Support for Aspeed SoC in upstream U-Boot

[Rick Altherr]

FWIW, the Quanta Q71L I'm playing with uses an AST2400 so I'm interested in
getting those drivers moved to upstream.  I have a few other things to
finish before i'll get to it though.

On Wed, Feb 1, 2017 at 1:15 AM, Cédric Le Goater <clg at kaod.org> wrote:

> On 01/31/2017 01:00 AM, Maxim Sloyko wrote:
> > Hi all,
> >
> > I'm happy to announce that the basic support for aspeed (ast2500 eval
> > board, to be specific) has been accepted into the upstream U-Boot and
> > will appear in 2017.03 release.
> >
> > It's a bare minimum required to boot the board into U-Boot prompt, but
> > it already has WDT, Timer, Sysreset, Clock (very basic) and SDRAM MC
> > drivers, all implemented in C from scratch.
>
> Nice job. Thanks for working on this.
>
> > Of these drivers, WDT, Timer and Sysreset *should* be ast2400
> > compatible, but I haven't tested it,
> > since I don't have the hardware. Clock driver is not ast2400
> > compatible, but it should not be hard to make it such.
>
> indeed. a couple of dividers are different. SCU also.
>
> > SDRAM driver is not compatible and my understanding that the controllers
> > on ast2500 and ast2400 boards are different enough to require different
> > drivers.
>
> That is the main issue and the driver will be much more complex but
> maybe we can start with some assembly.
>
> > I plan to continue expanding this support, which basically means
> > adding more drivers :)
>
> What is on your todo list  ? Have you tried to rebase the current
> missing drivers, even in an hacky way, on top of upstream u-boot ?
>
>
> Thanks,
>
> C.
>
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