diff options
Diffstat (limited to 'src/mainboard/google/kukui/sdram_params/sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB.c')
| -rw-r--r-- | src/mainboard/google/kukui/sdram_params/sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/mainboard/google/kukui/sdram_params/sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB.c b/src/mainboard/google/kukui/sdram_params/sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB.c new file mode 100644 index 0000000000..8d855ff1ba --- /dev/null +++ b/src/mainboard/google/kukui/sdram_params/sdram-lpddr4x-K4UBE3D4AA-MGCL-4GB.c @@ -0,0 +1,41 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2018 MediaTek Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <soc/emi.h> + +struct sdram_params params = { + .impedance = { + [ODT_OFF] = {0x9, 0x7, 0x0, 0xF}, + [ODT_ON] = {0xB, 0x9, 0x0, 0xE} + }, + .wr_level = { + [CHANNEL_A] = { {0x22, 0x1C}, {0x23, 0x1D} }, + [CHANNEL_B] = { {0x26, 0x23}, {0x26, 0x23} } + }, + .cbt_cs = { + [CHANNEL_A] = {0x6, 0x5}, + [CHANNEL_B] = {0x6, 0x6} + }, + .cbt_mr12 = { + [CHANNEL_A] = {0x56, 0x58}, + [CHANNEL_B] = {0x58, 0x56} + }, + .emi_cona_val = 0xF053F154, + .emi_conh_val = 0x44440003, + .emi_conf_val = 0x00421000, + .chn_emi_cona_val = {0x0444F051, 0x0444F051}, + .cbt_mode_extern = CBT_NORMAL_MODE, + .delay_cell_unit = 868, +}; |