[U-Boot] [PATCH 3/4] ARM: AM33xx: Move s_init to a common place

Sumit Gemini sumit.gemini0 at gmail.com
Tue Jun 25 07:09:00 CEST 2013


Hi Heiko,

     I followed the same steps that you mentioned, but still i have same
problem.
     During get uboot-spl.bin from uart, system become hanged and it is not
ready to receive u-boot.img.

     Still compiling to uboot, i had to comment rtc32k_enable() function.
then it is working fine.


Thanks & Regards
~Sumit


On Tue, Jun 25, 2013 at 1:14 AM, Heiko Schocher <hs at denx.de> wrote:

> Hello Tom,
>
> Am 24.06.2013 21:31, schrieb Tom Rini:
> > On 06/24/2013 03:17 PM, Heiko Schocher wrote:
> >> Hello Lokesh,
> > [snip]
> >>> +   /* Enable RTC32K clock */ +     rtc32k_enable();
> >
> >> I tried your patches on my three boards. The board with the
> >> rtc32k_enable() problem, did not work with them too :-(
> >
> >> Maybe we make rtc32k_enable() weak in common code, and so I can
> >> make a board specific (dummy) function?
> >
> > I'm not a big fan of this since without this kicked, you can't do PM.
> >  And we don't want to do it in the kernel as it takes a few seconds to
> > settle.  Kicking it in U-Boot means it will be settled by the time
> > it's needed, if I recall things right.
>
> Hmm.. but on my board, the cpu hangs (not accessible through bdi
> anymore) if I access this registers ... looking still for an
> explanation ...
>
> Clocks are enabled, 24MHz (same as on am335x eval board) used ...
> I know, this is only a bugfix, without knowing the real reason ...
>
> bye,
> Heiko
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