Re: [PATCH 02/11] ARM: mach-shmobile: setup-r8a7740: add MERAM work-around

[Paul Mundt <lethal@linux-sh.org>]

On Tue, May 22, 2012 at 12:07:57PM +0200, Laurent Pinchart wrote:
> On Tuesday 22 May 2012 13:41:54 Paul Mundt wrote:
> > As long as this exists outside of the MERAM register map and we don't have
> > to worry about the MERAM driver touching these values then having it as a
> > board-specific thing is probably fine. If it falls within the MERAM mapping
> > somewhere then the MERAM driver really should be dealing with it (or we can
> > set it as a board-specific thing when the MERAM driver isn't being used),
> > even if it is a magic value for the given CPU.
> 
> I agree. 0xFE950098 is outside of the MERAM registers address space (at least 
> in the SH7372 datasheet I have). I'm thus fine with setting the register in 
> board code.
> 
Ok, then we can just leave it in either the board or the CPU code.
Someone will want to verify that we do not have to do anything special
for this in the suspend/resume case, though. ie, losing the magic setting
after resume.