[U-Boot] U-Boot 2012.10 - pxa270 CPU Unknown / no turbo

Marek Vasut
2012-11-14T14:45:01Z

> Dear Marek Vasut,
>
> > Dear Andreas Puls,
> >
> > > Hi together,
> > >
> > > i've got another problem with latest stable U-Boot-2012.10 and a
> > > Toradex Colibri PXA270 V2.4
> > >
> > > Uboot dosen't regonized the CPU Revision
> > > u-boot summary screen:
> > >
> > > U-Boot 2012.10 (Nov 12 2012 - 14:22:12)
> > > CPU: Marvell PXA27x rev. Unknown
> >
> > See arch/arm/cpu/pxa/cpuinfo.c , patch is welcome ... they probably
> > rolled out
> > some new CPU version.
>
> Yes, its a PXA270 M. There is a spec. update pdf from Marvel.
> http://www.marvell.com/application-processors/pxa-family/assets/pxa_27x_spe
> c_update.pdf - Table 2-3.
>
> They changed the Stepping from A0...C5 to "PXA270M -- A1"
> A colleague would support me to change this becouse i have no cloue about
> writing C Files. So we would like ask you first if the right CPU Name
> should be shown in the summary screen which would be a rewrite of your
> function or only the right stepping with the old CPU Name would be enough
> ? (Damn it - hope you understand my Denglish)

Can the CPUs be distinguished in some deterministic way? If so, rewrite it, no
problem.

[...]

Best regards,
Marek Vasut