ARCH_TIMER_EVT_TRIGGER_SHIFT  801 drivers/clocksource/arm_arch_timer.c 	cntkctl |= (divider << ARCH_TIMER_EVT_TRIGGER_SHIFT)
ARCH_TIMER_EVT_TRIGGER_SHIFT   55 include/clocksource/arm_arch_timer.h #define ARCH_TIMER_EVT_TRIGGER_MASK	(0xF << ARCH_TIMER_EVT_TRIGGER_SHIFT)