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linux/sound/soc/intel/boards/bxt_da7219_max98357a.c
Thomas Gleixner 1802d0beec treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174 
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation 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

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 655 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070034.575739538@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:41 -07:00

699 lines
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// SPDX-License-Identifier: GPL-2.0-only
/*
* Intel Broxton-P I2S Machine Driver
*
* Copyright (C) 2016, Intel Corporation. All rights reserved.
*
* Modified from:
* Intel Skylake I2S Machine driver
*/
#include <asm/cpu_device_id.h>
#include <linux/input.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <sound/core.h>
#include <sound/jack.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/soc-acpi.h>
#include "../../codecs/hdac_hdmi.h"
#include "../../codecs/da7219.h"
#include "../../codecs/da7219-aad.h"
#define BXT_DIALOG_CODEC_DAI "da7219-hifi"
#define BXT_MAXIM_CODEC_DAI "HiFi"
#define DUAL_CHANNEL 2
#define QUAD_CHANNEL 4
static struct snd_soc_jack broxton_headset;
static struct snd_soc_jack broxton_hdmi[3];
struct bxt_hdmi_pcm {
struct list_head head;
struct snd_soc_dai *codec_dai;
int device;
};
struct bxt_card_private {
struct list_head hdmi_pcm_list;
};
enum {
BXT_DPCM_AUDIO_PB = 0,
BXT_DPCM_AUDIO_CP,
BXT_DPCM_AUDIO_HS_PB,
BXT_DPCM_AUDIO_REF_CP,
BXT_DPCM_AUDIO_DMIC_CP,
BXT_DPCM_AUDIO_HDMI1_PB,
BXT_DPCM_AUDIO_HDMI2_PB,
BXT_DPCM_AUDIO_HDMI3_PB,
};
static int platform_clock_control(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k, int event)
{
int ret = 0;
struct snd_soc_dapm_context *dapm = w->dapm;
struct snd_soc_card *card = dapm->card;
struct snd_soc_dai *codec_dai;
codec_dai = snd_soc_card_get_codec_dai(card, BXT_DIALOG_CODEC_DAI);
if (!codec_dai) {
dev_err(card->dev, "Codec dai not found; Unable to set/unset codec pll\n");
return -EIO;
}
if (SND_SOC_DAPM_EVENT_OFF(event)) {
ret = snd_soc_dai_set_pll(codec_dai, 0,
DA7219_SYSCLK_MCLK, 0, 0);
if (ret)
dev_err(card->dev, "failed to stop PLL: %d\n", ret);
} else if(SND_SOC_DAPM_EVENT_ON(event)) {
ret = snd_soc_dai_set_pll(codec_dai, 0,
DA7219_SYSCLK_PLL_SRM, 0, DA7219_PLL_FREQ_OUT_98304);
if (ret)
dev_err(card->dev, "failed to start PLL: %d\n", ret);
}
return ret;
}
static const struct snd_kcontrol_new broxton_controls[] = {
SOC_DAPM_PIN_SWITCH("Headphone Jack"),
SOC_DAPM_PIN_SWITCH("Headset Mic"),
SOC_DAPM_PIN_SWITCH("Spk"),
};
static const struct snd_soc_dapm_widget broxton_widgets[] = {
SND_SOC_DAPM_HP("Headphone Jack", NULL),
SND_SOC_DAPM_MIC("Headset Mic", NULL),
SND_SOC_DAPM_SPK("Spk", NULL),
SND_SOC_DAPM_MIC("SoC DMIC", NULL),
SND_SOC_DAPM_SPK("HDMI1", NULL),
SND_SOC_DAPM_SPK("HDMI2", NULL),
SND_SOC_DAPM_SPK("HDMI3", NULL),
SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
platform_clock_control, SND_SOC_DAPM_POST_PMD|SND_SOC_DAPM_PRE_PMU),
};
static const struct snd_soc_dapm_route audio_map[] = {
/* HP jack connectors - unknown if we have jack detection */
{"Headphone Jack", NULL, "HPL"},
{"Headphone Jack", NULL, "HPR"},
/* speaker */
{"Spk", NULL, "Speaker"},
/* other jacks */
{"MIC", NULL, "Headset Mic"},
/* digital mics */
{"DMic", NULL, "SoC DMIC"},
/* CODEC BE connections */
{"HDMI1", NULL, "hif5-0 Output"},
{"HDMI2", NULL, "hif6-0 Output"},
{"HDMI2", NULL, "hif7-0 Output"},
{"hifi3", NULL, "iDisp3 Tx"},
