hang w/ppc6xx_defconfig related to 'simple-bus' compatible

[Grant Likely]

On Wed, Aug 06, 2008 at 08:47:29AM -0500, Kumar Gala wrote:
>
> On Aug 6, 2008, at 8:41 AM, Grant Likely wrote:
>
>> On Tue, Aug 05, 2008 at 08:21:31AM -0500, Kumar Gala wrote:
>>> I'm trying to get the ppc6xx_defconfig booting on any 8641 (74xx/ 
>>> e600)
>>> system.  If I remove the 'simple-bus' compatible from the soc node in
>>> the .dts it works.  Otherwise it hangs at but and looks to be  
>>> crashed in
>>> the serial driver due to accessing memory at 0.
>>>
>>> I've tried the same .dts (w/'simple-bus') using the
>>> mpc8641_hpcn_defconfig and things work.
>>
>> The Xilinx folks hit something similar.
>
> did they have a fix?

Yes, they added code to check another property.  If the reg-shift or
reg-offset properties were present, then it didn't try to use the port