This puts the quad PHY ports in power-down mode when the PHY transitions
to the PHY_HALTED state.  It is likely that all the other PHYs support
the BMCR_PDOWN bit, but I only have the BCM5464R to test.
Signed-off-by: Vladimir Oltean <olteanv@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
        .config_init    = bcm54xx_config_init,
        .ack_interrupt  = bcm_phy_ack_intr,
        .config_intr    = bcm_phy_config_intr,
+       .suspend        = genphy_suspend,
+       .resume         = genphy_resume,
 }, {
        .phy_id         = PHY_ID_BCM5481,
        .phy_id_mask    = 0xfffffff0,