coreboot-kgpe-d16/src/soc/intel/skylake/nhlt/max98357.c
Aaron Durbin e9657bc8dc soc/intel/skylake: refactor nhlt support
Utilize the new NHLT helper functions by driving the NHLT
endpoints through data descriptors.

Change-Id: I80838214d3615b83d4939ec2d96a4fd7050d5920
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/15488
Tested-by: build bot (Jenkins)
Reviewed-by: Furquan Shaikh <furquan@google.com>
2016-06-29 23:15:29 +02:00

47 lines
1.4 KiB
C

/*
* This file is part of the coreboot project.
*
* Copyright 2015 Google, Inc.
*
* 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; version 2 of the License.
*
* 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 <soc/nhlt.h>
static const struct nhlt_format_config max98357_render_formats[] = {
/* 48 KHz 24-bits per sample. */
{
.num_channels = 2,
.sample_freq_khz = 48,
.container_bits_per_sample = 32,
.valid_bits_per_sample = 24,
.speaker_mask = SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT,
.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_render_formats,
.num_formats = ARRAY_SIZE(max98357_render_formats),
},
};
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));
}