netdev - Re: [PATCH 0/3] [RFC] ptp: IEEE 1588 clock support

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Date:	Wed, 28 Apr 2010 16:31:35 +0200
From:	Wolfgang Grandegger <wg@...ndegger.com>
To:	Richard Cochran <richardcochran@...il.com>
CC:	netdev@...r.kernel.org
Subject: Re: [PATCH 0/3] [RFC] ptp: IEEE 1588 clock support

Wolfgang Grandegger wrote:
> Richard Cochran wrote:
>> On Tue, Apr 27, 2010 at 06:20:25PM +0200, Wolfgang Grandegger wrote:
>>> Do you have also a patch adding support for hardware timestamping to ptpd?
>> Yes, I do:
>>
>>    https://sourceforge.net/tracker/index.php?func=detail&aid=2992847&group_id=139814&atid=744634
> 
> Thanks.
> 
>> I should have mentioned, you also need the gianfar HW time stamping
>> patches, recently posted to netdev by Manfred Rudigier.
> 
> I'm aware of these patches. I'm actually using the net-next-2.6 git tree.
> 
> I got ptpd working but I do not yet see the PPS-Signals on my scope. At
> a first glance, the PPS-Signal seems to be configured by the gianfar_ptp
> driver (setting the fiper1 and timer1 registers) but I might have missed
> something.

That's because some 1588_PPS related bits are not yet setup in the
platform code of mainline kernel.

Wolfgang.
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