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| author | Mike Baker <mbm@openwrt.org> | 2007-08-25 13:18:58 +0000 |
|---|---|---|
| committer | Mike Baker <mbm@openwrt.org> | 2007-08-25 13:18:58 +0000 |
| commit | 88cd2ada07e9a7b3d6b43de95e89b497cd654515 (patch) | |
| tree | ffc1f97cdede4ed9a00137dc7fe9d165a70c01f5 /target/linux/brcm-2.4/files | |
| parent | 4585158028b283d69ebdd87da39a4a939075d385 (diff) | |
| download | upstream-88cd2ada07e9a7b3d6b43de95e89b497cd654515.tar.gz upstream-88cd2ada07e9a7b3d6b43de95e89b497cd654515.tar.bz2 upstream-88cd2ada07e9a7b3d6b43de95e89b497cd654515.zip | |
workaround for timer glitch on some boards
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8483 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/brcm-2.4/files')
| -rw-r--r-- | target/linux/brcm-2.4/files/arch/mips/bcm947xx/time.c | 11 |
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 */; + } } |