Re: PRCM support for OMAP (beagle cold reset)

[Adam Hoka <adam.hoka%gmail.com@localhost>]

On Sat, 28 Aug 2010 17:30:37 +0900 (JST)
KIYOHARA Takashi <kiyohara%kk.iij4u.or.jp@localhost> wrote:

> Hi! Adam,
> 
> 
> From: Adam Hoka <adam.hoka%gmail.com@localhost>
> Date: Fri, 27 Aug 2010 09:28:43 +0200
> 
> > I have patches to support the PRCM in omap to be able
> > to reboot my devkit8000 (beagle clone).
> > 
> > The only supported action is cold reset in fact, but
> > others could be supported too.
> > 
> > http://www.netbsd.org/~ahoka/patches/omap_prcm.diff
> > http://www.netbsd.org/~ahoka/patches/beagle_prcm_reboot.diff
> > 
> > Im not sure if I have to disable the MMU or something else
> > action before reset. Anyone can have a look?
> > 
> > This could be also useful for overo.
> 
> Oh great!
> My Overo could reboot.
> 
> In my opinion, prcm@obio1 is better than prcm@mainbus.
> I did the following configuration.
> 
>   # Power, Reset and Clock Management
>   prcm*           at obio1 addr 0x48306000 size 0x2000    # PRM Modlue
> 
> and attached patch.

why obio?

> Also it is better.  ;-)
> 
>   #if NPRCM > 0
>       prcm_cold_reset();
>   #endif

indeed :)

> 
> Thanks,
> --
> kiyohara


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