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

Heiko Schocher hs at denx.de
Mon Jun 24 21:44:28 CEST 2013


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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DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
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