[v3] arm64: dts: freescale: use fixed index mmcN for NXP layerscape reference boards

[Shawn Guo]

On Tue, Jan 05, 2021 at 11:32:59AM +0800, Yangbo Lu wrote:
> The eSDHC driver has converted to use asynchronous probe.
> Let's use fixed index mmcN for eSDHC controllers, so that
> we can ignore the effect on usage, and avoid problem on
> previous use cases with fixed index mmcblkN.
> 
> Signed-off-by: Yangbo Lu <yangbo.lu at nxp.com>

Applied, thanks.