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Commit c6e3c297 authored by Alexandre Belloni's avatar Alexandre Belloni
Browse files

rtc: rx8581: let the core handle rtc range 



Let the core handle offsetting and windowing the RTC range.

Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@bootlin.com>
parent 86c54ef6

drivers/rtc/rtc-rx8581.c

+4 −5
Original line number Diff line number Diff line
@@ -153,10 +153,7 @@ static int rx8581_get_datetime(struct i2c_client *client, struct rtc_time *tm) 
	tm->tm_wday = ilog2(date[RX8581_REG_DW] & 0x7F);

	tm->tm_mday = bcd2bin(date[RX8581_REG_DM] & 0x3F);

	tm->tm_mon = bcd2bin(date[RX8581_REG_MO] & 0x1F) - 1; /* rtc mn 1-12 */

	tm->tm_year = bcd2bin(date[RX8581_REG_YR]);

	if (tm->tm_year < 70)

		tm->tm_year += 100;	/* assume we are in 1970...2069 */



	tm->tm_year = bcd2bin(date[RX8581_REG_YR]) + 100;



	dev_dbg(&client->dev, "%s: tm is secs=%d, mins=%d, hours=%d, "

		"mday=%d, mon=%d, year=%d, wday=%d\n",
@@ -190,7 +187,7 @@ static int rx8581_set_datetime(struct i2c_client *client, struct rtc_time *tm) 
	buf[RX8581_REG_MO] = bin2bcd(tm->tm_mon + 1);



	/* year and century */

	buf[RX8581_REG_YR] = bin2bcd(tm->tm_year % 100);

	buf[RX8581_REG_YR] = bin2bcd(tm->tm_year - 100);

	buf[RX8581_REG_DW] = (0x1 << tm->tm_wday);



	/* Stop the clock */
@@ -293,6 +290,8 @@ static int rx8581_probe(struct i2c_client *client, 
	rx8581->rtc->ops = &rx8581_rtc_ops;

	rx8581->rtc->range_min = RTC_TIMESTAMP_BEGIN_2000;

	rx8581->rtc->range_max = RTC_TIMESTAMP_END_2099;

	rx8581->rtc->start_secs = 0;

	rx8581->rtc->set_start_time = true;



	return rtc_register_device(rx8581->rtc);

}