dm9000_phy_write
dm9000_phy_write(dev, 0, MII_BMCR, BMCR_RESET); /* PHY RESET */
db->mii.mdio_write = dm9000_phy_write;
dm9000_phy_write(dev, 0, MII_BMCR, BMCR_RESET);
dm9000_phy_write(dev, 0, MII_DM_DSPCR, DSPCR_INIT_PARAM);