Introduce u-boot dtsi for i.MX8QXP MEK board.
we do not introduce a common dtsi for SoC, because different board
has different requirement on which needs to be enabled in SPL DM.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Commit 3c28576bb0 ("arm: dts: imx8qxp: fix build warining")
fixed the dts warning by removing the unnecessary
#address-cells/#size-cells, but the recommendation for regulators is not
to place them under "simple-bus", so move the reg_usdhc2_vmmc regulator
accordingly.
Signed-off-by: Fabio Estevam <festevam@gmail.com>