, tx_err, "transmit timeout, restarting dma\n");
        ndev->stats.tx_errors++;
-       cpsw_intr_disable(priv);
-       cpdma_chan_stop(priv->txch);
-       cpdma_chan_start(priv->txch);
-       cpsw_intr_enable(priv);
+       cpsw_intr_disable(cpsw);
+       cpdma_chan_stop(cpsw->txch);
+       cpdma_chan_start(cpsw->txch);
+       cpsw_intr_enable(cpsw);
 }
 
 static int cpsw_ndo_set_mac_address(struct net_device *ndev, void *p)
 {
        struct cpsw_priv *priv = netdev_priv(ndev);
        struct sockaddr *addr = (struct sockaddr *)p;
+       struct cpsw_common *cpsw = priv->cpsw;
        int flags = 0;
        u16 vid = 0;
        int ret;
@@ -1621,27 +1608,27 @@ static int cpsw_ndo_set_mac_address(struct net_device *ndev, void *p)
        if (!is_valid_ether_addr(addr->sa_data))
                return -EADDRNOTAVAIL;
 
-       ret = pm_runtime_get_sync(&priv->pdev->dev);
+       ret = pm_runtime_get_sync(cpsw->dev);
        if (ret < 0) {
-               pm_runtime_put_noidle(&priv->pdev->dev);
+               pm_runtime_put_noidle(cpsw->dev);
                return ret;
        }
 
-       if (priv->data.dual_emac) {
-               vid = priv->slaves[priv->emac_port].port_vlan;
+       if (cpsw->data.dual_emac) {
+               vid = cpsw->slaves[priv->emac_port].port_vlan;
                flags = ALE_VLAN;
        }
 
-       cpsw_ale_del_ucast(priv->ale, priv->mac_addr, HOST_PORT_NUM,
+       cpsw_ale_del_ucast(cpsw->ale, priv->mac_addr, HOST_PORT_NUM,
                           flags, vid);
-       cpsw_ale_add_ucast(priv->ale, addr->sa_data, HOST_PORT_NUM,
+       cpsw_ale_add_ucast(cpsw->ale, addr->sa_data, HOST_PORT_NUM,
                           flags, vid);
 
        memcpy(priv->mac_addr, addr->sa_data, ETH_ALEN);
        memcpy(ndev->dev_addr, priv->mac_addr, ETH_ALEN);
        for_each_slave(priv, cpsw_set_slave_mac, priv);
 
-       pm_runtime_put(&priv->pdev->dev);
+       pm_runtime_put(cpsw->dev);
 
        return 0;
 }
@@ -1649,12 +1636,12 @@ static int cpsw_ndo_set_mac_address(struct net_device *ndev, void *p)
 #ifdef CONFIG_NET_POLL_CONTROLLER
 static void cpsw_ndo_poll_controller(struct net_device *ndev)
 {
-       struct cpsw_priv *priv = netdev_priv(ndev);
+       struct cpsw_common *cpsw = ndev_to_cpsw(ndev);
 
-       cpsw_intr_disable(priv);
-       cpsw_rx_interrupt(priv->irqs_table[0], priv);
-       cpsw_tx_interrupt(priv->irqs_table[1], priv);
-       cpsw_intr_enable(priv);
+       cpsw_intr_disable(cpsw);
+       cpsw_rx_interrupt(cpsw->irqs_table[0], cpsw);
+       cpsw_tx_interrupt(cpsw->irqs_table[1], cpsw);
+       cpsw_intr_enable(cpsw);
 }
 #endif
 
@@ -1664,8 +1651,9 @@ static inline int cpsw_add_vlan_ale_entry(struct cpsw_priv *priv,
        int ret;
        int unreg_mcast_mask = 0;
        u32 port_mask;
+       struct cpsw_common *cpsw = priv->cpsw;
 
-       if (priv->data.dual_emac) {
+       if (cpsw->data.dual_emac) {
                port_mask = (1 << (priv->emac_port + 1)) | ALE_PORT_HOST;
 
                if (priv->ndev->flags & IFF_ALLMULTI)
@@ -1679,27 +1667,27 @@ static inline int cpsw_add_vlan_ale_entry(struct cpsw_priv *priv,
                        unreg_mcast_mask = ALE_PORT_1 | ALE_PORT_2;
        }
 
-       ret = cpsw_ale_add_vlan(priv->ale, vid, port_mask, 0, port_mask,
+       ret = cpsw_ale_add_vlan(cpsw->ale, vid, port_mask, 0, port_mask,
                                unreg_mcast_mask);
        if (ret != 0)
                return ret;
 
-       ret = cpsw_ale_add_ucast(priv->ale, priv->mac_addr,
+       ret = cpsw_ale_add_ucast(cpsw->ale, priv->mac_addr,
                                 HOST_PORT_NUM, ALE_VLAN, vid);
        if (ret != 0)
                goto clean_vid;
 
