[PATCH 0/5] edison: Support for writing an xFSTK image

[Simon Glass]

Hi Andy,

On Mon, 7 Sep 2020 at 02:04, Andy Shevchenko <andy.shevchenko at gmail.com> wrote:
>
> On Sat, Sep 5, 2020 at 6:23 AM Simon Glass <sjg at chromium.org> wrote:
> > On Fri, 4 Sep 2020 at 03:46, Andy Shevchenko
> > <andriy.shevchenko at linux.intel.com> wrote:
> > > On Thu, Sep 03, 2020 at 07:28:51PM -0600, Simon Glass wrote:
>
> > I do have a question though. How does the board decide whether to wait
> > for the xFSTK tool to connect? Sometimes when I reset it it, it does.
> > Sometimes it goes straight into receiving application. I am not
> > pressing any button other than reset. Once it makes it mind up, it
> > seems to stick to it until the power is removed? But it is powered by
> > USB too, so removing power is not so easy.
>
> It's a good question. I don't know the answer unfortunately. I think
> the parties that are involved here are PMIC and thus its firmware (I
> don't have access to it and even if ask will not get), DnX protocol,
> USB implementation on IFWI level (no access to me either). And I truly
> believe there are bugs in all of them, though I dunno if they are
> related to the above behaviour.
> Btw, pressing the reset button helps?

Pressing reset either boots quickly or waits 10 seconds for xFSTK to
connect. It's like cracking a code and I haven't cracked it yet. I'll
have another go at some point, and maybe finally get this board into
my lab.

Regards,
Simon