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Diffstat (limited to 'arch/arm/plat-nomadik/timer.c')
-rw-r--r--arch/arm/plat-nomadik/timer.c20
1 files changed, 5 insertions, 15 deletions
diff --git a/arch/arm/plat-nomadik/timer.c b/arch/arm/plat-nomadik/timer.c
index 30b6433d910..ad1b45b605a 100644
--- a/arch/arm/plat-nomadik/timer.c
+++ b/arch/arm/plat-nomadik/timer.c
@@ -17,7 +17,6 @@
#include <linux/clk.h>
#include <linux/jiffies.h>
#include <linux/err.h>
-#include <linux/sched.h>
#include <asm/mach/time.h>
#include <asm/sched_clock.h>
@@ -79,23 +78,12 @@ void __iomem *mtu_base; /* Assigned by machine code */
* local implementation which uses the clocksource to get some
* better resolution when scheduling the kernel.
*/
-static DEFINE_CLOCK_DATA(cd);
-
-unsigned long long notrace sched_clock(void)
+static u32 notrace nomadik_read_sched_clock(void)
{
- u32 cyc;
-
if (unlikely(!mtu_base))
return 0;
- cyc = -readl(mtu_base + MTU_VAL(0));
- return cyc_to_sched_clock(&cd, cyc, (u32)~0);
-}
-
-static void notrace nomadik_update_sched_clock(void)
-{
- u32 cyc = -readl(mtu_base + MTU_VAL(0));
- update_sched_clock(&cd, cyc, (u32)~0);
+ return -readl(mtu_base + MTU_VAL(0));
}
#endif
@@ -231,9 +219,11 @@ void __init nmdk_timer_init(void)
rate, 200, 32, clocksource_mmio_readl_down))
pr_err("timer: failed to initialize clock source %s\n",
"mtu_0");
+
#ifdef CONFIG_NOMADIK_MTU_SCHED_CLOCK
- init_sched_clock(&cd, nomadik_update_sched_clock, 32, rate);
+ setup_sched_clock(nomadik_read_sched_clock, 32, rate);
#endif
+
/* Timer 1 is used for events */
clockevents_calc_mult_shift(&nmdk_clkevt, rate, MTU_MIN_RANGE);