{"iDisp3 Tx", NULL, "iDisp3_out"},
{"hifi2", NULL, "iDisp2 Tx"},
{"iDisp2 Tx", NULL, "iDisp2_out"},
{"hifi1", NULL, "iDisp1 Tx"},
{"iDisp1 Tx", NULL, "iDisp1_out"},
/* DMIC */
{"dmic01_hifi", NULL, "DMIC01 Rx"},
{"DMIC01 Rx", NULL, "DMIC AIF"},
{ "Headphone Jack", NULL, "Platform Clock" },
{ "Headset Mic", NULL, "Platform Clock" },
};
static const struct snd_soc_dapm_route broxton_map[] = {
{"HiFi Playback", NULL, "ssp5 Tx"},
{"ssp5 Tx", NULL, "codec0_out"},
{"Playback", NULL, "ssp1 Tx"},
{"ssp1 Tx", NULL, "codec1_out"},
{"codec0_in", NULL, "ssp1 Rx"},
{"ssp1 Rx", NULL, "Capture"},
};
static const struct snd_soc_dapm_route gemini_map[] = {
{"HiFi Playback", NULL, "ssp1 Tx"},
{"ssp1 Tx", NULL, "codec0_out"},
{"Playback", NULL, "ssp2 Tx"},
{"ssp2 Tx", NULL, "codec1_out"},
{"codec0_in", NULL, "ssp2 Rx"},
{"ssp2 Rx", NULL, "Capture"},
};
static int broxton_ssp_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
struct snd_interval *rate = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_RATE);
struct snd_interval *channels = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_CHANNELS);
struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
/* The ADSP will convert the FE rate to 48k, stereo */
rate->min = rate->max = 48000;
channels->min = channels->max = DUAL_CHANNEL;
/* set SSP to 24 bit */
snd_mask_none(fmt);
snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);
return 0;
}
static int broxton_da7219_codec_init(struct snd_soc_pcm_runtime *rtd)
{
int ret;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
struct snd_soc_component *component = rtd->codec_dai->component;
/* Configure sysclk for codec */
ret = snd_soc_dai_set_sysclk(codec_dai, DA7219_CLKSRC_MCLK, 19200000,
SND_SOC_CLOCK_IN);
if (ret) {
dev_err(rtd->dev, "can't set codec sysclk configuration\n");
return ret;
}
/*
* Headset buttons map to the google Reference headset.
* These can be configured by userspace.
*/
ret = snd_soc_card_jack_new(rtd->card, "Headset Jack",
SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 |
SND_JACK_BTN_2 | SND_JACK_BTN_3 | SND_JACK_LINEOUT,
&broxton_headset, NULL, 0);
if (ret) {
dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
return ret;
}
snd_jack_set_key(broxton_headset.jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
snd_jack_set_key(broxton_headset.jack, SND_JACK_BTN_1, KEY_VOLUMEUP);
snd_jack_set_key(broxton_headset.jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN);
snd_jack_set_key(broxton_headset.jack, SND_JACK_BTN_3,
KEY_VOICECOMMAND);
da7219_aad_jack_det(component, &broxton_headset);
snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");
return ret;
}
static int broxton_hdmi_init(struct snd_soc_pcm_runtime *rtd)
{
struct bxt_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
struct snd_soc_dai *dai = rtd->codec_dai;
struct bxt_hdmi_pcm *pcm;
pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
if (!pcm)
return -ENOMEM;
pcm->device = BXT_DPCM_AUDIO_HDMI1_PB + dai->id;
pcm->codec_dai = dai;
list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
return 0;
}
static int broxton_da7219_fe_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_dapm_context *dapm;
struct snd_soc_component *component = rtd->cpu_dai->component;
dapm = snd_soc_component_get_dapm(component);
snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
return 0;
}
static const unsigned int rates[] = {
48000,
};
static const struct snd_pcm_hw_constraint_list constraints_rates = {
.count = ARRAY_SIZE(rates),
.list = rates,
