diff options
Diffstat (limited to 'arch/arm/mach-omap2/timer.c')
-rw-r--r-- | arch/arm/mach-omap2/timer.c | 35 |
1 files changed, 8 insertions, 27 deletions
diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index b8ad6e632bb8..d86074745c50 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c | |||
@@ -131,7 +131,6 @@ static void omap2_gp_timer_set_mode(enum clock_event_mode mode, | |||
131 | static struct clock_event_device clockevent_gpt = { | 131 | static struct clock_event_device clockevent_gpt = { |
132 | .name = "gp_timer", | 132 | .name = "gp_timer", |
133 | .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT, | 133 | .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT, |
134 | .shift = 32, | ||
135 | .rating = 300, | 134 | .rating = 300, |
136 | .set_next_event = omap2_gp_timer_set_next_event, | 135 | .set_next_event = omap2_gp_timer_set_next_event, |
137 | .set_mode = omap2_gp_timer_set_mode, | 136 | .set_mode = omap2_gp_timer_set_mode, |
@@ -336,17 +335,11 @@ static void __init omap2_gp_clockevent_init(int gptimer_id, | |||
336 | 335 | ||
337 | __omap_dm_timer_int_enable(&clkev, OMAP_TIMER_INT_OVERFLOW); | 336 | __omap_dm_timer_int_enable(&clkev, OMAP_TIMER_INT_OVERFLOW); |
338 | 337 | ||
339 | clockevent_gpt.mult = div_sc(clkev.rate, NSEC_PER_SEC, | ||
340 | clockevent_gpt.shift); | ||
341 | clockevent_gpt.max_delta_ns = | ||
342 | clockevent_delta2ns(0xffffffff, &clockevent_gpt); | ||
343 | clockevent_gpt.min_delta_ns = | ||
344 | clockevent_delta2ns(3, &clockevent_gpt); | ||
345 | /* Timer internal resynch latency. */ | ||
346 | |||
347 | clockevent_gpt.cpumask = cpu_possible_mask; | 338 | clockevent_gpt.cpumask = cpu_possible_mask; |
348 | clockevent_gpt.irq = omap_dm_timer_get_irq(&clkev); | 339 | clockevent_gpt.irq = omap_dm_timer_get_irq(&clkev); |
349 | clockevents_register_device(&clockevent_gpt); | 340 | clockevents_config_and_register(&clockevent_gpt, clkev.rate, |
341 | 3, /* Timer internal resynch latency */ | ||
342 | 0xffffffff); | ||
350 | 343 | ||
351 | pr_info("OMAP clockevent source: GPTIMER%d at %lu Hz\n", | 344 | pr_info("OMAP clockevent source: GPTIMER%d at %lu Hz\n", |
352 | gptimer_id, clkev.rate); | 345 | gptimer_id, clkev.rate); |
@@ -552,7 +545,7 @@ static inline void __init realtime_counter_init(void) | |||
552 | 545 | ||
553 | #define OMAP_SYS_GP_TIMER_INIT(name, clkev_nr, clkev_src, clkev_prop, \ | 546 | #define OMAP_SYS_GP_TIMER_INIT(name, clkev_nr, clkev_src, clkev_prop, \ |
554 | clksrc_nr, clksrc_src) \ | 547 | clksrc_nr, clksrc_src) \ |
555 | static void __init omap##name##_gptimer_timer_init(void) \ | 548 | void __init omap##name##_gptimer_timer_init(void) \ |
