By adding labels to the cpu nodes in the dtsi, a dts that
includes it can change the OPPs by referencing the cpu0
through the label.
Signed-off-by: NMoritz Fischer <moritz.fischer@ettus.com>
Reviewed-by: NSören Brinkmann <soren.brinkmann@xilinx.com>
Signed-off-by: NMichal Simek <michal.simek@xilinx.com>