The range for the "Day of Week" field of the m41t62 RTC is 1 thru 7 while
the range for tm_wday is 0 thru 6. The code didn't accommodate this
difference in ranges. The patch takes it into account.
Signed-off-by: Paul VanGraafeiland <[EMAIL PROTECTED]>
---
diff -up a/drivers/rtc/m41t62.c b/drivers/rtc/m41t62.c
--- a/drivers/rtc/m41t62.c 2008-07-19 12:19:45.000000000 -0400
+++ b/drivers/rtc/m41t62.c 2008-07-19 12:07:08.000000000 -0400
@@ -80,7 +80,7 @@ int rtc_get(struct rtc_time *tm)
tm->tm_min = BCD2BIN(buf[M41T62_REG_MIN] & 0x7f);
tm->tm_hour = BCD2BIN(buf[M41T62_REG_HOUR] & 0x3f);
tm->tm_mday = BCD2BIN(buf[M41T62_REG_DAY] & 0x3f);
- tm->tm_wday = buf[M41T62_REG_WDAY] & 0x07;
+ tm->tm_wday = (buf[M41T62_REG_WDAY] - 1) & 0x07;
tm->tm_mon = BCD2BIN(buf[M41T62_REG_MON] & 0x1f);
/* assume 20YY not 19YY, and ignore the Century Bit */
@@ -115,7 +115,7 @@ void rtc_set(struct rtc_time *tm)
buf[M41T62_REG_HOUR] =
BIN2BCD(tm->tm_hour) | (buf[M41T62_REG_HOUR] & ~0x3f) ;
buf[M41T62_REG_WDAY] =
- (tm->tm_wday & 0x07) | (buf[M41T62_REG_WDAY] & ~0x07);
+ ((tm->tm_wday + 1) & 0x07) | (buf[M41T62_REG_WDAY] &
~0x07);
buf[M41T62_REG_DAY] =
BIN2BCD(tm->tm_mday) | (buf[M41T62_REG_DAY] & ~0x3f);
buf[M41T62_REG_MON] =
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