rse: DMA ICS Assembler: Add register offset reference support

Allow register offsets specified in dma_common.yaml to be referenced
from command file to enhance robustness of ICS development

Change-Id: Ie9ef8417249706f5afeeb19bd21b97a7cc2b1ec5
Signed-off-by: Gautham Ravichandran <gautham.ravichandran@arm.com>
2 files changed