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[MIPS] Sibyte: Fix interrupt timer off by one bug. 

From Dave Johnson <djohnson+linuxmips@sw.starentnetworks.com>:
    
The timers need to be loaded with 1 less than the desired interval not
the interval itself.
    
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle 2006-03-14 23:52:47 +00:00
parent a77f124294
commit 4308cb1628
1 changed files with 2 additions and 2 deletions
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4
arch/mips/sibyte/sb1250/time.c
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@ -75,10 +75,10 @@ void sb1250_time_init(void)
/* Disable the timer and set up the count */
__raw_writeq(0, IOADDR(A_SCD_TIMER_REGISTER(cpu, R_SCD_TIMER_CFG)));
#ifdef CONFIG_SIMULATION
__raw_writeq(50000 / HZ,
__raw_writeq((50000 / HZ) - 1,
IOADDR(A_SCD_TIMER_REGISTER(cpu, R_SCD_TIMER_INIT)));
#else
__raw_writeq(1000000 / HZ,
__raw_writeq((V_SCD_TIMER_FREQ / HZ) - 1,
IOADDR(A_SCD_TIMER_REGISTER(cpu, R_SCD_TIMER_INIT)));
#endif