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// SPDX-License-Identifier: GPL-2.0-only
// Copyright(c) 2018 Intel Corporation.
/*
* Intel Geminilake I2S Machine Driver with MAX98357A & RT5682 Codecs
*
* Modified from:
* Intel Apollolake I2S Machine driver
*/
#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/rt5682.h"
#include "../../codecs/rt5682s.h"
#include "../../codecs/hdac_hdmi.h"
#include "hda_dsp_common.h"
/* The platform clock outputs 19.2Mhz clock to codec as I2S MCLK */
#define GLK_PLAT_CLK_FREQ 19200000
#define RT5682_PLL_FREQ (48000 * 512)
#define RT5682_DAI_NAME "rt5682-aif1"
#define RT5682S_DAI_NAME "rt5682s-aif1"
#define GLK_MAXIM_CODEC_DAI "HiFi"
#define RT5682_DEV0_NAME "i2c-10EC5682:00"
#define RT5682S_DEV0_NAME "i2c-RTL5682:00"
#define MAXIM_DEV0_NAME "MX98357A:00"
#define DUAL_CHANNEL 2
#define QUAD_CHANNEL 4
#define NAME_SIZE 32
static struct snd_soc_jack geminilake_hdmi[3];
struct glk_hdmi_pcm {
struct list_head head;
struct snd_soc_dai *codec_dai;
int device;
};
struct glk_card_private {
struct snd_soc_jack geminilake_headset;
struct list_head hdmi_pcm_list;
bool common_hdmi_codec_drv;
int is_rt5682s;
};
enum {
GLK_DPCM_AUDIO_PB = 0,
GLK_DPCM_AUDIO_CP,
GLK_DPCM_AUDIO_HS_PB,
GLK_DPCM_AUDIO_ECHO_REF_CP,
GLK_DPCM_AUDIO_REF_CP,
GLK_DPCM_AUDIO_DMIC_CP,
GLK_DPCM_AUDIO_HDMI1_PB,
GLK_DPCM_AUDIO_HDMI2_PB,
GLK_DPCM_AUDIO_HDMI3_PB,
};
static const struct snd_kcontrol_new geminilake_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 geminilake_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),
};
static struct snd_soc_jack_pin jack_pins[] = {
{
.pin = "Headphone Jack",
.mask = SND_JACK_HEADPHONE,
},
{
.pin = "Headset Mic",
.mask = SND_JACK_MICROPHONE,
},
};
static const struct snd_soc_dapm_route geminilake_map[] = {
/* HP jack connectors - unknown if we have jack detection */
{ "Headphone Jack", NULL, "HPOL" },
{ "Headphone Jack", NULL, "HPOR" },
/* speaker */
{ "Spk", NULL, "Speaker" },
/* other jacks */
{ "IN1P", NULL, "Headset Mic" },
/* digital mics */
{ "DMic", NULL, "SoC DMIC" },
/* CODEC BE connections */
{ "HiFi Playback", NULL, "ssp1 Tx" },
{ "ssp1 Tx", NULL, "codec0_out" },
{ "AIF1 Playback", NULL, "ssp2 Tx" },
{ "ssp2 Tx", NULL, "codec1_out" },
{ "codec0_in", NULL, "ssp2 Rx" },
{ "ssp2 Rx", NULL, "AIF1 Capture" },
{ "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" },
};
static int geminilake_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 *chan = 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;
chan->min = chan->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 geminilake_rt5682_codec_init(struct snd_soc_pcm_runtime *rtd)
{
struct glk_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component;
struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
struct snd_soc_jack *jack;
int pll_id, pll_source, clk_id, ret;
if (ctx->is_rt5682s) {
pll_id = RT5682S_PLL2;
pll_source = RT5682S_PLL_S_MCLK;
clk_id = RT5682S_SCLK_S_PLL2;
} else {
pll_id = RT5682_PLL1;
pll_source = RT5682_PLL1_S_MCLK;
clk_id = RT5682_SCLK_S_PLL1;
}
ret = snd_soc_dai_set_pll(codec_dai, pll_id, pll_source,
GLK_PLAT_CLK_FREQ, RT5682_PLL_FREQ);
if (ret < 0) {
dev_err(rtd->dev, "can't set codec pll: %d\n", ret);
return ret;
}
/* Configure sysclk for codec */
ret = snd_soc_dai_set_sysclk(codec_dai, clk_id,
RT5682_PLL_FREQ, SND_SOC_CLOCK_IN);
if (ret < 0)
dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);
/*
* Headset buttons map to the google Reference headset.
* These can be configured by userspace.
