diff options
Diffstat (limited to 'arch/arm/mach-at91')
| -rw-r--r-- | arch/arm/mach-at91/at91rm9200_time.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-at91/at91sam926x_time.c | 6 |
2 files changed, 7 insertions, 1 deletions
diff --git a/arch/arm/mach-at91/at91rm9200_time.c b/arch/arm/mach-at91/at91rm9200_time.c index 1dd69c85dfec..06665701bebf 100644 --- a/arch/arm/mach-at91/at91rm9200_time.c +++ b/arch/arm/mach-at91/at91rm9200_time.c @@ -114,6 +114,7 @@ clkevt32k_mode(enum clock_event_mode mode, struct clock_event_device *dev) last_crtr = read_CRTR(); switch (mode) { case CLOCK_EVT_MODE_PERIODIC: + setup_irq(AT91_ID_SYS, &at91rm9200_timer_irq); /* PIT for periodic irqs; fixed rate of 1/HZ */ irqmask = AT91_ST_PITS; at91_sys_write(AT91_ST_PIMR, LATCH); @@ -127,6 +128,7 @@ clkevt32k_mode(enum clock_event_mode mode, struct clock_event_device *dev) break; case CLOCK_EVT_MODE_SHUTDOWN: case CLOCK_EVT_MODE_UNUSED: + remove_irq(AT91_ID_SYS, &at91rm9200_timer_irq); case CLOCK_EVT_MODE_RESUME: irqmask = 0; break; diff --git a/arch/arm/mach-at91/at91sam926x_time.c b/arch/arm/mach-at91/at91sam926x_time.c index 4ba85499fa97..97d1e1459942 100644 --- a/arch/arm/mach-at91/at91sam926x_time.c +++ b/arch/arm/mach-at91/at91sam926x_time.c @@ -54,7 +54,7 @@ static struct clocksource pit_clk = { .flags = CLOCK_SOURCE_IS_CONTINUOUS, }; - +static struct irqaction at91sam926x_pit_irq; /* * Clockevent device: interrupts every 1/HZ (== pit_cycles * MCK/16) */ @@ -63,6 +63,9 @@ pit_clkevt_mode(enum clock_event_mode mode, struct clock_event_device *dev) { switch (mode) { case CLOCK_EVT_MODE_PERIODIC: + /* Set up irq handler */ + setup_irq(AT91_ID_SYS, &at91sam926x_pit_irq); + /* update clocksource counter */ pit_cnt += pit_cycle * PIT_PICNT(at91_sys_read(AT91_PIT_PIVR)); at91_sys_write(AT91_PIT_MR, (pit_cycle - 1) | AT91_PIT_PITEN @@ -75,6 +78,7 @@ pit_clkevt_mode(enum clock_event_mode mode, struct clock_event_device *dev) case CLOCK_EVT_MODE_UNUSED: /* disable irq, leaving the clocksource active */ at91_sys_write(AT91_PIT_MR, (pit_cycle - 1) | AT91_PIT_PITEN); + remove_irq(AT91_ID_SYS, &at91sam926x_pit_irq); break; case CLOCK_EVT_MODE_RESUME: break; |