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Date: Wed, 25 Nov 2015 10:00:26 +0100
From: Steffen Trumtrar <s.trumtrar@pengutronix.de>
To: Rob Herring <robh@kernel.org>
Cc: Alessandro Zummo <a.zummo@towertech.it>,
	Alexandre Belloni <alexandre.belloni@free-electrons.com>,
	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,
	rtc-linux@googlegroups.com, kernel@pengutronix.de
Subject: [rtc-linux] Re: [PATCH 1/2] Documentation: devicetree: add epson
 rx6110 binding
Message-ID: <20151125090026.GD14709@pengutronix.de>
References: <1448361533-10728-1-git-send-email-s.trumtrar@pengutronix.de>
 <20151124235337.GA18195@rob-hp-laptop>
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On Tue, Nov 24, 2015 at 05:54:00PM -0600, Rob Herring wrote:
> On Tue, Nov 24, 2015 at 11:38:52AM +0100, Steffen Trumtrar wrote:
> > Add the binding documentation for the Epson RX6110 RTC.
> > 
> > Signed-off-by: Steffen Trumtrar <s.trumtrar@pengutronix.de>
> > ---
> > I'm not sure what the current policy for such simple SPI bindings is.
> > Are they necessary?
> 
> Yes. We do have trivial-devices.txt for i2c. We could do one for spi. 
> Although, you need the mode configuration for each device, so spi is not 
> so trivial.
> 

Very good. I thought so.

> > 
> >  .../devicetree/bindings/rtc/epson,rtc-rx6110.txt   | 25 ++++++++++++++++++++++
> >  1 file changed, 25 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/rtc/epson,rtc-rx6110.txt
> > 
> > diff --git a/Documentation/devicetree/bindings/rtc/epson,rtc-rx6110.txt b/Documentation/devicetree/bindings/rtc/epson,rtc-rx6110.txt
> > new file mode 100644
> > index 000000000000..7ce7ae761657
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/rtc/epson,rtc-rx6110.txt
> > @@ -0,0 +1,25 @@
> > +Epson RX6110 Real Time Clock
> > +============================
> > +
> > +The Epson RX6110 can be used with SPI or I2C busses. The kind of
> > +bus depends on the SPISEL pin and can not be configured via software.
> 
> Can you document I2C mode. It should just be the compatible and reg 
> properties.
> 

Okay, will do.

Thanks,
Steffen

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