MCF_CCM_MISCCR_LIMP
mcf_write16(mcf_read16(MCF_CCM_MISCCR) | MCF_CCM_MISCCR_LIMP, MCF_CCM_MISCCR);
mcf_write16(mcf_read16(MCF_CCM_MISCCR) & ~MCF_CCM_MISCCR_LIMP, MCF_CCM_MISCCR);
if (mcf_read16(MCF_CCM_MISCCR) & MCF_CCM_MISCCR_LIMP) {