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authorMike Baker <mbm@openwrt.org>2007-08-25 13:18:58 +0000
committerMike Baker <mbm@openwrt.org>2007-08-25 13:18:58 +0000
commit7ab328b133d77b2fd4b77b34d7f5561cae794af2 (patch)
treef326680b775a207ec84843157f423fa1660fd463 /target/linux/brcm-2.4
parentc6e6780624dbc6fa1488b6c2fd3a2936215c436b (diff)
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workaround for timer glitch on some boards
SVN-Revision: 8483
Diffstat (limited to 'target/linux/brcm-2.4')
-rw-r--r--target/linux/brcm-2.4/files/arch/mips/bcm947xx/time.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/time.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/time.c
index 2cf91f202e..9c502be580 100644
--- a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/time.c
+++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/time.c
@@ -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 */;
+ }
}