1 files changed, 150 insertions, 358 deletions

diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index 5a7bdca22a63..0e9c418a2171 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -34,6 +34,7 @@
 #include <linux/skbuff.h>
 #include <net/hwbm.h>
 #include "mvneta_bm.h"
+#include "mvgmac.h"
 #include <net/ip.h>
 #include <net/ipv6.h>
 #include <net/tso.h>
@@ -193,43 +194,7 @@
 #define      MVNETA_RXQ_ENABLE_MASK              0x000000ff
 #define MVETH_TXQ_TOKEN_COUNT_REG(q)             (0x2700 + ((q) << 4))
 #define MVETH_TXQ_TOKEN_CFG_REG(q)               (0x2704 + ((q) << 4))
-#define MVNETA_GMAC_CTRL_0                       0x2c00
-#define      MVNETA_GMAC_MAX_RX_SIZE_SHIFT       2
-#define      MVNETA_GMAC_MAX_RX_SIZE_MASK        0x7ffc
-#define      MVNETA_GMAC0_PORT_1000BASE_X        BIT(1)
-#define      MVNETA_GMAC0_PORT_ENABLE            BIT(0)
-#define MVNETA_GMAC_CTRL_2                       0x2c08
-#define      MVNETA_GMAC2_INBAND_AN_ENABLE       BIT(0)
-#define      MVNETA_GMAC2_PCS_ENABLE             BIT(3)
-#define      MVNETA_GMAC2_PORT_RGMII             BIT(4)
-#define      MVNETA_GMAC2_PORT_RESET             BIT(6)
-#define MVNETA_GMAC_STATUS                       0x2c10
-#define      MVNETA_GMAC_LINK_UP                 BIT(0)
-#define      MVNETA_GMAC_SPEED_1000              BIT(1)
-#define      MVNETA_GMAC_SPEED_100               BIT(2)
-#define      MVNETA_GMAC_FULL_DUPLEX             BIT(3)
-#define      MVNETA_GMAC_RX_FLOW_CTRL_ENABLE     BIT(4)
-#define      MVNETA_GMAC_TX_FLOW_CTRL_ENABLE     BIT(5)
-#define      MVNETA_GMAC_RX_FLOW_CTRL_ACTIVE     BIT(6)
-#define      MVNETA_GMAC_TX_FLOW_CTRL_ACTIVE     BIT(7)
-#define      MVNETA_GMAC_AN_COMPLETE             BIT(11)
-#define      MVNETA_GMAC_SYNC_OK                 BIT(14)
-#define MVNETA_GMAC_AUTONEG_CONFIG               0x2c0c
-#define      MVNETA_GMAC_FORCE_LINK_DOWN         BIT(0)
-#define      MVNETA_GMAC_FORCE_LINK_PASS         BIT(1)
-#define      MVNETA_GMAC_INBAND_AN_ENABLE        BIT(2)
-#define      MVNETA_GMAC_AN_BYPASS_ENABLE        BIT(3)
-#define      MVNETA_GMAC_INBAND_RESTART_AN       BIT(4)
-#define      MVNETA_GMAC_CONFIG_MII_SPEED        BIT(5)
-#define      MVNETA_GMAC_CONFIG_GMII_SPEED       BIT(6)
-#define      MVNETA_GMAC_AN_SPEED_EN             BIT(7)
-#define      MVNETA_GMAC_CONFIG_FLOW_CTRL        BIT(8)
-#define      MVNETA_GMAC_ADVERT_SYM_FLOW_CTRL    BIT(9)
-#define      MVNETA_GMAC_AN_FLOW_CTRL_EN         BIT(11)
-#define      MVNETA_GMAC_CONFIG_FULL_DUPLEX      BIT(12)
-#define      MVNETA_GMAC_AN_DUPLEX_EN            BIT(13)
-#define MVNETA_GMAC_CTRL_4                       0x2c90
-#define      MVNETA_GMAC4_SHORT_PREAMBLE_ENABLE  BIT(1)
+#define MVNETA_GMAC_BASE                         0x2c00
 #define MVNETA_MIB_COUNTERS_BASE                 0x3000
 #define      MVNETA_MIB_LATE_COLLISION           0x7c
 #define MVNETA_DA_FILT_SPEC_MCAST                0x3400
@@ -253,12 +218,6 @@
 #define MVNETA_TXQ_TOKEN_SIZE_REG(q)             (0x3e40 + ((q) << 2))
 #define      MVNETA_TXQ_TOKEN_SIZE_MAX           0x7fffffff
 
