[PATCH] imx8: Run SPL with caches enabled

[sbabic at denx.de]

> It is safe to run SPL with caches enabled on i.MX8, so
> remove such restriction.
> Signed-off-by: Fabio Estevam <festevam at gmail.com>
> Acked-by: Peng Fan <peng.fan at nxp.com>
> Acked-by: Oliver Graute <oliver.graute at kococonnector.com>
> Acked-by: Anatolij Gustschin <agust at denx.de>
> Tested-by: Igor Opaniuk <igor.opaniuk at toradex.com>
> Acked-by: Igor Opaniuk <igor.opaniuk at toradex.com>
Applied to u-boot-imx, master, thanks !

Best regards,
Stefano Babic

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