diff options
author | Marc Zyngier <marc.zyngier@arm.com> | 2012-01-10 19:44:19 +0000 |
---|---|---|
committer | Marc Zyngier <marc.zyngier@arm.com> | 2012-03-13 13:27:52 +0000 |
commit | a45c983f85328be9d0540a6b8250609dbf16872c (patch) | |
tree | 5738d5204272f50f3a7899c35b887e2b2f529842 /arch/arm/mach-omap2/timer.c | |
parent | d8e0364364d333feb4564bb7d7d983182b34427e (diff) |
ARM: OMAP4: convert to twd_local_timer_register() interface
Add support for the new smp_twd runtime registration interface
to the OMAP4 platforms, and remove the old compile-time support.
Tested on Panda.
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'arch/arm/mach-omap2/timer.c')
-rw-r--r-- | arch/arm/mach-omap2/timer.c | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index 5c9acea9576..c512bac69ec 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c @@ -39,7 +39,7 @@ #include <asm/mach/time.h> #include <plat/dmtimer.h> -#include <asm/localtimer.h> +#include <asm/smp_twd.h> #include <asm/sched_clock.h> #include "common.h" #include <plat/omap_hwmod.h> @@ -324,14 +324,26 @@ OMAP_SYS_TIMER(3_secure) #endif #ifdef CONFIG_ARCH_OMAP4 -static void __init omap4_timer_init(void) -{ #ifdef CONFIG_LOCAL_TIMERS - twd_base = ioremap(OMAP44XX_LOCAL_TWD_BASE, SZ_256); - BUG_ON(!twd_base); +static DEFINE_TWD_LOCAL_TIMER(twd_local_timer, + OMAP44XX_LOCAL_TWD_BASE, + OMAP44XX_IRQ_LOCALTIMER); #endif + +static void __init omap4_timer_init(void) +{ omap2_gp_clockevent_init(1, OMAP4_CLKEV_SOURCE); omap2_gp_clocksource_init(2, OMAP4_MPU_SOURCE); +#ifdef CONFIG_LOCAL_TIMERS + /* Local timers are not supprted on OMAP4430 ES1.0 */ + if (omap_rev() != OMAP4430_REV_ES1_0) { + int err; + + err = twd_local_timer_register(&twd_local_timer); + if (err) + pr_err("twd_local_timer_register failed %d\n", err); + } +#endif } OMAP_SYS_TIMER(4) #endif |