linux/drivers/rtc/rtc-ds1390.c
Andreas Gabriel-Platschek 969c3cca0f rtc: ds1390: fix number of bytes read from RTC
The spi_write_then_read() reads 8 bytes starting from
DS1390_REG_SECONDS (== 0x01), so the last byte read would already
be part of the alarm (Tenths and Hundredths of Seconds) feature.

However 7 bytes are engouh -- seconds (0x01), minutes (0x02), hours (0x03),
day (0x04), date (0x05), month/century (0x06) and year (0x07).

Signed-off-by: Andreas Gabriel-Platschek <andi.platschek@gmail.com>
Link: https://patch.msgid.link/20260209053439.313825-1-andi.platschek@gmail.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
2026-02-20 23:12:25 +01:00

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6 KiB