-       ret = cpsw_ale_add_mcast(priv->ale, priv->ndev->broadcast,
+       ret = cpsw_ale_add_mcast(cpsw->ale, priv->ndev->broadcast,
                                 port_mask, ALE_VLAN, vid, 0);
        if (ret != 0)
                goto clean_vlan_ucast;
        return 0;
 
 clean_vlan_ucast:
-       cpsw_ale_del_ucast(priv->ale, priv->mac_addr,
+       cpsw_ale_del_ucast(cpsw->ale, priv->mac_addr,
                           HOST_PORT_NUM, ALE_VLAN, vid);
 clean_vid:
-       cpsw_ale_del_vlan(priv->ale, vid, 0);
+       cpsw_ale_del_vlan(cpsw->ale, vid, 0);
        return ret;
 }
 
@@ -1707,26 +1695,27 @@ static int cpsw_ndo_vlan_rx_add_vid(struct net_device *ndev,
                                    __be16 proto, u16 vid)
 {
        struct cpsw_priv *priv = netdev_priv(ndev);
+       struct cpsw_common *cpsw = priv->cpsw;
        int ret;
 
-       if (vid == priv->data.default_vlan)
+       if (vid == cpsw->data.default_vlan)
                return 0;
 
-       ret = pm_runtime_get_sync(&priv->pdev->dev);
+       ret = pm_runtime_get_sync(cpsw->dev);
        if (ret < 0) {
-               pm_runtime_put_noidle(&priv->pdev->dev);
+               pm_runtime_put_noidle(cpsw->dev);
                return ret;
        }
 
-       if (priv->data.dual_emac) {
+       if (cpsw->data.dual_emac) {
                /* In dual EMAC, reserved VLAN id should not be used for
                 * creating VLAN interfaces as this can break the dual
                 * EMAC port separation
                 */
                int i;
 
-               for (i = 0; i < priv->data.slaves; i++) {
-                       if (vid == priv->slaves[i].port_vlan)
+               for (i = 0; i < cpsw->data.slaves; i++) {
+                       if (vid == cpsw->slaves[i].port_vlan)
                                return -EINVAL;
                }
        }
@@ -1734,7 +1723,7 @@ static int cpsw_ndo_vlan_rx_add_vid(struct net_device *ndev,
        dev_info(priv->dev, "Adding vlanid %d to vlan filter\n", vid);
        ret = cpsw_add_vlan_ale_entry(priv, vid);
 
-       pm_runtime_put(&priv->pdev->dev);
+       pm_runtime_put(cpsw->dev);
        return ret;
 }
 
@@ -1742,39 +1731,40 @@ static int cpsw_ndo_vlan_rx_kill_vid(struct net_device *ndev,
                                     __be16 proto, u16 vid)
 {
        struct cpsw_priv *priv = netdev_priv(ndev);
+       struct cpsw_common *cpsw = priv->cpsw;
        int ret;
 
-       if (vid == priv->data.default_vlan)
+       if (vid == cpsw->data.default_vlan)
                return 0;
 
-       ret = pm_runtime_get_sync(&priv->pdev->dev);
+       ret = pm_runtime_get_sync(cpsw->dev);
        if (ret < 0) {
-               pm_runtime_put_noidle(&priv->pdev->dev);
+               pm_runtime_put_noidle(cpsw->dev);
                return ret;
        }
 
-       if (priv->data.dual_emac) {
+       if (cpsw->data.dual_emac) {
                int i;
 
-               for (i = 0; i < priv->data.slaves; i++) {
-                       if (vid == priv->slaves[i].port_vlan)
+               for (i = 0; i < cpsw->data.slaves; i++) {
+                       if (vid == cpsw->slaves[i].port_vlan)
                                return -EINVAL;
                }
        }
 
        dev_info(priv->dev, "removing vlanid %d from vlan filter\n", vid);
-       ret = cpsw_ale_del_vlan(priv->ale, vid, 0);
+       ret = cpsw_ale_del_vlan(cpsw->ale, vid, 0);
        if (ret != 0)
                return ret;
 
-       ret = cpsw_ale_del_ucast(priv->ale, priv->mac_addr,
+       ret = cpsw_ale_del_ucast(cpsw->ale, priv->mac_addr,
                                 HOST_PORT_NUM, ALE_VLAN, vid);
        if (ret != 0)
                return ret;
 
-       ret = cpsw_ale_del_mcast(priv->ale, priv->ndev->broadcast,
+       ret = cpsw_ale_del_mcast(cpsw->ale, priv->ndev->broadcast,
                                 0, ALE_VLAN, vid);
-       pm_runtime_put(&priv->pdev->dev);
+       pm_runtime_put(cpsw->dev);
        return ret;
 }
 
@@ -1797,31 +1787,32 @@ static const struct net_device_ops cpsw_netdev_ops = {
 
 static int cpsw_get_regs_len(struct net_device *ndev)
 {
-       struct cpsw_priv *priv = netdev_priv(ndev);
+       struct cpsw_common *cpsw = ndev_to_cpsw(ndev);
 
