diff options
| author | Sridhar Siricilla <sridhar.siricilla@intel.com> | 2020-10-28 22:28:07 +0530 |
|---|---|---|
| committer | Subrata Banik <subrata.banik@intel.com> | 2020-12-01 07:49:47 +0000 |
| commit | ae81d59ecaf050f7e14adb136560e993a98164cf (patch) | |
| tree | 7d81c6e58c85605d91520fa15d12fff8a9ba94e0 /src/mainboard/intel/adlrvp/memory.c | |
| parent | 4cb8776c31ceb4a5b9e353b2e9b2a4f751e1dc54 (diff) | |
mb/intel/adlrvp: Add support for LPDDR5
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>
Diffstat (limited to 'src/mainboard/intel/adlrvp/memory.c')
| -rw-r--r-- | src/mainboard/intel/adlrvp/memory.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/mainboard/intel/adlrvp/memory.c b/src/mainboard/intel/adlrvp/memory.c index b203f69240..80ec14aa17 100644 --- a/src/mainboard/intel/adlrvp/memory.c +++ b/src/mainboard/intel/adlrvp/memory.c @@ -44,6 +44,34 @@ static const struct mb_cfg lpddr4_mem_config = { .UserBd = BOARD_TYPE_MOBILE, }; +static const struct mb_cfg lp5_mem_config = { + + /* DQ byte map */ + .dq_map = { + { 3, 2, 1, 0, 5, 4, 6, 7, 15, 14, 12, 13, 8, 9, 10, 11 }, + { 0, 2, 3, 1, 5, 7, 4, 6, 14, 13, 15, 12, 8, 9, 11, 10 }, + { 1, 2, 0, 3, 4, 6, 5, 7, 15, 13, 12, 14, 9, 10, 8, 11 }, + { 2, 1, 3, 0, 7, 4, 5, 6, 13, 12, 15, 14, 9, 11, 8, 10 }, + { 1, 2, 3, 0, 6, 4, 5, 7, 15, 13, 14, 12, 10, 9, 8, 11 }, + { 1, 0, 3, 2, 6, 7, 4, 5, 14, 12, 15, 13, 8, 9, 10, 11 }, + { 0, 2, 1, 3, 4, 7, 5, 6, 12, 13, 15, 14, 9, 11, 10, 8 }, + { 3, 2, 1, 0, 5, 4, 6, 7, 13, 15, 11, 12, 10, 9, 14, 8 }, + }, + + /* DQS CPU<>DRAM map */ + .dqs_map = { + { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 1 } + }, + + .dq_pins_interleaved = false, + + .ect = false, /* Early Command Training */ + + .lp5_ccc_config = 0xff, + + .UserBd = BOARD_TYPE_MOBILE, +}; + static const struct mb_cfg ddr5_mem_config = { /* Baseboard uses only 100ohm Rcomp resistors */ .rcomp_resistor = {100, 100, 100}, @@ -71,6 +99,8 @@ const struct mb_cfg *variant_memory_params(void) return &ddr4_mem_config; case ADL_P_DDR5: return &ddr5_mem_config; + case ADL_P_LP5: + return &lp5_mem_config; default: die("unsupported board id : 0x%x\n", board_id); } |