| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <commonlib/bsd/helpers.h> |
| #include <soc/nhlt.h> |
| |
| static const struct nhlt_format_config max98927_render_formats[] = { |
| /* 48 KHz 16-bits per sample. */ |
| { |
| .num_channels = 2, |
| .sample_freq_khz = 48, |
| .container_bits_per_sample = 16, |
| .valid_bits_per_sample = 16, |
| .speaker_mask = SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT, |
| .settings_file = "max98927-render-2ch-48khz-16b.bin", |
| }, |
| }; |
| |
| static const struct nhlt_format_config max98927_capture_formats[] = { |
| /* 48 KHz 16-bits per sample. */ |
| { |
| .num_channels = 4, |
| .sample_freq_khz = 48, |
| .container_bits_per_sample = 32, |
| .valid_bits_per_sample = 16, |
| .speaker_mask = SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | |
| SPEAKER_BACK_LEFT | SPEAKER_BACK_RIGHT, |
| .settings_file = "max98927-render-2ch-48khz-16b.bin", |
| }, |
| }; |
| |
| static struct nhlt_feedback_config render_config = { |
| .tdm_config = { |
| .virtual_slot = 0x0, |
| .config_type = NHLT_TDM_RENDER_FEEDBACK, |
| }, |
| .feedback_virtual_slot = 2, |
| .feedback_channels = 4, |
| .feedback_valid_bits_per_sample = 16, |
| }; |
| |
| static struct nhlt_feedback_config capture_config = { |
| .tdm_config = { |
| .virtual_slot = 0x2, |
| .config_type = NHLT_TDM_RENDER_FEEDBACK, |
| }, |
| .feedback_virtual_slot = 0, |
| .feedback_channels = 2, |
| .feedback_valid_bits_per_sample = 16, |
| }; |
| |
| |
| static struct nhlt_endp_descriptor max98927_descriptors[] = { |
| { |
| .link = NHLT_LINK_SSP, |
| .device = NHLT_SSP_DEV_I2S, |
| .direction = NHLT_DIR_RENDER, |
| .vid = NHLT_VID, |
| .did = NHLT_DID_SSP, |
| .cfg = &render_config, |
| .cfg_size = sizeof(render_config), |
| .formats = max98927_render_formats, |
| .num_formats = ARRAY_SIZE(max98927_render_formats), |
| }, |
| { |
| .link = NHLT_LINK_SSP, |
| .device = NHLT_SSP_DEV_I2S, |
| .direction = NHLT_DIR_CAPTURE, |
| .vid = NHLT_VID, |
| .did = NHLT_DID_SSP, |
| .cfg = &capture_config, |
| .cfg_size = sizeof(capture_config), |
| .formats = max98927_capture_formats, |
| .num_formats = ARRAY_SIZE(max98927_capture_formats), |
| }, |
| }; |
| |
| int nhlt_soc_add_max98927(struct nhlt *nhlt, int hwlink, int render_slot, |
| int feedback_slot) |
| { |
| render_config.tdm_config.virtual_slot = render_slot; |
| render_config.feedback_virtual_slot = feedback_slot; |
| capture_config.tdm_config.virtual_slot = feedback_slot; |
| capture_config.feedback_virtual_slot = render_slot; |
| |
| /* Virtual bus id of SSP links are the hardware port ids proper. */ |
| return nhlt_add_ssp_endpoints(nhlt, hwlink, max98927_descriptors, |
| ARRAY_SIZE(max98927_descriptors)); |
| } |