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rtc: Fix RTC PIE frequency limit

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commit 938f97bcf1bdd1b681d5d14d1d7117a2e22d4434 upstream.

Thomas earlier submitted a fix to limit the RTC PIE freq, but
picked 5000Hz out of the air. Willy noticed that we should
instead use the 8192Hz max from the rtc man documentation.

Cc: Willy Tarreau <w@1wt.eu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
John Stultz
2011-07-22 09:12:51 +00:00
committed by Greg Kroah-Hartman
parent c3a44b4d23
commit 1ed2053563
2 changed files with 4 additions and 1 deletions
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3
include/linux/rtc.h
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@@ -97,6 +97,9 @@ struct rtc_pll_info {
#define RTC_AF 0x20 /* Alarm interrupt */
#define RTC_UF 0x10 /* Update interrupt for 1Hz RTC */
#define RTC_MAX_FREQ 8192
#ifdef __KERNEL__
#include <linux/types.h>