diff options
Diffstat (limited to 'src')
6 files changed, 80 insertions, 6 deletions
diff --git a/src/mainboard/google/volteer/variants/drobit/Makefile.inc b/src/mainboard/google/volteer/variants/drobit/Makefile.inc new file mode 100644 index 0000000000..9064208bff --- /dev/null +++ b/src/mainboard/google/volteer/variants/drobit/Makefile.inc @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0-only + +romstage-y += memory.c diff --git a/src/mainboard/google/volteer/variants/drobit/memory.c b/src/mainboard/google/volteer/variants/drobit/memory.c new file mode 100644 index 0000000000..9d8ad405ce --- /dev/null +++ b/src/mainboard/google/volteer/variants/drobit/memory.c @@ -0,0 +1,65 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <baseboard/variants.h> + +static const struct lpddr4x_cfg delbin_memcfg = { + /* DQ byte map */ + .dq_map = { + [0] = { + { 3, 2, 1, 0, 4, 5, 7, 6, }, /* DDR0_DQ0[7:0] */ + { 12, 13, 14, 15, 11, 10, 9, 8 }, /* DDR0_DQ1[7:0] */ + }, + [1] = { + { 0, 7, 1, 6, 2, 5, 3, 4, }, /* DDR1_DQ0[7:0] */ + { 8, 15, 14, 9, 12, 10, 13, 11 }, /* DDR1_DQ1[7:0] */ + }, + [2] = { + { 2, 3, 0, 1, 4, 5, 6, 7, }, /* DDR2_DQ0[7:0] */ + { 12, 13, 15, 14, 11, 10, 9, 8 }, /* DDR2_DQ1[7:0] */ + }, + [3] = { + { 7, 0, 1, 6, 5, 4, 2, 3, }, /* DDR3_DQ0[7:0] */ + { 15, 14, 8, 9, 10, 13, 11, 12 }, /* DDR3_DQ1[7:0] */ + }, + [4] = { + { 4, 5, 2, 3, 7, 6, 0, 1, }, /* DDR4_DQ0[7:0] */ + { 12, 13, 15, 14, 11, 10, 8, 9 }, /* DDR4_DQ1[7:0] */ + }, + [5] = { + { 3, 4, 2, 5, 0, 6, 1, 7, }, /* DDR5_DQ0[7:0] */ + { 12, 13, 11, 10, 14, 15, 9, 8 }, /* DDR5_DQ1[7:0] */ + }, + [6] = { + { 3, 2, 1, 0, 7, 4, 5, 6, }, /* DDR6_DQ0[7:0] */ + { 15, 14, 13, 12, 8, 9, 10, 11 }, /* DDR6_DQ1[7:0] */ + }, + [7] = { + { 2, 4, 3, 5, 1, 0, 7, 6, }, /* DDR7_DQ0[7:0] */ + { 14, 15, 9, 8, 12, 10, 11, 13 }, /* DDR7_DQ1[7:0] */ + }, + }, + + /* DQS CPU<>DRAM map */ + .dqs_map = { + [0] = { 0, 1 }, /* DDR0_DQS[1:0] */ + [1] = { 0, 1 }, /* DDR1_DQS[1:0] */ + [2] = { 0, 1 }, /* DDR2_DQS[1:0] */ + [3] = { 0, 1 }, /* DDR3_DQS[1:0] */ + [4] = { 0, 1 }, /* 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 = &delbin_memcfg +}; + +const struct ddr_memory_cfg *variant_memory_params(void) +{ + return &board_memcfg; +} diff --git a/src/mainboard/google/volteer/variants/drobit/memory/Makefile.inc b/src/mainboard/google/volteer/variants/drobit/memory/Makefile.inc index b0ca2223a8..c0e2fffb6b 100644 --- a/src/mainboard/google/volteer/variants/drobit/memory/Makefile.inc +++ b/src/mainboard/google/volteer/variants/drobit/memory/Makefile.inc @@ -1,5 +1,7 @@ ## SPDX-License-Identifier: GPL-2.0-or-later ## This is an auto-generated file. Do not edit!! -## Add memory parts in mem_parts_used.txt and run spd_tools to regenerate. -SPD_SOURCES = placeholder.spd.hex +SPD_SOURCES = +SPD_SOURCES += lp4x-spd-1.hex # ID = 0(0b0000) Parts = MT53E512M32D2NP-046 WT:E, H9HCNNNBKMMLXR-NEE +SPD_SOURCES += lp4x-spd-4.hex # ID = 1(0b0001) Parts = MT53E1G32D2NP-046 WT:A +SPD_SOURCES += lp4x-spd-3.hex # ID = 2(0b0010) Parts = H9HCNNNCPMMLXR-NEE diff --git a/src/mainboard/google/volteer/variants/drobit/memory/dram_id.generated.txt b/src/mainboard/google/volteer/variants/drobit/memory/dram_id.generated.txt index fa247902ee..b5bd3ef2b6 100644 --- a/src/mainboard/google/volteer/variants/drobit/memory/dram_id.generated.txt +++ b/src/mainboard/google/volteer/variants/drobit/memory/dram_id.generated.txt @@ -1 +1,5 @@ DRAM Part Name ID to assign +MT53E512M32D2NP-046 WT:E 0 (0000) +MT53E1G32D2NP-046 WT:A 1 (0001) +H9HCNNNBKMMLXR-NEE 0 (0000) +H9HCNNNCPMMLXR-NEE 2 (0010) diff --git a/src/mainboard/google/volteer/variants/drobit/memory/mem_list_variant.txt b/src/mainboard/google/volteer/variants/drobit/memory/mem_list_variant.txt new file mode 100644 index 0000000000..b99b811053 --- /dev/null +++ b/src/mainboard/google/volteer/variants/drobit/memory/mem_list_variant.txt @@ -0,0 +1,4 @@ +MT53E512M32D2NP-046 WT:E +MT53E1G32D2NP-046 WT:A +H9HCNNNBKMMLXR-NEE +H9HCNNNCPMMLXR-NEE diff --git a/src/mainboard/google/volteer/variants/drobit/memory/mem_parts_used.txt b/src/mainboard/google/volteer/variants/drobit/memory/mem_parts_used.txt deleted file mode 100644 index f51b3af398..0000000000 --- a/src/mainboard/google/volteer/variants/drobit/memory/mem_parts_used.txt +++ /dev/null @@ -1,4 +0,0 @@ -# This is a CSV file containing a list of memory parts used by this variant. -# Generate an updated Makefile.inc and dram_id.generated.txt by running the -# gen_part_id tool from util/spd_tools/ddr4 or util/spd_tools/lp4x -# See util/spd_tools/{ddr4,lp4x}/README.md for more details and instructions. |