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Commit c4243de7 authored by Leo Song's avatar Leo Song Committed by Linus Torvalds
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drivers/rtc/rtc-pxa.c: fix alarm not match issue 



Fix pxa rtc alarm issue by setting week of month and day of week in
rdar/rdcr or it would not match.

Signed-off-by: default avatarLeo Song <liangs@marvell.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 01a4ca16

drivers/rtc/rtc-pxa.c

+10 −1
Original line number Diff line number Diff line
@@ -62,6 +62,10 @@ 
#define RYxR_MONTH_S	5

#define RYxR_MONTH_MASK	(0xf << RYxR_MONTH_S)

#define RYxR_DAY_MASK	0x1f

#define RDxR_WOM_S     20

#define RDxR_WOM_MASK  (0x7 << RDxR_WOM_S)

#define RDxR_DOW_S     17

#define RDxR_DOW_MASK  (0x7 << RDxR_DOW_S)

#define RDxR_HOUR_S	12

#define RDxR_HOUR_MASK	(0x1f << RDxR_HOUR_S)

#define RDxR_MIN_S	6
@@ -91,6 +95,7 @@ struct pxa_rtc { 
	spinlock_t		lock;		/* Protects this structure */

};





static u32 ryxr_calc(struct rtc_time *tm)

{

	return ((tm->tm_year + 1900) << RYxR_YEAR_S)
@@ -100,7 +105,10 @@ static u32 ryxr_calc(struct rtc_time *tm) 


static u32 rdxr_calc(struct rtc_time *tm)

{

	return (tm->tm_hour << RDxR_HOUR_S) | (tm->tm_min << RDxR_MIN_S)

	return ((((tm->tm_mday + 6) / 7) << RDxR_WOM_S) & RDxR_WOM_MASK)

		| (((tm->tm_wday + 1) << RDxR_DOW_S) & RDxR_DOW_MASK)

		| (tm->tm_hour << RDxR_HOUR_S)

		| (tm->tm_min << RDxR_MIN_S)

		| tm->tm_sec;

}
@@ -109,6 +117,7 @@ static void tm_calc(u32 rycr, u32 rdcr, struct rtc_time *tm) 
	tm->tm_year = ((rycr & RYxR_YEAR_MASK) >> RYxR_YEAR_S) - 1900;

	tm->tm_mon = (((rycr & RYxR_MONTH_MASK) >> RYxR_MONTH_S)) - 1;

	tm->tm_mday = (rycr & RYxR_DAY_MASK);

	tm->tm_wday = ((rycr & RDxR_DOW_MASK) >> RDxR_DOW_S) - 1;

	tm->tm_hour = (rdcr & RDxR_HOUR_MASK) >> RDxR_HOUR_S;

	tm->tm_min = (rdcr & RDxR_MIN_MASK) >> RDxR_MIN_S;

	tm->tm_sec = rdcr & RDxR_SEC_MASK;