.mask = 0,
};
static const unsigned int channels[] = {
DUAL_CHANNEL,
};
static const struct snd_pcm_hw_constraint_list constraints_channels = {
.count = ARRAY_SIZE(channels),
.list = channels,
.mask = 0,
};
static const unsigned int channels_quad[] = {
QUAD_CHANNEL,
};
static const struct snd_pcm_hw_constraint_list constraints_channels_quad = {
.count = ARRAY_SIZE(channels_quad),
.list = channels_quad,
.mask = 0,
};
static int bxt_fe_startup(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
/*
* On this platform for PCM device we support,
* 48Khz
* stereo
* 16 bit audio
*/
runtime->hw.channels_max = DUAL_CHANNEL;
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
&constraints_channels);
runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
snd_pcm_hw_constraint_list(runtime, 0,
SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
return 0;
}
static const struct snd_soc_ops broxton_da7219_fe_ops = {
.startup = bxt_fe_startup,
};
static int broxton_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
struct snd_interval *channels = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_CHANNELS);
if (params_channels(params) == 2)
channels->min = channels->max = 2;
else
channels->min = channels->max = 4;
return 0;
}
static int broxton_dmic_startup(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
runtime->hw.channels_min = runtime->hw.channels_max = QUAD_CHANNEL;
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
&constraints_channels_quad);
return snd_pcm_hw_constraint_list(substream->runtime, 0,
SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
}
static const struct snd_soc_ops broxton_dmic_ops = {
.startup = broxton_dmic_startup,
};
static const unsigned int rates_16000[] = {
16000,
};
static const struct snd_pcm_hw_constraint_list constraints_16000 = {
.count = ARRAY_SIZE(rates_16000),
.list = rates_16000,
};
static const unsigned int ch_mono[] = {
1,
};
static const struct snd_pcm_hw_constraint_list constraints_refcap = {
.count = ARRAY_SIZE(ch_mono),
.list = ch_mono,
};
static int broxton_refcap_startup(struct snd_pcm_substream *substream)
{
substream->runtime->hw.channels_max = 1;
snd_pcm_hw_constraint_list(substream->runtime, 0,
SNDRV_PCM_HW_PARAM_CHANNELS,
&constraints_refcap);
return snd_pcm_hw_constraint_list(substream->runtime, 0,
SNDRV_PCM_HW_PARAM_RATE,
&constraints_16000);
};
static const struct snd_soc_ops broxton_refcap_ops = {
.startup = broxton_refcap_startup,
};
/* broxton digital audio interface glue - connects codec <--> CPU */
static struct snd_soc_dai_link broxton_dais[] = {
/* Front End DAI links */
[BXT_DPCM_AUDIO_PB] =
{
.name = "Bxt Audio Port",
.stream_name = "Audio",
.cpu_dai_name = "System Pin",
.platform_name = "0000:00:0e.0",
.dynamic = 1,
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.nonatomic = 1,
.init = broxton_da7219_fe_init,
.trigger = {
SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.dpcm_playback = 1,
.ops = &broxton_da7219_fe_ops,
},
[BXT_DPCM_AUDIO_CP] =
{
.name = "Bxt Audio Capture Port",
.stream_name = "Audio Record",
.cpu_dai_name = "System Pin",
.platform_name = "0000:00:0e.0",
.dynamic = 1,
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.nonatomic = 1,
.trigger = {
SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.dpcm_capture = 1,
.ops = &broxton_da7219_fe_ops,
},
[BXT_DPCM_AUDIO_HS_PB] = {
.name = "Bxt Audio Headset Playback",
.stream_name = "Headset Playback",
.cpu_dai_name = "System Pin2",
.platform_name = "0000:00:0e.0",
.dynamic = 1,
