soc/intel/cannonlake: Add ACPI devices for FSPI, SRAM, HEC1
Add ACPI devices for these components so that generated LPI constraints
for them have valid device references.
TEST=tested with rest of patch train
Change-Id: I3b85fec3de8f33d338425a417cc8b0f5290a5e4f
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/78520
Reviewed-by: Felix Singer <service+coreboot-gerrit@felixsinger.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>