[Buildroot] [PATCH v2] zynq: document how to use custom ps7_init files

Arnout Vandecappelle arnout at mind.be
Mon Oct 3 08:13:58 UTC 2016



On 03-10-16 03:47, Matthew Weber wrote:
>> >  Which makes me think: perhaps a uboot option should be added (conditional on
>> > BR2_TARGET_UBOOT_ZYNQ_IMAGE) that allows the user to specify a custom file?
>> >
> Agree, Masahiro when you looked at the xilinx vs upstream u-boot, did
> both approach custom hw files in a similar manner?
> 
> Another item to note is the Zynq MPSoC (next gen SoC) so far hasn't
> decided to use the u-boot SPL approach.   I'm hoping to get more
> details next week at a Xilinx conference to understand their direction
> as I think a new Buildroot Xilinx handoff files package maybe a better
> solution as there are multiple parts.  (i.e. FPGA bit files and other
> pieces we may want to install in images/, place the hw platform files
> for use by uboot  and use the handoff files headers to compile FPGA
> soft IP embeddedsw drivers (another package I need to finish getting
> patches ready for).

 Sounds like a good idea. It does mean that that package would have to
manipulate the U-Boot sources - we try to avoid that one package manipulates the
source of another package. However we have a couple of precedents for that
situation anyway, so it should be acceptable.

 Regards,
 Arnout


-- 
Arnout Vandecappelle                          arnout at mind be
Senior Embedded Software Architect            +32-16-286500
Essensium/Mind                                http://www.mind.be
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