mii_wr
mii_wr(ioaddr, data->phy_id & 0x1f, data->reg_num & 0x1f, data->val_in,
mii_wr(ioaddr, 0, 0, control, 16);
mii_wr(ioaddr, 0, 0, control, 16);
static void mii_wr(unsigned int ioaddr, u_char phyaddr, u_char phyreg,