lib/spd: Report manufaturer ID and revision IDs

If jedec_manufacturer failed to lookup manufacturer info, simply report
manufacture ID and revision IDs.

The following is the example output from Ciri.

mem_chip_info from cbmem:
LPDDR4 chan0(x16) rank0: density 8192mbits x16, MF ff rev 0700

Before change:
dimm="0" module_mfg="128-0" part_number="UNPROVISIONED"
After change:
dimm="0" module_mfg="ff,0700" part_number="UNPROVISIONED"

BUG=b:348095503
TEST=mosys memory spd print all -k

Change-Id: I963f7b0724bd23a4c931604a86d89f3bc7df4c1b
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/mosys/+/5776168
Commit-Queue: Yidi Lin <[email protected]>
Reviewed-by: Julius Werner <[email protected]>
Reviewed-by: Jack Rosenthal <[email protected]>
Reviewed-by: Yu-Ping Wu <[email protected]>
Tested-by: Yidi Lin <[email protected]>
1 file changed