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authorBen Dooks <ben-linux@fluff.org>2008-10-21 14:07:01 +0100
committerBen Dooks <ben-linux@fluff.org>2008-12-15 21:54:16 +0000
commitc652d2ddb97ccdc4774e149ef998928263fd8886 (patch)
tree4233aa3f41c5e6fce27b07d59d2525553fc56554 /arch/arm/plat-s3c
parent4b31d8b2256db3ed825a63603f223f84d927ca39 (diff)
[ARM] S3C: Add TICK_MAX for timer code
Add TICK_MAX definition for the timer code as the S3C64XX series have 32bit capable PWM timers. Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/plat-s3c')
-rw-r--r--arch/arm/plat-s3c/time.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/arm/plat-s3c/time.c b/arch/arm/plat-s3c/time.c
index d35e149f4eb..a581ff7ba66 100644
--- a/arch/arm/plat-s3c/time.c
+++ b/arch/arm/plat-s3c/time.c
@@ -44,6 +44,10 @@
static unsigned long timer_startval;
static unsigned long timer_usec_ticks;
+#ifndef TICK_MAX
+#define TICK_MAX (0xffff)
+#endif
+
#define TIMER_USEC_SHIFT 16
/* we use the shifted arithmetic to work out the ratio of timer ticks
@@ -156,7 +160,7 @@ static void s3c2410_timer_setup (void)
unsigned long tcfg1;
unsigned long tcfg0;
- tcnt = 0xffff; /* default value for tcnt */
+ tcnt = TICK_MAX; /* default value for tcnt */
/* read the current timer configuration bits */
@@ -217,7 +221,7 @@ static void s3c2410_timer_setup (void)
tcon, tcnt, tcfg0, tcfg1, timer_usec_ticks);
/* check to see if timer is within 16bit range... */
- if (tcnt > 0xffff) {
+ if (tcnt > TICK_MAX) {
panic("setup_timer: HZ is too small, cannot configure timer!");
return;
}