mb/google/skyrim: Add and use APCB configuration data

This file is identical to the copy currently found in the blobs
repository; it is simply being relocated for consistency and since it
does not need to be in an external repo.

BUG=none
TEST=build/boot skyrim

Change-Id: I352f58e0d3965356f3282a2653c6c11b44853857
Signed-off-by: Matt DeVillier <matt.devillier@amd.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/79593
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martin.roth@amd.corp-partner.google.com>

src/mainboard/google/skyrim/Makefile.inc

@@ -19,9 +19,10 @@ subdirs-y += variants/$(VARIANT_DIR)
 CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/variants/baseboard/include
 CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/variants/$(VARIANT_DIR)/include
 
-APCB_NAME=APCB_MDN_D5
+APCB_NAME=data.apcb
+APCB_PATH=$(src)/mainboard/$(MAINBOARDDIR)
 
-ifneq ($(wildcard $(MAINBOARD_BLOBS_DIR)/$(APCB_NAME).bin),)
+ifneq ($(wildcard $(APCB_PATH)/$(APCB_NAME)),)
 $(info APCB sources present.)
 
 ifneq ($(wildcard $(src)/mainboard/$(MAINBOARDDIR)/variants/$(VARIANT_DIR)/memory/Makefile.inc),)
@@ -32,8 +33,8 @@ APCB_SOURCES = $(obj)/$(APCB_NAME).gen
 
 $(obj)/$(APCB_NAME).gen: $(SPD_SOURCES) \
 			$(APCB_V3_EDIT_TOOL) \
-			$(MAINBOARD_BLOBS_DIR)/$(APCB_NAME).bin
-	$(APCB_V3_EDIT_TOOL) $(MAINBOARD_BLOBS_DIR)/$(APCB_NAME).bin \
+			$(APCB_PATH)/$(APCB_NAME)
+	$(APCB_V3_EDIT_TOOL) $(APCB_PATH)/$(APCB_NAME) \
 			     $(obj)/$(APCB_NAME).gen  \
 			     --spd_sources $(SPD_SOURCES) \
 			     --mem_type 'lp5'