B43_PHY_CCKBBANDCFG
backup_phy[1] = b43_phy_read(dev, B43_PHY_CCKBBANDCFG);
b43_phy_set(dev, B43_PHY_CCKBBANDCFG, 0x8000);
b43_phy_write(dev, B43_PHY_CCKBBANDCFG, backup_phy[1]);