phy: Add an mdio_device structure

Not all devices attached to an MDIO bus are phys. So add an
mdio_device structure to represent the generic parts of an mdio
device, and place this structure into the phy_device.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/freescale/fman/fman_dtsec.c b/drivers/net/ethernet/freescale/fman/fman_dtsec.c
index 587f9b4..6b1261c 100644
--- a/drivers/net/ethernet/freescale/fman/fman_dtsec.c
+++ b/drivers/net/ethernet/freescale/fman/fman_dtsec.c
@@ -1295,7 +1295,7 @@
 
 	err = init(dtsec->regs, dtsec_drv_param, dtsec->phy_if,
 		   dtsec->max_speed, (u8 *)eth_addr, dtsec->exceptions,
-		   dtsec->tbiphy->addr);
+		   dtsec->tbiphy->mdio.addr);
 	if (err) {
 		free_init_resources(dtsec);
 		pr_err("DTSEC version doesn't support this i/f mode\n");
@@ -1434,11 +1434,11 @@
 	dtsec->tbiphy = of_phy_find_device(params->internal_phy_node);
 	if (!dtsec->tbiphy) {
 		pr_err("of_phy_find_device (TBI PHY) failed\n");
-		put_device(&dtsec->tbiphy->dev);
+		put_device(&dtsec->tbiphy->mdio.dev);
 		goto err_dtsec_drv_param;
 	}
 
-	put_device(&dtsec->tbiphy->dev);
+	put_device(&dtsec->tbiphy->mdio.dev);
 
 	/* Save FMan revision */
 	fman_get_revision(dtsec->fm, &dtsec->fm_rev_info);
diff --git a/drivers/net/ethernet/freescale/fman/fman_memac.c b/drivers/net/ethernet/freescale/fman/fman_memac.c
index 58bb720..45e98fd 100644
--- a/drivers/net/ethernet/freescale/fman/fman_memac.c
+++ b/drivers/net/ethernet/freescale/fman/fman_memac.c
@@ -1054,15 +1054,15 @@
 			 * register address space and access each one of 4
 			 * ports inside QSGMII.
 			 */
-			phy_addr = memac->pcsphy->addr;
+			phy_addr = memac->pcsphy->mdio.addr;
 			qsmgii_phy_addr = (u8)((phy_addr << 2) | i);
-			memac->pcsphy->addr = qsmgii_phy_addr;
+			memac->pcsphy->mdio.addr = qsmgii_phy_addr;
 			if (memac->basex_if)
 				setup_sgmii_internal_phy_base_x(memac);
 			else
 				setup_sgmii_internal_phy(memac, fixed_link);
 
-			memac->pcsphy->addr = phy_addr;
+			memac->pcsphy->mdio.addr = phy_addr;
 		}
 	}
 
diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c
index 016743e..c158d40 100644
--- a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c
+++ b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c
@@ -254,7 +254,7 @@
 	int r;
 	u32 addrhi, addrlo;
 
-	struct mii_bus* mii = fep->phydev->bus;
+	struct mii_bus *mii = fep->phydev->mdio.bus;
 	struct fec_info* fec_inf = mii->priv;
 
 	r = whack_reset(fep->fec.fecp);
diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c
index 4e394f7..2aa7b40 100644
--- a/drivers/net/ethernet/freescale/gianfar.c
+++ b/drivers/net/ethernet/freescale/gianfar.c
@@ -1834,7 +1834,7 @@
 	 * several seconds for it to come back.
 	 */
 	if (phy_read(tbiphy, MII_BMSR) & BMSR_LSTATUS) {
-		put_device(&tbiphy->dev);
+		put_device(&tbiphy->mdio.dev);
 		return;
 	}
 
@@ -1849,7 +1849,7 @@
 		  BMCR_ANENABLE | BMCR_ANRESTART | BMCR_FULLDPLX |
 		  BMCR_SPEED1000);
 
-	put_device(&tbiphy->dev);
+	put_device(&tbiphy->mdio.dev);
 }
 
 static int __gfar_is_rx_idle(struct gfar_private *priv)
diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c
index 650f788..0e7f24e 100644
--- a/drivers/net/ethernet/freescale/ucc_geth.c
+++ b/drivers/net/ethernet/freescale/ucc_geth.c
@@ -1385,7 +1385,7 @@
 		value &= ~0x1000;	/* Turn off autonegotiation */
 		phy_write(tbiphy, ENET_TBI_MII_CR, value);
 
-		put_device(&tbiphy->dev);
+		put_device(&tbiphy->mdio.dev);
 	}
 
 	init_check_frame_length_mode(ug_info->lengthCheckRx, &ug_regs->maccfg2);
@@ -1705,7 +1705,7 @@
 	 * several seconds for it to come back.
 	 */
 	if (phy_read(tbiphy, ENET_TBI_MII_SR) & TBISR_LSTATUS) {
-		put_device(&tbiphy->dev);
+		put_device(&tbiphy->mdio.dev);
 		return;
 	}