mb/google/dedede/var/boxy: Generate SPD ID for supported memory part

Add boxy supported memory parts in mem_parts_used.txt, generate
SPD id for this part.

1. Samsung K4U6E3S4AB-MGCL
2. Hynix  H54G46CYRBX267
3. Micron MT53E512M32D1NP-046 WT:B

BUG=b:278983561
TEST=Use part_id_gen to generate related settings

Signed-off-by: kevin3.yang <kevin3.yang@lcfc.corp-partner.google.com>
Change-Id: I317f2b31774627706babdea10776af05ab692d1e
Reviewed-on: https://review.coreboot.org/c/coreboot/+/74586
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Derek Huang <derekhuang@google.com>

src/mainboard/google/dedede/variants/boxy/memory/Makefile.inc

@@ -1,5 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0-or-later
 # This is an auto-generated file. Do not edit!!
-# Add memory parts in mem_parts_used.txt and run spd_tools to regenerate.
+# Generated by:
+# util/spd_tools/bin/part_id_gen JSL lp4x src/mainboard/google/dedede/variants/boxy/memory/ src/mainboard/google/dedede/variants/boxy/memory/mem_parts_used.txt
 
-SPD_SOURCES = placeholder
+SPD_SOURCES =
+SPD_SOURCES += spd/lp4x/set-1/spd-1.hex      # ID = 0(0b0000)  Parts = K4U6E3S4AB-MGCL, H54G46CYRBX267, MT53E512M32D1NP-046 WT:B

src/mainboard/google/dedede/variants/boxy/memory/dram_id.generated.txt

@@ -1 +1,9 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+# This is an auto-generated file. Do not edit!!
+# Generated by:
+# util/spd_tools/bin/part_id_gen JSL lp4x src/mainboard/google/dedede/variants/boxy/memory/ src/mainboard/google/dedede/variants/boxy/memory/mem_parts_used.txt
+
 DRAM Part Name                 ID to assign
+K4U6E3S4AB-MGCL                0 (0000)
+H54G46CYRBX267                 0 (0000)
+MT53E512M32D1NP-046 WT:B       0 (0000)

src/mainboard/google/dedede/variants/boxy/memory/mem_parts_used.txt

@@ -9,3 +9,6 @@
 # See util/spd_tools/README.md for more details and instructions.
 
 # Part Name
+K4U6E3S4AB-MGCL
+H54G46CYRBX267
+MT53E512M32D1NP-046 WT:B