src/mainboard/google/brya/variants/yavilla/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
   9 static const struct pad_config lte_disable_pads[] = {
  10         /* A8  : WWAN_RF_DISABLE_ODL */
  11         PAD_NC(GPP_A8, NONE),
  12         /* D6  : WWAN_EN */
  13         PAD_NC(GPP_D6, NONE),
  14         /* F12 : WWAN_RST_L */
  15         PAD_NC(GPP_F12, NONE),
  16         /* H23 : WWAN_SAR_DETECT_ODL */
  17         PAD_NC(GPP_H23, NONE),
  18 };
  19
  20 static const struct pad_config wfc_disable_pads[] = {
  21         /* D3  : WCAM_RST_L */
  22         PAD_NC_LOCK(GPP_D3, NONE, LOCK_CONFIG),
  23         /* D15 : EN_PP2800_WCAM_X */
  24         PAD_NC_LOCK(GPP_D15, NONE, LOCK_CONFIG),
  25         /* D16 : EN_PP1800_PP1200_WCAM_X */
  26         PAD_NC_LOCK(GPP_D16, NONE, LOCK_CONFIG),
  27         /* H22 : WCAM_MCLK_R */
  28         PAD_NC(GPP_H22, NONE),
  29         /* R6 : DMIC_WCAM_CLK_R */
  30         PAD_NC(GPP_R6, NONE),
  31         /* R7 : DMIC_WCAM_DATA */
  32         PAD_NC(GPP_R7, NONE),
  33 };
  34
  35 static const struct pad_config emmc_disable_pads[] = {
  36         /* I7  : EMMC_CMD */
  37         PAD_NC(GPP_I7, NONE),
  38         /* I8  : EMMC_D0 */
  39         PAD_NC(GPP_I8, NONE),
  40         /* I9  : EMMC_D1 */
  41         PAD_NC(GPP_I9, NONE),
  42         /* I10 : EMMC_D2 */
  43         PAD_NC(GPP_I10, NONE),
  44         /* I11 : EMMC_D3 */
  45         PAD_NC(GPP_I11, NONE),
  46         /* I12 : EMMC_D4 */
  47         PAD_NC(GPP_I12, NONE),
  48         /* I13 : EMMC_D5 */
  49         PAD_NC(GPP_I13, NONE),
  50         /* I14 : EMMC_D6 */
  51         PAD_NC(GPP_I14, NONE),
  52         /* I15 : EMMC_D7 */
  53         PAD_NC(GPP_I15, NONE),
  54         /* I16 : EMMC_RCLK */
  55         PAD_NC(GPP_I16, NONE),
  56         /* I17 : EMMC_CLK */
  57         PAD_NC(GPP_I17, NONE),
  58         /* I18 : EMMC_RST_L */
  59         PAD_NC(GPP_I18, NONE),
  60 };
  61
  62 static const struct pad_config stylus_disable_pads[] = {
  63         /* F13 : SOC_PEN_DETECT_R_ODL */
  64         PAD_NC_LOCK(GPP_F13, NONE, LOCK_CONFIG),
  65         /* F15 : SOC_PEN_DETECT_ODL */
  66         PAD_NC_LOCK(GPP_F15, NONE, LOCK_CONFIG),
  67 };
  68
  69 static const struct pad_config disable_wifi_pch_susclk[] = {
  70         /* GPD8 ==> NC */
  71         PAD_NC(GPD8, NONE),
  72 };
  73
  74 void fw_config_gpio_padbased_override(struct pad_config *padbased_table)
  75 {
  76         if (!fw_config_probe(FW_CONFIG(DB_USB, DB_1C_LTE))) {
  77                 printk(BIOS_INFO, "Disable LTE-related GPIO pins.\n");
  78                 gpio_padbased_override(padbased_table, lte_disable_pads,
  79                                        ARRAY_SIZE(lte_disable_pads));
  80         }
  81         if (fw_config_probe(FW_CONFIG(WFC, WFC_ABSENT))) {
  82                 printk(BIOS_INFO, "Disable MIPI WFC GPIO pins.\n");
  83                 gpio_padbased_override(padbased_table, wfc_disable_pads,
  84                                        ARRAY_SIZE(wfc_disable_pads));
  85         }
  86         if (fw_config_is_provisioned() && !fw_config_probe(FW_CONFIG(STORAGE, STORAGE_EMMC))) {
  87                 printk(BIOS_INFO, "Disable eMMC GPIO pins.\n");
  88                 gpio_padbased_override(padbased_table, emmc_disable_pads,
  89                                        ARRAY_SIZE(emmc_disable_pads));
  90         }
  91         if (fw_config_probe(FW_CONFIG(STYLUS, STYLUS_ABSENT))) {
  92                 printk(BIOS_INFO, "Disable Stylus GPIO pins.\n");
  93                 gpio_padbased_override(padbased_table, stylus_disable_pads,
  94                                        ARRAY_SIZE(stylus_disable_pads));
  95         }
  96         if (fw_config_probe(FW_CONFIG(WIFI_SAR_ID, SAR_ID_3))) {
  97                 printk(BIOS_INFO, "Disable PCH SUSCLK.\n");
  98                 gpio_padbased_override(padbased_table, disable_wifi_pch_susclk,
  99                                         ARRAY_SIZE(disable_wifi_pch_susclk));
 100         }
 101 }