[PATCH] powerpc: Add of_platform support for OHCI/Bigendian HC

Kumar Gala galak at kernel.crashing.org
Wed Nov 8 03:46:38 EST 2006


On Nov 6, 2006, at 5:28 PM, Sylvain Munaut wrote:

> Kumar Gala wrote:
>> On Nov 6, 2006, at 4:35 AM, Nicolas DET wrote:
>>
>>
>>> This patch use of_platform device to probe and install OHCI big
>>> endian HC.
>>>
>>> PS: I did not success to properly inline the file using  
>>> thrunderbird.
>>>
>>
>> You really copy the USB maintainers on this.  Also, why bother with
>> the Kconfig for USB_OHCI_HCD_PPC_OF_BE/USB_OHCI_HCD_PPC_OF_LE?
>>
> I think it's a good idea to use those :
>  - Just including both when PPC_OF is used is overkill because it  
> makes
> all USB
> perform useless tests if you never intend to use the LE version for  
> example.
>  - Using the already defined symbol USB_OHCI_BIG_ENDIAN would force
> other ohci user to select BE/LE and they may not want to expose this.

Maybe I'm missing something, but it looks like the _OF_LE & _OF_BE  
are just configuring what matches may occur.  This seems like a one  
time event.

> However in this bus glue test :
>
> +      || defined (CONFIG_USB_OHCI_HCD_PPC_OF_LE) \
> +      || defined (CONFIG_USB_OHCI_HCD_PPC_OF_BE) \
>
> I would just test for CONFIG_USB_OHCI_HCD_PPC_OF to keep things the  
> same
> betwenn all the bus glues. (Sure it would be stupid to select  
> PPC_OF and neither
> LE nor BE ...)
>
> But that's just me and if the usb maintainer is ok with it, it's  
> his call.
>
>
> So otherwise, looks good to me. Haven't tested in hw yet ... I'll  
> report asap.
>
>
> Sylvain




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