BWN_PHY_CCKBBANDCFG
backup_phy[1] = BWN_PHY_READ(mac, BWN_PHY_CCKBBANDCFG);
BWN_PHY_SET(mac, BWN_PHY_CCKBBANDCFG, 0x8000);
BWN_PHY_WRITE(mac, BWN_PHY_CCKBBANDCFG, backup_phy[1]);