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

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2
   3 #include <fw_config.h>
   4 #include <baseboard/variants.h>
   5 #include <baseboard/gpio.h>
   6 #include <console/console.h>
   7 #include <drivers/intel/gma/opregion.h>
   8 #include <sar.h>
   9 #include <delay.h>
  10
  11 #define FM350_RST_DEALY_MS 20
  12 #define FM350_PERST_DEALY_MS 30
  13
  14 static const struct pad_config fm350_rst_pad[] = {
  15         /* F12 : WWAN_RST_L */
  16         PAD_CFG_GPO_LOCK(GPP_F12, 1, LOCK_CONFIG),
  17 };
  18 static const struct pad_config fm350_perst_pad[] = {
  19         /* H21 : WWAN_PERST */
  20         PAD_CFG_GPO(GPP_H21, 1, DEEP),
  21 };
  22
  23 void variant_update_soc_chip_config(struct soc_intel_alderlake_config *config)
  24 {
  25         // Configure external V1P05/Vnn/VnnSx Rails for Pujjo, Pujjoflex
  26         if (fw_config_probe(FW_CONFIG(EXT_VR, EXT_VR_PRESENT))) {
  27                 config->ext_fivr_settings.configure_ext_fivr = 1;
  28
  29                 config->ext_fivr_settings.v1p05_enable_bitmap =
  30                                 FIVR_ENABLE_ALL_SX & ~FIVR_ENABLE_S0;
  31
  32                 config->ext_fivr_settings.vnn_enable_bitmap =
  33                                 FIVR_ENABLE_ALL_SX;
  34
  35                 config->ext_fivr_settings.vnn_sx_enable_bitmap =
  36                                 FIVR_ENABLE_ALL_SX;
  37
  38                 config->ext_fivr_settings.v1p05_supported_voltage_bitmap =
  39                                 FIVR_VOLTAGE_NORMAL;
  40
  41                 config->ext_fivr_settings.vnn_supported_voltage_bitmap =
  42                                 FIVR_VOLTAGE_MIN_ACTIVE;
  43
  44                 config->ext_fivr_settings.v1p05_voltage_mv = 1050;
  45                 config->ext_fivr_settings.vnn_voltage_mv = 780;
  46                 config->ext_fivr_settings.vnn_sx_voltage_mv = 1050;
  47                 config->ext_fivr_settings.v1p05_icc_max_ma = 500;
  48                 config->ext_fivr_settings.vnn_icc_max_ma = 500;
  49         }
  50 }
  51
  52 const char *get_wifi_sar_cbfs_filename(void)
  53 {
  54         return get_wifi_sar_fw_config_filename(FW_CONFIG_FIELD(WIFI_SAR_ID));
  55 }
  56
  57 void variant_init(void)
  58 {
  59         if (fw_config_probe(FW_CONFIG(WWAN_5G, WWAN_5G_PRESENT))) {
  60                 /*
  61                  * FM350 power on seuqence:
  62                  * De-assert WWAN_EN -> 20ms -> de-assert WWAN_RST -> 30ms ->
  63                  * de-assert WWAN_PERST
  64                  * WWAN_EN is de-asserted in ramstage gpio configuration, de-assert
  65                  * WWAN_RST and WWAN_PERST here.
  66                  */
  67                 mdelay(FM350_RST_DEALY_MS);
  68                 gpio_configure_pads(fm350_rst_pad, ARRAY_SIZE(fm350_rst_pad));
  69                 mdelay(FM350_PERST_DEALY_MS);
  70                 gpio_configure_pads(fm350_perst_pad, ARRAY_SIZE(fm350_perst_pad));
  71         }
  72 }
  73
  74 const char *mainboard_vbt_filename(void)
  75 {
  76         if (fw_config_probe(FW_CONFIG(PANEL_IVO_BOE, IVO_BOE_PRESENT))) {
  77                 printk(BIOS_INFO, "Use vbt-pujjo1e.bin\n");
  78                 return "vbt-pujjo1e.bin";
  79         }
  80         printk(BIOS_INFO, "Use vbt.bin\n");
  81         return "vbt.bin";
  82 }