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authorLinus Torvalds <torvalds@linux-foundation.org>2009-03-26 11:11:23 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-03-26 11:11:23 -0700
commit928a726b0e12184729900c076e13dbf1c511c96c (patch)
treef31a7f23c1b511ebb486598cc746786e1821d48c /arch/sh/kernel/timers/timer-tmu.c
parent8ff64b539bfd998792614481ccb67139b97075ef (diff)
parenteaeed5d31d8ded02fa0a4b608f57418cc0e65b07 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6: (96 commits) sh: add support for SMSC Polaris platform sh: fix the HD64461 level-triggered interrupts handling sh: sh-rtc wakeup support sh: sh-rtc invalid time rework sh: sh-rtc carry interrupt rework sh: disallow kexec virtual entry sh: kexec jump: fix for ftrace. sh: kexec: Drop SR.BL bit toggling. sh: add kexec jump support sh: rework kexec segment code sh: simplify kexec vbr code sh: Flush only the needed range when unmapping a VMA. sh: Update debugfs ASID dumping for 16-bit ASID support. sh: tlb-pteaex: Kill off legacy PTEA updates. sh: Support for extended ASIDs on PTEAEX-capable SH-X3 cores. sh: sh7763rdp: Change IRQ number for sh_eth of sh7763rdp sh: espt-giga board support sh: dma: Make G2 DMA configurable. sh: dma: Make PVR2 DMA configurable. sh: Move IRQ multi definition of DMAC to defconfig ...
Diffstat (limited to 'arch/sh/kernel/timers/timer-tmu.c')
-rw-r--r--arch/sh/kernel/timers/timer-tmu.c21
1 files changed, 18 insertions, 3 deletions
diff --git a/arch/sh/kernel/timers/timer-tmu.c b/arch/sh/kernel/timers/timer-tmu.c
index 0db3f951033..10b5a6f17cc 100644
--- a/arch/sh/kernel/timers/timer-tmu.c
+++ b/arch/sh/kernel/timers/timer-tmu.c
@@ -146,7 +146,14 @@ static irqreturn_t tmu_timer_interrupt(int irq, void *dummy)
_tmu_clear_status(TMU0);
_tmu_set_irq(TMU0,tmu0_clockevent.mode != CLOCK_EVT_MODE_ONESHOT);
- evt->event_handler(evt);
+ switch (tmu0_clockevent.mode) {
+ case CLOCK_EVT_MODE_ONESHOT:
+ case CLOCK_EVT_MODE_PERIODIC:
+ evt->event_handler(evt);
+ break;
+ default:
+ break;
+ }
return IRQ_HANDLED;
}
@@ -237,6 +244,7 @@ static int tmu_timer_init(void)
!defined(CONFIG_CPU_SUBTYPE_SH7721) && \
!defined(CONFIG_CPU_SUBTYPE_SH7760) && \
!defined(CONFIG_CPU_SUBTYPE_SH7785) && \
+ !defined(CONFIG_CPU_SUBTYPE_SH7786) && \
!defined(CONFIG_CPU_SUBTYPE_SHX3)
ctrl_outb(TMU_TOCR_INIT, TMU_TOCR);
#endif
@@ -254,7 +262,14 @@ static int tmu_timer_init(void)
_tmu_start(TMU1);
- sh_hpt_frequency = clk_get_rate(&tmu1_clk);
+ clocksource_sh.rating = 200;
+ clocksource_sh.mask = CLOCKSOURCE_MASK(32);
+ clocksource_sh.read = tmu_timer_read;
+ clocksource_sh.shift = 10;
+ clocksource_sh.mult = clocksource_hz2mult(clk_get_rate(&tmu1_clk),
+ clocksource_sh.shift);
+ clocksource_sh.flags = CLOCK_SOURCE_IS_CONTINUOUS;
+ clocksource_register(&clocksource_sh);
tmu0_clockevent.mult = div_sc(frequency, NSEC_PER_SEC,
tmu0_clockevent.shift);
@@ -264,6 +279,7 @@ static int tmu_timer_init(void)
clockevent_delta2ns(1, &tmu0_clockevent);
tmu0_clockevent.cpumask = cpumask_of(0);
+ tmu0_clockevent.rating = 100;
clockevents_register_device(&tmu0_clockevent);
@@ -274,7 +290,6 @@ static struct sys_timer_ops tmu_timer_ops = {
.init = tmu_timer_init,
.start = tmu_timer_start,
.stop = tmu_timer_stop,
- .read = tmu_timer_read,
};
struct sys_timer tmu_timer = {