AT91_PMC_MOSCEN
if (!(tmp & AT91_PMC_MOSCEN))
tmp &= ~(AT91_PMC_KEY | AT91_PMC_MOSCEN);
(AT91_PMC_MOSCEN | \
if (!(tmp & AT91_PMC_MOSCEN)) {
tmp |= AT91_PMC_MOSCEN | AT91_PMC_KEY;