linux-kernel - Re: [PATCH] of/address: Add of_iomap

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Message-Id: <20110804.160801.410790028578990791.davem@davemloft.net>
Date:	Thu, 04 Aug 2011 16:08:01 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	robherring2@...il.com
Cc:	davidb@...eaurora.org, linux-arm-msm@...r.kernel.org,
	devicetree-discuss@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] of/address: Add of_iomap_nocache

From: Rob Herring <robherring2@...il.com>
Date: Thu, 04 Aug 2011 10:52:58 -0500

> On 08/04/2011 05:12 AM, David Miller wrote:
>> From: David Brown <davidb@...eaurora.org>
>> Date: Thu,  4 Aug 2011 02:53:49 -0700
>> 
>>> Add uncached mappings from devicetree nodes similar to regular io
>>> mappings.
>>>
>>> Signed-off-by: David Brown <davidb@...eaurora.org>
>> 
>> You'll need to add a sparc implementation.
> 
> Sparc just defines ioremap_nocache to ioremap, so is that really needed?

Yes because if someone uses this of_iomap_nocache() in a driver the
sparc build is going to fail, we need as least the define to make
it equal to of_iomap() as David did in his follow-on patch.

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