-#define MVNETA_LPI_CTRL_0                        0x2cc0
-#define MVNETA_LPI_CTRL_1                        0x2cc4
-#define      MVNETA_LPI_REQUEST_ENABLE           BIT(0)
-#define MVNETA_LPI_CTRL_2                        0x2cc8
-#define MVNETA_LPI_STATUS                        0x2ccc
-
 #define MVNETA_CAUSE_TXQ_SENT_DESC_ALL_MASK	 0xff
 
 /* Descriptor ring Macros */
@@ -280,7 +239,7 @@
  * boundary automatically: the hardware skips those two bytes on its
  * own.
  */
-#define MVNETA_MH_SIZE			2
+#define MVNETA_MH_SIZE			MARVELL_HEADER_SIZE
 
 #define MVNETA_VLAN_TAG_LEN             4
 
@@ -501,6 +460,7 @@ struct mvneta_port {
 	struct phylink_config phylink_config;
 	struct phy *comphy;
 
+	struct mvgmac gmac;
 	struct mvneta_bm *bm_priv;
 	struct mvneta_bm_pool *pool_long;
 	struct mvneta_bm_pool *pool_short;
@@ -509,6 +469,7 @@ struct mvneta_port {
 	bool eee_enabled;
 	bool eee_active;
 	bool tx_lpi_enabled;
+	u32 tx_lpi_timer;
 
 	u64 ethtool_stats[ARRAY_SIZE(mvneta_statistics)];
 
@@ -891,19 +852,6 @@ mvneta_rxq_next_desc_get(struct mvneta_rx_queue *rxq)
 	return rxq->descs + rx_desc;
 }
 
-/* Change maximum receive size of the port. */
-static void mvneta_max_rx_size_set(struct mvneta_port *pp, int max_rx_size)
-{
-	u32 val;
-
-	val =  mvreg_read(pp, MVNETA_GMAC_CTRL_0);
-	val &= ~MVNETA_GMAC_MAX_RX_SIZE_MASK;
-	val |= ((max_rx_size - MVNETA_MH_SIZE) / 2) <<
-		MVNETA_GMAC_MAX_RX_SIZE_SHIFT;
-	mvreg_write(pp, MVNETA_GMAC_CTRL_0, val);
-}
-
-
 /* Set rx queue offset */
 static void mvneta_rxq_offset_set(struct mvneta_port *pp,
 				  struct mvneta_rx_queue *rxq,
@@ -1308,26 +1256,10 @@ static void mvneta_port_down(struct mvneta_port *pp)
 	udelay(200);
 }
 
-/* Enable the port by setting the port enable bit of the MAC control register */
-static void mvneta_port_enable(struct mvneta_port *pp)
-{
-	u32 val;
-
-	/* Enable port */
-	val = mvreg_read(pp, MVNETA_GMAC_CTRL_0);
-	val |= MVNETA_GMAC0_PORT_ENABLE;
-	mvreg_write(pp, MVNETA_GMAC_CTRL_0, val);
-}
-
 /* Disable the port and wait for about 200 usec before retuning */
 static void mvneta_port_disable(struct mvneta_port *pp)
 {
-	u32 val;
-
-	/* Reset the Enable bit in the Serial Control Register */
-	val = mvreg_read(pp, MVNETA_GMAC_CTRL_0);
-	val &= ~MVNETA_GMAC0_PORT_ENABLE;
-	mvreg_write(pp, MVNETA_GMAC_CTRL_0, val);
+	mvgmac_port_disable(&pp->gmac);
 
 	udelay(200);
 }
@@ -3123,9 +3055,9 @@ static irqreturn_t mvneta_percpu_isr(int irq, void *dev_id)
 
 static void mvneta_link_change(struct mvneta_port *pp)
 {
-	u32 gmac_stat = mvreg_read(pp, MVNETA_GMAC_STATUS);
+	bool link_is_up = mvgmac_link_is_up(&pp->gmac);
 
-	phylink_mac_change(pp->phylink, !!(gmac_stat & MVNETA_GMAC_LINK_UP));
+	phylink_mac_change(pp->phylink, link_is_up);
 }
 
 /* NAPI handler
@@ -3617,11 +3549,11 @@ static void mvneta_start_dev(struct mvneta_port *pp)
 
 	WARN_ON(mvneta_config_interface(pp, pp->phy_interface));
 
-	mvneta_max_rx_size_set(pp, pp->pkt_size);
+	mvgmac_set_max_rx_size(&pp->gmac, pp->pkt_size);
 	mvneta_txq_max_tx_size_set(pp, pp->pkt_size);
 
 	/* start the Rx/Tx activity */
-	mvneta_port_enable(pp);
+	mvgmac_port_enable(&pp->gmac);
 
 	if (!pp->neta_armada3700) {
 		/* Enable polling on the port */
@@ -3819,215 +3751,114 @@ static int mvneta_set_mac_addr(struct net_device *dev, void *addr)
 	return 0;
 }
 
