diff options
Diffstat (limited to 'src/soc/intel/cannonlake/nhlt.c')
| -rw-r--r-- | src/soc/intel/cannonlake/nhlt.c | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/src/soc/intel/cannonlake/nhlt.c b/src/soc/intel/cannonlake/nhlt.c new file mode 100644 index 0000000000..9ca54eb09b --- /dev/null +++ b/src/soc/intel/cannonlake/nhlt.c @@ -0,0 +1,212 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2017 Intel Corp. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <console/console.h> +#include <nhlt.h> +#include <soc/nhlt.h> + +static const struct nhlt_format_config dmic_1ch_formats[] = { + /* 48 KHz 16-bits per sample. */ + { + .num_channels = 1, + .sample_freq_khz = 48, + .container_bits_per_sample = 16, + .valid_bits_per_sample = 16, + .settings_file = "dmic-1ch-48khz-16b.bin", + }, +}; + +static const struct nhlt_dmic_array_config dmic_1ch_mic_config = { + .tdm_config = { + .config_type = NHLT_TDM_MIC_ARRAY, + }, + .array_type = NHLT_MIC_ARRAY_VENDOR_DEFINED, +}; + +static const struct nhlt_endp_descriptor dmic_1ch_descriptors[] = { + { + .link = NHLT_LINK_PDM, + .device = NHLT_PDM_DEV, + .direction = NHLT_DIR_CAPTURE, + .vid = NHLT_VID, + .did = NHLT_DID_DMIC, + .cfg = &dmic_1ch_mic_config, + .cfg_size = sizeof(dmic_1ch_mic_config), + .formats = dmic_1ch_formats, + .num_formats = ARRAY_SIZE(dmic_1ch_formats), + }, +}; + +static const struct nhlt_format_config dmic_2ch_formats[] = { + /* 48 KHz 16-bits per sample. */ + { + .num_channels = 2, + .sample_freq_khz = 48, + .container_bits_per_sample = 16, + .valid_bits_per_sample = 16, + .settings_file = "dmic-2ch-48khz-16b.bin", + }, +}; + +static const struct nhlt_dmic_array_config dmic_2ch_mic_config = { + .tdm_config = { + .config_type = NHLT_TDM_MIC_ARRAY, + }, + .array_type = NHLT_MIC_ARRAY_2CH_SMALL, +}; + +static const struct nhlt_endp_descriptor dmic_2ch_descriptors[] = { + { + .link = NHLT_LINK_PDM, + .device = NHLT_PDM_DEV, + .direction = NHLT_DIR_CAPTURE, + .vid = NHLT_VID, + .did = NHLT_DID_DMIC, + .cfg = &dmic_2ch_mic_config, + .cfg_size = sizeof(dmic_2ch_mic_config), + .formats = dmic_2ch_formats, + .num_formats = ARRAY_SIZE(dmic_2ch_formats), + }, +}; + +static const struct nhlt_format_config dmic_4ch_formats[] = { + /* 48 KHz 16-bits per sample. */ + { + .num_channels = 4, + .sample_freq_khz = 48, + .container_bits_per_sample = 16, + .valid_bits_per_sample = 16, + .settings_file = "dmic-4ch-48khz-16b.bin", + }, +}; + +static const struct nhlt_dmic_array_config dmic_4ch_mic_config = { + .tdm_config = { + .config_type = NHLT_TDM_MIC_ARRAY, + }, + .array_type = NHLT_MIC_ARRAY_4CH_L_SHAPED, +}; + +static const struct nhlt_endp_descriptor dmic_4ch_descriptors[] = { + { + .link = NHLT_LINK_PDM, + .device = NHLT_PDM_DEV, + .direction = NHLT_DIR_CAPTURE, + .vid = NHLT_VID, + .did = NHLT_DID_DMIC, + .cfg = &dmic_4ch_mic_config, + .cfg_size = sizeof(dmic_4ch_mic_config), + .formats = dmic_4ch_formats, + .num_formats = ARRAY_SIZE(dmic_4ch_formats), + }, +}; + +static const struct nhlt_format_config da7219_formats[] = { + /* 48 KHz 24-bits per sample. */ + { + .num_channels = 2, + .sample_freq_khz = 48, + .container_bits_per_sample = 32, + .valid_bits_per_sample = 24, + .settings_file = "dialog-2ch-48khz-24b.bin", + }, +}; + +static const struct nhlt_tdm_config tdm_config = { + .virtual_slot = 0, + .config_type = NHLT_TDM_BASIC, +}; + +static const struct nhlt_endp_descriptor da7219_descriptors[] = { + /* Render Endpoint */ + { + .link = NHLT_LINK_SSP, + .device = NHLT_SSP_DEV_I2S, + .direction = NHLT_DIR_RENDER, + .vid = NHLT_VID, + .did = NHLT_DID_SSP, + .cfg = &tdm_config, + .cfg_size = sizeof(tdm_config), + .formats = da7219_formats, + .num_formats = ARRAY_SIZE(da7219_formats), + }, + /* Capture Endpoint */ + { + .link = NHLT_LINK_SSP, + .device = NHLT_SSP_DEV_I2S, + .direction = NHLT_DIR_CAPTURE, + .vid = NHLT_VID, + .did = NHLT_DID_SSP, + .cfg = &tdm_config, + .cfg_size = sizeof(tdm_config), + .formats = da7219_formats, + .num_formats = ARRAY_SIZE(da7219_formats), + }, +}; + +static const struct nhlt_format_config max98357_formats[] = { + /* 48 KHz 24-bits per sample. */ + { + .num_channels = 2, + .sample_freq_khz = 48, + .container_bits_per_sample = 32, + .valid_bits_per_sample = 24, + .settings_file = "max98357-render-2ch-48khz-24b.bin", + }, +}; + +static const struct nhlt_endp_descriptor max98357_descriptors[] = { + { + .link = NHLT_LINK_SSP, + .device = NHLT_SSP_DEV_I2S, + .direction = NHLT_DIR_RENDER, + .vid = NHLT_VID, + .did = NHLT_DID_SSP, + .formats = max98357_formats, + .num_formats = ARRAY_SIZE(max98357_formats), + }, +}; + +int nhlt_soc_add_dmic_array(struct nhlt *nhlt, int num_channels) +{ + switch (num_channels) { + case 1: + return nhlt_add_endpoints(nhlt, dmic_1ch_descriptors, + ARRAY_SIZE(dmic_1ch_descriptors)); + case 2: + return nhlt_add_endpoints(nhlt, dmic_2ch_descriptors, + ARRAY_SIZE(dmic_2ch_descriptors)); + case 4: + return nhlt_add_endpoints(nhlt, dmic_4ch_descriptors, + ARRAY_SIZE(dmic_4ch_descriptors)); + default: + return -1; + } +} + +int nhlt_soc_add_da7219(struct nhlt *nhlt, int hwlink) +{ + /* Virtual bus id of SSP links are the hardware port ids proper. */ + return nhlt_add_ssp_endpoints(nhlt, hwlink, da7219_descriptors, + ARRAY_SIZE(da7219_descriptors)); +} + +int nhlt_soc_add_max98357(struct nhlt *nhlt, int hwlink) +{ + /* Virtual bus id of SSP links are the hardware port ids proper. */ + return nhlt_add_ssp_endpoints(nhlt, hwlink, max98357_descriptors, + ARRAY_SIZE(max98357_descriptors)); +} |