src/soc/intel/skylake/nhlt/ssm4567.c

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; version 2 of the License.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  */
  14
  15 #include <soc/nhlt.h>
  16
  17 static const struct nhlt_format_config ssm4567_render_formats[] = {
  18         /* 48 KHz 24-bits per sample. */
  19         {
  20                 .num_channels = 2,
  21                 .sample_freq_khz = 48,
  22                 .container_bits_per_sample = 32,
  23                 .valid_bits_per_sample = 24,
  24                 .speaker_mask = SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT,
  25                 .settings_file = "ssm4567-render-2ch-48khz-24b.bin",
  26         },
  27 };
  28
  29 /* Capture Blob used for IV feedback for Speaker Protection Algorithm */
  30 static const struct nhlt_format_config ssm4567_capture_formats[] = {
  31         /* 48 KHz 32-bits per sample. */
  32         {
  33                 .num_channels = 4,
  34                 .sample_freq_khz = 48,
  35                 .container_bits_per_sample = 32,
  36                 .valid_bits_per_sample = 32,
  37                 .settings_file = "ssm4567-capture-4ch-48khz-32b.bin",
  38         },
  39 };
  40
  41 static const struct nhlt_endp_descriptor ssm4567_descriptors[] = {
  42         /* Render Endpoint */
  43         {
  44                 .link = NHLT_LINK_SSP,
  45                 .device = NHLT_SSP_DEV_I2S,
  46                 .direction = NHLT_DIR_RENDER,
  47                 .vid = NHLT_VID,
  48                 .did = NHLT_DID_SSP,
  49                 .formats = ssm4567_render_formats,
  50                 .num_formats = ARRAY_SIZE(ssm4567_render_formats),
  51         },
  52         /* Capture Endpoint */
  53         {
  54                 .link = NHLT_LINK_SSP,
  55                 .device = NHLT_SSP_DEV_I2S,
  56                 .direction = NHLT_DIR_CAPTURE,
  57                 .vid = NHLT_VID,
  58                 .did = NHLT_DID_SSP,
  59                 .formats = ssm4567_capture_formats,
  60                 .num_formats = ARRAY_SIZE(ssm4567_capture_formats),
  61         },
  62 };
  63
  64 int nhlt_soc_add_ssm4567(struct nhlt *nhlt, int hwlink)
  65 {
  66         /* Virtual bus id of SSP links are the hardware port ids proper. */
  67         return nhlt_add_ssp_endpoints(nhlt, hwlink, ssm4567_descriptors,
  68                                         ARRAY_SIZE(ssm4567_descriptors));
  69 }