Messages in this thread | | | Date | Wed, 10 Sep 2014 17:57:32 +0200 | From | Johan Hovold <> | Subject | Re: [PATCH 5/5] rtc: at91sam9: add DT bindings documentation |
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On Wed, Sep 10, 2014 at 05:35:32PM +0200, Boris BREZILLON wrote: > On Wed, 10 Sep 2014 17:07:02 +0200 Johan Hovold <johan@kernel.org> wrote:
> > Yes, this essentially what I suggested in the thread (and my last reply) > > and relying on syscon rather than a custom driver seems like a good > > idea. It would allow early access to the registers too with the recently > > proposed changes. It would not guarantee any kind of exclusivity, > > though, but I guess that's tolerable? > > I know about the "mfd: syscon: Decouple syscon interface from platform > devices" series, but I wonder why we would need to access GPBR > registers during early boot stages. Do you have something in mind :-)?
Yeah, that's what I was referring to. In the thread from last year, Jean-Christophe mentioned something about barebox using the backup-registers. Not sure about the details, though.
Johan
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