*/
ret = snd_soc_card_jack_new_pins(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,
&ctx->geminilake_headset,
jack_pins,
ARRAY_SIZE(jack_pins));
if (ret) {
dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
return ret;
}
jack = &ctx->geminilake_headset;
snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
ret = snd_soc_component_set_jack(component, jack, NULL);
if (ret) {
dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret);
return ret;
}
return ret;
};
static int geminilake_rt5682_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
int ret;
/* Set valid bitmask & configuration for I2S in 24 bit */
ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x0, 0x0, 2, 24);
if (ret < 0) {
dev_err(rtd->dev, "set TDM slot err:%d\n", ret);
return ret;
}
return ret;
}
static struct snd_soc_ops geminilake_rt5682_ops = {
.hw_params = geminilake_rt5682_hw_params,
};
static int geminilake_hdmi_init(struct snd_soc_pcm_runtime *rtd)
{
struct glk_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0);
struct glk_hdmi_pcm *pcm;
pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
if (!pcm)
return -ENOMEM;
pcm->device = GLK_DPCM_AUDIO_HDMI1_PB + dai->id;
pcm->codec_dai = dai;
list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
return 0;
}
static int geminilake_rt5682_fe_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_component *component = asoc_rtd_to_cpu(rtd, 0)->component;
struct snd_soc_dapm_context *dapm;
int ret;
dapm = snd_soc_component_get_dapm(component);
ret = snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
if (ret) {
dev_err(rtd->dev, "Ref Cap ignore suspend failed %d\n", ret);
return ret;
}
return ret;
}
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 unsigned int channels_quad[] = {
QUAD_CHANNEL,
};
static struct snd_pcm_hw_constraint_list constraints_channels_quad = {
.count = ARRAY_SIZE(channels_quad),
.list = channels_quad,
.mask = 0,
};
static int geminilake_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
struct snd_interval *chan = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_CHANNELS);
/*
* set BE channel constraint as user FE channels
*/
chan->min = chan->max = 4;
return 0;
}
static int geminilake_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 geminilake_dmic_ops = {
.startup = geminilake_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 int geminilake_refcap_startup(struct snd_pcm_substream *substream)
{
return snd_pcm_hw_constraint_list(substream->runtime, 0,
SNDRV_PCM_HW_PARAM_RATE,
&constraints_16000);
};
static const struct snd_soc_ops geminilake_refcap_ops = {
.startup = geminilake_refcap_startup,
};
SND_SOC_DAILINK_DEF(dummy,
DAILINK_COMP_ARRAY(COMP_DUMMY()));
SND_SOC_DAILINK_DEF(system,
DAILINK_COMP_ARRAY(COMP_CPU("System Pin")));
SND_SOC_DAILINK_DEF(system2,
DAILINK_COMP_ARRAY(COMP_CPU("System Pin2")));
SND_SOC_DAILINK_DEF(echoref,
DAILINK_COMP_ARRAY(COMP_CPU("Echoref Pin")));
SND_SOC_DAILINK_DEF(reference,
DAILINK_COMP_ARRAY(COMP_CPU("Reference Pin")));
SND_SOC_DAILINK_DEF(dmic,
DAILINK_COMP_ARRAY(COMP_CPU("DMIC Pin")));
SND_SOC_DAILINK_DEF(hdmi1,
DAILINK_COMP_ARRAY(COMP_CPU("HDMI1 Pin")));
SND_SOC_DAILINK_DEF(hdmi2,
DAILINK_COMP_ARRAY(COMP_CPU("HDMI2 Pin")));
SND_SOC_DAILINK_DEF(hdmi3,
DAILINK_COMP_ARRAY(COMP_CPU("HDMI3 Pin")));
SND_SOC_DAILINK_DEF(ssp1_pin,
DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin")));
SND_SOC_DAILINK_DEF(ssp1_codec,
DAILINK_COMP_ARRAY(COMP_CODEC(MAXIM_DEV0_NAME,
GLK_MAXIM_CODEC_DAI)));
SND_SOC_DAILINK_DEF(ssp2_pin,
DAILINK_COMP_ARRAY(COMP_CPU("SSP2 Pin")));
SND_SOC_DAILINK_DEF(ssp2_codec_5682,
DAILINK_COMP_ARRAY(COMP_CODEC(RT5682_DEV0_NAME,
RT5682_DAI_NAME)));
SND_SOC_DAILINK_DEF(ssp2_codec_5682s,
DAILINK_COMP_ARRAY(COMP_CODEC(RT5682S_DEV0_NAME,
RT5682S_DAI_NAME)));
SND_SOC_DAILINK_DEF(dmic_pin,
DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin")));
