I2C on mpc8248 / device tree

Kumar Gala galak at kernel.crashing.org
Thu Nov 15 07:21:34 EST 2007


On Nov 14, 2007, at 1:26 PM, Jon Smirl wrote:

> On 11/14/07, Scott Wood <scottwood at freescale.com> wrote:
>> On Wed, Nov 14, 2007 at 10:49:13AM -0700, Alan Bennett wrote:
>>> ERk.
>>>   So if I needed to read values from four i2c devices (raw access  
>>> would be
>>> fine) and I need to get this working in a few days, how would you  
>>> suggest I
>>> proceed?  Kernel = 2.6.23+.
>>>
>>>   Do I need to start from scratch?
>>>
>>>   Start by using Jon's patch  (or are the 5200 i2c and the cpm2 i2c
>>> completely incompatible?)
>>
>> Start with the cpm i2c driver that Jochen Friedrich posted to
>> linuxppc-embedded.
>
> Sorry about the confusion I thought the mpc82xx chips had the same i2c
> core as the mpc52xx but I was not correct.

the 8241 and 8245 have it, but they are the only ones.

- k



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