-static void mvneta_validate(struct phylink_config *config,
-			    unsigned long *supported,
-			    struct phylink_link_state *state)
+static int mvneta_pcs_validate(struct phylink_pcs *pcs, unsigned int mode,
+			       unsigned long *supported,
+			       const struct phylink_link_state *state)
 {
-	__ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, };
-
 	/* We only support QSGMII, SGMII, 802.3z and RGMII modes.
 	 * When in 802.3z mode, we must have AN enabled:
 	 * "Bit 2 Field InBandAnEn In-band Auto-Negotiation enable. ...
 	 * When <PortType> = 1 (1000BASE-X) this field must be set to 1."
 	 */
 	if (phy_interface_mode_is_8023z(state->interface) &&
-	    !phylink_test(state->advertising, Autoneg)) {
-		linkmode_zero(supported);
-		return;
-	}
+	    !phylink_test(state->advertising, Autoneg))
+		return -EINVAL;
 
-	/* Allow all the expected bits */
-	phylink_set(mask, Autoneg);
-	phylink_set_port_modes(mask);
+	return 0;
+}
 
-	/* Asymmetric pause is unsupported */
-	phylink_set(mask, Pause);
+static int mvneta_pcs_config(struct phylink_pcs *pcs,
+			     unsigned int mode, phy_interface_t interface,
+			     const unsigned long *advertising,
+			     bool permit_pause_to_mac)
+{
+	/* We should never see Asym_Pause set */
+	WARN_ON(phylink_test(advertising, Asym_Pause));
 
-	/* Half-duplex at speeds higher than 100Mbit is unsupported */
-	if (state->interface != PHY_INTERFACE_MODE_2500BASEX) {
-		phylink_set(mask, 1000baseT_Full);
-		phylink_set(mask, 1000baseX_Full);
-	}
+	return mvgmac_pcs_config(pcs, mode, interface, advertising,
+				 permit_pause_to_mac);
+}
 
-	if (state->interface == PHY_INTERFACE_MODE_2500BASEX) {
-		phylink_set(mask, 2500baseT_Full);
-		phylink_set(mask, 2500baseX_Full);
-	}
+static const struct phylink_pcs_ops mvneta_phylink_pcs_ops = {
+	.pcs_validate = mvneta_pcs_validate,
+	.pcs_get_state = mvgmac_pcs_get_state,
+	.pcs_config = mvneta_pcs_config,
+	.pcs_an_restart = mvgmac_pcs_an_restart,
+};
 
-	if (!phy_interface_mode_is_8023z(state->interface)) {
-		/* 10M and 100M are only supported in non-802.3z mode */
-		phylink_set(mask, 10baseT_Half);
-		phylink_set(mask, 10baseT_Full);
-		phylink_set(mask, 100baseT_Half);
-		phylink_set(mask, 100baseT_Full);
-	}
+static struct phylink_pcs *mvneta_mac_select_pcs(struct phylink_config *config,
+						 phy_interface_t interface)
+{
+	struct net_device *ndev = to_net_dev(config->dev);
+	struct mvneta_port *pp = netdev_priv(ndev);
 
-	linkmode_and(supported, supported, mask);
-	linkmode_and(state->advertising, state->advertising, mask);
+	return &pp->gmac.pcs;
 }
 
-static void mvneta_mac_pcs_get_state(struct phylink_config *config,
-				     struct phylink_link_state *state)
+static int mvneta_mac_prepare(struct phylink_config *config, unsigned int mode,
+			      phy_interface_t interface)
 {
 	struct net_device *ndev = to_net_dev(config->dev);
 	struct mvneta_port *pp = netdev_priv(ndev);
-	u32 gmac_stat;
 
-	gmac_stat = mvreg_read(pp, MVNETA_GMAC_STATUS);
+	if (pp->phy_interface != interface ||
+	    phylink_autoneg_inband(mode)) {
+		/* Force the link down when changing the interface or if in
+		 * in-band mode. According to Armada 370 documentation, we
+		 * can only change the port mode and in-band enable when the
+		 * link is down.
+		 */
+		mvgmac_link_force_down(&pp->gmac);
+	}
+
+	if (pp->phy_interface != interface)
+		WARN_ON(phy_power_off(pp->comphy));
 
