[PATCH 3/3] Modified quirk_mpc8641_transparent() to initializebridge resources.

Kumar Gala galak at kernel.crashing.org
Thu May 31 22:33:01 EST 2007


On May 31, 2007, at 1:48 AM, Zang Roy-r61911 wrote:

>>
>> On May 29, 2007, at 1:23 PM, Jon Loeliger wrote:
>>
>>> From: Jon Loeliger <jdl at freescale.com>
>>>
>>> The 8641 RC poses as a transparent bridge, but does not
>> implement the
>>> IO_BASE or IO_LIMIT registers in the config space.  This means that
>>> the code which initializes the bridge resources ends up setting the
>>> IO resources erroneously.
>>>
>>> This change initializes the RC bridge resources from the
>> device tree.
>>>
>>> Signed-off-by: Andy Fleming <afleming at freescale.com>
>>> Signed-off-by: Jon Loeliger <jdl at freescale.com>
>>
>> Can this be merged with Zhang's "Set RC of mpc8641 to transparent
>> bridge for transfer legacy I/O access." patch since it pretty much
>> supersedes it.
>
> I should be!
> But why apply them sperately?
> They refect differnet content and stage. For end user, they will only
> see the unified code :-).

The reason is that in the future someone may be doing a git-bisect to  
track down a bug and we like to have patches not break things if  
possible.

- k



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