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Subject: Re: case sensitivity for devicetree node names
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Frank Rowand <frowand.list@gmail.com>
Cc: Rob Herring <robh+dt@kernel.org>, Grant Likely <grant.likely@secretlab.ca>,
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 "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>, Paul Mackerras
 <paulus@samba.org>,
 Michael Ellerman <mpe@ellerman.id.au>, linuxppc-dev@lists.ozlabs.org
Date: Sun, 12 Jun 2016 08:05:43 +1000
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On Sat, 2016-06-11 at 12:38 -0700, Frank Rowand wrote:
> I chased through the history and found a 2.6.0-test5 announcement
> which noted the patch from you which adds:
> 
>   of_find_node_by_path()
>   of_find_node_by_name()
>   of_find_node_by_type()
>   of_find_compatible_node()
> 
> (And the patch is commit 394edd852a14 in the git recreation
> of bitkeeper days, which is found at
> git://git.kernel.org/pub/scm/linux/kernel/git/tglx/history.git)
> 
> That version of the functions uses a case insensitive compare for
> devicetree node names.
> 
> Do you remember why you chose to not use a case sensitive compare?

>>From memory, there were inconsistency in case on various earlier
machines (notably old macs). I think that's the main reason.

Cheers,
Ben.