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[ARM] 3617/1: ep93xx: fix slightly incorrect timer tick rate

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Patch from Lennert Buytenhek

The tick rate of timers 1-3 isn't exactly 508 kHz as some parts of the
relevant documentation claim, but more like 508.469 kHz (14.7456 MHz
divided by 29.)

Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Lennert Buytenhek 2006-06-22 10:30:54 +01:00 committed by Russell King
parent f869afab8f
commit a059e33ce6
1 changed files with 1 additions and 1 deletions
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2
arch/arm/mach-ep93xx/core.c
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@ -125,7 +125,7 @@ static void __init ep93xx_timer_init(void)
{ {
/* Enable periodic HZ timer. */ /* Enable periodic HZ timer. */
__raw_writel(0x48, EP93XX_TIMER1_CONTROL); __raw_writel(0x48, EP93XX_TIMER1_CONTROL);
__raw_writel((508000 / HZ) - 1, EP93XX_TIMER1_LOAD); __raw_writel((508469 / HZ) - 1, EP93XX_TIMER1_LOAD);
__raw_writel(0xc8, EP93XX_TIMER1_CONTROL); __raw_writel(0xc8, EP93XX_TIMER1_CONTROL);
/* Enable lost jiffy timer. */ /* Enable lost jiffy timer. */