CNTL_STOP_TIMER
writel(CNTL_STOP_TIMER, timer->timer1 + IO_CONTROL);
writel(CNTL_STOP_TIMER, timer->timer1 + IO_CONTROL);
writel(CNTL_STOP_TIMER, timer->timer2 + IO_CONTROL);
writel(CNTL_STOP_TIMER, timer->timer1 + IO_CONTROL);