[PATCH 2/2] powerpc: MPC85xx EDAC device driver
Dave Jiang
djiang at mvista.com
Wed Aug 1 08:24:06 EST 2007
Arnd Bergmann wrote:
> On Tuesday 31 July 2007, Dave Jiang wrote:
>> Actually it seems that for me to grab the interrupt number I have to do the
>> platform device creation in fsl_soc.c and call arch_init() instead of doing it
>> from fsl_add_bridge(). fsl_add_bridge() is called way too early and the mpic
>> interrupt mapping has not been setup yet for me to acquire the interrupt number
>> from of_interrupt_to_resource() call.
>
> I think in general, it would be a better solution to have the add_bridge
> code called much later, like we do with the 64 bit PCI code when
> using an of_device for the PCI bridge. I don't think it's easy to
> do though, so that shouldn't stop you from doing it the other way.
>
> Please make the platform_device a child of the PCI host bridge though,
> so it doesn't need to change if/when the PCI initialization gets changed
> to allow doing it from fsl_pci.
>
Doh! I sent out the reworked patches right before your comments. Do you happen
to know where I can find an example of how to do this? In regards to making a
platform_device a child of the PCI host bridge that is.... Thanks!
--
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Dave Jiang
Software Engineer
MontaVista Software, Inc.
http://www.mvista.com
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