rtc: expose correction feature

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Add a new feature for RTCs able to correct the oscillator imprecision. This
is also called offset or trimming. Such drivers have a .set_offset callback,
use that to set the feature bit from the core.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20211018151933.76865-4-alexandre.belloni@bootlin.com

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Alexandre Belloni 2021-10-18 17:19:29 +02:00

parent 6a8af1b656

commit 2268551935

2 changed files with 5 additions and 1 deletions

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include/uapi/linux/rtc.h

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