556 | { \ | 549 | { \ |
557 | omap_dmtimer_init(); \ | 550 | omap_dmtimer_init(); \ |
558 | omap2_gp_clockevent_init((clkev_nr), clkev_src, clkev_prop); \ | 551 | omap2_gp_clockevent_init((clkev_nr), clkev_src, clkev_prop); \ |
@@ -561,7 +554,7 @@ static void __init omap##name##_gptimer_timer_init(void) \ | |||
561 | 554 | ||
562 | #define OMAP_SYS_32K_TIMER_INIT(name, clkev_nr, clkev_src, clkev_prop, \ | 555 | #define OMAP_SYS_32K_TIMER_INIT(name, clkev_nr, clkev_src, clkev_prop, \ |
563 | clksrc_nr, clksrc_src) \ | 556 | clksrc_nr, clksrc_src) \ |
564 | static void __init omap##name##_sync32k_timer_init(void) \ | 557 | void __init omap##name##_sync32k_timer_init(void) \ |
565 | { \ | 558 | { \ |
566 | omap_dmtimer_init(); \ | 559 | omap_dmtimer_init(); \ |
567 | omap2_gp_clockevent_init((clkev_nr), clkev_src, clkev_prop); \ | 560 | omap2_gp_clockevent_init((clkev_nr), clkev_src, clkev_prop); \ |
@@ -572,33 +565,23 @@ static void __init omap##name##_sync32k_timer_init(void) \ | |||
572 | omap2_sync32k_clocksource_init(); \ | 565 | omap2_sync32k_clocksource_init(); \ |
573 | } | 566 | } |
574 | 567 | ||
575 | #define OMAP_SYS_TIMER(name, clksrc) \ | ||
576 | struct sys_timer omap##name##_timer = { \ | ||
577 | .init = omap##name##_##clksrc##_timer_init, \ | ||
578 | }; | ||
579 | |||
580 | #ifdef CONFIG_ARCH_OMAP2 | 568 | #ifdef CONFIG_ARCH_OMAP2 |
581 | OMAP_SYS_32K_TIMER_INIT(2, 1, OMAP2_32K_SOURCE, "ti,timer-alwon", | 569 | OMAP_SYS_32K_TIMER_INIT(2, 1, OMAP2_32K_SOURCE, "ti,timer-alwon", |
582 | 2, OMAP2_MPU_SOURCE); | 570 | 2, OMAP2_MPU_SOURCE); |
583 | OMAP_SYS_TIMER(2, sync32k); | ||
584 | #endif /* CONFIG_ARCH_OMAP2 */ | 571 | #endif /* CONFIG_ARCH_OMAP2 */ |
585 | 572 | ||
586 | #ifdef CONFIG_ARCH_OMAP3 | 573 | #ifdef CONFIG_ARCH_OMAP3 |
587 | OMAP_SYS_32K_TIMER_INIT(3, 1, OMAP3_32K_SOURCE, "ti,timer-alwon", | 574 | OMAP_SYS_32K_TIMER_INIT(3, 1, OMAP3_32K_SOURCE, "ti,timer-alwon", |
588 | 2, OMAP3_MPU_SOURCE); | 575 | 2, OMAP3_MPU_SOURCE); |
589 | OMAP_SYS_TIMER(3, sync32k); | ||
590 | OMAP_SYS_32K_TIMER_INIT(3_secure, 12, OMAP3_32K_SOURCE, "ti,timer-secure", | 576 | OMAP_SYS_32K_TIMER_INIT(3_secure, 12, OMAP3_32K_SOURCE, "ti,timer-secure", |
591 | 2, OMAP3_MPU_SOURCE); | 577 | 2, OMAP3_MPU_SOURCE); |
592 | OMAP_SYS_TIMER(3_secure, sync32k); | ||
593 | OMAP_SYS_GP_TIMER_INIT(3_gp, 1, OMAP3_MPU_SOURCE, "ti,timer-alwon", | 578 | OMAP_SYS_GP_TIMER_INIT(3_gp, 1, OMAP3_MPU_SOURCE, "ti,timer-alwon", |
594 | 2, OMAP3_MPU_SOURCE); | 579 | 2, OMAP3_MPU_SOURCE); |
595 | OMAP_SYS_TIMER(3_gp, gptimer); | ||
596 | #endif /* CONFIG_ARCH_OMAP3 */ | 580 | #endif /* CONFIG_ARCH_OMAP3 */ |
597 | 581 | ||
598 | #ifdef CONFIG_SOC_AM33XX | 582 | #ifdef CONFIG_SOC_AM33XX |
