src/soc/intel/skylake/nhlt/max98357.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <commonlib/bsd/helpers.h>
   4 #include <soc/nhlt.h>
   5
   6 static const struct nhlt_format_config max98357_render_formats[] = {
   7         /* 48 KHz 24-bits per sample. */
   8         {
   9                 .num_channels = 2,
  10                 .sample_freq_khz = 48,
  11                 .container_bits_per_sample = 32,
  12                 .valid_bits_per_sample = 24,
  13                 .speaker_mask = SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT,
  14                 .settings_file = "max98357-render-2ch-48khz-24b.bin",
  15         },
  16 };
  17
  18 static const struct nhlt_endp_descriptor max98357_descriptors[] = {
  19         {
  20                 .link = NHLT_LINK_SSP,
  21                 .device = NHLT_SSP_DEV_I2S,
  22                 .direction = NHLT_DIR_RENDER,
  23                 .vid = NHLT_VID,
  24                 .did = NHLT_DID_SSP,
  25                 .formats = max98357_render_formats,
  26                 .num_formats = ARRAY_SIZE(max98357_render_formats),
  27         },
  28 };
  29
  30 int nhlt_soc_add_max98357(struct nhlt *nhlt, int hwlink)
  31 {
  32         /* Virtual bus id of SSP links are the hardware port ids proper. */
  33         return nhlt_add_ssp_endpoints(nhlt, hwlink, max98357_descriptors,
  34                                         ARRAY_SIZE(max98357_descriptors));
  35 }