-       return priv->data.ale_entries * ALE_ENTRY_WORDS * sizeof(u32);
+       return cpsw->data.ale_entries * ALE_ENTRY_WORDS * sizeof(u32);
 }
 
 static void cpsw_get_regs(struct net_device *ndev,
                          struct ethtool_regs *regs, void *p)
 {
-       struct cpsw_priv *priv = netdev_priv(ndev);
        u32 *reg = p;
+       struct cpsw_common *cpsw = ndev_to_cpsw(ndev);
 
        /* update CPSW IP version */
-       regs->version = priv->version;
+       regs->version = cpsw->version;
 
-       cpsw_ale_dump(priv->ale, reg);
+       cpsw_ale_dump(cpsw->ale, reg);
 }
 
 static void cpsw_get_drvinfo(struct net_device *ndev,
                             struct ethtool_drvinfo *info)
 {
-       struct cpsw_priv *priv = netdev_priv(ndev);
+       struct cpsw_common *cpsw = ndev_to_cpsw(ndev);
+       struct platform_device  *pdev = to_platform_device(cpsw->dev);
 
        strlcpy(info->driver, "cpsw", sizeof(info->driver));
        strlcpy(info->version, "1.0", sizeof(info->version));
-       strlcpy(info->bus_info, priv->pdev->name, sizeof(info->bus_info));
+       strlcpy(info->bus_info, pdev->name, sizeof(info->bus_info));
 }
 
 static u32 cpsw_get_msglevel(struct net_device *ndev)
@@ -1840,7 +1831,7 @@ static int cpsw_get_ts_info(struct net_device *ndev,
                            struct ethtool_ts_info *info)
 {
 #ifdef CONFIG_TI_CPTS
-       struct cpsw_priv *priv = netdev_priv(ndev);
+       struct cpsw_common *cpsw = ndev_to_cpsw(ndev);
 
        info->so_timestamping =
                SOF_TIMESTAMPING_TX_HARDWARE |
@@ -1849,7 +1840,7 @@ static int cpsw_get_ts_info(struct net_device *ndev,
                SOF_TIMESTAMPING_RX_SOFTWARE |
                SOF_TIMESTAMPING_SOFTWARE |
                SOF_TIMESTAMPING_RAW_HARDWARE;
-       info->phc_index = priv->cpts->phc_index;
+       info->phc_index = cpsw->cpts->phc_index;
        info->tx_types =
                (1 << HWTSTAMP_TX_OFF) |
                (1 << HWTSTAMP_TX_ON);
@@ -1872,10 +1863,11 @@ static int cpsw_get_settings(struct net_device *ndev,
                             struct ethtool_cmd *ecmd)
 {
        struct cpsw_priv *priv = netdev_priv(ndev);
-       int slave_no = cpsw_slave_index(priv);
+       struct cpsw_common *cpsw = priv->cpsw;
+       int slave_no = cpsw_slave_index(cpsw, priv);
 
-       if (priv->slaves[slave_no].phy)
-               return phy_ethtool_gset(priv->slaves[slave_no].phy, ecmd);
+       if (cpsw->slaves[slave_no].phy)
+               return phy_ethtool_gset(cpsw->slaves[slave_no].phy, ecmd);
        else
                return -EOPNOTSUPP;
 }
@@ -1883,10 +1875,11 @@ static int cpsw_get_settings(struct net_device *ndev,
 static int cpsw_set_settings(struct net_device *ndev, struct ethtool_cmd *ecmd)
 {
        struct cpsw_priv *priv = netdev_priv(ndev);
-       int slave_no = cpsw_slave_index(priv);
+       struct cpsw_common *cpsw = priv->cpsw;
+       int slave_no = cpsw_slave_index(cpsw, priv);
 
-       if (priv->slaves[slave_no].phy)
-               return phy_ethtool_sset(priv->slaves[slave_no].phy, ecmd);
+       if (cpsw->slaves[slave_no].phy)
+               return phy_ethtool_sset(cpsw->slaves[slave_no].phy, ecmd);
        else
                return -EOPNOTSUPP;
 }
@@ -1894,22 +1887,24 @@ static int cpsw_set_settings(struct net_device *ndev, struct ethtool_cmd *ecmd)
 static void cpsw_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
 {
        struct cpsw_priv *priv = netdev_priv(ndev);
-       int slave_no = cpsw_slave_index(priv);
+       struct cpsw_common *cpsw = priv->cpsw;
+       int slave_no = cpsw_slave_index(cpsw, priv);
 
        wol->supported = 0;
        wol->wolopts = 0;
 
