[U-Boot] u-boot sunxi fel plan for v2015.04

[Simon Glass]

Hi Siarhei,

On 15 February 2015 at 07:43, Siarhei Siamashka
<siarhei.siamashka at gmail.com> wrote:
> On Fri, 13 Feb 2015 16:50:49 -0500
> Tom Rini <trini at ti.com> wrote:
>
>> On Fri, Feb 13, 2015 at 09:19:08AM +0100, Hans de Goede wrote:
>> > Hi Siarhei and Simon,
>> >
>> > I'm wondering what the plan is wrt sunxi FEL booting for u-boot
>> > v2015.04 I know that you both have been working on this, and I
>> > think that for v2015.04 Simon's latest set probably is the best
>> > way forward for now, we're going to need parts of that set
>> > anyways for the more complete solution Siarhei has.
>> >
>> > we could replace the patch adding all the #ifdef's to start.S
>> > with code saving / restoring PCR15 and friends, that would be
>> > more cleaner.
>> >
>> > So I see 2 ways forwards for v2014.05
>> >
>> > 1) Go with Simon's latest set as is.
>> > 2) Take the first patches from Simon's set and replace the
>> > on adding he #ifdef's to start.S with one saving / restoring
>> > the necessary regs
>> >
>> > I've a slight preference for 2. Siarhei, can you perhaps prepare
>> > a patch-set for 2 for merging for v2014.05 ?
>>
>> And when everyone is happy I'll take it via the sunxi tree (And try and
>> see about giving it a spin on my Lime2).  Thanks!
>
> Thanks for clarifying this.
>
> Simon, could you please confirm that you are not going to do anything
> anymore with the third patch from your sunxi FEL fixes set?

That is fine with me. I am no expert in this area and was just trying
to solve the low-level problem in U-Boot.

>
> Hans, could you please queue Simon's patches in the sunxi next branch
> just like Tom suggested (and after the status of the third patch becomes
> more clear)?
>
> If I don't get any response in a few hours, I will just assume that
> the third Simon's patch is to be kept as-is and submit additional
> patches to be applied on top of it.

That seems like the best idea.

>
> We are not exactly losing time. The sunxi FEL patches are getting
> additional testing every day by me and also by other people (thanks
> Karsten!). But missing the -rc2 release would not be great.
>
> Thanks to everyone for doing a great job. The FEL mode support is
> going to be much better than before.

Indeed. More compatible with U-Boot, more general-purpose and
definitely more glorious. Thanks for chasing all this down.

Regards,
Simon