-	if (gmac_stat & MVNETA_GMAC_SPEED_1000)
-		state->speed =
-			state->interface == PHY_INTERFACE_MODE_2500BASEX ?
-			SPEED_2500 : SPEED_1000;
-	else if (gmac_stat & MVNETA_GMAC_SPEED_100)
-		state->speed = SPEED_100;
-	else
-		state->speed = SPEED_10;
+	/* Enable the 1ms clock */
+	if (phylink_autoneg_inband(mode)) {
+		unsigned long rate = clk_get_rate(pp->clk);
 
-	state->an_complete = !!(gmac_stat & MVNETA_GMAC_AN_COMPLETE);
-	state->link = !!(gmac_stat & MVNETA_GMAC_LINK_UP);
-	state->duplex = !!(gmac_stat & MVNETA_GMAC_FULL_DUPLEX);
+		mvreg_write(pp, MVNETA_GMAC_CLOCK_DIVIDER,
+			    MVNETA_GMAC_1MS_CLOCK_ENABLE | (rate / 1000));
+	}
 
-	state->pause = 0;
-	if (gmac_stat & MVNETA_GMAC_RX_FLOW_CTRL_ENABLE)
-		state->pause |= MLO_PAUSE_RX;
-	if (gmac_stat & MVNETA_GMAC_TX_FLOW_CTRL_ENABLE)
-		state->pause |= MLO_PAUSE_TX;
+	return 0;
 }
 
-static void mvneta_mac_an_restart(struct phylink_config *config)
+static void mvneta_mac_config(struct phylink_config *config, unsigned int mode,
+			      const struct phylink_link_state *state)
 {
 	struct net_device *ndev = to_net_dev(config->dev);
 	struct mvneta_port *pp = netdev_priv(ndev);
-	u32 gmac_an = mvreg_read(pp, MVNETA_GMAC_AUTONEG_CONFIG);
 
-	mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG,
-		    gmac_an | MVNETA_GMAC_INBAND_RESTART_AN);
-	mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG,
-		    gmac_an & ~MVNETA_GMAC_INBAND_RESTART_AN);
+	mvgmac_config_mac(&pp->gmac, mode, state);
 }
 
-static void mvneta_mac_config(struct phylink_config *config, unsigned int mode,
-			      const struct phylink_link_state *state)
+static int mvneta_mac_finish(struct phylink_config *config, unsigned int mode,
+			     phy_interface_t interface)
 {
 	struct net_device *ndev = to_net_dev(config->dev);
 	struct mvneta_port *pp = netdev_priv(ndev);
-	u32 new_ctrl0, gmac_ctrl0 = mvreg_read(pp, MVNETA_GMAC_CTRL_0);
-	u32 new_ctrl2, gmac_ctrl2 = mvreg_read(pp, MVNETA_GMAC_CTRL_2);
-	u32 new_ctrl4, gmac_ctrl4 = mvreg_read(pp, MVNETA_GMAC_CTRL_4);
-	u32 new_clk, gmac_clk = mvreg_read(pp, MVNETA_GMAC_CLOCK_DIVIDER);
-	u32 new_an, gmac_an = mvreg_read(pp, MVNETA_GMAC_AUTONEG_CONFIG);
-
-	new_ctrl0 = gmac_ctrl0 & ~MVNETA_GMAC0_PORT_1000BASE_X;
-	new_ctrl2 = gmac_ctrl2 & ~(MVNETA_GMAC2_INBAND_AN_ENABLE |
-				   MVNETA_GMAC2_PORT_RESET);
-	new_ctrl4 = gmac_ctrl4 & ~(MVNETA_GMAC4_SHORT_PREAMBLE_ENABLE);
-	new_clk = gmac_clk & ~MVNETA_GMAC_1MS_CLOCK_ENABLE;
-	new_an = gmac_an & ~(MVNETA_GMAC_INBAND_AN_ENABLE |
-			     MVNETA_GMAC_INBAND_RESTART_AN |
-			     MVNETA_GMAC_AN_SPEED_EN |
-			     MVNETA_GMAC_ADVERT_SYM_FLOW_CTRL |
-			     MVNETA_GMAC_AN_FLOW_CTRL_EN |
-			     MVNETA_GMAC_AN_DUPLEX_EN);
-
-	/* Even though it might look weird, when we're configured in
-	 * SGMII or QSGMII mode, the RGMII bit needs to be set.
-	 */
-	new_ctrl2 |= MVNETA_GMAC2_PORT_RGMII;
-
-	if (state->interface == PHY_INTERFACE_MODE_QSGMII ||
-	    state->interface == PHY_INTERFACE_MODE_SGMII ||
-	    phy_interface_mode_is_8023z(state->interface))
-		new_ctrl2 |= MVNETA_GMAC2_PCS_ENABLE;
-
-	if (phylink_test(state->advertising, Pause))
-		new_an |= MVNETA_GMAC_ADVERT_SYM_FLOW_CTRL;
+	u32 clk;
 
