[PATCH] Add Phytec i.MX93 support

[Mathieu Othacehe]

Hello Yannic,

> As a heads-up: you need to rebase as am62 (doc) got applied by Tom.

Noted.

> Is the trusted-firmware-a upstream version working? If so, please use that instead.

It is but only on the master branch, so it might be better to stick to
the nxp-imx repository until a lts release is created.

>> +#include <config_distro_bootcmd.h>
>
> I don't see a specific reason to have this include separate?! Group it with the others, please.

Many other include files place it here, right after the
BOOT_TARGET_DEVICES macro, so I guess there must be a reason, even
though I am unsure why :).

Thanks,

Mathieu