SXIAHCI_PHYCS2
SXICMS4(sc, SXIAHCI_PHYCS2, 0x1f << 5, 0x19 << 5);
SXISET4(sc, SXIAHCI_PHYCS2, 1 << 24);
while ((SXIREAD4(sc, SXIAHCI_PHYCS2) & (1 << 24)) && --timo)