[PATCH] imx8m: ddrphy_utils: Remove unused file

[sbabic at denx.de]

> The ddrphy_utils.c is now deduplicated in drivers/ddr/imx/phy/ddrphy_utils.c ,
> this drivers/ddr/imx/imx8m/ddrphy_utils.c is a remnant from when the
> deduplication was implemented and was not removed. Remove it as it is
> unused.
> Signed-off-by: Marek Vasut <marex at denx.de>
> Cc: Fabio Estevam <festevam at denx.de>
> Cc: Peng Fan <peng.fan at nxp.com>
> Cc: Stefano Babic <sbabic at denx.de>
> Cc: Ye Li <ye.li at nxp.com>
> Cc: uboot-imx <uboot-imx at nxp.com>
> Reviewed-by: Fabio Estevam <festevam at denx.de>
> Reviewed-by: Peng Fan <peng.fan at nxp.com>
Applied to u-boot-imx, master, thanks !

Best regards,
Stefano Babic

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