diff --git a/src/mainboard/google/volteer/variants/collis/memory/mem_parts_used.txt b/src/mainboard/google/volteer/variants/collis/memory/mem_parts_used.txt
deleted file mode 100644
index e4258b530d..0000000000
--- a/src/mainboard/google/volteer/variants/collis/memory/mem_parts_used.txt
+++ /dev/null
@@ -1,11 +0,0 @@
-# This is a CSV file containing a list of memory parts used by this variant.
-# One part per line with an optional fixed ID in column 2.
-# Only include a fixed ID if it is required for legacy reasons!
-# Generated IDs are dependent on the order of parts in this file,
-# so new parts must always be added at the end of the file!
-#
-# Generate an updated Makefile.inc and dram_id.generated.txt by running the
-# gen_part_id tool from util/spd_tools/{ddr4,lp4x}.
-# See util/spd_tools/{ddr4,lp4x}/README.md for more details and instructions.
-
-# Part Name
diff --git a/src/mainboard/google/volteer/variants/copano/memory/mem_parts_used.txt b/src/mainboard/google/volteer/variants/copano/memory/mem_parts_used.txt
deleted file mode 100644
index e4258b530d..0000000000
--- a/src/mainboard/google/volteer/variants/copano/memory/mem_parts_used.txt
+++ /dev/null
@@ -1,11 +0,0 @@
-# This is a CSV file containing a list of memory parts used by this variant.
-# One part per line with an optional fixed ID in column 2.
-# Only include a fixed ID if it is required for legacy reasons!
-# Generated IDs are dependent on the order of parts in this file,
-# so new parts must always be added at the end of the file!
-#
-# Generate an updated Makefile.inc and dram_id.generated.txt by running the
-# gen_part_id tool from util/spd_tools/{ddr4,lp4x}.
-# See util/spd_tools/{ddr4,lp4x}/README.md for more details and instructions.
-
-# Part Name