src/mainboard/google/octopus/variants/bobba/variant.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <acpi/acpi.h>
   4 #include <sar.h>
   5 #include <baseboard/variants.h>
   6 #include <gpio.h>
   7 #include <ec/google/chromeec/ec.h>
   8 #include <soc/intel/apollolake/chip.h>
   9
  10 enum {
  11         SKU_37_DROID = 37, /* LTE */
  12         SKU_38_DROID = 38, /* LTE + Touch */
  13         SKU_39_DROID = 39, /* LTE + KB backlight*/
  14         SKU_40_DROID = 40, /* LTE + Touch + KB backlight*/
  15 };
  16
  17 const char *get_wifi_sar_cbfs_filename(void)
  18 {
  19         uint32_t sku_id = google_chromeec_get_board_sku();
  20
  21         if (sku_id >= 33 && sku_id <= 44)
  22                 return "wifi_sar-droid.hex";
  23
  24         return WIFI_SAR_CBFS_DEFAULT_FILENAME;
  25 }
  26
  27 void variant_smi_sleep(u8 slp_typ)
  28 {
  29         /* Currently use cases here all target to S5 therefore we do early return
  30          * here for saving one transaction to the EC for getting SKU ID. */
  31         if (slp_typ != ACPI_S5)
  32                 return;
  33
  34         switch (google_chromeec_get_board_sku()) {
  35         case SKU_37_DROID:
  36         case SKU_38_DROID:
  37         case SKU_39_DROID:
  38         case SKU_40_DROID:
  39                 power_off_lte_module();
  40                 return;
  41         default:
  42                 return;
  43         }
  44 }
  45
  46 void variant_update_devtree(struct device *dev)
  47 {
  48         struct soc_intel_apollolake_config *cfg = NULL;
  49
  50         cfg = (struct soc_intel_apollolake_config *)dev->chip_info;
  51
  52         if (cfg != NULL && (cfg->disable_xhci_lfps_pm != 1)) {
  53                 switch (google_chromeec_get_board_sku()) {
  54                 case 37:
  55                 case 38:
  56                 case 39:
  57                 case 40:
  58                         cfg->disable_xhci_lfps_pm = 1;
  59                         return;
  60                 default:
  61                         return;
  62                 }
  63         }
  64 }