SND_SOC_DAILINK_DEF(dmic_codec,
DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec", "dmic-hifi")));
SND_SOC_DAILINK_DEF(idisp1_pin,
DAILINK_COMP_ARRAY(COMP_CPU("iDisp1 Pin")));
SND_SOC_DAILINK_DEF(idisp1_codec,
DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi1")));
SND_SOC_DAILINK_DEF(idisp2_pin,
DAILINK_COMP_ARRAY(COMP_CPU("iDisp2 Pin")));
SND_SOC_DAILINK_DEF(idisp2_codec,
DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi2")));
SND_SOC_DAILINK_DEF(idisp3_pin,
DAILINK_COMP_ARRAY(COMP_CPU("iDisp3 Pin")));
SND_SOC_DAILINK_DEF(idisp3_codec,
DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi3")));
SND_SOC_DAILINK_DEF(platform,
DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:0e.0")));
/* geminilake digital audio interface glue - connects codec <--> CPU */
static struct snd_soc_dai_link geminilake_dais[] = {
/* Front End DAI links */
[GLK_DPCM_AUDIO_PB] = {
.name = "Glk Audio Port",
.stream_name = "Audio",
.dynamic = 1,
.nonatomic = 1,
.init = geminilake_rt5682_fe_init,
.trigger = {
SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.dpcm_playback = 1,
SND_SOC_DAILINK_REG(system, dummy, platform),
},
[GLK_DPCM_AUDIO_CP] = {
.name = "Glk Audio Capture Port",
.stream_name = "Audio Record",
.dynamic = 1,
.nonatomic = 1,
.trigger = {
SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.dpcm_capture = 1,
SND_SOC_DAILINK_REG(system, dummy, platform),
},
[GLK_DPCM_AUDIO_HS_PB] = {
.name = "Glk Audio Headset Playback",
.stream_name = "Headset Audio",
.dpcm_playback = 1,
.nonatomic = 1,
.dynamic = 1,
SND_SOC_DAILINK_REG(system2, dummy, platform),
},
[GLK_DPCM_AUDIO_ECHO_REF_CP] = {
.name = "Glk Audio Echo Reference cap",
.stream_name = "Echoreference Capture",
.init = NULL,
.dpcm_capture = 1,
.nonatomic = 1,
.dynamic = 1,
SND_SOC_DAILINK_REG(echoref, dummy, platform),
},
[GLK_DPCM_AUDIO_REF_CP] = {
.name = "Glk Audio Reference cap",
.stream_name = "Refcap",
.init = NULL,
.dpcm_capture = 1,
.nonatomic = 1,
.dynamic = 1,
.ops = &geminilake_refcap_ops,
SND_SOC_DAILINK_REG(reference, dummy, platform),
},
[GLK_DPCM_AUDIO_DMIC_CP] = {
.name = "Glk Audio DMIC cap",
.stream_name = "dmiccap",
.init = NULL,
.dpcm_capture = 1,
.nonatomic = 1,
.dynamic = 1,
.ops = &geminilake_dmic_ops,
SND_SOC_DAILINK_REG(dmic, dummy, platform),
},
[GLK_DPCM_AUDIO_HDMI1_PB] = {
.name = "Glk HDMI Port1",
.stream_name = "Hdmi1",
.dpcm_playback = 1,
.init = NULL,
.trigger = {
SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.nonatomic = 1,
.dynamic = 1,
SND_SOC_DAILINK_REG(hdmi1, dummy, platform),
},
[GLK_DPCM_AUDIO_HDMI2_PB] = {
.name = "Glk HDMI Port2",
.stream_name = "Hdmi2",
.dpcm_playback = 1,
.init = NULL,
.trigger = {
SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.nonatomic = 1,
.dynamic = 1,
SND_SOC_DAILINK_REG(hdmi2, dummy, platform),
},
[GLK_DPCM_AUDIO_HDMI3_PB] = {
.name = "Glk HDMI Port3",
.stream_name = "Hdmi3",
.trigger = {
SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.dpcm_playback = 1,
.init = NULL,
.nonatomic = 1,
.dynamic = 1,
SND_SOC_DAILINK_REG(hdmi3, dummy, platform),
},
/* Back End DAI links */
{
/* SSP1 - Codec */
.name = "SSP1-Codec",
.id = 0,
.no_pcm = 1,
.dai_fmt = SND_SOC_DAIFMT_I2S |
SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBC_CFC,
.ignore_pmdown_time = 1,
.be_hw_params_fixup = geminilake_ssp_fixup,
.dpcm_playback = 1,
SND_SOC_DAILINK_REG(ssp1_pin, ssp1_codec, platform),
},
{
/* SSP2 - Codec */
.name = "SSP2-Codec",
.id = 1,
.no_pcm = 1,
.init = geminilake_rt5682_codec_init,
.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBC_CFC,
.ignore_pmdown_time = 1,
.be_hw_params_fixup = geminilake_ssp_fixup,
.ops = &geminilake_rt5682_ops,
.dpcm_playback = 1,
.dpcm_capture = 1,
SND_SOC_DAILINK_REG(ssp2_pin, ssp2_codec_5682, platform),
},
{
.name = "dmic01",
.id = 2,
.ignore_suspend = 1,
