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

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2
   3 #include <baseboard/gpio.h>
   4 #include <baseboard/variants.h>
   5 #include <console/console.h>
   6 #include <fw_config.h>
   7
   8 static const struct pad_config lte_disable_pads[] = {
   9         /* A8  : WWAN_RF_DISABLE_ODL */
  10         PAD_NC(GPP_A8, NONE),
  11         /* A12 : WWAN_PCIE_WAKE_ODL */
  12         PAD_NC(GPP_A12, NONE),
  13         /* D5  : SRCCLKREQ0# ==> WWAN_CLKREQ_ODL */
  14         PAD_NC(GPP_D5, NONE),
  15         /* D6  : WWAN_EN */
  16         PAD_NC(GPP_D6, NONE),
  17         /* D15  : EN_PP2800_WCAM_X ==> WWAN_SAR_DETECT_2_ODL */
  18         PAD_NC(GPP_D15, NONE),
  19         /* F12 : WWAN_RST_L */
  20         PAD_NC_LOCK(GPP_F12, NONE, LOCK_CONFIG),
  21         /* H19 : SOC_I2C_SUB_INT_ODL */
  22         PAD_NC(GPP_H19, NONE),
  23         /* H21  : WCAM_MCLK_R ==> WWAN_PERST_L */
  24         PAD_NC_LOCK(GPP_H21, NONE, LOCK_CONFIG),
  25         /* H23 : WWAN_SAR_DETECT_ODL */
  26         PAD_NC(GPP_H23, NONE),
  27 };
  28
  29 static const struct pad_config sd_disable_pads[] = {
  30         /* D8  : SD_CLKREQ_ODL */
  31         PAD_NC(GPP_D8, NONE),
  32         /* H12 : SD_PERST_L */
  33         PAD_NC_LOCK(GPP_H12, NONE, LOCK_CONFIG),
  34         /* H13 : EN_PP3300_SD_X */
  35         PAD_NC_LOCK(GPP_H13, NONE, LOCK_CONFIG),
  36 };
  37
  38 static const struct pad_config stylus_disable_pads[] = {
  39         /* F13 : SOC_PEN_DETECT_R_ODL */
  40         PAD_NC_LOCK(GPP_F13, NONE, LOCK_CONFIG),
  41         /* F15 : SOC_PEN_DETECT_ODL */
  42         PAD_NC_LOCK(GPP_F15, NONE, LOCK_CONFIG),
  43 };
  44
  45 void fw_config_gpio_padbased_override(struct pad_config *padbased_table)
  46 {
  47         if (fw_config_probe(FW_CONFIG(LTE, LTE_ABSENT)) && fw_config_probe(FW_CONFIG(WWAN_5G, WWAN_5G_ABSENT))
  48         && fw_config_probe(FW_CONFIG(LTE_EM060, LTE_EM060_ABSENT))) {
  49                 printk(BIOS_INFO, "Disable LTE-related GPIO pins.\n");
  50                 gpio_padbased_override(padbased_table, lte_disable_pads,
  51                                                 ARRAY_SIZE(lte_disable_pads));
  52         }
  53
  54         if (fw_config_probe(FW_CONFIG(SD_CARD, SD_ABSENT))) {
  55                 printk(BIOS_INFO, "Disable SD card GPIO pins.\n");
  56                 gpio_padbased_override(padbased_table, sd_disable_pads,
  57                                                 ARRAY_SIZE(sd_disable_pads));
  58         }
  59
  60         if (fw_config_probe(FW_CONFIG(STYLUS, STYLUS_ABSENT))) {
  61                 printk(BIOS_INFO, "Disable Stylus GPIO pins.\n");
  62                 gpio_padbased_override(padbased_table, stylus_disable_pads,
  63                                                 ARRAY_SIZE(stylus_disable_pads));
  64         }
  65 }