src/mainboard/google/dedede/variants/drawcia/variant.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <acpi/acpi.h>
   4 #include <baseboard/variants.h>
   5 #include <delay.h>
   6 #include <drivers/intel/gma/opregion.h>
   7 #include <fw_config.h>
   8 #include <gpio.h>
   9 #include <sar.h>
  10 #include <ec/google/chromeec/ec.h>
  11
  12 enum {
  13         OSCINO_SKU_START   = 0x40004,
  14         OSCINO_SKU_END     = 0x40005,
  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 (fw_config_probe(FW_CONFIG(TABLETMODE, TABLETMODE_ENABLED))) {
  22                 if (sku_id >= OSCINO_SKU_START && sku_id <= OSCINO_SKU_END)
  23                         return "wifi_sar-oscino.hex";
  24                 else
  25                         return "wifi_sar-drawcia.hex";
  26         }
  27
  28         return WIFI_SAR_CBFS_DEFAULT_FILENAME;
  29 }
  30
  31 const char *mainboard_vbt_filename(void)
  32 {
  33         if (fw_config_probe(FW_CONFIG(DB_PORTS, DB_PORTS_1A_HDMI)) ||
  34                 fw_config_probe(FW_CONFIG(DB_PORTS, DB_PORTS_1A_HDMI_LTE)))
  35                 return "vbt_drawman.bin";
  36
  37         return "vbt.bin";
  38 }
  39
  40 static void power_off_lte_module(void)
  41 {
  42         gpio_output(GPP_H0, 0);
  43         gpio_output(GPP_H17, 0);
  44         mdelay(20);
  45         gpio_output(GPP_A10, 0);
  46 }
  47
  48 void variant_smi_sleep(u8 slp_typ)
  49 {
  50         /*
  51          * Once the FW_CONFIG is provisioned, power off LTE module only under
  52          * the situation where it is stuffed.
  53          */
  54         if (slp_typ == ACPI_S5)
  55                 power_off_lte_module();
  56 }