diff options
Diffstat (limited to 'arch/blackfin/kernel/time-ts.c')
| -rw-r--r-- | arch/blackfin/kernel/time-ts.c | 29 |
1 files changed, 26 insertions, 3 deletions
diff --git a/arch/blackfin/kernel/time-ts.c b/arch/blackfin/kernel/time-ts.c index 1bcf3a3c57d..cb0a4845339 100644 --- a/arch/blackfin/kernel/time-ts.c +++ b/arch/blackfin/kernel/time-ts.c @@ -66,8 +66,14 @@ void __init setup_gptimer0(void) { disable_gptimers(TIMER0bit); +#ifdef CONFIG_BF60x + bfin_write16(TIMER_DATA_IMSK, 0); + set_gptimer_config(TIMER0_id, TIMER_OUT_DIS + | TIMER_MODE_PWM_CONT | TIMER_PULSE_HI | TIMER_IRQ_PER); +#else set_gptimer_config(TIMER0_id, \ TIMER_OUT_DIS | TIMER_PERIOD_CNT | TIMER_MODE_PWM); +#endif set_gptimer_period(TIMER0_id, -1); set_gptimer_pwidth(TIMER0_id, -2); SSYNC(); @@ -135,9 +141,15 @@ static void bfin_gptmr0_set_mode(enum clock_event_mode mode, { switch (mode) { case CLOCK_EVT_MODE_PERIODIC: { +#ifndef CONFIG_BF60x set_gptimer_config(TIMER0_id, \ TIMER_OUT_DIS | TIMER_IRQ_ENA | \ TIMER_PERIOD_CNT | TIMER_MODE_PWM); +#else + set_gptimer_config(TIMER0_id, TIMER_OUT_DIS + | TIMER_MODE_PWM_CONT | TIMER_PULSE_HI | TIMER_IRQ_PER); +#endif + set_gptimer_period(TIMER0_id, get_sclk() / HZ); set_gptimer_pwidth(TIMER0_id, get_sclk() / HZ - 1); enable_gptimers(TIMER0bit); @@ -145,8 +157,14 @@ static void bfin_gptmr0_set_mode(enum clock_event_mode mode, } case CLOCK_EVT_MODE_ONESHOT: disable_gptimers(TIMER0bit); +#ifndef CONFIG_BF60x set_gptimer_config(TIMER0_id, \ TIMER_OUT_DIS | TIMER_IRQ_ENA | TIMER_MODE_PWM); +#else + set_gptimer_config(TIMER0_id, TIMER_OUT_DIS | TIMER_MODE_PWM + | TIMER_PULSE_HI | TIMER_IRQ_WID_DLY); +#endif + set_gptimer_period(TIMER0_id, 0); break; case CLOCK_EVT_MODE_UNUSED: @@ -160,7 +178,7 @@ static void bfin_gptmr0_set_mode(enum clock_event_mode mode, static void bfin_gptmr0_ack(void) { - set_gptimer_status(TIMER_GROUP1, TIMER_STATUS_TIMIL0); + clear_gptimer_intr(TIMER0_id); } static void __init bfin_gptmr0_init(void) @@ -197,7 +215,7 @@ static struct clock_event_device clockevent_gptmr0 = { .rating = 300, .irq = IRQ_TIMER0, .shift = 32, - .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT, + .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT, .set_next_event = bfin_gptmr0_set_next_event, .set_mode = bfin_gptmr0_set_mode, }; @@ -219,7 +237,7 @@ static void __init bfin_gptmr0_clockevent_init(struct clock_event_device *evt) #if defined(CONFIG_TICKSOURCE_CORETMR) /* per-cpu local core timer */ -static DEFINE_PER_CPU(struct clock_event_device, coretmr_events); +DEFINE_PER_CPU(struct clock_event_device, coretmr_events); static int bfin_coretmr_set_next_event(unsigned long cycles, struct clock_event_device *evt) @@ -281,6 +299,7 @@ void bfin_coretmr_init(void) #ifdef CONFIG_CORE_TIMER_IRQ_L1 __attribute__((l1_text)) #endif + irqreturn_t bfin_coretmr_interrupt(int irq, void *dev_id) { int cpu = smp_processor_id(); @@ -306,6 +325,10 @@ void bfin_coretmr_clockevent_init(void) unsigned int cpu = smp_processor_id(); struct clock_event_device *evt = &per_cpu(coretmr_events, cpu); +#ifdef CONFIG_SMP + evt->broadcast = smp_timer_broadcast; +#endif + evt->name = "bfin_core_timer"; evt->rating = 350; evt->irq = -1; |