-       if (priv->slaves[slave_no].phy)
-               phy_ethtool_get_wol(priv->slaves[slave_no].phy, wol);
+       if (cpsw->slaves[slave_no].phy)
+               phy_ethtool_get_wol(cpsw->slaves[slave_no].phy, wol);
 }
 
 static int cpsw_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
 {
        struct cpsw_priv *priv = netdev_priv(ndev);
-       int slave_no = cpsw_slave_index(priv);
+       struct cpsw_common *cpsw = priv->cpsw;
+       int slave_no = cpsw_slave_index(cpsw, priv);
 
-       if (priv->slaves[slave_no].phy)
-               return phy_ethtool_set_wol(priv->slaves[slave_no].phy, wol);
+       if (cpsw->slaves[slave_no].phy)
+               return phy_ethtool_set_wol(cpsw->slaves[slave_no].phy, wol);
        else
                return -EOPNOTSUPP;
 }
@@ -1940,12 +1935,13 @@ static int cpsw_set_pauseparam(struct net_device *ndev,
 static int cpsw_ethtool_op_begin(struct net_device *ndev)
 {
        struct cpsw_priv *priv = netdev_priv(ndev);
+       struct cpsw_common *cpsw = priv->cpsw;
        int ret;
 
-       ret = pm_runtime_get_sync(&priv->pdev->dev);
+       ret = pm_runtime_get_sync(cpsw->dev);
        if (ret < 0) {
                cpsw_err(priv, drv, "ethtool begin failed %d\n", ret);
-               pm_runtime_put_noidle(&priv->pdev->dev);
+               pm_runtime_put_noidle(cpsw->dev);
        }
 
        return ret;
@@ -1956,7 +1952,7 @@ static void cpsw_ethtool_op_complete(struct net_device *ndev)
        struct cpsw_priv *priv = netdev_priv(ndev);
        int ret;
 
-       ret = pm_runtime_put(&priv->pdev->dev);
+       ret = pm_runtime_put(priv->cpsw->dev);
        if (ret < 0)
                cpsw_err(priv, drv, "ethtool complete failed %d\n", ret);
 }
@@ -1984,12 +1980,12 @@ static const struct ethtool_ops cpsw_ethtool_ops = {
        .complete       = cpsw_ethtool_op_complete,
 };
 
-static void cpsw_slave_init(struct cpsw_slave *slave, struct cpsw_priv *priv,
+static void cpsw_slave_init(struct cpsw_slave *slave, struct cpsw_common *cpsw,
                            u32 slave_reg_ofs, u32 sliver_reg_ofs)
 {
-       void __iomem            *regs = priv->regs;
+       void __iomem            *regs = cpsw->regs;
        int                     slave_num = slave->slave_num;
-       struct cpsw_slave_data  *data = priv->data.slave_data + slave_num;
+       struct cpsw_slave_data  *data = cpsw->data.slave_data + slave_num;
 
        slave->data     = data;
        slave->regs     = regs + slave_reg_ofs;
@@ -2160,71 +2156,50 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data,
        return 0;
 }
 
-static int cpsw_probe_dual_emac(struct platform_device *pdev,
-                               struct cpsw_priv *priv)
+static int cpsw_probe_dual_emac(struct cpsw_priv *priv)
 {
-       struct cpsw_platform_data       *data = &priv->data;
+       struct cpsw_common              *cpsw = priv->cpsw;
+       struct cpsw_platform_data       *data = &cpsw->data;
        struct net_device               *ndev;
        struct cpsw_priv                *priv_sl2;
-       int ret = 0, i;
+       int ret = 0;
 
        ndev = alloc_etherdev(sizeof(struct cpsw_priv));
        if (!ndev) {
-               dev_err(&pdev->dev, "cpsw: error allocating net_device\n");
+               dev_err(cpsw->dev, "cpsw: error allocating net_device\n");
                return -ENOMEM;
        }
 
        priv_sl2 = netdev_priv(ndev);
-       priv_sl2->data = *data;
-       priv_sl2->pdev = pdev;
+       priv_sl2->cpsw = cpsw;
        priv_sl2->ndev = ndev;
        priv_sl2->dev  = &ndev->dev;
        priv_sl2->msg_enable = netif_msg_init(debug_level, CPSW_DEBUG);
-       priv_sl2->rx_packet_max = max(rx_packet_max, 128);
 
        if (is_valid_ether_addr(data->slave_data[1].mac_addr)) {
                memcpy(priv_sl2->mac_addr, data->slave_data[1].mac_addr,
                        ETH_ALEN);
-               dev_info(&pdev->dev, "cpsw: Detected MACID = %pM\n", priv_sl2->mac_addr);
+               dev_info(cpsw->dev, "cpsw: Detected MACID = %pM\n",
+                        priv_sl2->mac_addr);
        } else {
                random_ether_addr(priv_sl2->mac_addr);
-               dev_info(&pdev->dev, "cpsw: Random MACID = %pM\n", priv_sl2->mac_addr);
+               dev_info(cpsw->dev, "cpsw: Random MACID = %pM\n",
+                        priv_sl2->mac_addr);
        }
        memcpy(ndev->dev_addr, priv_sl2->mac_addr, ETH_ALEN);
 
