mb/google/nissa/var/joxer: add generic LPDDR5 SPDs for Joxer

Add Makefile.inc to include five generic LPDDR5 SPDs for the following
parts for Joxer:

  DRAM Part Name                 ID to assign
  MT62F512M32D2DR-031 WT:B       0 (0000)
  MT62F1G32D4DR-031 WT:B         1 (0001)
  H9JCNNNBK3MLYR-N6E             0 (0000)
  H58G56AK6BX069                 2 (0010)
  K3LKBKB0BM-MGCP                2 (0010)

BUG=b:236576115
TEST=USE="project_joxer emerge-nissa coreboot"

Signed-off-by: Mark Hsieh <mark_hsieh@wistron.corp-partner.google.com>
Change-Id: I90acb436bccd5dae8585436316246c50fc256842
Reviewed-on: https://review.coreboot.org/c/coreboot/+/65253
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Reka Norman <rekanorman@chromium.org>
Reviewed-by: Kangheui Won <khwon@chromium.org>
Reviewed-by: Nick Vaccaro <nvaccaro@google.com>

src/mainboard/google/brya/variants/joxer/memory/Makefile.inc

@@ -1,5 +1,9 @@
 # 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 ADL lp5 src/mainboard/google/brya/variants/joxer/memory src/mainboard/google/brya/variants/joxer/memory/mem_parts_used.txt
 
-SPD_SOURCES = placeholder
+SPD_SOURCES =
+SPD_SOURCES += spd/lp5/set-0/spd-1.hex      # ID = 0(0b0000)  Parts = MT62F512M32D2DR-031 WT:B, H9JCNNNBK3MLYR-N6E
+SPD_SOURCES += spd/lp5/set-0/spd-2.hex      # ID = 1(0b0001)  Parts = MT62F1G32D4DR-031 WT:B
+SPD_SOURCES += spd/lp5/set-0/spd-3.hex      # ID = 2(0b0010)  Parts = H58G56AK6BX069, K3LKBKB0BM-MGCP

src/mainboard/google/brya/variants/joxer/memory/dram_id.generated.txt

@@ -1 +1,11 @@
+# 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 ADL lp5 src/mainboard/google/brya/variants/joxer/memory src/mainboard/google/brya/variants/joxer/memory/mem_parts_used.txt
+
 DRAM Part Name                 ID to assign
+MT62F512M32D2DR-031 WT:B       0 (0000)
+MT62F1G32D4DR-031 WT:B         1 (0001)
+H9JCNNNBK3MLYR-N6E             0 (0000)
+H58G56AK6BX069                 2 (0010)
+K3LKBKB0BM-MGCP                2 (0010)

src/mainboard/google/brya/variants/joxer/memory/mem_parts_used.txt

@@ -9,3 +9,8 @@
 # See util/spd_tools/README.md for more details and instructions.
 
 # Part Name
+MT62F512M32D2DR-031 WT:B
+MT62F1G32D4DR-031 WT:B
+H9JCNNNBK3MLYR-N6E
+H58G56AK6BX069
+K3LKBKB0BM-MGCP