Lines Matching defs:prescale

570 	uint32_t divisor, freq, prescale, val32;
622 	for (prescale = 2; freq < sc->baseclk_hz / (prescale * 16);)
623 		prescale <<= 1;
625 	for (divisor = 1; freq < sc->baseclk_hz / (prescale * divisor);)
630 	    "desired SD freq: %d, actual: %d; base %d prescale %d divisor %d\n",
631 	    freq, sc->baseclk_hz / (prescale * divisor), sc->baseclk_hz, 
632 	    prescale, divisor);
638 	prescale >>= 1;
643 	val32 |= prescale << SDHC_CLK_PRESCALE_SHIFT;