-       priv_sl2->slaves = priv->slaves;
-       priv_sl2->clk = priv->clk;
-
-       priv_sl2->coal_intvl = 0;
-       priv_sl2->bus_freq_mhz = priv->bus_freq_mhz;
-
-       priv_sl2->regs = priv->regs;
-       priv_sl2->host_port_regs = priv->host_port_regs;
-       priv_sl2->wr_regs = priv->wr_regs;
-       priv_sl2->hw_stats = priv->hw_stats;
-       priv_sl2->dma = priv->dma;
-       priv_sl2->txch = priv->txch;
-       priv_sl2->rxch = priv->rxch;
-       priv_sl2->ale = priv->ale;
        priv_sl2->emac_port = 1;
-       priv->slaves[1].ndev = ndev;
-       priv_sl2->cpts = priv->cpts;
-       priv_sl2->version = priv->version;
-
-       for (i = 0; i < priv->num_irqs; i++) {
-               priv_sl2->irqs_table[i] = priv->irqs_table[i];
-               priv_sl2->num_irqs = priv->num_irqs;
-       }
+       cpsw->slaves[1].ndev = ndev;
        ndev->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
 
        ndev->netdev_ops = &cpsw_netdev_ops;
        ndev->ethtool_ops = &cpsw_ethtool_ops;
 
        /* register the network device */
-       SET_NETDEV_DEV(ndev, &pdev->dev);
+       SET_NETDEV_DEV(ndev, cpsw->dev);
        ret = register_netdev(ndev);
        if (ret) {
-               dev_err(&pdev->dev, "cpsw: error registering net device\n");
+               dev_err(cpsw->dev, "cpsw: error registering net device\n");
                free_netdev(ndev);
                ret = -ENODEV;
        }
@@ -2272,6 +2247,7 @@ MODULE_DEVICE_TABLE(of, cpsw_of_mtable);
 
 static int cpsw_probe(struct platform_device *pdev)
 {
+       struct clk                      *clk;
        struct cpsw_platform_data       *data;
        struct net_device               *ndev;
        struct cpsw_priv                *priv;
@@ -2282,9 +2258,13 @@ static int cpsw_probe(struct platform_device *pdev)
        const struct of_device_id       *of_id;
        struct gpio_descs               *mode;
        u32 slave_offset, sliver_offset, slave_size;
+       struct cpsw_common              *cpsw;
        int ret = 0, i;
        int irq;
 
+       cpsw = devm_kzalloc(&pdev->dev, sizeof(struct cpsw_common), GFP_KERNEL);
+       cpsw->dev = &pdev->dev;
+
        ndev = alloc_etherdev(sizeof(struct cpsw_priv));
        if (!ndev) {
                dev_err(&pdev->dev, "error allocating net_device\n");
@@ -2293,13 +2273,13 @@ static int cpsw_probe(struct platform_device *pdev)
 
        platform_set_drvdata(pdev, ndev);
        priv = netdev_priv(ndev);
-       priv->pdev = pdev;
+       priv->cpsw = cpsw;
        priv->ndev = ndev;
        priv->dev  = &ndev->dev;
        priv->msg_enable = netif_msg_init(debug_level, CPSW_DEBUG);
-       priv->rx_packet_max = max(rx_packet_max, 128);
-       priv->cpts = devm_kzalloc(&pdev->dev, sizeof(struct cpts), GFP_KERNEL);
-       if (!priv->cpts) {
+       cpsw->rx_packet_max = max(rx_packet_max, 128);
+       cpsw->cpts = devm_kzalloc(&pdev->dev, sizeof(struct cpts), GFP_KERNEL);
+       if (!cpsw->cpts) {
                dev_err(&pdev->dev, "error allocating cpts\n");
                ret = -ENOMEM;
                goto clean_ndev_ret;
@@ -2320,12 +2300,12 @@ static int cpsw_probe(struct platform_device *pdev)
        /* Select default pin state */
        pinctrl_pm_select_default_state(&pdev->dev);
 
-       if (cpsw_probe_dt(&priv->data, pdev)) {
+       if (cpsw_probe_dt(&cpsw->data, pdev)) {
                dev_err(&pdev->dev, "cpsw: platform data missing\n");
                ret = -ENODEV;
                goto clean_runtime_disable_ret;
        }
-       data = &priv->data;
+       data = &cpsw->data;
 
        if (is_valid_ether_addr(data->slave_data[0].mac_addr)) {
                memcpy(priv->mac_addr, data->slave_data[0].mac_addr, ETH_ALEN);
@@ -2337,27 +2317,26 @@ static int cpsw_probe(struct platform_device *pdev)
 
        memcpy(ndev->dev_addr, priv->mac_addr, ETH_ALEN);
 
