bcm_pmb_bpcm_write
err = bcm_pmb_bpcm_write(pmb, bus, device, offset, val);
err = bcm_pmb_bpcm_write(pmb, bus, device, offset, val);
err = bcm_pmb_bpcm_write(pmb, bus, device, offset, val);
err = bcm_pmb_bpcm_write(pmb, bus, device, BPCM_MISC_CONTROL, 0);
err = bcm_pmb_bpcm_write(pmb, bus, device, BPCM_SR_CONTROL, 0xffffffff);
err = bcm_pmb_bpcm_write(pmb, bus, device, BPCM_SR_CONTROL, 0);