GNUBoot
/
coreboot-kgpe-d16
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

mb/google/volteer/var/halvor: Update dq/dqs mappings 

Update dq/dqs mappings based on halvor schematics.

BUG=b:162892573
BRANCH=none
TEST=FW_NAME=halvor emerge-volteer coreboot chromeos-bootimage
Then boot Halvor successfully.

Signed-off-by: Frank Wu <frank_wu@compal.corp-partner.google.com>
Change-Id: Id4ffcbd4f015afe6507ed2b1d562519c5b240409
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44284
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Paul Fagerburg <pfagerburg@chromium.org>
This commit is contained in:
Frank Wu 2020-08-07 15:28:03 +08:00 committed by Angel Pons
parent 9c7c09fbfa
commit cd08099908
2 changed files with 67 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/mainboard/google/volteer/variants/halvor/Makefile.inc
View File

@ -2,4 +2,6 @@
bootblock-y += gpio.c bootblock-y += gpio.c
romstage-y += memory.c
ramstage-y += gpio.c ramstage-y += gpio.c

65
src/mainboard/google/volteer/variants/halvor/memory.c Normal file
View File

@ -0,0 +1,65 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#include <baseboard/variants.h>
static const struct lpddr4x_cfg halvor_memcfg = {
/* DQ byte map */
.dq_map = {
[0] = {
{ 10, 12, 13, 9, 11, 8, 15, 14,}, /* DDR0_DQ0[7:0] */
{ 3, 0, 1, 5, 4, 7, 6, 2 }, /* DDR0_DQ1[7:0] */
},
[1] = {
{ 8, 10, 13, 9, 12, 15, 11, 14, }, /* DDR1_DQ0[7:0] */
{ 3, 5, 7, 2, 1, 0, 4, 6 }, /* DDR1_DQ1[7:0] */
},
[2] = {
{ 1, 3, 0, 2, 5, 4, 7, 6, }, /* DDR2_DQ0[7:0] */
{ 15, 14, 12, 13, 8, 9, 10, 11 }, /* DDR2_DQ1[7:0] */
},
[3] = {
{ 8, 9, 10, 11, 14, 12, 15, 13, }, /* DDR3_DQ0[7:0] */
{ 5, 6, 7, 4, 2, 3, 1, 0 }, /* DDR3_DQ1[7:0] */
},
[4] = {
{ 9, 8, 10, 11, 12, 13, 14, 15, }, /* DDR4_DQ0[7:0] */
{ 6, 7, 4, 5, 0, 2, 1, 3 }, /* DDR4_DQ1[7:0] */
},
[5] = {
{ 0, 1, 3, 2, 7, 4, 5, 6, }, /* DDR5_DQ0[7:0] */
{ 15, 14, 9, 12, 8, 13, 11, 10 }, /* DDR5_DQ1[7:0] */
},
[6] = {
{ 7, 5, 3, 6, 1, 0, 4, 2, }, /* DDR6_DQ0[7:0] */
{ 12, 14, 15, 13, 8, 11, 9, 10 }, /* DDR6_DQ1[7:0] */
},
[7] = {
{ 3, 7, 1, 6, 5, 4, 2, 0, }, /* DDR7_DQ0[7:0] */
{ 12, 11, 8, 14, 10, 9, 15, 13 }, /* DDR7_DQ1[7:0] */
},
},
/* DQS CPU<>DRAM map */
.dqs_map = {
[0] = { 1, 0 }, /* DDR0_DQS[1:0] */
[1] = { 1, 0 }, /* DDR1_DQS[1:0] */
[2] = { 0, 1 }, /* DDR2_DQS[1:0] */
[3] = { 1, 0 }, /* DDR3_DQS[1:0] */
[4] = { 1, 0 }, /* DDR4_DQS[1:0] */
[5] = { 0, 1 }, /* DDR5_DQS[1:0] */
[6] = { 0, 1 }, /* DDR6_DQS[1:0] */
[7] = { 0, 1 }, /* DDR7_DQS[1:0] */
},
.ect = 1, /* Enable Early Command Training */
};
static const struct ddr_memory_cfg board_memcfg = {
.mem_type = MEMTYPE_LPDDR4X,
.lpddr4_cfg = &halvor_memcfg
};
const struct ddr_memory_cfg *variant_memory_params(void)
{
return &board_memcfg;
}