add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/rtc/rtc-ds1347.c
..
..
@@ -112,7 +112,7 @@
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 		return err;
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 	century = (dt->tm_year / 100) + 19;
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-	err = regmap_write(map, DS1347_CENTURY_REG, century);
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+	err = regmap_write(map, DS1347_CENTURY_REG, bin2bcd(century));
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 	if (err)
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 		return err;
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