On Wed, Aug 21, 2019 at 01:38:56PM +0200, Alexandre Belloni wrote:
> On 21/08/2019 12:30:29+0100, Mark Brown wrote:

> > What's the mechanism here?  It's a very strange thing to require.

> The clock control is on the first register, then you have sec, min,
> hour, day, mon, year.

> To be able to set the clock accurately, you need to first disable the
> clock, then set the time and date and finally reenable the clock in the
> first register. This should be done in a single i2c write.

Ugh, right.  And of course it would be silly to put the enable register
last or done some sort of strobe thing.

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