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[RTC] rtc-sa1100: remove dependence on asm/rtc.h

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Move the two functions rtc-sa1100 wants from the old ARM RTC library
into the rtc-sa1100 driver.

Acked-by: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2008-04-20 12:30:41 +01:00 committed by Russell King
parent 7da285b626
commit 797276ec9e
1 changed files with 36 additions and 1 deletions
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37
drivers/rtc/rtc-sa1100.c
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@ -33,7 +33,6 @@
#include <asm/hardware.h>
#include <asm/irq.h>
#include <asm/rtc.h>
#ifdef CONFIG_ARCH_PXA
#include <asm/arch/pxa-regs.h>
@ -47,6 +46,42 @@ static unsigned long rtc_freq = 1024;
static struct rtc_time rtc_alarm;
static DEFINE_SPINLOCK(sa1100_rtc_lock);
static inline int rtc_periodic_alarm(struct rtc_time *tm)
{
return (tm->tm_year == -1) ||
((unsigned)tm->tm_mon >= 12) ||
((unsigned)(tm->tm_mday - 1) >= 31) ||
((unsigned)tm->tm_hour > 23) ||
((unsigned)tm->tm_min > 59) ||
((unsigned)tm->tm_sec > 59);
}
/*
* Calculate the next alarm time given the requested alarm time mask
* and the current time.
*/
static void rtc_next_alarm_time(struct rtc_time *next, struct rtc_time *now, struct rtc_time *alrm)
{
unsigned long next_time;
unsigned long now_time;
next->tm_year = now->tm_year;
next->tm_mon = now->tm_mon;
next->tm_mday = now->tm_mday;
next->tm_hour = alrm->tm_hour;
next->tm_min = alrm->tm_min;
next->tm_sec = alrm->tm_sec;
rtc_tm_to_time(now, &now_time);
rtc_tm_to_time(next, &next_time);
if (next_time < now_time) {
/* Advance one day */
next_time += 60 * 60 * 24;
rtc_time_to_tm(next_time, next);
}
}
static int rtc_update_alarm(struct rtc_time *alrm)
{
struct rtc_time alarm_tm, now_tm;