| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <baseboard/variants.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 sndw_disable_pads[] = { |
| PAD_NC(GPP_S00, NONE), |
| PAD_NC(GPP_S01, NONE), |
| PAD_NC(GPP_S04, NONE), |
| PAD_NC(GPP_S05, 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), |
| }; |
| |
| void fw_config_gpio_padbased_override(struct pad_config *padbased_table) |
| { |
| 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, sndw_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, sndw_disable_pads); |
| } else if (fw_config_probe(FW_CONFIG(AUDIO, MAX98363_CS42L42_SNDW))) { |
| printk(BIOS_INFO, "Configure GPIOs for SoundWire audio.\n"); |
| GPIO_PADBASED_OVERRIDE(padbased_table, i2s_disable_pads); |
| } else if (fw_config_probe(FW_CONFIG(AUDIO, MAX98360_ALC5682I_I2S))) { |
| printk(BIOS_INFO, "Configure GPIOs for I2S audio.\n"); |
| GPIO_PADBASED_OVERRIDE(padbased_table, sndw_disable_pads); |
| } |
| } |