linux-kernel - Re: [PATCH v4] i2c: Add device tree support to i2c-pnx.c

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Message-ID: <4F91160B.5070802@antcom.de>
Date:	Fri, 20 Apr 2012 09:53:47 +0200
From:	Roland Stigge <stigge@...com.de>
To:	Wolfram Sang <w.sang@...gutronix.de>
CC:	Grant Likely <grant.likely@...retlab.ca>,
	Rob Herring <robherring2@...il.com>, vitalywool@...il.com,
	khali@...ux-fr.org, ben-linux@...ff.org, rob.herring@...xeda.com,
	linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org,
	devicetree-discuss@...ts.ozlabs.org, arm@...nel.org,
	linux-arm-kernel@...ts.infradead.org, kevin.wells@....com,
	srinivas.bakki@....com
Subject: Re: [PATCH v4] i2c: Add device tree support to i2c-pnx.c

On 04/20/2012 09:28 AM, Wolfram Sang wrote:
>> Another solution would be to not use timeout with the dt enabled 
>> i2c-pnx for now (using the hard coded default timeout as the
>> current i2c-pnx.c does) and possibly introduce the (anyway
>> optional) "timeout" later.
> 
> Yeah, let's do it like this.

Good, will do!

>> Interesting! When the documentation is outdated - how does the
>> parser actually decide between hex (e.g. regs/addresses) and dec
>> (e.g. clock-frequency) in the absence of "0x"?
> 
> Are there regs without 0x?

Lots of, in Documentation/devicetree/booting-without-of.txt ;-)
Admittedly, not in arch/arm/boot/dts/*...

I would like to clarify the hex/dec issue and the various examples to
prevent confusion of others. Will post a patch.

Roland
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