| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| |
| #include <baseboard/gpio.h> |
| #include <baseboard/variants.h> |
| #include <console/console.h> |
| #include <fw_config.h> |
| |
| static const struct pad_config lte_disable_pads_yavilla[] = { |
| /* A8 : WWAN_RF_DISABLE_ODL */ |
| PAD_NC(GPP_A8, NONE), |
| /* D6 : WWAN_EN */ |
| PAD_NC(GPP_D6, NONE), |
| /* F12 : WWAN_RST_L */ |
| PAD_NC(GPP_F12, NONE), |
| /* H23 : WWAN_SAR_DETECT_ODL */ |
| PAD_NC(GPP_H23, NONE), |
| }; |
| |
| static const struct pad_config emmc_disable_pads[] = { |
| /* I7 : EMMC_CMD */ |
| PAD_NC(GPP_I7, NONE), |
| /* I8 : EMMC_D0 */ |
| PAD_NC(GPP_I8, NONE), |
| /* I9 : EMMC_D1 */ |
| PAD_NC(GPP_I9, NONE), |
| /* I10 : EMMC_D2 */ |
| PAD_NC(GPP_I10, NONE), |
| /* I11 : EMMC_D3 */ |
| PAD_NC(GPP_I11, NONE), |
| /* I12 : EMMC_D4 */ |
| PAD_NC(GPP_I12, NONE), |
| /* I13 : EMMC_D5 */ |
| PAD_NC(GPP_I13, NONE), |
| /* I14 : EMMC_D6 */ |
| PAD_NC(GPP_I14, NONE), |
| /* I15 : EMMC_D7 */ |
| PAD_NC(GPP_I15, NONE), |
| /* I16 : EMMC_RCLK */ |
| PAD_NC(GPP_I16, NONE), |
| /* I17 : EMMC_CLK */ |
| PAD_NC(GPP_I17, NONE), |
| /* I18 : EMMC_RST_L */ |
| PAD_NC(GPP_I18, NONE), |
| }; |
| |
| static const struct pad_config stylus_disable_pads[] = { |
| /* F13 : SOC_PEN_DETECT_R_ODL */ |
| PAD_NC_LOCK(GPP_F13, NONE, LOCK_CONFIG), |
| /* F15 : SOC_PEN_DETECT_ODL */ |
| PAD_NC_LOCK(GPP_F15, NONE, LOCK_CONFIG), |
| }; |
| |
| static const struct pad_config sd_disable_pads[] = { |
| /* D8 : SD_CLKREQ_ODL */ |
| PAD_NC(GPP_D8, NONE), |
| /* D17 : SD_WAKE_N */ |
| PAD_NC_LOCK(GPP_D17, NONE, LOCK_CONFIG), |
| /* H12 : SD_PERST_L */ |
| PAD_NC_LOCK(GPP_H12, NONE, LOCK_CONFIG), |
| /* H13 : EN_PP3300_SD_X */ |
| PAD_NC_LOCK(GPP_H13, NONE, LOCK_CONFIG), |
| }; |
| |
| static const struct pad_config disable_wifi_pch_susclk[] = { |
| /* GPD8 ==> NC */ |
| PAD_NC(GPD8, NONE), |
| }; |
| |
| static const struct pad_config disable_usbc1_pins[] = { |
| /* GPP_A21: USB_C1_AUX_DC_P => NC */ |
| PAD_NC(GPP_A21, NONE), |
| /* GPP_A22: USB_C1_AUX_DC_N => NC */ |
| PAD_NC(GPP_A22, NONE), |
| }; |
| |
| void fw_config_gpio_padbased_override(struct pad_config *padbased_table) |
| { |
| if (fw_config_is_provisioned() && !fw_config_probe(FW_CONFIG(STORAGE, STORAGE_EMMC))) { |
| printk(BIOS_INFO, "Disable eMMC GPIO pins.\n"); |
| gpio_padbased_override(padbased_table, emmc_disable_pads, |
| ARRAY_SIZE(emmc_disable_pads)); |
| } |
| if (fw_config_is_provisioned() && fw_config_probe(FW_CONFIG(DB_USB, DB_1A))) { |
| printk(BIOS_INFO, "Disable USBC1 AUX Pins.\n"); |
| gpio_padbased_override(padbased_table, disable_usbc1_pins, |
| ARRAY_SIZE(disable_usbc1_pins)); |
| } |
| if (!fw_config_probe(FW_CONFIG(DB_USB, DB_1C_LTE))) { |
| printk(BIOS_INFO, "Disable LTE-related GPIO pins on yavilla.\n"); |
| gpio_padbased_override(padbased_table, lte_disable_pads_yavilla, |
| ARRAY_SIZE(lte_disable_pads_yavilla)); |
| } |
| if (fw_config_probe(FW_CONFIG(STYLUS, STYLUS_ABSENT))) { |
| printk(BIOS_INFO, "Disable Stylus GPIO pins.\n"); |
| gpio_padbased_override(padbased_table, stylus_disable_pads, |
| ARRAY_SIZE(stylus_disable_pads)); |
| } |
| if (fw_config_probe(FW_CONFIG(SD_CARD, SD_ABSENT))) { |
| printk(BIOS_INFO, "Disable SD card GPIO pins.\n"); |
| gpio_padbased_override(padbased_table, sd_disable_pads, |
| ARRAY_SIZE(sd_disable_pads)); |
| } |
| /* SAR_ID_3 for MT7922 */ |
| if (fw_config_probe(FW_CONFIG(WIFI_SAR_ID, SAR_ID_3))) { |
| printk(BIOS_INFO, "Disable PCH SUSCLK.\n"); |
| gpio_padbased_override(padbased_table, disable_wifi_pch_susclk, |
| ARRAY_SIZE(disable_wifi_pch_susclk)); |
| } |
| } |