[PATCH] imx: imx8mn_beacon: Fix USB booting

[Fabio Estevam]

On Wed, Jan 26, 2022 at 3:25 PM Adam Ford <aford173 at gmail.com> wrote:
>
> The i.MX8M Nano can boot over USB using the boot ROM instead of
> adding extra code to SPL to support USB drivers, etc.  However,
> when booting from USB, the environment doesnt' know where to load
> and causes a hang.  Fix this hang by supporting CONFIG_ENV_IS_NOWHERE=y.
> It only falls back to this condition when booting from USB, so it
> does not impact MMC booting.
>
> Suggested-by: Michael Nazzareno Trimarchi <michael at amarulasolutions.com>
> Signed-off-by: Adam Ford <aford173 at gmail.com>

Reviewed-by: Fabio Estevam <festevam at gmail.com>