[RFC PATCH] powerpc: 85xx: Make e500/e500v2 depend on !E500MC

[Baruch Siach]

Hi Scott,

On Thu, Jul 28, 2011 at 03:20:33PM -0500, Scott Wood wrote:
> On Thu, 28 Jul 2011 19:56:53 +0000
> Tabi Timur-B04825 <B04825 at freescale.com> wrote:
> 
> > On Sun, Jun 19, 2011 at 11:56 PM, Baruch Siach <baruch at tkos.co.il> wrote:
> > > CONFIG_E500MC breaks e500/e500v2 systems. It defines L1_CACHE_SHIFT to 6, thus
> > > breaking clear_pages(), probably others too.
> > >
> > > Cc: Kumar Gala <galak at kernel.crashing.org>
> > > Signed-off-by: Baruch Siach <baruch at tkos.co.il>
> > > ---
> > > Is this the right approach?
> > 
> > It doesn't work for me.
> > 
> > I need something that if an e500v2 platform (e.g. the P1022DS) is
> > selected, then I won't be able to select any e500mc platforms (e.g.
> > P4080DS).  And if I don't select any e500v2 platforms, then I will be
> > able to select an e500mc platform.  This patch doesn't seem to do
> > that.
> > 
> > It might be necessary to split the entire menu into two parts, one for
> > e500v2 parts and one for e500mc parts.
> 
> How about making the "Processor Type" entry be either E500 or E500MC, both
> of which select PPC_85xx?

Thanks for the tip. A patch along these lines follows.

baruch

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