src/mainboard/google/brya/variants/trulo/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 emmc_disable_pads[] = {
   9         /* I7  : EMMC_CMD */
  10         PAD_NC(GPP_I7, NONE),
  11         /* I8  : EMMC_D0 */
  12         PAD_NC(GPP_I8, NONE),
  13         /* I9  : EMMC_D1 */
  14         PAD_NC(GPP_I9, NONE),
  15         /* I10 : EMMC_D2 */
  16         PAD_NC(GPP_I10, NONE),
  17         /* I11 : EMMC_D3 */
  18         PAD_NC(GPP_I11, NONE),
  19         /* I12 : EMMC_D4 */
  20         PAD_NC(GPP_I12, NONE),
  21         /* I13 : EMMC_D5 */
  22         PAD_NC(GPP_I13, NONE),
  23         /* I14 : EMMC_D6 */
  24         PAD_NC(GPP_I14, NONE),
  25         /* I15 : EMMC_D7 */
  26         PAD_NC(GPP_I15, NONE),
  27         /* I16 : EMMC_RCLK */
  28         PAD_NC(GPP_I16, NONE),
  29         /* I17 : EMMC_CLK */
  30         PAD_NC(GPP_I17, NONE),
  31         /* I18 : EMMC_RST_L */
  32         PAD_NC(GPP_I18, NONE),
  33 };
  34
  35 void fw_config_gpio_padbased_override(struct pad_config *padbased_table)
  36 {
  37         if (!fw_config_is_provisioned()) {
  38                 printk(BIOS_WARNING, "FW_CONFIG is not provisioned. Exiting...\n");
  39                 return;
  40         }
  41
  42         if (!fw_config_probe(FW_CONFIG(STORAGE, STORAGE_UNKNOWN))) {
  43                 if (!fw_config_probe(FW_CONFIG(STORAGE, STORAGE_EMMC))) {
  44                         printk(BIOS_INFO, "Disable eMMC GPIO pins.\n");
  45                         gpio_padbased_override(padbased_table, emmc_disable_pads,
  46                                                 ARRAY_SIZE(emmc_disable_pads));
  47                 }
  48         }
  49 }