| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <soc/romstage.h> |
| #include <spd_bin.h> |
| #include <string.h> |
| |
| static void mainboard_fill_rcomp_res_data(void *rcomp_ptr) |
| { |
| const u16 RcompResistor[3] = {121, 81, 100}; |
| memcpy(rcomp_ptr, RcompResistor, sizeof(RcompResistor)); |
| } |
| |
| static void mainboard_fill_rcomp_strength_data(void *rcomp_strength_ptr) |
| { |
| const u16 RcompTarget[5] = {100, 40, 20, 20, 26}; |
| memcpy(rcomp_strength_ptr, RcompTarget, sizeof(RcompTarget)); |
| } |
| |
| void mainboard_memory_init_params(FSPM_UPD *mupd) |
| { |
| FSP_M_CONFIG *mem_cfg = &mupd->FspmConfig; |
| |
| struct spd_block blk = { |
| .addr_map = {0x50, 0x52}, |
| }; |
| |
| get_spd_smbus(&blk); |
| dump_spd_info(&blk); |
| |
| mainboard_fill_rcomp_res_data(&mem_cfg->RcompResistor); |
| mainboard_fill_rcomp_strength_data(&mem_cfg->RcompTarget); |
| |
| mem_cfg->DqPinsInterleaved = TRUE; |
| mem_cfg->CaVrefConfig = 2; |
| mem_cfg->MemorySpdDataLen = blk.len; |
| mem_cfg->MemorySpdPtr00 = (uintptr_t)blk.spd_array[0]; |
| mem_cfg->MemorySpdPtr10 = (uintptr_t)blk.spd_array[1]; |
| } |