src/mainboard/google/brya/variants/riven/variant.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <baseboard/variants.h>
   4 #include <boardid.h>
   5 #include <fw_config.h>
   6 #include <sar.h>
   7 #include <stdio.h>
   8
   9 const char *get_wifi_sar_cbfs_filename(void)
  10 {
  11         uint64_t type = fw_config_get_field(FW_CONFIG_FIELD(WIFI_TYPE));
  12         uint64_t sar_id = fw_config_get_field(FW_CONFIG_FIELD(WIFI_SAR_ID));
  13         static char filename[20];
  14
  15         if (type == UNDEFINED_FW_CONFIG || sar_id == UNDEFINED_FW_CONFIG) {
  16                 printk(BIOS_WARNING, "fw_config unprovisioned, set sar filename to NULL\n");
  17                 return NULL;
  18         }
  19
  20         printk(BIOS_INFO, "Use wifi_sar_%lld.hex.\n", type << 3 | sar_id);
  21         if (snprintf(filename, sizeof(filename), "wifi_sar_%lld.hex", type << 3 | sar_id) < 0) {
  22                 printk(BIOS_ERR, "Error occurred with snprintf, set sar filename to NULL\n");
  23                 return NULL;
  24         }
  25         return filename;
  26 }
  27
  28 void variant_update_soc_chip_config(struct soc_intel_alderlake_config *config)
  29 {
  30         const uint32_t id = board_id();
  31         if (id != BOARD_ID_UNKNOWN && id >= 2) /* proto1 = 0, proto2 = 1 */
  32                 return;
  33
  34         config->ext_fivr_settings.configure_ext_fivr = 1;
  35         config->ext_fivr_settings.v1p05_enable_bitmap =
  36                         FIVR_ENABLE_ALL_SX & ~FIVR_ENABLE_S0;
  37         config->ext_fivr_settings.vnn_enable_bitmap =
  38                         FIVR_ENABLE_ALL_SX;
  39         config->ext_fivr_settings.vnn_sx_enable_bitmap =
  40                         FIVR_ENABLE_ALL_SX;
  41         config->ext_fivr_settings.v1p05_supported_voltage_bitmap =
  42                         FIVR_VOLTAGE_NORMAL;
  43         config->ext_fivr_settings.vnn_supported_voltage_bitmap =
  44                         FIVR_VOLTAGE_MIN_ACTIVE;
  45         config->ext_fivr_settings.v1p05_voltage_mv = 1050;
  46         config->ext_fivr_settings.vnn_voltage_mv = 780;
  47         config->ext_fivr_settings.vnn_sx_voltage_mv = 1050;
  48         config->ext_fivr_settings.v1p05_icc_max_ma = 500;
  49         config->ext_fivr_settings.vnn_icc_max_ma = 500;
  50         printk(BIOS_INFO, "Configured External FIVR\n");
  51 }