Re: [PATCH] usb: dwc3: gadget: Fix match_ep callback for NXP UUU tool

[Francesco Dolcini <francesco@dolcini.it>]

On Mon, Mar 24, 2025 at 09:26:03AM +0100, Mattijs Korpershoek wrote:
> Hi Francesco,
> 
> On lun., mars 24, 2025 at 09:03, Francesco Dolcini <francesco@dolcini.it> wrote:
> 
> > Hello Mattijs, Marek
> >
> > On Thu, Mar 20, 2025 at 10:47:02AM +0100, Mattijs Korpershoek wrote:
> >> On mer., mars 19, 2025 at 23:07, Marek Vasut <marex@denx.de> wrote:
> >> 
> >> > The UUU tool excepts the interrupt-in endpoint to be ep1in, otherwise
> >> > it crashes. This is a result of the previous hard-coded EP setup in
> >> > drivers/usb/gadget/epautoconf.c which did special-case EP allocation
> >> > for SPL builds, and which was since converted to this callback, but
> >> > without the special-case EP allocation in SPL part.
> >> >
> >> > This reinstates the SPL part in an isolated manner, only for NXP iMX
> >> > SoCs, only for SPL builds, and only for the ep1in interrupt-in endpoint.
> >
> > UUU can (and in our case is) used also on non-NXP i.MX platforms.
> > What should we do?
> 
> Do reproduce the problem (UUU tool crashes) on those platforms with
> recent U-Boot versions (v2024.10+) ?

Not tested, my comment is purely based on the code and the commit message.
Older U-Boot versions (up to v2024.04, included) are working fine, with UUU used
with TI K3 SoCs (AM69, AM62, AM62P).

Francesco