+	/* Disable 1ms clock if not in in-band mode */
 	if (!phylink_autoneg_inband(mode)) {
-		/* Phy or fixed speed - nothing to do, leave the
-		 * configured speed, duplex and flow control as-is.
-		 */
-	} else if (state->interface == PHY_INTERFACE_MODE_SGMII) {
-		/* SGMII mode receives the state from the PHY */
-		new_ctrl2 |= MVNETA_GMAC2_INBAND_AN_ENABLE;
-		new_clk |= MVNETA_GMAC_1MS_CLOCK_ENABLE;
-		new_an = (new_an & ~(MVNETA_GMAC_FORCE_LINK_DOWN |
-				     MVNETA_GMAC_FORCE_LINK_PASS |
-				     MVNETA_GMAC_CONFIG_MII_SPEED |
-				     MVNETA_GMAC_CONFIG_GMII_SPEED |
-				     MVNETA_GMAC_CONFIG_FULL_DUPLEX)) |
-			 MVNETA_GMAC_INBAND_AN_ENABLE |
-			 MVNETA_GMAC_AN_SPEED_EN |
-			 MVNETA_GMAC_AN_DUPLEX_EN;
-	} else {
-		/* 802.3z negotiation - only 1000base-X */
-		new_ctrl0 |= MVNETA_GMAC0_PORT_1000BASE_X;
-		new_clk |= MVNETA_GMAC_1MS_CLOCK_ENABLE;
-		new_an = (new_an & ~(MVNETA_GMAC_FORCE_LINK_DOWN |
-				     MVNETA_GMAC_FORCE_LINK_PASS |
-				     MVNETA_GMAC_CONFIG_MII_SPEED)) |
-			 MVNETA_GMAC_INBAND_AN_ENABLE |
-			 MVNETA_GMAC_CONFIG_GMII_SPEED |
-			 /* The MAC only supports FD mode */
-			 MVNETA_GMAC_CONFIG_FULL_DUPLEX;
-
-		if (state->pause & MLO_PAUSE_AN && state->an_enabled)
-			new_an |= MVNETA_GMAC_AN_FLOW_CTRL_EN;
-	}
-
-	/* Armada 370 documentation says we can only change the port mode
-	 * and in-band enable when the link is down, so force it down
-	 * while making these changes. We also do this for GMAC_CTRL2
-	 */
-	if ((new_ctrl0 ^ gmac_ctrl0) & MVNETA_GMAC0_PORT_1000BASE_X ||
-	    (new_ctrl2 ^ gmac_ctrl2) & MVNETA_GMAC2_INBAND_AN_ENABLE ||
-	    (new_an  ^ gmac_an) & MVNETA_GMAC_INBAND_AN_ENABLE) {
-		mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG,
-			    (gmac_an & ~MVNETA_GMAC_FORCE_LINK_PASS) |
-			    MVNETA_GMAC_FORCE_LINK_DOWN);
+		clk = mvreg_read(pp, MVNETA_GMAC_CLOCK_DIVIDER);
+		clk &= ~MVNETA_GMAC_1MS_CLOCK_ENABLE;
+		mvreg_write(pp, MVNETA_GMAC_CLOCK_DIVIDER, clk);
 	}
 
+	if (pp->phy_interface != interface)
+		/* Enable the Serdes PHY */
+		WARN_ON(mvneta_config_interface(pp, interface));
 
-	/* When at 2.5G, the link partner can send frames with shortened
-	 * preambles.
+	/* Allow the link to come up if in in-band mode, otherwise the
+	 * link is forced via mac_link_down()/mac_link_up()
 	 */
-	if (state->interface == PHY_INTERFACE_MODE_2500BASEX)
-		new_ctrl4 |= MVNETA_GMAC4_SHORT_PREAMBLE_ENABLE;
-
-	if (pp->phy_interface != state->interface) {
-		if (pp->comphy)
-			WARN_ON(phy_power_off(pp->comphy));
-		WARN_ON(mvneta_config_interface(pp, state->interface));
-	}
-
-	if (new_ctrl0 != gmac_ctrl0)
-		mvreg_write(pp, MVNETA_GMAC_CTRL_0, new_ctrl0);
-	if (new_ctrl2 != gmac_ctrl2)
-		mvreg_write(pp, MVNETA_GMAC_CTRL_2, new_ctrl2);
-	if (new_ctrl4 != gmac_ctrl4)
-		mvreg_write(pp, MVNETA_GMAC_CTRL_4, new_ctrl4);
-	if (new_clk != gmac_clk)
-		mvreg_write(pp, MVNETA_GMAC_CLOCK_DIVIDER, new_clk);
-	if (new_an != gmac_an)
-		mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG, new_an);
-
-	if (gmac_ctrl2 & MVNETA_GMAC2_PORT_RESET) {
-		while ((mvreg_read(pp, MVNETA_GMAC_CTRL_2) &
-			MVNETA_GMAC2_PORT_RESET) != 0)
-			continue;
-	}
-}
-
-static void mvneta_set_eee(struct mvneta_port *pp, bool enable)
-{
-	u32 lpi_ctl1;
+	if (phylink_autoneg_inband(mode))
+		mvgmac_link_unforce(&pp->gmac);
 
