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Diffstat (limited to 'arch/arm/mach-omap1/time.c')
-rw-r--r--arch/arm/mach-omap1/time.c46
1 files changed, 10 insertions, 36 deletions
diff --git a/arch/arm/mach-omap1/time.c b/arch/arm/mach-omap1/time.c
index b8faffa44f9..a7588cfd028 100644
--- a/arch/arm/mach-omap1/time.c
+++ b/arch/arm/mach-omap1/time.c
@@ -43,16 +43,15 @@
#include <linux/clocksource.h>
#include <linux/clockchips.h>
#include <linux/io.h>
+#include <linux/sched_clock.h>
-#include <asm/system.h>
-#include <mach/hardware.h>
-#include <asm/leds.h>
#include <asm/irq.h>
-#include <asm/sched_clock.h>
+#include <mach/hardware.h>
#include <asm/mach/irq.h>
#include <asm/mach/time.h>
+#include "iomap.h"
#include "common.h"
#ifdef CONFIG_OMAP_MPU_TIMER
@@ -146,7 +145,6 @@ static void omap_mpu_set_mode(enum clock_event_mode mode,
static struct clock_event_device clockevent_mpu_timer1 = {
.name = "mpu_timer1",
.features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
- .shift = 32,
.set_next_event = omap_mpu_set_next_event,
.set_mode = omap_mpu_set_mode,
};
@@ -162,7 +160,7 @@ static irqreturn_t omap_mpu_timer1_interrupt(int irq, void *dev_id)
static struct irqaction omap_mpu_timer1_irq = {
.name = "mpu_timer1",
- .flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL,
+ .flags = IRQF_TIMER | IRQF_IRQPOLL,
.handler = omap_mpu_timer1_interrupt,
};
@@ -171,15 +169,9 @@ static __init void omap_init_mpu_timer(unsigned long rate)
setup_irq(INT_TIMER1, &omap_mpu_timer1_irq);
omap_mpu_timer_start(0, (rate / HZ) - 1, 1);
- clockevent_mpu_timer1.mult = div_sc(rate, NSEC_PER_SEC,
- clockevent_mpu_timer1.shift);
- clockevent_mpu_timer1.max_delta_ns =
- clockevent_delta2ns(-1, &clockevent_mpu_timer1);
- clockevent_mpu_timer1.min_delta_ns =
- clockevent_delta2ns(1, &clockevent_mpu_timer1);
-
clockevent_mpu_timer1.cpumask = cpumask_of(0);
- clockevents_register_device(&clockevent_mpu_timer1);
+ clockevents_config_and_register(&clockevent_mpu_timer1, rate,
+ 1, -1);
}
@@ -189,7 +181,7 @@ static __init void omap_init_mpu_timer(unsigned long rate)
* ---------------------------------------------------------------------------
*/
-static u32 notrace omap_mpu_read_sched_clock(void)
+static u64 notrace omap_mpu_read_sched_clock(void)
{
return ~omap_mpu_timer_read(1);
}
@@ -201,7 +193,7 @@ static void __init omap_init_clocksource(unsigned long rate)
"%s: can't register clocksource!\n";
omap_mpu_timer_start(1, ~0, 1);
- setup_sched_clock(omap_mpu_read_sched_clock, 32, rate);
+ sched_clock_register(omap_mpu_read_sched_clock, 32, rate);
if (clocksource_mmio_init(&timer->read_tim, "mpu_timer2", rate,
300, 32, clocksource_mmio_readl_down))
@@ -232,31 +224,13 @@ static inline void omap_mpu_timer_init(void)
}
#endif /* CONFIG_OMAP_MPU_TIMER */
-static inline int omap_32k_timer_usable(void)
-{
- int res = false;
-
- if (cpu_is_omap730() || cpu_is_omap15xx())
- return res;
-
-#ifdef CONFIG_OMAP_32K_TIMER
- res = omap_32k_timer_init();
-#endif
-
- return res;
-}
-
/*
* ---------------------------------------------------------------------------
* Timer initialization
* ---------------------------------------------------------------------------
*/
-static void __init omap1_timer_init(void)
+void __init omap1_timer_init(void)
{
- if (!omap_32k_timer_usable())
+ if (omap_32k_timer_init() != 0)
omap_mpu_timer_init();
}
-
-struct sys_timer omap1_timer = {
- .init = omap1_timer_init,
-};