soc/apollolake: Add memory and reserve MMIO resources

This adds most important MMIO reserved memory resources,
real DRAM memory resources, and some DRAM resources that
can not be used as RAM for whatever reason.

Change-Id: Id5a80cf18d67ace991e8046fa46c4b7ed47c626a
Signed-off-by: Andrey Petrov <andrey.petrov@intel.com>
Reviewed-on: https://review.coreboot.org/13360
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

src/soc/intel/apollolake/Makefile.inc

@@ -33,6 +33,7 @@ ramstage-$(CONFIG_SOC_UART_DEBUG) += uart_early.c
 ramstage-y += memmap.c
 ramstage-y += mmap_boot.c
 ramstage-y += uart.c
+ramstage-y += northbridge.c
 
 CPPFLAGS_common += -I$(src)/soc/intel/apollolake/include