[U-Boot-Users] Question about CONFIG_MPC83XX

[Kim Phillips]

On Wed, 8 Aug 2007 17:06:32 -0500
Kim Phillips <kim.phillips at freescale.com> wrote:

> On Tue, 7 Aug 2007 15:06:38 -0700
> Bruce_Leonard at selinc.com wrote:
> 
> > I'm working on porting u-boot to my custom HW (using MPC8347E) and I'm 
> > curious about the CONFIG_MPC83XX flag.  I started with a copy of the 
> > MPC8349ITX.h file for my config and it defines CONFIG_MPC834X and 
> > CONFIG_MPC8349.  But there's a field called bi_immrbar in the bd_info 
> > struct (.../include/asm-ppc/u-boot.h) surrounded by a check for 
> > CONFIG_MPC83XX.  Now it seems to me that this field should be applicable 
> > to the 834x processors as well.  So my questions is two fold: 1) why 
> > doesn't the MPC8349ITX board define CONFIG_MPC83XX to pick it up, and 2) 

it should, but Linux works without it because the ITX only went into
ARCH=powerpc kernels which get the immr from device tree.

> > should I be doing so for an MPC8347E processor?

in general, yes.

Kim