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.nonatomic = 1,
.trigger = {
SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.dpcm_playback = 1,
.ops = &broxton_da7219_fe_ops,
},
[BXT_DPCM_AUDIO_REF_CP] =
{
.name = "Bxt Audio Reference cap",
.stream_name = "Refcap",
.cpu_dai_name = "Reference Pin",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.platform_name = "0000:00:0e.0",
.init = NULL,
.dpcm_capture = 1,
.nonatomic = 1,
.dynamic = 1,
.ops = &broxton_refcap_ops,
},
[BXT_DPCM_AUDIO_DMIC_CP] =
{
.name = "Bxt Audio DMIC cap",
.stream_name = "dmiccap",
.cpu_dai_name = "DMIC Pin",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.platform_name = "0000:00:0e.0",
.init = NULL,
.dpcm_capture = 1,
.nonatomic = 1,
.dynamic = 1,
.ops = &broxton_dmic_ops,
},
[BXT_DPCM_AUDIO_HDMI1_PB] =
{
.name = "Bxt HDMI Port1",
.stream_name = "Hdmi1",
.cpu_dai_name = "HDMI1 Pin",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.platform_name = "0000:00:0e.0",
.dpcm_playback = 1,
.init = NULL,
.nonatomic = 1,
.dynamic = 1,
},
[BXT_DPCM_AUDIO_HDMI2_PB] =
{
.name = "Bxt HDMI Port2",
.stream_name = "Hdmi2",
.cpu_dai_name = "HDMI2 Pin",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.platform_name = "0000:00:0e.0",
.dpcm_playback = 1,
.init = NULL,
.nonatomic = 1,
.dynamic = 1,
},
[BXT_DPCM_AUDIO_HDMI3_PB] =
{
.name = "Bxt HDMI Port3",
.stream_name = "Hdmi3",
.cpu_dai_name = "HDMI3 Pin",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.platform_name = "0000:00:0e.0",
.dpcm_playback = 1,
.init = NULL,
.nonatomic = 1,
.dynamic = 1,
},
/* Back End DAI links */
{
/* SSP5 - Codec */
.name = "SSP5-Codec",
.id = 0,
.cpu_dai_name = "SSP5 Pin",
.platform_name = "0000:00:0e.0",
.no_pcm = 1,
.codec_name = "MX98357A:00",
.codec_dai_name = BXT_MAXIM_CODEC_DAI,
.dai_fmt = SND_SOC_DAIFMT_I2S |
SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS,
.ignore_pmdown_time = 1,
.be_hw_params_fixup = broxton_ssp_fixup,
.dpcm_playback = 1,
},
{
/* SSP1 - Codec */
.name = "SSP1-Codec",
.id = 1,
.cpu_dai_name = "SSP1 Pin",
.platform_name = "0000:00:0e.0",
.no_pcm = 1,
.codec_name = "i2c-DLGS7219:00",
.codec_dai_name = BXT_DIALOG_CODEC_DAI,
.init = broxton_da7219_codec_init,
.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS,
.ignore_pmdown_time = 1,
.be_hw_params_fixup = broxton_ssp_fixup,
.dpcm_playback = 1,
.dpcm_capture = 1,
},
{
.name = "dmic01",
.id = 2,
.cpu_dai_name = "DMIC01 Pin",
.codec_name = "dmic-codec",
.codec_dai_name = "dmic-hifi",
.platform_name = "0000:00:0e.0",
.ignore_suspend = 1,
.be_hw_params_fixup = broxton_dmic_fixup,
.dpcm_capture = 1,
.no_pcm = 1,
},
{
.name = "iDisp1",
.id = 3,
.cpu_dai_name = "iDisp1 Pin",
.codec_name = "ehdaudio0D2",
.codec_dai_name = "intel-hdmi-hifi1",
.platform_name = "0000:00:0e.0",
.init = broxton_hdmi_init,
.dpcm_playback = 1,
.no_pcm = 1,
},
{
.name = "iDisp2",
.id = 4,
.cpu_dai_name = "iDisp2 Pin",
.codec_name = "ehdaudio0D2",
.codec_dai_name = "intel-hdmi-hifi2",
.platform_name = "0000:00:0e.0",
.init = broxton_hdmi_init,
.dpcm_playback = 1,
.no_pcm = 1,
},
{
.name = "iDisp3",
.id = 5,
.cpu_dai_name = "iDisp3 Pin",
.codec_name = "ehdaudio0D2",
.codec_dai_name = "intel-hdmi-hifi3",
.platform_name = "0000:00:0e.0",
.init = broxton_hdmi_init,
.dpcm_playback = 1,
.no_pcm = 1,
},
};
static const struct x86_cpu_id glk_ids[] = {
{ X86_VENDOR_INTEL, 6, 0x7A }, /* Geminilake CPU_ID */
{}
};
#define NAME_SIZE 32
static int bxt_card_late_probe(struct snd_soc_card *card)
{
