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workaround for timer glitch on some boards

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8483 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
mbm 2007-08-25 13:18:58 +00:00
parent c2e9789198
commit 26be763517
1 changed files with 11 additions and 0 deletions
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11
target/linux/brcm-2.4/files/arch/mips/bcm947xx/time.c
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@ -99,6 +99,17 @@ static struct irqaction bcm947xx_timer_irqaction = {
void __init
bcm947xx_timer_setup(struct irqaction *irq)
{
int x;
/* Enable the timer interrupt */
setup_irq(7, &bcm947xx_timer_irqaction);
sti();
for (x=0; x<5; x++) {
unsigned long ticks;
ticks = jiffies;
while (ticks == jiffies)
/* do nothing */;
}
}