Thread (2 messages) 2 messages, 2 authors, 2012-03-17

Re: issues calling of_platform_bus_probe() twice

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From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: 2012-03-17 23:29:33
Also in: linux-devicetree

On Sat, 2012-03-17 at 13:35 +0000, Tabi Timur-B04825 wrote:
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 >  Are you aware of any reason that we can't call
of_platform_bus_probe()
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 >  or multiple times.  Timur's run into an issue in which all
devices
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 >  don't get registered properly if we call
of_platform_bus_probe() times
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 >  with different of_device_id struct's.
 Nothing comes to mind... Grant ?
Neither for me.  Should work.
I posted a work-around patch here:

http://patchwork.ozlabs.org/patch/128533/

Without this patch, drivers cannot probe on DMA *channels*, or any
other 
grandchildren of the root node. 
Why don't you track down the actual bug instead ?

Cheers,
Ben.
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