bcm_bsc_modifyreg
bcm_bsc_modifyreg(sc, BCM_BSC_DELAY, 0xffff0000, reg << 16);
bcm_bsc_modifyreg(sc, BCM_BSC_DELAY, 0xffff, reg);
bcm_bsc_modifyreg(sc, BCM_BSC_CTRL, BCM_BSC_CTRL_CLEAR0,