599 | OMAP_SYS_GP_TIMER_INIT(3_am33xx, 1, OMAP4_MPU_SOURCE, "ti,timer-alwon", | 583 | OMAP_SYS_GP_TIMER_INIT(3_am33xx, 1, OMAP4_MPU_SOURCE, "ti,timer-alwon", |
600 | 2, OMAP4_MPU_SOURCE); | 584 | 2, OMAP4_MPU_SOURCE); |
601 | OMAP_SYS_TIMER(3_am33xx, gptimer); | ||
602 | #endif /* CONFIG_SOC_AM33XX */ | 585 | #endif /* CONFIG_SOC_AM33XX */ |
603 | 586 | ||
604 | #ifdef CONFIG_ARCH_OMAP4 | 587 | #ifdef CONFIG_ARCH_OMAP4 |
@@ -606,7 +589,7 @@ OMAP_SYS_32K_TIMER_INIT(4, 1, OMAP4_32K_SOURCE, "ti,timer-alwon", | |||
606 | 2, OMAP4_MPU_SOURCE); | 589 | 2, OMAP4_MPU_SOURCE); |
607 | #ifdef CONFIG_LOCAL_TIMERS | 590 | #ifdef CONFIG_LOCAL_TIMERS |
608 | static DEFINE_TWD_LOCAL_TIMER(twd_local_timer, OMAP44XX_LOCAL_TWD_BASE, 29); | 591 | static DEFINE_TWD_LOCAL_TIMER(twd_local_timer, OMAP44XX_LOCAL_TWD_BASE, 29); |
609 | static void __init omap4_local_timer_init(void) | 592 | void __init omap4_local_timer_init(void) |
610 | { | 593 | { |
611 | omap4_sync32k_timer_init(); | 594 | omap4_sync32k_timer_init(); |
612 | /* Local timers are not supprted on OMAP4430 ES1.0 */ | 595 | /* Local timers are not supprted on OMAP4430 ES1.0 */ |
@@ -624,18 +607,17 @@ static void __init omap4_local_timer_init(void) | |||
624 | } | 607 | } |
625 | } | 608 | } |
626 | #else /* CONFIG_LOCAL_TIMERS */ | 609 | #else /* CONFIG_LOCAL_TIMERS */ |
627 | static void __init omap4_local_timer_init(void) | 610 | void __init omap4_local_timer_init(void) |
628 | { | 611 | { |
629 | omap4_sync32k_timer_init(); | 612 | omap4_sync32k_timer_init(); |
630 | } | 613 | } |
631 | #endif /* CONFIG_LOCAL_TIMERS */ | 614 | #endif /* CONFIG_LOCAL_TIMERS */ |
632 | OMAP_SYS_TIMER(4, local); | ||
633 | #endif /* CONFIG_ARCH_OMAP4 */ | 615 | #endif /* CONFIG_ARCH_OMAP4 */ |
634 | 616 | ||
635 | #ifdef CONFIG_SOC_OMAP5 | 617 | #ifdef CONFIG_SOC_OMAP5 |
636 | OMAP_SYS_32K_TIMER_INIT(5, 1, OMAP4_32K_SOURCE, "ti,timer-alwon", | 618 | OMAP_SYS_32K_TIMER_INIT(5, 1, OMAP4_32K_SOURCE, "ti,timer-alwon", |
637 | 2, OMAP4_MPU_SOURCE); | 619 | 2, OMAP4_MPU_SOURCE); |
638 | static void __init omap5_realtime_timer_init(void) | 620 | void __init omap5_realtime_timer_init(void) |
639 | { | 621 | { |
640 | int err; | 622 | int err; |
641 | 623 | ||
@@ -646,7 +628,6 @@ static void __init omap5_realtime_timer_init(void) | |||
646 | if (err) | 628 | if (err) |
647 | pr_err("%s: arch_timer_register failed %d\n", __func__, err); | 629 | pr_err("%s: arch_timer_register failed %d\n", __func__, err); |
648 | } | 630 | } |
649 | OMAP_SYS_TIMER(5, realtime); | ||
650 | #endif /* CONFIG_SOC_OMAP5 */ | 631 | #endif /* CONFIG_SOC_OMAP5 */ |
651 | 632 | ||
652 | /** | 633 | /** |