[Toybox] [PATCH] hwclock: just assume /dev/rtc0.

[enh]

yeah, it took me a while to understand that this wasn't just a case of
"please fix your rtc driver". (and, no, nothing  i have access to has more
than one rtc either.)

fwiw, the kernel patch that seems to have changed the meaning of hctosys
was
https://android.googlesource.com/kernel/common/+/d0ab4a4d5094e5d17b103dc5073529a04f00a469%5E%21/#F0


On Thu, Jun 11, 2020 at 3:01 PM Rob Landley <rob at landley.net> wrote:

> On 6/11/20 4:41 PM, enh via Toybox wrote:
> > (Apologies for the length of this commit message, but it's not entirely
> > clear how we arrived at our present state, and right now all three of
> > toybox, busybox, and util-linux differ from each other. And it took a
> > week of arguments behind the scenes to agree on what we thought was the
> > right behavior, which seemed worth capturing for posterity.)
>
> *blink* *blink*
>
> *fwoosh* right over my head. (I read it all, I just have no idea under what
> circumstances a system would have more than one battery backed up realtime
> clock, nor the kernel device enumeration policies in such a case.)
>
> *shrug* Applied...
>
> Rob
>
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