From: Johan Hovold <johan@kernel.org>
To: Boris BREZILLON <boris.brezillon@free-electrons.com>
Cc: Johan Hovold <johan@kernel.org>,
Nicolas Ferre <nicolas.ferre@atmel.com>,
Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>,
Alexandre Belloni <alexandre.belloni@free-electrons.com>,
Andrew Victor <linux@maxim.org.za>,
Alessandro Zummo <a.zummo@towertech.it>,
rtc-linux@googlegroups.com, Rob Herring <robh+dt@kernel.org>,
Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 5/5] rtc: at91sam9: add DT bindings documentation
Date: Wed, 10 Sep 2014 17:57:32 +0200 [thread overview]
Message-ID: <20140910155732.GM2974@localhost> (raw)
In-Reply-To: <20140910173532.0e8b1ef7@bbrezillon>
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
next prev parent reply other threads:[~2014-09-10 15:57 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-03 8:45 [PATCH 0/5] rtc: at91sam9: add DT support Boris BREZILLON
2014-09-03 8:45 ` [PATCH 1/5] rtc: at91sam9: remove references to mach specific headers Boris BREZILLON
[not found] ` <1409733934-14465-2-git-send-email-boris.brezillon-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2014-09-08 17:32 ` Alexandre Belloni
2014-09-03 8:45 ` [PATCH 2/5] rtc: at91sam9: use standard readl/writel functions instead of raw versions Boris BREZILLON
2014-09-03 8:45 ` [PATCH 3/5] rtc: at91sam9: add DT support Boris BREZILLON
2014-09-03 8:45 ` [PATCH 4/5] rtc: at91sam9: retain slow clock and check its rate Boris BREZILLON
[not found] ` <1409733934-14465-5-git-send-email-boris.brezillon-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2014-09-08 17:33 ` Alexandre Belloni
2014-09-08 19:22 ` Boris BREZILLON
2014-09-08 19:37 ` Boris BREZILLON
2014-09-09 8:36 ` Nicolas Ferre
2014-09-03 8:45 ` [PATCH 5/5] rtc: at91sam9: add DT bindings documentation Boris BREZILLON
[not found] ` <1409733934-14465-6-git-send-email-boris.brezillon-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2014-09-10 12:14 ` Johan Hovold
2014-09-10 12:43 ` Boris BREZILLON
2014-09-10 13:16 ` Johan Hovold
2014-09-10 13:20 ` Boris BREZILLON
2014-09-10 15:07 ` Johan Hovold
2014-09-10 15:31 ` Boris BREZILLON
2014-09-10 15:52 ` Johan Hovold
2014-09-10 16:55 ` Nicolas Ferre
2014-09-10 15:35 ` Boris BREZILLON
2014-09-10 15:57 ` Johan Hovold [this message]
[not found] ` <1409733934-14465-1-git-send-email-boris.brezillon-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2014-09-03 9:31 ` [PATCH 0/5] rtc: at91sam9: add DT support Boris BREZILLON
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