PCC2REG_TIMER2_ICSR
VEC2ICSR(PCC2REG_TIMER2_ICSR, PCCTWO_ICR_ICLR),
VEC2ICSR(PCC2REG_TIMER2_ICSR, PCCTWO_ICR_ICLR),
pcc2_reg_write(sys_pcctwo, PCC2REG_TIMER2_ICSR, sc->sc_clock_lvl);
pcc2_reg_write(sys_pcctwo, PCC2REG_TIMER2_ICSR, 0);
pcc2_reg_write(sys_pcctwo, PCC2REG_TIMER2_ICSR,
pcc2_reg_write(sys_pcctwo, PCC2REG_TIMER2_ICSR, 0);