| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <baseboard/variants.h> |
| #include <ec/google/chromeec/ec.h> |
| #include <bootstate.h> |
| #include <console/console.h> |
| #include <fw_config.h> |
| #include <gpio.h> |
| |
| #define GPIO_PADBASED_OVERRIDE(b, a) gpio_padbased_override(b, a, ARRAY_SIZE(a)) |
| |
| static const struct pad_config dmic_disable_pads[] = { |
| PAD_NC(GPP_S02, NONE), |
| PAD_NC(GPP_S03, NONE), |
| PAD_NC(GPP_S06, NONE), |
| PAD_NC(GPP_S07, NONE), |
| }; |
| |
| static const struct pad_config i2s_disable_pads[] = { |
| PAD_NC(GPP_D09, NONE), |
| PAD_NC(GPP_D10, NONE), |
| PAD_NC(GPP_D11, NONE), |
| PAD_NC(GPP_D12, DN_20K), |
| PAD_NC(GPP_D13, NONE), |
| PAD_NC(GPP_D14, NONE), |
| PAD_NC(GPP_D15, NONE), |
| PAD_NC(GPP_D16, NONE), |
| PAD_NC(GPP_D17, NONE), |
| }; |
| |
| |
| static const struct pad_config bt_i2s_enable_pads[] = { |
| /* GPP_V30 : [] ==> BT_I2S_BCLK */ |
| PAD_CFG_NF(GPP_VGPIO30, NONE, DEEP, NF2), |
| /* GPP_V31 : [] ==> BT_I2S_SYNC */ |
| PAD_CFG_NF(GPP_VGPIO31, NONE, DEEP, NF2), |
| /* GPP_V32 : [] ==> BT_I2S_SDO */ |
| PAD_CFG_NF(GPP_VGPIO32, NONE, DEEP, NF2), |
| /* GPP_V33 : [] ==> BT_I2S_SDI */ |
| PAD_CFG_NF(GPP_VGPIO33, NONE, DEEP, NF2), |
| /* GPP_V34 : [] ==> SSP2_SCLK */ |
| PAD_CFG_NF(GPP_VGPIO34, NONE, DEEP, NF1), |
| /* GPP_V35 : [] ==> SSP2_SFRM */ |
| PAD_CFG_NF(GPP_VGPIO35, NONE, DEEP, NF1), |
| /* GPP_V36 : [] ==> SSP_TXD */ |
| PAD_CFG_NF(GPP_VGPIO36, NONE, DEEP, NF1), |
| /* GPP_V37 : [] ==> SSP_RXD */ |
| PAD_CFG_NF(GPP_VGPIO37, NONE, DEEP, NF1), |
| }; |
| |
| static const struct pad_config bt_i2s_disable_pads[] = { |
| /* GPP_V30 : [] ==> BT_I2S_BCLK */ |
| PAD_NC(GPP_VGPIO30, NONE), |
| /* GPP_V31 : [] ==> BT_I2S_SYNC */ |
| PAD_NC(GPP_VGPIO31, NONE), |
| /* GPP_V32 : [] ==> BT_I2S_SDO */ |
| PAD_NC(GPP_VGPIO32, NONE), |
| /* GPP_V33 : [] ==> BT_I2S_SDI */ |
| PAD_NC(GPP_VGPIO33, NONE), |
| /* GPP_V34 : [] ==> SSP2_SCLK */ |
| PAD_NC(GPP_VGPIO34, NONE), |
| /* GPP_V35 : [] ==> SSP2_SFRM */ |
| PAD_NC(GPP_VGPIO35, NONE), |
| /* GPP_V36 : [] ==> SSP_TXD */ |
| PAD_NC(GPP_VGPIO36, NONE), |
| /* GPP_V37 : [] ==> SSP_RXD */ |
| PAD_NC(GPP_VGPIO37, NONE), |
| }; |
| |
| static const struct pad_config usb_oc2_gpio_pads[] = { |
| PAD_CFG_NF_LOCK(GPP_B14, UP_20K, NF1, LOCK_CONFIG), |
| }; |
| |
| void fw_config_gpio_padbased_override(struct pad_config *padbased_table) |
| { |
| uint32_t id = 0; |
| google_chromeec_get_board_version(&id); |
| if (id == 2 || id == 1) { |
| printk(BIOS_INFO, "Configure GPIOs for evt and dvt1.\n"); |
| GPIO_PADBASED_OVERRIDE(padbased_table, usb_oc2_gpio_pads); |
| } |
| |
| if (!fw_config_is_provisioned()) { |
| GPIO_PADBASED_OVERRIDE(padbased_table, i2s_disable_pads); |
| GPIO_PADBASED_OVERRIDE(padbased_table, dmic_disable_pads); |
| GPIO_PADBASED_OVERRIDE(padbased_table, bt_i2s_disable_pads); |
| return; |
| } |
| |
| if (fw_config_probe(FW_CONFIG(AUDIO, AUDIO_UNKNOWN))) { |
| printk(BIOS_INFO, "Configure GPIOs for no audio.\n"); |
| GPIO_PADBASED_OVERRIDE(padbased_table, i2s_disable_pads); |
| GPIO_PADBASED_OVERRIDE(padbased_table, dmic_disable_pads); |
| GPIO_PADBASED_OVERRIDE(padbased_table, bt_i2s_disable_pads); |
| } else if (fw_config_probe(FW_CONFIG(AUDIO, ALC1019_ALC5682I_I2S))) { |
| printk(BIOS_INFO, "Configure GPIOs for BT offload mode.\n"); |
| GPIO_PADBASED_OVERRIDE(padbased_table, bt_i2s_enable_pads); |
| } |
| } |