From 7db5adfa63167dac548022c973e00da7f56ffb72 Mon Sep 17 00:00:00 2001 From: Baolin Wang Date: Thu, 18 Oct 2018 16:52:27 +0800 Subject: [PATCH] rtc: sc27xx: Clear SPG value update interrupt status We should clear the SPG value update interrupt status once the SPG value is updated successfully, in case incorrect status validation for next time. Signed-off-by: Baolin Wang Signed-off-by: Alexandre Belloni --- drivers/rtc/rtc-sc27xx.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/rtc/rtc-sc27xx.c b/drivers/rtc/rtc-sc27xx.c index 8afba125ad71..6ac56538682e 100644 --- a/drivers/rtc/rtc-sc27xx.c +++ b/drivers/rtc/rtc-sc27xx.c @@ -172,7 +172,8 @@ static int sprd_rtc_lock_alarm(struct sprd_rtc *rtc, bool lock) return ret; } - return 0; + return regmap_write(rtc->regmap, rtc->base + SPRD_RTC_INT_CLR, + SPRD_RTC_SPG_UPD_EN); } static int sprd_rtc_get_secs(struct sprd_rtc *rtc, enum sprd_rtc_reg_types type,