struct bxt_card_private *ctx = snd_soc_card_get_drvdata(card);
struct bxt_hdmi_pcm *pcm;
struct snd_soc_component *component = NULL;
int err, i = 0;
char jack_name[NAME_SIZE];
if (x86_match_cpu(glk_ids))
snd_soc_dapm_add_routes(&card->dapm, gemini_map,
ARRAY_SIZE(gemini_map));
else
snd_soc_dapm_add_routes(&card->dapm, broxton_map,
ARRAY_SIZE(broxton_map));
list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
component = pcm->codec_dai->component;
snprintf(jack_name, sizeof(jack_name),
"HDMI/DP, pcm=%d Jack", pcm->device);
err = snd_soc_card_jack_new(card, jack_name,
SND_JACK_AVOUT, &broxton_hdmi[i],
NULL, 0);
if (err)
return err;
err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
&broxton_hdmi[i]);
if (err < 0)
return err;
i++;
}
if (!component)
return -EINVAL;
return hdac_hdmi_jack_port_init(component, &card->dapm);
}
/* broxton audio machine driver for SPT + da7219 */
static struct snd_soc_card broxton_audio_card = {
.name = "bxtda7219max",
.owner = THIS_MODULE,
.dai_link = broxton_dais,
.num_links = ARRAY_SIZE(broxton_dais),
.controls = broxton_controls,
.num_controls = ARRAY_SIZE(broxton_controls),
.dapm_widgets = broxton_widgets,
.num_dapm_widgets = ARRAY_SIZE(broxton_widgets),
.dapm_routes = audio_map,
.num_dapm_routes = ARRAY_SIZE(audio_map),
.fully_routed = true,
.late_probe = bxt_card_late_probe,
};
static int broxton_audio_probe(struct platform_device *pdev)
{
struct bxt_card_private *ctx;
struct snd_soc_acpi_mach *mach;
const char *platform_name;
int ret;
ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
if (!ctx)
return -ENOMEM;
INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
broxton_audio_card.dev = &pdev->dev;
snd_soc_card_set_drvdata(&broxton_audio_card, ctx);
if (x86_match_cpu(glk_ids)) {
unsigned int i;
broxton_audio_card.name = "glkda7219max";
/* Fixup the SSP entries for geminilake */
for (i = 0; i < ARRAY_SIZE(broxton_dais); i++) {
/* MAXIM_CODEC is connected to SSP1. */
if (!strcmp(broxton_dais[i].codec_dai_name,
BXT_MAXIM_CODEC_DAI)) {
broxton_dais[i].name = "SSP1-Codec";
broxton_dais[i].cpu_dai_name = "SSP1 Pin";
}
/* DIALOG_CODE is connected to SSP2 */
else if (!strcmp(broxton_dais[i].codec_dai_name,
BXT_DIALOG_CODEC_DAI)) {
broxton_dais[i].name = "SSP2-Codec";
broxton_dais[i].cpu_dai_name = "SSP2 Pin";
}
}
}
/* override plaform name, if required */
mach = (&pdev->dev)->platform_data;
platform_name = mach->mach_params.platform;
ret = snd_soc_fixup_dai_links_platform_name(&broxton_audio_card,
platform_name);
if (ret)
return ret;
return devm_snd_soc_register_card(&pdev->dev, &broxton_audio_card);
}
static const struct platform_device_id bxt_board_ids[] = {
{ .name = "bxt_da7219_max98357a" },
{ .name = "glk_da7219_max98357a" },
{ }
};
static struct platform_driver broxton_audio = {
.probe = broxton_audio_probe,
.driver = {
.name = "bxt_da7219_max98357a",
.pm = &snd_soc_pm_ops,
},
.id_table = bxt_board_ids,
};
module_platform_driver(broxton_audio)
/* Module information */
MODULE_DESCRIPTION("Audio Machine driver-DA7219 & MAX98357A in I2S mode");
MODULE_AUTHOR("Sathyanarayana Nujella <sathyanarayana.nujella@intel.com>");
MODULE_AUTHOR("Rohit Ainapure <rohit.m.ainapure@intel.com>");
MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>");
MODULE_AUTHOR("Conrad Cooke <conrad.cooke@intel.com>");
MODULE_AUTHOR("Naveen Manohar <naveen.m@intel.com>");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:bxt_da7219_max98357a");
MODULE_ALIAS("platform:glk_da7219_max98357a");
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