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List of changes in SPD:
1. SPD Revision (of JEDEC spec)
2. SDRAM Maximum Cycle Time (tCKAVGmax) (MTB)
3. MSB -> CAS Latencies Supported, First Byte
4. CAS Latencies Supported, Second Byte
5. CAS Latencies Supported, Third Byte
6. LSB -> CAS Latencies Supported, Fourth Byte
7. Minimum CAS Latency Time (tAAmin)
8. Fine Offset for SDRAM Maximum Cycle Time (tCKAVGmax)
9. Fine Offset for SDRAM Minimum Cycle Time (tCKAVGmin)
10.Cyclical Redundancy Code (0- 125 byte)
TEST=Able to build and boot with updated SPD.
Change-Id: Iae7f2693e87bffb2dfa20bd07b22f4a4768c56cb
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48079
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: V Sowmya <v.sowmya@intel.com>
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This patch adds LPDDR5 memory configuration parameters to FSP.
TEST=Able to pass FSP-M MRC training on LPDDR5 RVP.
Signed-off-by: Sridhar Siricilla <sridhar.siricilla@intel.com>
Change-Id: I787bf97dd6c244bd3b0662e5bd061a2da80baa90
Reviewed-on: https://review.coreboot.org/c/coreboot/+/46899
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: V Sowmya <v.sowmya@intel.com>
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List of changes:
1. Add DDR4 and LPDDR4 memory related code
- SPD for LPDDR4
- DQ byte map
- DQS CPU-DRAM map
- Rcomp resistor
- Rcomp target
2. Fill FSP-M related UPD parameters
3. Add devicetree.cb config parameters related to FSP-M UPD
TEST=Able to build and boot ADL-P RVP till ramstage early
Change-Id: Iffc5c17ed0725f61c8c274a80a1d27161ca6cebf
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/46091
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
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