The patch titled
Subject: rtc-rk808-fix-the-rtc-time-reading-issue-fix
has been removed from the -mm tree. Its filename was
rtc-rk808-fix-the-rtc-time-reading-issue-fix.patch
This patch was dropped because it was folded into rtc-rk808-fix-the-rtc-time-reading-issue.patch
------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: rtc-rk808-fix-the-rtc-time-reading-issue-fix
tweak comment per review discussion
Cc: Alessandro Zummo <a.zummo@xxxxxxxxxxxx>
Cc: Chris Zhong <zyw@xxxxxxxxxxxxxx>
Cc: Doug Anderson <dianders@xxxxxxxxxxxx>
Cc: Heiko Stübner <heiko@xxxxxxxxx>
Cc: Sonny Rao <sonnyrao@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/rtc/rtc-rk808.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff -puN drivers/rtc/rtc-rk808.c~rtc-rk808-fix-the-rtc-time-reading-issue-fix drivers/rtc/rtc-rk808.c
--- a/drivers/rtc/rtc-rk808.c~rtc-rk808-fix-the-rtc-time-reading-issue-fix
+++ a/drivers/rtc/rtc-rk808.c
@@ -73,10 +73,11 @@ static int rk808_rtc_readtime(struct dev
return ret;
}
- /* After we set the GET_TIME bit, the rtc time couldn't be read
- * immediately, we should wait up to 31.25 us, about one cycle of
+ /*
+ * After we set the GET_TIME bit, the rtc time can't be read
+ * immediately. So we should wait up to 31.25 us, about one cycle of
* 32khz. If we clear the GET_TIME bit here, the time of i2c transfer
- * certainly more than 31.25us.
+ * certainly more than 31.25us: 16 * 2.5us at 400kHz bus frequency.
*/
ret = regmap_update_bits(rk808->regmap, RK808_RTC_CTRL_REG,
BIT_RTC_CTRL_REG_RTC_GET_TIME,
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
origin.patch
mm-slab-convert-cache-name-allocations-to-kstrdup_const.patch
module_device_table-fix-some-callsites.patch
rtc-rk808-fix-the-rtc-time-reading-issue.patch
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