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intel/kunimitsu: FAB 4 update for Rcomp Target table 

Changed index 3 to be an exception of the default Rcomp Value

BUG=None
BRANCH=None
TEST=Tested on FAB 4 SKU 1

Change-Id: I154c254835c4f6995183840cc241feeb9a448cdb
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: f08eba3cf623b5869a7bb03fb3b6ba084cdd1622
Original-Change-Id: I0fbcff2c3526c4ed7cf90088ca23b43774cb9f8f
Original-Signed-off-by: Brandon Breitenstein <brandon.breitenstein@intel.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/312715
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Original-Reviewed-by: Freddy Paul <freddy.paul@intel.com>
Reviewed-on: https://review.coreboot.org/12591
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
This commit is contained in:
Brandon Breitenstein 2015-11-02 16:58:22 -08:00 committed by Patrick Georgi
parent ad77bf9320
commit e1aceef955
1 changed files with 14 additions and 8 deletions
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22
src/mainboard/intel/kunimitsu/pei_data.c
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@ -23,6 +23,7 @@
/* PCH_MEM_CFG[3:0] */ /* PCH_MEM_CFG[3:0] */
#define MAX_MEMORY_CONFIG 0x10 #define MAX_MEMORY_CONFIG 0x10
#define RCOMP_TARGET_PARAMS 0x5 #define RCOMP_TARGET_PARAMS 0x5
#define K4E6E304EE_MEM_ID 0x3
void mainboard_fill_pei_data(struct pei_data *pei_data) void mainboard_fill_pei_data(struct pei_data *pei_data)
{ {
@ -41,19 +42,24 @@ void mainboard_fill_pei_data(struct pei_data *pei_data)
const u16 RcompResistor[3] = { 200, 81, 162 }; const u16 RcompResistor[3] = { 200, 81, 162 };
/* Rcomp target */ /* Rcomp target */
static const u16 RcompTarget[MAX_MEMORY_CONFIG][RCOMP_TARGET_PARAMS] = { static const u16 RcompTarget[RCOMP_TARGET_PARAMS] = {
{ 100, 40, 40, 23, 40 }, 100, 40, 40, 23, 40 };
{ 100, 40, 40, 23, 40 },
{ 100, 40, 40, 23, 40 }, /*Strengthen the Rcomp Target Ctrl for 8GB K4E6E304EE -EGCF*/
/*Strengthen the Rcomp Target Ctrl for 8GB K4E6E304EE -EGCF*/ static const u16 StrengthendRcompTarget[RCOMP_TARGET_PARAMS] = {
{ 100, 40, 40, 21, 40 }, }; 100, 40, 40, 21, 40 };
memcpy(pei_data->dq_map, dq_map, sizeof(dq_map)); memcpy(pei_data->dq_map, dq_map, sizeof(dq_map));
memcpy(pei_data->dqs_map, dqs_map, sizeof(dqs_map)); memcpy(pei_data->dqs_map, dqs_map, sizeof(dqs_map));
memcpy(pei_data->RcompResistor, RcompResistor, memcpy(pei_data->RcompResistor, RcompResistor,
sizeof(RcompResistor)); sizeof(RcompResistor));
memcpy(pei_data->RcompTarget, &RcompTarget[pei_data->mem_cfg_id][0], if (pei_data->mem_cfg_id == K4E6E304EE_MEM_ID) {
sizeof(RcompTarget[pei_data->mem_cfg_id])); memcpy(pei_data->RcompTarget, StrengthendRcompTarget,
sizeof(StrengthendRcompTarget));
} else {
memcpy(pei_data->RcompTarget, RcompTarget,
sizeof(RcompTarget));
}
} }