There is 512K of DDR in a section memory and the rest is carveout in a
memory region [0x98000000 a0000000). As section size is 128M, which
require 2M of memmap. Lose this 512K to save (2M - 512K) of memory.
CRs-Fixed: 3792207
Change-Id: I5fa1f7a366eefd464e67099ff1835dc84423d18b
Signed-off-by: Patrick Daly <quic_pdaly@quicinc.com>