[LinuxPPS] GPIO PPS Generator

Drasko DRASKOVIC drasko.draskovic at gmail.com
Fri May 17 15:54:13 CEST 2013


Hi Rodolfo,

On Fri, May 17, 2013 at 3:23 PM, Rodolfo Giometti <giometti at enneenne.com> wrote:
> On Fri, May 17, 2013 at 03:20:32PM +0200, Drasko DRASKOVIC wrote:
>> Hi all,
>> I'd like to test time synchronization of my two embedded systems
>> (Pandaboards). I thought connecting two Oscilloscope channels to the
>> GPIOs and use PPS to pules the GPIO.
>>
>> I have several questions :
>>
>> 1) Is there a GPIO PPS enerator support in the kernel. I can see only
>> the one that uses Parallel port
>
> You have an old kernel.

I was looking at the latest sources here :
http://lxr.linux.no/linux+v3.9.2/drivers/pps/generators/

Parport is all there is.

Can you point me please to the sources with GPIO generator ?

BR,
Drasko




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