-       priv->slaves = devm_kzalloc(&pdev->dev,
+       cpsw->slaves = devm_kzalloc(&pdev->dev,
                                    sizeof(struct cpsw_slave) * data->slaves,
                                    GFP_KERNEL);
-       if (!priv->slaves) {
+       if (!cpsw->slaves) {
                ret = -ENOMEM;
                goto clean_runtime_disable_ret;
        }
        for (i = 0; i < data->slaves; i++)
-               priv->slaves[i].slave_num = i;
+               cpsw->slaves[i].slave_num = i;
 
-       priv->slaves[0].ndev = ndev;
+       cpsw->slaves[0].ndev = ndev;
        priv->emac_port = 0;
 
-       priv->clk = devm_clk_get(&pdev->dev, "fck");
-       if (IS_ERR(priv->clk)) {
+       clk = devm_clk_get(&pdev->dev, "fck");
+       if (IS_ERR(clk)) {
                dev_err(priv->dev, "fck is not found\n");
                ret = -ENODEV;
                goto clean_runtime_disable_ret;
        }
-       priv->coal_intvl = 0;
-       priv->bus_freq_mhz = clk_get_rate(priv->clk) / 1000000;
+       cpsw->bus_freq_mhz = clk_get_rate(clk) / 1000000;
 
        ss_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
        ss_regs = devm_ioremap_resource(&pdev->dev, ss_res);
@@ -2365,7 +2344,7 @@ static int cpsw_probe(struct platform_device *pdev)
                ret = PTR_ERR(ss_regs);
                goto clean_runtime_disable_ret;
        }
-       priv->regs = ss_regs;
+       cpsw->regs = ss_regs;
 
        /* Need to enable clocks with runtime PM api to access module
         * registers
@@ -2375,24 +2354,24 @@ static int cpsw_probe(struct platform_device *pdev)
                pm_runtime_put_noidle(&pdev->dev);
                goto clean_runtime_disable_ret;
        }
-       priv->version = readl(&priv->regs->id_ver);
+       cpsw->version = readl(&cpsw->regs->id_ver);
        pm_runtime_put_sync(&pdev->dev);
 
        res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
-       priv->wr_regs = devm_ioremap_resource(&pdev->dev, res);
-       if (IS_ERR(priv->wr_regs)) {
-               ret = PTR_ERR(priv->wr_regs);
+       cpsw->wr_regs = devm_ioremap_resource(&pdev->dev, res);
+       if (IS_ERR(cpsw->wr_regs)) {
+               ret = PTR_ERR(cpsw->wr_regs);
                goto clean_runtime_disable_ret;
        }
 
        memset(&dma_params, 0, sizeof(dma_params));
        memset(&ale_params, 0, sizeof(ale_params));
 
-       switch (priv->version) {
+       switch (cpsw->version) {
        case CPSW_VERSION_1:
-               priv->host_port_regs = ss_regs + CPSW1_HOST_PORT_OFFSET;
-               priv->cpts->reg      = ss_regs + CPSW1_CPTS_OFFSET;
-               priv->hw_stats       = ss_regs + CPSW1_HW_STATS;
+               cpsw->host_port_regs = ss_regs + CPSW1_HOST_PORT_OFFSET;
+               cpsw->cpts->reg      = ss_regs + CPSW1_CPTS_OFFSET;
+               cpsw->hw_stats       = ss_regs + CPSW1_HW_STATS;
                dma_params.dmaregs   = ss_regs + CPSW1_CPDMA_OFFSET;
                dma_params.txhdp     = ss_regs + CPSW1_STATERAM_OFFSET;
                ale_params.ale_regs  = ss_regs + CPSW1_ALE_OFFSET;
@@ -2404,9 +2383,9 @@ static int cpsw_probe(struct platform_device *pdev)
        case CPSW_VERSION_2:
        case CPSW_VERSION_3:
        case CPSW_VERSION_4:
-               priv->host_port_regs = ss_regs + CPSW2_HOST_PORT_OFFSET;
-               priv->cpts->reg      = ss_regs + CPSW2_CPTS_OFFSET;
-               priv->hw_stats       = ss_regs + CPSW2_HW_STATS;
+               cpsw->host_port_regs = ss_regs + CPSW2_HOST_PORT_OFFSET;
+               cpsw->cpts->reg      = ss_regs + CPSW2_CPTS_OFFSET;
+               cpsw->hw_stats       = ss_regs + CPSW2_HW_STATS;
                dma_params.dmaregs   = ss_regs + CPSW2_CPDMA_OFFSET;
                dma_params.txhdp     = ss_regs + CPSW2_STATERAM_OFFSET;
                ale_params.ale_regs  = ss_regs + CPSW2_ALE_OFFSET;
@@ -2417,13 +2396,14 @@ static int cpsw_probe(struct platform_device *pdev)
                        (u32 __force) ss_res->start + CPSW2_BD_OFFSET;
                break;
        default:
-               dev_err(priv->dev, "unknown version 0x%08x\n", priv->version);
+               dev_err(priv->dev, "unknown version 0x%08x\n", cpsw->version);
                ret = -ENODEV;
                goto clean_runtime_disable_ret;
        }
-       for (i = 0; i < priv->data.slaves; i++) {
-               struct cpsw_slave *slave = &priv->slaves[i];
-               cpsw_slave_init(slave, priv, slave_offset, sliver_offset);
+       for (i = 0; i < cpsw->data.slaves; i++) {
+               struct cpsw_slave *slave = &cpsw->slaves[i];
+
+               cpsw_slave_init(slave, cpsw, slave_offset, sliver_offset);
                slave_offset  += slave_size;
                sliver_offset += SLIVER_SIZE;
        }
@@ -2443,19 +2423,19 @@ static int cpsw_probe(struct platform_device *pdev)
        dma_params.has_ext_regs         = true;
        dma_params.desc_hw_addr         = dma_params.desc_mem_phys;
 
