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On Thu, 12 Jul 2012 23:57:00 -0700
Tony Lindgren <tony@xxxxxxxxxxx> wrote:
> * Dennis Gilmore <dennis@xxxxxxxx> [120711 06:53]:
> > On Wed, 11 Jul 2012 00:42:33 -0700
> > Tony Lindgren <tony@xxxxxxxxxxx> wrote:
> > >
> > > Sounds like it's some kind of issue with dtb getting overwritten
> > > by something. We had an issue where kernel BSS was overlapping dtb
> > > in some cases, but those should be fixed.
> >
> > seems that they are not all fixed appending the dtb allows me to
> > boot i could try loading the dtb at a different address.
>
> OK sounds like that's the issue then, hopefully moving the dtb around
> helps.
moving the address for the dtb does result in it starting to boot
> > > Maybe try to leave out ARCH_OMAP2 and ARCH_OMAP3 and maybe
> > > CONFIG_NET from your .config to make the kernel smaller and see
> > > if that makes a difference?
> > >
> > > If that works, then moving the dtb address in uEnv.txt should
> > > help.
> > >
> > > Also, please check if the same issue happens with appended dtb:
> > with the appended dtb image im back to where i was not using a dtb
> > file at all. that is that omap is not being autoloaded. and the
> > sdcard so rootfs never shows up. i get dropped to a dracut rescue
> > shell where if i manually modprobe omap nothing is happening.
>
> If the SD card is not detected with appended dtb either, the card
> voltages may not be supported. I believe Rajendra mentioned in some
> mail that we're still missing some voltage settings for the DT case
> for omap_hsmmc.c. In that case the card should work for the non-DT
> booting though.
I started trying to use a dtb because the sdcard was not showing up. I
wanted to see if using dtb allowed it to work. it doesnt work with or
without a dtb.
Dennis
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