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Date: Mon, 17 Dec 2007 09:15:17 -0600
From: Scott Wood <scottwood@freescale.com>
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To: Scott Wood <scottwood@freescale.com>, galak@kernel.crashing.org,
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Subject: Re: [PATCH v2 1/3] 8xx: Analogue & Micro Adder875 board support.
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David Gibson wrote:
> On Wed, Dec 12, 2007 at 04:54:27PM -0600, Scott Wood wrote:
>> Signed-off-by: Scott Wood <scottwood@freescale.com>
> [snip]
>> diff --git a/arch/powerpc/boot/dts/adder875-redboot.dts b/arch/powerpc/boot/dts/adder875-redboot.dts
>> new file mode 100644
>> index 0000000..4d28220
>> --- /dev/null
>> +++ b/arch/powerpc/boot/dts/adder875-redboot.dts
> [snip]
>> diff --git a/arch/powerpc/boot/dts/adder875-uboot.dts b/arch/powerpc/boot/dts/adder875-uboot.dts
>> new file mode 100644
>> index 0000000..33d198c
>> --- /dev/null
>> +++ b/arch/powerpc/boot/dts/adder875-uboot.dts
> 
> Having two different device trees for the different firmwares is
> pretty yucky, and could be a pain in the bum for synchronization of
> fixes.

Yes, that's why we need some sort of macro/template facility in dtc. :-)

> Can't you have a common tree, and just poke the places that
> are differently configured by the two firmwares from the bootwrapper.

Enh.  That can get icky as well, and the bootwrapper isn't necessarily 
even used for u-boot, and I'd rather not require it be used just for this.

-Scott