-       priv->dma = cpdma_ctlr_create(&dma_params);
-       if (!priv->dma) {
+       cpsw->dma = cpdma_ctlr_create(&dma_params);
+       if (!cpsw->dma) {
                dev_err(priv->dev, "error initializing dma\n");
                ret = -ENOMEM;
                goto clean_runtime_disable_ret;
        }
 
-       priv->txch = cpdma_chan_create(priv->dma, tx_chan_num(0),
+       cpsw->txch = cpdma_chan_create(cpsw->dma, tx_chan_num(0),
                                       cpsw_tx_handler);
-       priv->rxch = cpdma_chan_create(priv->dma, rx_chan_num(0),
+       cpsw->rxch = cpdma_chan_create(cpsw->dma, rx_chan_num(0),
                                       cpsw_rx_handler);
 
-       if (WARN_ON(!priv->txch || !priv->rxch)) {
+       if (WARN_ON(!cpsw->txch || !cpsw->rxch)) {
                dev_err(priv->dev, "error initializing dma channels\n");
                ret = -ENOMEM;
                goto clean_dma_ret;
@@ -2466,8 +2446,8 @@ static int cpsw_probe(struct platform_device *pdev)
        ale_params.ale_entries          = data->ale_entries;
        ale_params.ale_ports            = data->slaves;
 
-       priv->ale = cpsw_ale_create(&ale_params);
-       if (!priv->ale) {
+       cpsw->ale = cpsw_ale_create(&ale_params);
+       if (!cpsw->ale) {
                dev_err(priv->dev, "error initializing ale engine\n");
                ret = -ENODEV;
                goto clean_dma_ret;
@@ -2484,7 +2464,7 @@ static int cpsw_probe(struct platform_device *pdev)
        if (of_id) {
                pdev->id_entry = of_id->data;
                if (pdev->id_entry->driver_data)
-                       priv->quirk_irq = true;
+                       cpsw->quirk_irq = true;
        }
 
        /* Grab RX and TX IRQs. Note that we also have RX_THRESHOLD and
@@ -2502,9 +2482,9 @@ static int cpsw_probe(struct platform_device *pdev)
                goto clean_ale_ret;
        }
 
-       priv->irqs_table[0] = irq;
+       cpsw->irqs_table[0] = irq;
        ret = devm_request_irq(&pdev->dev, irq, cpsw_rx_interrupt,
-                              0, dev_name(&pdev->dev), priv);
+                              0, dev_name(&pdev->dev), cpsw);
        if (ret < 0) {
                dev_err(priv->dev, "error attaching irq (%d)\n", ret);
                goto clean_ale_ret;
@@ -2517,21 +2497,20 @@ static int cpsw_probe(struct platform_device *pdev)
                goto clean_ale_ret;
        }
 
-       priv->irqs_table[1] = irq;
+       cpsw->irqs_table[1] = irq;
        ret = devm_request_irq(&pdev->dev, irq, cpsw_tx_interrupt,
-                              0, dev_name(&pdev->dev), priv);
+                              0, dev_name(&pdev->dev), cpsw);
        if (ret < 0) {
                dev_err(priv->dev, "error attaching irq (%d)\n", ret);
                goto clean_ale_ret;
        }
-       priv->num_irqs = 2;
 
        ndev->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
 
        ndev->netdev_ops = &cpsw_netdev_ops;
        ndev->ethtool_ops = &cpsw_ethtool_ops;
-       netif_napi_add(ndev, &priv->napi_rx, cpsw_rx_poll, CPSW_POLL_WEIGHT);
-       netif_tx_napi_add(ndev, &priv->napi_tx, cpsw_tx_poll, CPSW_POLL_WEIGHT);
+       netif_napi_add(ndev, &cpsw->napi_rx, cpsw_rx_poll, CPSW_POLL_WEIGHT);
+       netif_tx_napi_add(ndev, &cpsw->napi_tx, cpsw_tx_poll, CPSW_POLL_WEIGHT);
 
