Freescale QorIQ T4 and B4 introduce new 8-channel DMA engines, this patch adds
the device tree nodes for them.
Signed-off-by: NHongbo Zhang <hongbo.zhang@freescale.com>
Acked-by: NMark Rutland <mark.rutland@arm.com>
Signed-off-by: NVinod Koul <vinod.koul@intel.com>

Introduce some common components that we can utilize to build up the
various PQ3/85xx device trees.
Signed-off-by: NKumar Gala <galak@kernel.crashing.org>