[Open-graphics] Announcement: Updated OGD1 schematics and BoM

[howard parkin]

> >
> > First problem: not all data sheets are available online,
> > namely for the SIL1178 and CX25874 are hidden somewhere.

I have these. I not sure if I should  allow them to be downloaded
by everyone though. While these data sheets were free and downloadable
from the manufacturer at some point in the past, this is no longer
the case, and I wonder if its worth upsetting SI/Conexant by
posting these.

> > Also the CX25874 seems to be EOL, it does not even appear
> > on the product line card anymore. Do you have any word from
> > conexant how long the chip will be available?
>
The looked at a couple of chip brokers inventory lists a few weeks ago.
Between them they had 6000 up for grabs. I don't think these will
be a problem.