[PATCH] engicam: imx6: migrate to DM_SERIAL

[sbabic at denx.de]

> From: Michael Trimarchi <michael at amarulasolutions.com>
> Add the needed DT overrides and configs to enable UART in SPL.
> Cc: Fabio Estevam <festevam at gmail.com>
> Signed-off-by: Michael Trimarchi <michael at amarulasolutions.com>
> Tested-by: Suniel Mahesh <sunil at amarulasolutions.com>
> Reviewed-by: Fabio Estevam <festevam at denx.de>
Applied to u-boot-imx, master, thanks !

Best regards,
Stefano Babic

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