Re: linux powerpc and device trees

From: - Reyneke <hidden>
Date: 2008-05-27 13:47:34

Thanks everyone for the feedback provided. Looks like the bootloader/kernel=
 cross over is now working OK.

My advice to anyone else doing this move - upgrade to the latest version of=
 u-boot before doing the kernel move.

I am busy with a platform move from the arch/ppc to arch/powerpc tree of =
the linux kernel. Being relatively new to device trees, I'm trying to ensur=
e I have all the steps covered. The platform is very similar to the AMCC Se=
quioa (440EPx) and that board has been used as reference for the code chang=
es required. Kernel version is 2.6.25, using u-boot 1.2.0 (CONFIG_OF_xxx en=
abled, debug output on).

.
.
This is where I am unclear as to how to prepare the device tree. Is step =
(4) correct since I'm using uImage? Where is the memory information suppose=
 to come from? Previously U-boot passes this kind of data to the kernel via=
 bd_t - how does it work now using device trees?
=20
Cheers
Jan

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