diff options
Diffstat (limited to 'src')
5 files changed, 75 insertions, 1 deletions
diff --git a/src/mainboard/google/volteer/variants/lindar/Makefile.inc b/src/mainboard/google/volteer/variants/lindar/Makefile.inc index 776c4eaaf9..b0bfc567ff 100644 --- a/src/mainboard/google/volteer/variants/lindar/Makefile.inc +++ b/src/mainboard/google/volteer/variants/lindar/Makefile.inc @@ -1,6 +1,7 @@ # SPDX-License-Identifier: GPL-2.0-only - bootblock-y += gpio.c +romstage-y += memory.c + ramstage-y += gpio.c diff --git a/src/mainboard/google/volteer/variants/lindar/memory.c b/src/mainboard/google/volteer/variants/lindar/memory.c new file mode 100644 index 0000000000..11bcf4ca89 --- /dev/null +++ b/src/mainboard/google/volteer/variants/lindar/memory.c @@ -0,0 +1,65 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <baseboard/variants.h> + +static const struct lpddr4x_cfg lindar_memcfg = { + /* DQ byte map */ + .dq_map = { + [0] = { + { 3, 1, 0, 2, 4, 6, 7, 5, }, /* DDR0_DQ0[7:0] */ + { 12, 13, 14, 15, 8, 9, 10, 11 }, /* DDR0_DQ1[7:0] */ + }, + [1] = { + { 0, 7, 1, 6, 2, 4, 3, 5, }, /* DDR1_DQ0[7:0] */ + { 8, 15, 14, 9, 13, 10, 12, 11 }, /* DDR1_DQ1[7:0] */ + }, + [2] = { + { 3, 2, 0, 1, 4, 5, 6, 7, }, /* DDR2_DQ0[7:0] */ + { 12, 13, 15, 14, 8, 9, 10, 11 }, /* DDR2_DQ1[7:0] */ + }, + [3] = { + { 6, 0, 1, 7, 5, 4, 2, 3, }, /* DDR3_DQ0[7:0] */ + { 15, 14, 8, 9, 10, 12, 11, 13 }, /* DDR3_DQ1[7:0] */ + }, + [4] = { + { 5, 0, 1, 3, 4, 2, 7, 6, }, /* DDR4_DQ0[7:0] */ + { 11, 14, 13, 12, 8, 9, 15, 10 }, /* DDR4_DQ1[7:0] */ + }, + [5] = { + { 3, 4, 2, 5, 0, 6, 1, 7, }, /* DDR5_DQ0[7:0] */ + { 13, 12, 11, 10, 14, 15, 9, 8 }, /* DDR5_DQ1[7:0] */ + }, + [6] = { + { 3, 2, 1, 0, 5, 4, 7, 6, }, /* DDR6_DQ0[7:0] */ + { 12, 13, 15, 14, 8, 11, 9, 10 }, /* DDR6_DQ1[7:0] */ + }, + [7] = { + { 3, 4, 2, 5, 1, 0, 7, 6, }, /* DDR7_DQ0[7:0] */ + { 15, 14, 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 = &lindar_memcfg +}; + +const struct ddr_memory_cfg *variant_memory_params(void) +{ + return &board_memcfg; +} diff --git a/src/mainboard/google/volteer/variants/lindar/memory/Makefile.inc b/src/mainboard/google/volteer/variants/lindar/memory/Makefile.inc new file mode 100644 index 0000000000..4c95819cb9 --- /dev/null +++ b/src/mainboard/google/volteer/variants/lindar/memory/Makefile.inc @@ -0,0 +1,5 @@ +## SPDX-License-Identifier: GPL-2.0-or-later +## This is an auto-generated file. Do not edit!! + +SPD_SOURCES = +SPD_SOURCES += spd-1.hex # ID = 0(0b0000) Parts = K4U6E3S4AA-MGCL diff --git a/src/mainboard/google/volteer/variants/lindar/memory/dram_id.generated.txt b/src/mainboard/google/volteer/variants/lindar/memory/dram_id.generated.txt new file mode 100644 index 0000000000..9bf0bd9af0 --- /dev/null +++ b/src/mainboard/google/volteer/variants/lindar/memory/dram_id.generated.txt @@ -0,0 +1,2 @@ +DRAM Part Name ID to assign +K4U6E3S4AA-MGCL 0 (0000) diff --git a/src/mainboard/google/volteer/variants/lindar/memory/mem_list_variant.txt b/src/mainboard/google/volteer/variants/lindar/memory/mem_list_variant.txt new file mode 100644 index 0000000000..a226d2f741 --- /dev/null +++ b/src/mainboard/google/volteer/variants/lindar/memory/mem_list_variant.txt @@ -0,0 +1 @@ +K4U6E3S4AA-MGCL |