diff options
| -rw-r--r-- | src/mainboard/google/brya/variants/gaelin/Makefile.inc | 1 | ||||
| -rw-r--r-- | src/mainboard/google/brya/variants/gaelin/memory.c | 40 |
2 files changed, 41 insertions, 0 deletions
diff --git a/src/mainboard/google/brya/variants/gaelin/Makefile.inc b/src/mainboard/google/brya/variants/gaelin/Makefile.inc new file mode 100644 index 0000000000..fd45b948ff --- /dev/null +++ b/src/mainboard/google/brya/variants/gaelin/Makefile.inc @@ -0,0 +1 @@ +romstage-y += memory.c diff --git a/src/mainboard/google/brya/variants/gaelin/memory.c b/src/mainboard/google/brya/variants/gaelin/memory.c new file mode 100644 index 0000000000..98b655c100 --- /dev/null +++ b/src/mainboard/google/brya/variants/gaelin/memory.c @@ -0,0 +1,40 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#include <baseboard/gpio.h> +#include <baseboard/variants.h> +#include <gpio.h> +#include <soc/romstage.h> + +static const struct mb_cfg ddr4_mem_config = { + .type = MEM_TYPE_DDR4, + + .rcomp = { + /* Baseboard uses only 100ohm Rcomp resistors */ + .resistor = 100, + + /* Baseboard Rcomp target values */ + .targets = {50, 20, 25, 25, 25}, + }, + + .ect = 1, /* Early Command Training */ + + .UserBd = BOARD_TYPE_MOBILE, + + .ddr_config = { + .dq_pins_interleaved = false, + }, +}; + +const struct mb_cfg *variant_memory_params(void) +{ + return &ddr4_mem_config; +} + +void variant_get_spd_info(struct mem_spd *spd_info) +{ + spd_info->topo = MEM_TOPO_DIMM_MODULE; + spd_info->smbus[0].addr_dimm[0] = 0x50; + spd_info->smbus[0].addr_dimm[1] = 0x51; + spd_info->smbus[1].addr_dimm[0] = 0x52; + spd_info->smbus[1].addr_dimm[1] = 0x53; +} |