MLK-16350-1: ARM64: dts: add the clocks for each node

MLK-16350-1: ARM64: dts: add the clocks for each node

In current design, the assigned-clock-rates is bind with
each device node, even they are using same parent clocks.
so add clocks for each device.

Signed-off-by: Shengjiu Wang <shengjiu.wang@freescale.com>