IP1000PHY_BMCR_FDX
speed |= IP1000PHY_BMCR_FDX;
PHY_WRITE(sc, IP1000PHY_MII_BMCR, (IP1000PHY_BMCR_FDX |
reg &= ~(IP1000PHY_BMCR_AUTOEN | IP1000PHY_BMCR_FDX);