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authorwdenk <wdenk>2004-11-24 23:35:19 +0000
committerwdenk <wdenk>2004-11-24 23:35:19 +0000
commited54e6212518262d27abe5e6de3c608d5ebceafb (patch)
tree81a904f4473e7425023cfd2da4415b9f7fdfe10b /cpu/pxa
parentbb310d462bbe2be9be867f969e7a2b60ae90e785 (diff)
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* Fix udelay() on AT91RM9200 for delays < 1 ms.
* Enable long help on CMC PU2 board; fix reset issue; increase CPU speed from 179 to 207 MHz.
Diffstat (limited to 'cpu/pxa')
-rw-r--r--cpu/pxa/interrupts.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/cpu/pxa/interrupts.c b/cpu/pxa/interrupts.c
index 8aec0b9..fd02154 100644
--- a/cpu/pxa/interrupts.c
+++ b/cpu/pxa/interrupts.c
@@ -193,9 +193,14 @@ void udelay_masked (unsigned long usec)
{
ulong tmo;
- tmo = usec / 1000;
- tmo *= CFG_HZ;
- tmo /= 1000;
+ if (usec >= 1000) {
+ tmo = usec / 1000;
+ tmo *= CFG_HZ;
+ tmo /= 1000;
+ } else {
+ tmo = usec * CFG_HZ;
+ tmo /= (1000*1000);
+ }
reset_timer_masked ();