Re: [PATCH] SATA: OCTEON: support SATA on OCTEON platform

[Aaro Koskinen]

Hi,

On Wed, Jan 21, 2015 at 09:17:31AM -0800, David Daney wrote:
> On 01/21/2015 08:54 AM, Mark Rutland wrote:
> >While the DTB may already exist, the string "cavium,octeon-7130-ahci"
> >isn't in mainline, and as far as I can see has never been supported.
> 
> There seems to be a disconnect here.  The DTB comes from the hardware boot
> environment.  The hardware is in some cases already deployed.  It is for all
> practical purposes, impossible to change the DTB.

It's possible to change/fix the DTB in platform code like currently
done for the OCTEON in-tree DTBs. But that's ugly.

I think there should be also a mechanism to override the DTB completely
with a user supplied one like with kernel APPENDED_DTB on ARM.

A.
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