powerpc/mpc5200: Remove obsolete code from mpc5200 MDIO driver

As this driver polls for a complete MDIO transaction, there is no need
to enable interrupts for it.  Furthermore, make both checks for
freeing MDIO-bus irqs consistent.

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

1 files changed, 1 insertions, 4 deletions

diff --git a/drivers/net/fec_mpc52xx_phy.c b/drivers/net/fec_mpc52xx_phy.c
index 45dd9bdc5d62..dd9bfa42ac34 100644
--- a/drivers/net/fec_mpc52xx_phy.c
+++ b/drivers/net/fec_mpc52xx_phy.c
@@ -122,9 +122,6 @@ static int mpc52xx_fec_mdio_probe(struct of_device *of,
         out_be32(&priv->regs->mii_speed,
                 ((mpc52xx_find_ipb_freq(of->node) >> 20) / 5) << 1);
 
-        /* enable MII interrupt */
-        out_be32(&priv->regs->imask, in_be32(&priv->regs->imask) | FEC_IMASK_MII);
-
         err = mdiobus_register(bus);
         if (err)
                 goto out_unmap;
@@ -156,7 +153,7 @@ static int mpc52xx_fec_mdio_remove(struct of_device *of)
 
         iounmap(priv->regs);
         for (i=0; i<PHY_MAX_ADDR; i++)
-                if (bus->irq[i])
+                if (bus->irq[i] != PHY_POLL)
                         irq_dispose_mapping(bus->irq[i]);
         kfree(priv);
         kfree(bus->irq);