[U-Boot-Users] Using a second I2C interface

Kumar Gala galak at kernel.crashing.org
Fri May 12 20:00:13 CEST 2006

On May 12, 2006, at 9:36 AM, Ben Warren wrote:

> Hello,
> The CPU I'm using (MPC8349) has two hardware I2C interfaces, and  
> I'd like to access the second one in U-boot.  Implementing this  
> looks easy to me, but I don't want to reinvent the wheel if it's  
> already been done elsewhere.  Has anyone done this?  If not, I'll  
> follow up with a proposal.

Depending on what you want to do, you can cheat and just change the  
pointer to the 2nd interface.  If you want something more full  
featured up to the command level then I think some discussion would  
be required on how the commands should work for specifying which  
controller to use.

- kumar

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