[PATCH] arm64: imx: imx8mp-debix-model-a: Migrate to OF_UPSTREAM

[Peng Fan]

> Subject: [PATCH] arm64: imx: imx8mp-debix-model-a: Migrate to
> OF_UPSTREAM
> 
> Device tree for this board can be deleted. Device tree location now
> points to the freescale/ directory.
> 
> Use absolute path to PMIC node entry and its regulators as device tree
> in kernel does not provide corresponding labels
> 
> Signed-off-by: Gilles Talis <gilles.talis at gmail.com>

Reviewed-by: Peng Fan <peng.fan at nxp.com>