[PATCH] powerpc: Fix PowerPC 750CL CPU features

Benjamin Herrenschmidt benh at kernel.crashing.org
Fri Apr 13 12:28:30 EST 2007

> The difference between these two is
> #define CPU_FTRS_750    (CPU_FTR_COMMON)
> 750GX excludes COMMON, which seems like a bug.  With
> your change, 750CL uses DUAL_PLL_750FX; does it actually
> have that feature?

Looks indeed like that lack of COMMON in the GX entry is a bug...

Josh, care to fix that too while at it ? :-)

> Either way, it seems a good idea to create a CPU_FTRS_750CL,
> the CL is an evolution of the CX, not the FX/GX (in name
> at least, dunno about the gory details).


> > -		.cpu_setup		= __setup_cpu_750cx,
> > +		.cpu_setup		= __setup_cpu_750fx,
> Same thing here.  Are you sure 750CL doesn't need
> the NAP workaround?  [Is anyone sure the 750CX
> actually needs it -- the comment in cpu_setup_6xx.S
> doesn't instill much confidence.]

Agreed too.


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