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From: Robert Whaley <rwhaley@applieddata.net>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] PXA270 support
Date: Mon, 14 Mar 2005 15:36:10 -0500	[thread overview]
Message-ID: <4235F5BA.1040705@applieddata.net> (raw)
In-Reply-To: <4235F2BE.33D9091A@vollmann.ch>

Hi Detlef,

Try timing the sleep command.  Is it accurate?  Take a look at 
cpu/pxa/interrupts.c.

I believe the CFG is correct in the patch (but I haven't looked at this 
for a while).  If you think it needs to be changed after checking sleep 
and udelay, please let me know!

Robert

Detlef Vollmann wrote:
> Robert Whaley wrote:
> 
>>Detlef Vollmann wrote:
>>
>>>has anybody tried to port u-boot to a PXA270 based board?
>>
>>Attached is a patch from
>>
>>http://sourceforge.net/mailarchive/message.php?msg_id=10171505
> 
> Great.  Thanks, having this it was quite easy to port to my
> board.
> 
> But I have one question left: in your config file adsvix.h,
> you have
> #define CFG_HZ                  3686400
> but the external clock for a PXA27x should be 13MHz.
> I used the same value as you, and it works fine, but what
> clock is that (or is it ignored)?
> 
> Detlef
> 

  reply	other threads:[~2005-03-14 20:36 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-03-11 12:39 [U-Boot-Users] PXA270 support Detlef Vollmann
2005-03-11 16:12 ` Robert Whaley
2005-03-14 20:23   ` Detlef Vollmann
2005-03-14 20:36     ` Robert Whaley [this message]
2005-03-30  9:12       ` Detlef Vollmann
2005-03-30  9:46         ` Wolfgang Denk
2005-03-14 22:03     ` Wolfgang Denk
  -- strict thread matches above, loose matches on Subject: below --
2005-03-14 22:16 Woodruff, Richard
2005-03-14 22:55 ` Wolfgang Denk
2005-03-15  0:03   ` Detlef Vollmann
2005-03-15  0:29     ` Wolfgang Denk
2005-03-14 23:44 Woodruff, Richard
2005-03-15  0:00 ` Wolfgang Denk
2005-03-17 22:14 Woodruff, Richard

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