linux-kernel - Re: [v3 0/6] ARM: tegra: convert device tree files to use CLK defines

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Message-ID: <5123B180.5060106@wwwdotorg.org>
Date:	Tue, 19 Feb 2013 10:08:16 -0700
From:	Stephen Warren <swarren@...dotorg.org>
To:	Simon Glass <sjg@...omium.org>
CC:	Hiroshi Doyu <hdoyu@...dia.com>, linux-tegra@...r.kernel.org,
	pdeschrijver@...dia.com, pgaikwad@...dia.com,
	Grant Likely <grant.likely@...retlab.ca>,
	Rob Herring <rob.herring@...xeda.com>,
	Rob Landley <rob@...dley.net>,
	Russell King <linux@....linux.org.uk>,
	devicetree-discuss@...ts.ozlabs.org, linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [v3 0/6] ARM: tegra: convert device tree files to use CLK defines

On 02/17/2013 03:20 PM, Simon Glass wrote:
> Hi Hiroshi,
> 
> On Fri, Feb 15, 2013 at 12:43 AM, Hiroshi Doyu <hdoyu@...dia.com> wrote:
>> Hi,
>>
>> With new dtc+cpp feature, we could get rid of magic numbers in dts*
>> files. This patch replaces CLK IDs.
...
> I wonder what sort of error message do you get when you make a mistake
> in the .dts or one of the .dtsi includes? If cpp is handling the
> including, does dtc just see a single file,

It is.

> in which case are the line
> numbers printed with each error not much use? Or does dtc handle the
> #line directives?

cpp does generate #line directives, which dtc does know how to
interpret, so this should all work just fine. IIRC, I did test out this
aspect when adding #line support to dtc.
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