[U-Boot] i.MX(6) dcache status?
Marek Vasut
marex at denx.de
Tue Jul 31 15:18:06 CEST 2012
Dear Dirk Behme,
> On 31.07.2012 07:56, Dirk Behme wrote:
> > Hi,
> >
> > now, after U-Boot v2012.07 is released, I'd like to ask what's the
> > status the dcache support for i.MX(6)? Is it safe to enable
> > CONFIG_SYS_DCACHE_OFF now?
>
> Arg, inverted logic ;) I meant 'disable/remove' CONFIG_SYS_DCACHE_OFF
> here. I.e. is it save to _enable_ the dcache now?
Try it, it might work.
> Dirk
>
> > E.g. for the SabreLite [1]?
> >
> > And if so, do we have to enable CONFIG_MMC_BOUNCE_BUFFER, too?
You very likely do need it, yes.
> > Opinions?
> >
> > Many thanks and best regards
> >
> > Dirk
> >
> > [1]
> > http://git.denx.de/?p=u-boot.git;a=blob;f=include/configs/mx6qsabrelite.h
> > ;h=e42fe6b00b445e2ea0623fb682cb758fdf09c586;hb=HEAD#l238
Best regards,
Marek Vasut
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