Re: PRCM support for OMAP (beagle cold reset)

[KIYOHARA Takashi <kiyohara%kk.iij4u.or.jp@localhost>]

Hi! Adam,


From: Adam Hoka <adam.hoka%gmail.com@localhost>
Date: Sat, 28 Aug 2010 11:14:43 +0200

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

> > 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.

> > 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?

Obio1 seems to include prcm in me.

  obio1  at mainbus? base 0x48300000 size 0x0040000      # L4 WAKEUP

Thanks,
--
kiyohara