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

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <baseboard/variants.h>
   4 #include <fw_config.h>
   5 #include <sar.h>
   6 #include <soc/gpio_soc_defs.h>
   7 #include <intelblocks/graphics.h>
   8
   9 /* Per-pipe DDI Function Control 2 */
  10 #define TRANS_DDI_FUNC_CTL2_A                                   0x60404
  11 #define TRANS_DDI_AUDIO_MUTE_OVERRIDE_BITS_FIELDS               (3 << 6)
  12
  13 const char *get_wifi_sar_cbfs_filename(void)
  14 {
  15         return get_wifi_sar_fw_config_filename(FW_CONFIG_FIELD(WIFI));
  16 }
  17
  18 static const struct pad_config wifi_pcie_enable_pad[] = {
  19         /* H20 : IMGCLKOUT1 ==> WLAN_PERST_L */
  20         PAD_CFG_GPO(GPP_H20, 1, DEEP),
  21         /* B11 : NC ==> EN_PP3300_WLAN_X*/
  22         PAD_CFG_GPO(GPP_B11, 1, DEEP),
  23 };
  24
  25 void variant_update_soc_chip_config(struct soc_intel_alderlake_config *config)
  26 {
  27         if (!fw_config_probe(FW_CONFIG(WIFI, WIFI_6E))) {
  28                 printk(BIOS_INFO, "CNVi bluetooth disabled by fw_config\n");
  29                 config->cnvi_bt_core = false;
  30                 printk(BIOS_INFO, "CNVi bluetooth audio offload disabled by fw_config\n");
  31                 config->cnvi_bt_audio_offload = false;
  32         }
  33 }
  34
  35 void fw_config_gpio_padbased_override(struct pad_config *padbased_table)
  36 {
  37         if (fw_config_probe(FW_CONFIG(WIFI, WIFI_6_7921))
  38                 || fw_config_probe(FW_CONFIG(WIFI, WIFI_6_8852))) {
  39                 printk(BIOS_INFO, "Enable PCie based Wifi GPIO pins.\n");
  40                 gpio_padbased_override(padbased_table, wifi_pcie_enable_pad,
  41                                                 ARRAY_SIZE(wifi_pcie_enable_pad));
  42         }
  43 }
  44
  45 void variant_finalize(void)
  46 {
  47         /*
  48          * Panel CSOT MNB601LS1-3 will flicker once during enter Chrome login screen,
  49          * it is because it inserts 12 blank frames if it receives the unmute in VB-ID.
  50          *
  51          * Always override the mute in VB-ID to avoid Tcon EC detected the
  52          * audiomute_flag change.
  53          */
  54         graphics_gtt_rmw(TRANS_DDI_FUNC_CTL2_A, ~TRANS_DDI_AUDIO_MUTE_OVERRIDE_BITS_FIELDS,
  55                 TRANS_DDI_AUDIO_MUTE_OVERRIDE_BITS_FIELDS);
  56 }