linux-kernel - Re: [PATCH v2 20/22] ARM: dts: exynos: Move common Exynos5410/542x/5800 nodes to new DTSI

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Date:	Tue, 10 May 2016 08:51:30 -0400
From:	Javier Martinez Canillas <javier@....samsung.com>
To:	Krzysztof Kozlowski <krzk@...nel.org>,
	Kukjin Kim <kgene@...nel.org>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	Sylwester Nawrocki <s.nawrocki@...sung.com>,
	Tomasz Figa <tomasz.figa@...il.com>,
	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...eaurora.org>,
	linux-arm-kernel@...ts.infradead.org,
	linux-samsung-soc@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org
Subject: Re: [PATCH v2 20/22] ARM: dts: exynos: Move common
 Exynos5410/542x/5800 nodes to new DTSI

Hello Krzysztof,

On 05/10/2016 01:33 AM, Krzysztof Kozlowski wrote:
> On 05/09/2016 11:53 PM, Javier Martinez Canillas wrote:
>> Hello Krzysztof,
>>
>> On 05/08/2016 03:06 PM, Krzysztof Kozlowski wrote:
>>> The Exynos5410/542x/5800 are very similar designs. Create new new
>>
>> s/new new/a new
>>
>>> DTSI with common nodes to remove DTS duplication. Although currently
>>> only MCT and SysRAM are shared but in future more nodes will be added to
>>> common file.
>>>
>>> The patch should not have functional impact.
>>>
>>
>> A nice way to check this is to diff the disassembled compiled DTBs with
>> and without the patch and making sure that the resulted DTS is the same.
> 
> Yes, that is what I've done. Recently there is a tool making that even
> easier: dtx_diff.
>

I didn't know we had such a tool in mainline now.
Very useful, thanks a lot for the information.
 
> Best regards,
> Krzysztof
> 

Best regards,
-- 
Javier Martinez Canillas
Open Source Group
Samsung Research America