        /* register the network device */
        SET_NETDEV_DEV(ndev, &pdev->dev);
@@ -2545,8 +2524,8 @@ static int cpsw_probe(struct platform_device *pdev)
        cpsw_notice(priv, probe, "initialized device (regs %pa, irq %d)\n",
                    &ss_res->start, ndev->irq);
 
-       if (priv->data.dual_emac) {
-               ret = cpsw_probe_dual_emac(pdev, priv);
+       if (cpsw->data.dual_emac) {
+               ret = cpsw_probe_dual_emac(priv);
                if (ret) {
                        cpsw_err(priv, probe, "error probe slave 2 emac interface\n");
                        goto clean_ale_ret;
@@ -2556,9 +2535,9 @@ static int cpsw_probe(struct platform_device *pdev)
        return 0;
 
 clean_ale_ret:
-       cpsw_ale_destroy(priv->ale);
+       cpsw_ale_destroy(cpsw->ale);
 clean_dma_ret:
-       cpdma_ctlr_destroy(priv->dma);
+       cpdma_ctlr_destroy(cpsw->dma);
 clean_runtime_disable_ret:
        pm_runtime_disable(&pdev->dev);
 clean_ndev_ret:
@@ -2569,7 +2548,7 @@ static int cpsw_probe(struct platform_device *pdev)
 static int cpsw_remove(struct platform_device *pdev)
 {
        struct net_device *ndev = platform_get_drvdata(pdev);
-       struct cpsw_priv *priv = netdev_priv(ndev);
+       struct cpsw_common *cpsw = ndev_to_cpsw(ndev);
        int ret;
 
        ret = pm_runtime_get_sync(&pdev->dev);
@@ -2578,17 +2557,17 @@ static int cpsw_remove(struct platform_device *pdev)
                return ret;
        }
 
-       if (priv->data.dual_emac)
-               unregister_netdev(cpsw_get_slave_ndev(priv, 1));
+       if (cpsw->data.dual_emac)
+               unregister_netdev(cpsw->slaves[1].ndev);
        unregister_netdev(ndev);
 
-       cpsw_ale_destroy(priv->ale);
-       cpdma_ctlr_destroy(priv->dma);
+       cpsw_ale_destroy(cpsw->ale);
+       cpdma_ctlr_destroy(cpsw->dma);
        of_platform_depopulate(&pdev->dev);
        pm_runtime_put_sync(&pdev->dev);
        pm_runtime_disable(&pdev->dev);
-       if (priv->data.dual_emac)
-               free_netdev(cpsw_get_slave_ndev(priv, 1));
+       if (cpsw->data.dual_emac)
+               free_netdev(cpsw->slaves[1].ndev);
        free_netdev(ndev);
        return 0;
 }
@@ -2598,14 +2577,14 @@ static int cpsw_suspend(struct device *dev)
 {
        struct platform_device  *pdev = to_platform_device(dev);
        struct net_device       *ndev = platform_get_drvdata(pdev);
-       struct cpsw_priv        *priv = netdev_priv(ndev);
+       struct cpsw_common      *cpsw = ndev_to_cpsw(ndev);
 
-       if (priv->data.dual_emac) {
+       if (cpsw->data.dual_emac) {
                int i;
 
-               for (i = 0; i < priv->data.slaves; i++) {
-                       if (netif_running(priv->slaves[i].ndev))
-                               cpsw_ndo_stop(priv->slaves[i].ndev);
+               for (i = 0; i < cpsw->data.slaves; i++) {
+                       if (netif_running(cpsw->slaves[i].ndev))
+                               cpsw_ndo_stop(cpsw->slaves[i].ndev);
                }
        } else {
                if (netif_running(ndev))
@@ -2613,7 +2592,7 @@ static int cpsw_suspend(struct device *dev)
        }
 
        /* Select sleep pin state */
-       pinctrl_pm_select_sleep_state(&pdev->dev);
+       pinctrl_pm_select_sleep_state(dev);
 
        return 0;
 }
@@ -2622,17 +2601,17 @@ static int cpsw_resume(struct device *dev)
 {
        struct platform_device  *pdev = to_platform_device(dev);
        struct net_device       *ndev = platform_get_drvdata(pdev);
-       struct cpsw_priv        *priv = netdev_priv(ndev);
+       struct cpsw_common      *cpsw = netdev_priv(ndev);
 
        /* Select default pin state */
-       pinctrl_pm_select_default_state(&pdev->dev);
+       pinctrl_pm_select_default_state(dev);
 
-       if (priv->data.dual_emac) {
+       if (cpsw->data.dual_emac) {
                int i;
 
-               for (i = 0; i < priv->data.slaves; i++) {
-                       if (netif_running(priv->slaves[i].ndev))
-                               cpsw_ndo_open(priv->slaves[i].ndev);
+               for (i = 0; i < cpsw->data.slaves; i++) {
+                       if (netif_running(cpsw->slaves[i].ndev))
+                               cpsw_ndo_open(cpsw->slaves[i].ndev);
                }
        } else {
                if (netif_running(ndev))