src/mainboard/google/kukui/sdram_params/sdram-lpddr4x-MT29VZZZCD9GQKPR-046-8GB.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <soc/dramc_param.h>
   4
   5 struct sdram_params params = {
   6         .source = DRAMC_PARAM_SOURCE_SDRAM_CONFIG,
   7         .ddr_geometry = DDR_TYPE_2CH_2RK_8GB_4_4,
   8         .frequency = 1600,
   9         .wr_level = {
  10                 [CHANNEL_A] = { {0x1F, 0x19}, {0x20, 0x1A} },
  11                 [CHANNEL_B] = { {0x22, 0x1E}, {0x22, 0x1E} }
  12         },
  13         .cbt_cs_dly = {
  14                 [CHANNEL_A] = {0x5, 0x4},
  15                 [CHANNEL_B] = {0x8, 0x8}
  16         },
  17         .cbt_final_vref = {
  18                 [CHANNEL_A] = {0x56, 0x56},
  19                 [CHANNEL_B] = {0x56, 0x56}
  20         },
  21         .emi_cona_val = 0xF053F154,
  22         .emi_conh_val = 0x44440003,
  23         .emi_conf_val = 0x00421000,
  24         .chn_emi_cona_val = {0x0444F051, 0x0444F051},
  25         .cbt_mode_extern = CBT_NORMAL_MODE,
  26         .delay_cell_unit = 868,
  27 };