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Message-Id: <1397061289-22334-1-git-send-email-chris.wei.cui@gmail.com> Date: Thu, 10 Apr 2014 00:34:49 +0800 From: Chris Cui <chris.wei.cui@...il.com> To: Alessandro Zummo <a.zummo@...ertech.it>, rtc-linux@...glegroups.com Cc: linux-kernel@...r.kernel.org, Chris Cui <chris.wei.cui@...il.com> Subject: [PATCH] rtc: fix pcf8523 bug in month definition. PCF8523 uses 1-12 to represent month according to datasheet. link: www.nxp.com/documents/data_sheet/PCF8523.pdf Signed-off-by: Chris Cui <chris.wei.cui@...il.com> --- drivers/rtc/rtc-pcf8523.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/rtc/rtc-pcf8523.c b/drivers/rtc/rtc-pcf8523.c index 5c8f822..56796a7 100644 --- a/drivers/rtc/rtc-pcf8523.c +++ b/drivers/rtc/rtc-pcf8523.c @@ -204,7 +204,7 @@ static int pcf8523_rtc_read_time(struct device *dev, struct rtc_time *tm) tm->tm_sec = bcd2bin(regs[0] & 0x7f); tm->tm_min = bcd2bin(regs[1] & 0x7f); tm->tm_hour = bcd2bin(regs[2] & 0x3f); - tm->tm_mday = bcd2bin(regs[3] & 0x3f); + tm->tm_mday = bcd2bin(regs[3] & 0x3f) - 1; tm->tm_wday = regs[4] & 0x7; tm->tm_mon = bcd2bin(regs[5] & 0x1f); tm->tm_year = bcd2bin(regs[6]) + 100; @@ -229,7 +229,7 @@ static int pcf8523_rtc_set_time(struct device *dev, struct rtc_time *tm) regs[3] = bin2bcd(tm->tm_hour); regs[4] = bin2bcd(tm->tm_mday); regs[5] = tm->tm_wday; - regs[6] = bin2bcd(tm->tm_mon); + regs[6] = bin2bcd(tm->tm_mon + 1); regs[7] = bin2bcd(tm->tm_year - 100); msg.addr = client->addr; -- 1.8.3.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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