-	lpi_ctl1 = mvreg_read(pp, MVNETA_LPI_CTRL_1);
-	if (enable)
-		lpi_ctl1 |= MVNETA_LPI_REQUEST_ENABLE;
-	else
-		lpi_ctl1 &= ~MVNETA_LPI_REQUEST_ENABLE;
-	mvreg_write(pp, MVNETA_LPI_CTRL_1, lpi_ctl1);
+	return 0;
 }
 
 static void mvneta_mac_link_down(struct phylink_config *config,
@@ -4035,19 +3866,12 @@ static void mvneta_mac_link_down(struct phylink_config *config,
 {
 	struct net_device *ndev = to_net_dev(config->dev);
 	struct mvneta_port *pp = netdev_priv(ndev);
-	u32 val;
 
 	mvneta_port_down(pp);
-
-	if (!phylink_autoneg_inband(mode)) {
-		val = mvreg_read(pp, MVNETA_GMAC_AUTONEG_CONFIG);
-		val &= ~MVNETA_GMAC_FORCE_LINK_PASS;
-		val |= MVNETA_GMAC_FORCE_LINK_DOWN;
-		mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG, val);
-	}
+	mvgmac_link_down(&pp->gmac, mode);
 
 	pp->eee_active = false;
-	mvneta_set_eee(pp, false);
+	mvgmac_set_eee(&pp->gmac, false);
 }
 
 static void mvneta_mac_link_up(struct phylink_config *config,
@@ -4058,56 +3882,23 @@ static void mvneta_mac_link_up(struct phylink_config *config,
 {
 	struct net_device *ndev = to_net_dev(config->dev);
 	struct mvneta_port *pp = netdev_priv(ndev);
-	u32 val;
-
-	if (!phylink_autoneg_inband(mode)) {
-		val = mvreg_read(pp, MVNETA_GMAC_AUTONEG_CONFIG);
-		val &= ~(MVNETA_GMAC_FORCE_LINK_DOWN |
-			 MVNETA_GMAC_CONFIG_MII_SPEED |
-			 MVNETA_GMAC_CONFIG_GMII_SPEED |
-			 MVNETA_GMAC_CONFIG_FLOW_CTRL |
-			 MVNETA_GMAC_CONFIG_FULL_DUPLEX);
-		val |= MVNETA_GMAC_FORCE_LINK_PASS;
-
-		if (speed == SPEED_1000 || speed == SPEED_2500)
-			val |= MVNETA_GMAC_CONFIG_GMII_SPEED;
-		else if (speed == SPEED_100)
-			val |= MVNETA_GMAC_CONFIG_MII_SPEED;
-
-		if (duplex == DUPLEX_FULL)
-			val |= MVNETA_GMAC_CONFIG_FULL_DUPLEX;
-
-		if (tx_pause || rx_pause)
-			val |= MVNETA_GMAC_CONFIG_FLOW_CTRL;
-
-		mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG, val);
-	} else {
-		/* When inband doesn't cover flow control or flow control is
-		 * disabled, we need to manually configure it. This bit will
-		 * only have effect if MVNETA_GMAC_AN_FLOW_CTRL_EN is unset.
-		 */
-		val = mvreg_read(pp, MVNETA_GMAC_AUTONEG_CONFIG);
-		val &= ~MVNETA_GMAC_CONFIG_FLOW_CTRL;
-
-		if (tx_pause || rx_pause)
-			val |= MVNETA_GMAC_CONFIG_FLOW_CTRL;
-
-		mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG, val);
-	}
 