.be_hw_params_fixup = geminilake_dmic_fixup,
.dpcm_capture = 1,
.no_pcm = 1,
SND_SOC_DAILINK_REG(dmic_pin, dmic_codec, platform),
},
{
.name = "iDisp1",
.id = 3,
.init = geminilake_hdmi_init,
.dpcm_playback = 1,
.no_pcm = 1,
SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform),
},
{
.name = "iDisp2",
.id = 4,
.init = geminilake_hdmi_init,
.dpcm_playback = 1,
.no_pcm = 1,
SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform),
},
{
.name = "iDisp3",
.id = 5,
.init = geminilake_hdmi_init,
.dpcm_playback = 1,
.no_pcm = 1,
SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform),
},
};
static int glk_card_late_probe(struct snd_soc_card *card)
{
struct glk_card_private *ctx = snd_soc_card_get_drvdata(card);
struct snd_soc_component *component = NULL;
char jack_name[NAME_SIZE];
struct glk_hdmi_pcm *pcm;
int err;
int i = 0;
if (list_empty(&ctx->hdmi_pcm_list))
return -EINVAL;
if (ctx->common_hdmi_codec_drv) {
pcm = list_first_entry(&ctx->hdmi_pcm_list, struct glk_hdmi_pcm,
head);
component = pcm->codec_dai->component;
return hda_dsp_hdmi_build_controls(card, component);
}
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, &geminilake_hdmi[i]);
if (err)
return err;
err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
&geminilake_hdmi[i]);
if (err < 0)
return err;
i++;
}
return hdac_hdmi_jack_port_init(component, &card->dapm);
}
/* geminilake audio machine driver for SPT + RT5682 */
static struct snd_soc_card glk_audio_card_rt5682_m98357a = {
.name = "glkrt5682max",
.owner = THIS_MODULE,
.dai_link = geminilake_dais,
.num_links = ARRAY_SIZE(geminilake_dais),
.controls = geminilake_controls,
.num_controls = ARRAY_SIZE(geminilake_controls),
.dapm_widgets = geminilake_widgets,
.num_dapm_widgets = ARRAY_SIZE(geminilake_widgets),
.dapm_routes = geminilake_map,
.num_dapm_routes = ARRAY_SIZE(geminilake_map),
.fully_routed = true,
.late_probe = glk_card_late_probe,
};
static int geminilake_audio_probe(struct platform_device *pdev)
{
struct glk_card_private *ctx;
struct snd_soc_acpi_mach *mach;
const char *platform_name;
struct snd_soc_card *card;
int ret, i;
ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
if (!ctx)
return -ENOMEM;
/* Detect the headset codec variant */
if (acpi_dev_present("RTL5682", NULL, -1)) {
/* ALC5682I-VS is detected */
ctx->is_rt5682s = 1;
for (i = 0; i < glk_audio_card_rt5682_m98357a.num_links; i++) {
if (strcmp(geminilake_dais[i].name, "SSP2-Codec"))
continue;
/* update the dai link to use rt5682s codec */
geminilake_dais[i].codecs = ssp2_codec_5682s;
geminilake_dais[i].num_codecs = ARRAY_SIZE(ssp2_codec_5682s);
break;
}
}
INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
card = &glk_audio_card_rt5682_m98357a;
card->dev = &pdev->dev;
snd_soc_card_set_drvdata(card, ctx);
/* override platform name, if required */
mach = pdev->dev.platform_data;
platform_name = mach->mach_params.platform;
ret = snd_soc_fixup_dai_links_platform_name(card, platform_name);
if (ret)
return ret;
ctx->common_hdmi_codec_drv = mach->mach_params.common_hdmi_codec_drv;
return devm_snd_soc_register_card(&pdev->dev, card);
}
static const struct platform_device_id glk_board_ids[] = {
{
.name = "glk_rt5682_mx98357a",
.driver_data =
(kernel_ulong_t)&glk_audio_card_rt5682_m98357a,
},
{ }
};
MODULE_DEVICE_TABLE(platform, glk_board_ids);
static struct platform_driver geminilake_audio = {
.probe = geminilake_audio_probe,
.driver = {
.name = "glk_rt5682_max98357a",
.pm = &snd_soc_pm_ops,
},
.id_table = glk_board_ids,
};
module_platform_driver(geminilake_audio)
/* Module information */
MODULE_DESCRIPTION("Geminilake Audio Machine driver-RT5682 & MAX98357A in I2S mode");
MODULE_AUTHOR("Naveen Manohar <naveen.m@intel.com>");
MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>");
MODULE_LICENSE("GPL v2");
MODULE_IMPORT_NS(SND_SOC_INTEL_HDA_DSP_COMMON);