linux-wandboard

MLK-15008-1 ARM64: dts: freescale: imx8qxp: update cpu-freq opp table

Update i.MX8QXP cpu-freq opp table according to SCFW setting,
and move the cpu-freq opp table to soc dtsi instead of board
dtb, as it is SoC feature.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>