OXSEMI_TORNADO_TCR_MASK
while (tcr <= (OXSEMI_TORNADO_TCR_MASK + 1) >> 1 &&
if (tcr <= (OXSEMI_TORNADO_TCR_MASK + 1) >> 1) {
*frac = (cpr << 8) | (tcr & OXSEMI_TORNADO_TCR_MASK);