/soc@0
aips1
aips2
aips3
clk
iomuxc
osc_24m

are common node enablements across imx8mm platform for dm-spi,
dm-pre-reloc stages.

Move them into common dtsi, imx8mm-u-boot.dtsi

Cc: Tim Harvey <tharvey@gateworks.com>
Cc: Adam Ford <aford173@gmail.com>
Cc: Peng Fan <peng.fan@nxp.com>
Cc: Teresa Remmet <t.remmet@phytec.de>
Cc: Igor Opaniuk <igor.opaniuk@toradex.com>
Signed-off-by: NJagan Teki <jagan@amarulasolutions.com>