soc: qcom: dcc: DCC driver for v2 hardware

DCC (Data Capture and Compare) is a DMA engine which is used to
save configuration data or system memory contents during
catastrophic failure or SW trigger.

It can also perform CRC over the same configuration or memory
space.

Change-Id: Id5ce578dce6c7a46962706ce2ad7583c2666da59
Signed-off-by: Satyajit Desai <sadesai@codeaurora.org>