+	mvgmac_link_up(&pp->gmac, mode, speed, duplex, tx_pause, rx_pause);
 	mvneta_port_up(pp);
 
 	if (phy && pp->eee_enabled) {
 		pp->eee_active = phy_init_eee(phy, 0) >= 0;
-		mvneta_set_eee(pp, pp->eee_active && pp->tx_lpi_enabled);
+		mvgmac_set_lpi_ts(&pp->gmac, pp->tx_lpi_timer);
+		mvgmac_set_eee(&pp->gmac, pp->eee_active && pp->tx_lpi_enabled);
 	}
 }
 
 static const struct phylink_mac_ops mvneta_phylink_ops = {
-	.validate = mvneta_validate,
-	.mac_pcs_get_state = mvneta_mac_pcs_get_state,
-	.mac_an_restart = mvneta_mac_an_restart,
+	.validate = phylink_generic_validate,
+	.mac_select_pcs = mvneta_mac_select_pcs,
+	.mac_prepare = mvneta_mac_prepare,
 	.mac_config = mvneta_mac_config,
+	.mac_finish = mvneta_mac_finish,
 	.mac_link_down = mvneta_mac_link_down,
 	.mac_link_up = mvneta_mac_link_up,
 };
@@ -4877,14 +4668,11 @@ static int mvneta_ethtool_get_eee(struct net_device *dev,
 				  struct ethtool_eee *eee)
 {
 	struct mvneta_port *pp = netdev_priv(dev);
-	u32 lpi_ctl0;
-
-	lpi_ctl0 = mvreg_read(pp, MVNETA_LPI_CTRL_0);
 
 	eee->eee_enabled = pp->eee_enabled;
 	eee->eee_active = pp->eee_active;
 	eee->tx_lpi_enabled = pp->tx_lpi_enabled;
-	eee->tx_lpi_timer = (lpi_ctl0) >> 8; // * scale;
+	eee->tx_lpi_timer = pp->tx_lpi_timer;
 
 	return phylink_ethtool_get_eee(pp->phylink, eee);
 }
@@ -4893,7 +4681,6 @@ static int mvneta_ethtool_set_eee(struct net_device *dev,
 				  struct ethtool_eee *eee)
 {
 	struct mvneta_port *pp = netdev_priv(dev);
-	u32 lpi_ctl0;
 
 	/* The Armada 37x documents do not give limits for this other than
 	 * it being an 8-bit register.
@@ -4901,15 +4688,13 @@ static int mvneta_ethtool_set_eee(struct net_device *dev,
 	if (eee->tx_lpi_enabled && eee->tx_lpi_timer > 255)
 		return -EINVAL;
 
-	lpi_ctl0 = mvreg_read(pp, MVNETA_LPI_CTRL_0);
-	lpi_ctl0 &= ~(0xff << 8);
-	lpi_ctl0 |= eee->tx_lpi_timer << 8;
-	mvreg_write(pp, MVNETA_LPI_CTRL_0, lpi_ctl0);
-
 	pp->eee_enabled = eee->eee_enabled;
 	pp->tx_lpi_enabled = eee->tx_lpi_enabled;
+	pp->tx_lpi_timer = eee->tx_lpi_timer;
 
-	mvneta_set_eee(pp, eee->tx_lpi_enabled && eee->eee_enabled);
+	mvgmac_set_eee(&pp->gmac, false);
+	mvgmac_set_lpi_ts(&pp->gmac, eee->tx_lpi_timer);
+	mvgmac_set_eee(&pp->gmac, pp->eee_active && pp->tx_lpi_enabled);
 
 	return phylink_ethtool_set_eee(pp->phylink, eee);
 }
@@ -5143,29 +4928,72 @@ static int mvneta_probe(struct platform_device *pdev)
 	if (!dev)
 		return -ENOMEM;
 
-	dev->irq = irq_of_parse_and_map(dn, 0);
-	if (dev->irq == 0)
-		return -EINVAL;
+	dev->tx_queue_len = MVNETA_MAX_TXD;
+	dev->watchdog_timeo = 5 * HZ;
+	dev->netdev_ops = &mvneta_netdev_ops;
+	dev->ethtool_ops = &mvneta_eth_tool_ops;
+
+	pp = netdev_priv(dev);
+	spin_lock_init(&pp->lock);
+	pp->dn = dn;
+
+	pp->rxq_def = rxq_def;
+	pp->indir[0] = rxq_def;
 
 	err = of_get_phy_mode(dn, &phy_mode);
 	if (err) {
 		dev_err(&pdev->dev, "incorrect phy-mode\n");
-		goto err_free_irq;
+		return err;
 	}
 
