Subject: Re: [RFC 3/3] powerpc: Add DTS file for the Motorola PrPMC2800 platform

From: Segher Boessenkool <[email-masked]>
Date: Thu, 5 Apr 2007 19:48:53 +0200

> the PowerPC binding defines this--
>
>  + 5.1.7. Memory Management Unit properties

<snip>

> The "mode" field seems to be undefined.

It's defined in 6.1 in the same doc -- briefly, it's
a bitfield WIMGxPP.

> So would firmware need to define all phys to virt mappings in
> the "translations" property or just the interesting ones-- i.e
> uart/console and i2c?

In principle, all.  But since you won't invoke any
client interface services ever (you don't _have_ a
real OF after all ;-) ) you might be able to get
away with describing only the ones you are going
to use.

Segher