[U-Boot] SPL boot on iMX6

Tapani tapani at technexion.com
Mon Aug 26 13:12:00 CEST 2013


On Mon, 26 Aug 2013 09:42:30 +0200
Stefano Babic <sbabic at denx.de> wrote:

> Hi Tapani,
> 
> > 
> > 1. Padconfigs. For some reason the existing padconfiguration macros are set
> > compile time depending on target cpu variant. Hence the need to add new 
> > macros (or smth) so the binary can configure the pads for many cpu variants.
> > This would cause duplicate and redundant sets of pad configuration macros 
> > for the imx6. Is there any alternative to this, more than rewriting code to 
> > comply with cpu specific padconfigs?
> 
> Macros wee added exactly in the time they needed, and maybe a global
> look was missing.
> 
> However, can you provide much more detail about this ? Which macros, in
> which files ?
> 

The macros I refer to is the MX6_PAD_ ones. The semantics of them depends on
the target cpu. See arch/arm/include/asm/arch-mx6/mx6-pins.h

> 
> You should dropped them, and add them again once they are tested and if
> you really want to have them.
> 
Good. Then we agree there.

//Tapani


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