util/spd_tools: Add Intel Panther Lake (PTL) platform

This patch add support for PTL platform to the `spd_tools`.
This would be useful to create dynamic SPD for fatcat variants.

BUG=b:347669091
TEST=Able to generate SPD for LP5 DRAM part.

Change-Id: I55c3f49439fb1ad961c6866f03594431e54279b9
Signed-off-by: Subrata Banik <subratabanik@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/83822
Reviewed-by: Eric Lai <ericllai@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Ravishankar Sarawadi <ravishankar.sarawadi@intel.com>

spd/lp5/platforms_manifest.generated.txt

@@ -1,6 +1,7 @@
 # Generated by:
 # util/spd_tools/bin/spd_gen spd/lp5/memory_parts.json lp5
 
+PTL,set-0
 MTL,set-0
 ADL,set-0
 PHX,set-1

util/spd_tools/src/part_id_gen/part_id_gen.go

@@ -43,6 +43,7 @@ var supportedPlatforms = [...]string{
 	"MDN",
 	"MTL",
 	"PHX",
+	"PTL",
 }
 
 var supportedMemTechs = [...]string{

util/spd_tools/src/spd_gen/lp5.go

@@ -176,7 +176,7 @@ const (
 /* ------------------------------------------------------------------------------------------ */
 
 var LP5PlatformSetMap = map[int][]int{
-	0: {PlatformMTL, PlatformADL},
+	0: {PlatformPTL, PlatformMTL, PlatformADL},
 	1: {PlatformPHX, PlatformMDN},
 }
 

util/spd_tools/src/spd_gen/spd_gen.go

@@ -75,6 +75,7 @@ const (
 	PlatformMDN
 	PlatformMTL
 	PlatformPHX
+	PlatformPTL
 	PlatformMax
 )
 
@@ -96,6 +97,7 @@ var platformNames = map[int]string{
 	PlatformMDN: "MDN",
 	PlatformMTL: "MTL",
 	PlatformPHX: "PHX",
+	PlatformPTL: "PTL",
 }
 
 var memTechMap = map[string]memTech{