drivers: soc: Add support to register LLCC EDAC driver

Cache error reporting controller detects and reports single and
double bit errors on Last Level Cache Controller (LLCC) cache.
Add required support to register LLCC EDAC driver as platform driver,
from LLCC driver.

Change-Id: I00b167d086f74f6b83dffd853d234d33caeb831b
Signed-off-by: Venkata Narendra Kumar Gutta <vnkgutta@codeaurora.org>