[meta-xilinx] Best layer for use with a ZC702 board?

Elvis Dowson elvis.dowson at gmail.com
Thu Apr 11 09:36:15 PDT 2013


HI Moritz,

On Apr 11, 2013, at 5:56 PM, Moritz Fischer <moritz.fischer at ettus.com> wrote:

> I'll start hacking on a ZC702 board soon-ish and was just wondering
> whether the meta-xilinx
> layer will give me what I need to get a basic linux system up and running.
> 
> According to [1] there seem to be multiple layers around for Zynq, any
> recommendations which one would work best for my setup?

Philip Balister's repo is probably the best one to get started with.

git://github.com/balister/meta-zynq.git

It includes HDMI output support. The only thing that you need to keep in mind when
it comes to HDMI support is that you have two options for the IP core to drive the 
HDMI display output

a. the Xylon Framebuffer driver as supported by the zynq-base-trd-14.4

http://www.wiki.xilinx.com/Zynq+Base+TRD+14.4

The only disadvantage that I see is that this is a licensed IP core and
you need to obtain an evaluation license for this, and there is a 
yearly license to use it in a commercial context.

b. the Analog Devices reference design

http://wiki.analog.com/resources/fpga/xilinx/kc705/adv7511

The HDMI output IP core is free to use, and gives you basic
linux framebuffer support

The repo that I maintain, has only been tested with console support.
It should work with both the Xylon and Analog Devices IP cores, however.

git://git.yoctoproject.org/meta-xilinx 

If you need any more info, let me know!

Best regards,

Elvis Dowson




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