+	pp->phy_interface = phy_mode;
+
 	comphy = devm_of_phy_get(&pdev->dev, dn, NULL);
-	if (comphy == ERR_PTR(-EPROBE_DEFER)) {
-		err = -EPROBE_DEFER;
-		goto err_free_irq;
-	} else if (IS_ERR(comphy)) {
+	if (comphy == ERR_PTR(-EPROBE_DEFER))
+		return -EPROBE_DEFER;
+
+	if (IS_ERR(comphy))
 		comphy = NULL;
+
+	pp->comphy = comphy;
+
+	pp->base = devm_platform_ioremap_resource(pdev, 0);
+	if (IS_ERR(pp->base))
+		return PTR_ERR(pp->base);
+
+	/* Get special SoC configurations */
+	if (of_device_is_compatible(dn, "marvell,armada-3700-neta"))
+		pp->neta_armada3700 = true;
+
+	dev->irq = irq_of_parse_and_map(dn, 0);
+	if (dev->irq == 0)
+		return -EINVAL;
+
+	pp->clk = devm_clk_get(&pdev->dev, "core");
+	if (IS_ERR(pp->clk))
+		pp->clk = devm_clk_get(&pdev->dev, NULL);
+	if (IS_ERR(pp->clk)) {
+		err = PTR_ERR(pp->clk);
+		goto err_free_irq;
 	}
 
-	pp = netdev_priv(dev);
-	spin_lock_init(&pp->lock);
+	clk_prepare_enable(pp->clk);
+
+	pp->clk_bus = devm_clk_get(&pdev->dev, "bus");
+	if (!IS_ERR(pp->clk_bus))
+		clk_prepare_enable(pp->clk_bus);
+
+	pp->gmac.base = pp->base + MVNETA_GMAC_BASE;
+	pp->gmac.version = MVGMAC_NETA;
+	pp->gmac.pcs.ops = &mvneta_phylink_pcs_ops;
+
+	pp->tx_lpi_timer = 16;
 
 	pp->phylink_config.dev = &dev->dev;
 	pp->phylink_config.type = PHYLINK_NETDEV;
+	pp->phylink_config.mac_capabilities = MAC_SYM_PAUSE | MAC_10 |
+		MAC_100 | MAC_1000FD | MAC_2500FD;
+
 	phy_interface_set_rgmii(pp->phylink_config.supported_interfaces);
 	__set_bit(PHY_INTERFACE_MODE_QSGMII,
 		  pp->phylink_config.supported_interfaces);
@@ -5196,52 +5024,16 @@ static int mvneta_probe(struct platform_device *pdev)
 				 phy_mode, &mvneta_phylink_ops);
 	if (IS_ERR(phylink)) {
 		err = PTR_ERR(phylink);
-		goto err_free_irq;
+		goto err_clk;
 	}
 
-	dev->tx_queue_len = MVNETA_MAX_TXD;
-	dev->watchdog_timeo = 5 * HZ;
-	dev->netdev_ops = &mvneta_netdev_ops;
-
-	dev->ethtool_ops = &mvneta_eth_tool_ops;
-
 	pp->phylink = phylink;
-	pp->comphy = comphy;
-	pp->phy_interface = phy_mode;
-	pp->dn = dn;
-
-	pp->rxq_def = rxq_def;
-	pp->indir[0] = rxq_def;
-
-	/* Get special SoC configurations */
-	if (of_device_is_compatible(dn, "marvell,armada-3700-neta"))
-		pp->neta_armada3700 = true;
-
-	pp->clk = devm_clk_get(&pdev->dev, "core");
-	if (IS_ERR(pp->clk))
-		pp->clk = devm_clk_get(&pdev->dev, NULL);
-	if (IS_ERR(pp->clk)) {
-		err = PTR_ERR(pp->clk);
-		goto err_free_phylink;
-	}
-
-	clk_prepare_enable(pp->clk);
-
-	pp->clk_bus = devm_clk_get(&pdev->dev, "bus");
-	if (!IS_ERR(pp->clk_bus))
-		clk_prepare_enable(pp->clk_bus);
-
-	pp->base = devm_platform_ioremap_resource(pdev, 0);
-	if (IS_ERR(pp->base)) {
-		err = PTR_ERR(pp->base);
-		goto err_clk;
-	}
 
 	/* Alloc per-cpu port structure */
 	pp->ports = alloc_percpu(struct mvneta_pcpu_port);
 	if (!pp->ports) {
 		err = -ENOMEM;
-		goto err_clk;
+		goto err_free_phylink;
 	}
 
 	/* Alloc per-cpu stats */
@@ -5385,12 +5177,12 @@ err_netdev:
 	free_percpu(pp->stats);
 err_free_ports:
 	free_percpu(pp->ports);
-err_clk:
-	clk_disable_unprepare(pp->clk_bus);
-	clk_disable_unprepare(pp->clk);
 err_free_phylink:
 	if (pp->phylink)
 		phylink_destroy(pp->phylink);
+err_clk:
+	clk_disable_unprepare(pp->clk_bus);
+	clk_disable_unprepare(pp->clk);
 err_free_irq:
 	irq_dispose_mapping(dev->irq);
 	return err;