// SPDX-License-Identifier: GPL-2.0-only
/*
* Intel Kabylake I2S Machine Driver with MAXIM98927
* RT5514 and RT5663 Codecs
*
* Copyright (C) 2017, Intel Corporation. All rights reserved.
*
* Modified from:
* Intel Kabylake I2S Machine driver supporting MAXIM98927 and
* RT5663 codecs
*/
#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/rt5514.h"
#include "../../codecs/rt5663.h"
#include "../../codecs/hdac_hdmi.h"
#define KBL_REALTEK_CODEC_DAI "rt5663-aif"
#define KBL_REALTEK_DMIC_CODEC_DAI "rt5514-aif1"
#define KBL_MAXIM_CODEC_DAI "max98927-aif1"
#define MAXIM_DEV0_NAME "i2c-MX98927:00"
#define MAXIM_DEV1_NAME "i2c-MX98927:01"
#define RT5514_DEV_NAME "i2c-10EC5514:00"
#define RT5663_DEV_NAME "i2c-10EC5663:00"
#define RT5514_AIF1_BCLK_FREQ (48000 * 8 * 16)
#define RT5514_AIF1_SYSCLK_FREQ 12288000
#define NAME_SIZE 32
#define DMIC_CH(p) p->list[p->count-1]
static struct snd_soc_card kabylake_audio_card;
static const struct snd_pcm_hw_constraint_list *dmic_constraints;
struct kbl_hdmi_pcm {
struct list_head head;
struct snd_soc_dai *codec_dai;
int device;
};
struct kbl_codec_private {
struct snd_soc_jack kabylake_headset;
struct list_head hdmi_pcm_list;
struct snd_soc_jack kabylake_hdmi[2];
};
enum {
KBL_DPCM_AUDIO_PB = 0,
KBL_DPCM_AUDIO_CP,
KBL_DPCM_AUDIO_HS_PB,
KBL_DPCM_AUDIO_ECHO_REF_CP,
KBL_DPCM_AUDIO_DMIC_CP,
KBL_DPCM_AUDIO_RT5514_DSP,
KBL_DPCM_AUDIO_HDMI1_PB,
KBL_DPCM_AUDIO_HDMI2_PB,
};
static const struct snd_kcontrol_new kabylake_controls[] = {
SOC_DAPM_PIN_SWITCH("Headphone Jack"),
SOC_DAPM_PIN_SWITCH("Headset Mic"),
SOC_DAPM_PIN_SWITCH("Left Spk"),
SOC_DAPM_PIN_SWITCH("Right Spk"),
SOC_DAPM_PIN_SWITCH("DMIC"),
};
static const struct snd_soc_dapm_widget kabylake_widgets[] = {
SND_SOC_DAPM_HP("Headphone Jack", NULL),
SND_SOC_DAPM_MIC("Headset Mic", NULL),
SND_SOC_DAPM_SPK("Left Spk", NULL),
SND_SOC_DAPM_SPK("Right Spk", NULL),
SND_SOC_DAPM_MIC("DMIC", NULL),
SND_SOC_DAPM_SPK("HDMI1", NULL),
SND_SOC_DAPM_SPK("HDMI2", NULL),
};
static const struct snd_soc_dapm_route kabylake_map[] = {
/* Headphones */
{ "Headphone Jack", NULL, "HPOL" },
{ "Headphone Jack", NULL, "HPOR" },
/* speaker */
{ "Left Spk", NULL, "Left BE_OUT" },
{ "Right Spk", NULL, "Right BE_OUT" },
/* other jacks */
{ "IN1P", NULL, "Headset Mic" },
{ "IN1N", NULL, "Headset Mic" },
/* CODEC BE connections */
{ "Left HiFi Playback", NULL, "ssp0 Tx" },
{ "Right HiFi Playback", NULL, "ssp0 Tx" },
{ "ssp0 Tx", NULL, "spk_out" },
{ "AIF Playback", NULL, "ssp1 Tx" },
{ "ssp1 Tx", NULL, "codec1_out" },
{ "hs_in", NULL, "ssp1 Rx" },
{ "ssp1 Rx", NULL, "AIF Capture" },
{ "codec1_in", NULL, "ssp0 Rx" },
{ "ssp0 Rx", NULL, "AIF1 Capture" },
/* IV feedback path */
{ "codec0_fb_in", NULL, "ssp0 Rx"},
{ "ssp0 Rx", NULL, "Left HiFi Capture" },
{ "ssp0 Rx", NULL, "Right HiFi Capture" },
/* DMIC */
{ "DMIC1L", NULL, "DMIC" },
{ "DMIC1R", NULL, "DMIC" },
{ "DMIC2L", NULL, "DMIC" },
{ "DMIC2R", NULL, "DMIC" },
{ "hifi2", NULL, "iDisp2 Tx" },
{ "iDisp2 Tx", NULL, "iDisp2_out" },
{ "hifi1", NULL, "iDisp1 Tx" },
{ "iDisp1 Tx", NULL, "iDisp1_out" },
};
static struct snd_soc_codec_conf max98927_codec_conf[] = {
{
.dev_name = MAXIM_DEV0_NAME,
.name_prefix = "Right",
},
{
.dev_name = MAXIM_DEV1_NAME,
.name_prefix = "Left",
},
};
static int kabylake_rt5663_fe_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_dapm_context *dapm;
struct snd_soc_component *component = rtd->cpu_dai->component;
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;
}
static int kabylake_rt5663_codec_init(struct snd_soc_pcm_runtime *rtd)
{
int ret;
struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(rtd->card);
struct snd_soc_component *component = rtd->codec_dai->component;
struct snd_soc_jack *jack;
/*
* Headset buttons map to the google Reference headset.
* These can be configured by userspace.
*/
ret = snd_soc_card_jack_new(&kabylake_audio_card, "Headset Jack",
SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 |
SND_JACK_BTN_2 | SND_JACK_BTN_3, &ctx->kabylake_headset,
NULL, 0);
if (ret) {
dev_err(rtd->dev, "Headset Jack creation failed %d\n", ret);
return ret;
}
jack = &ctx->kabylake_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);
snd_soc_component_set_jack(component, &ctx->kabylake_headset, NULL);
ret = snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "DMIC");
if (ret)
dev_err(rtd->dev, "DMIC - Ignore suspend failed = %d\n", ret);
return ret;
}
static int kabylake_hdmi_init(struct snd_soc_pcm_runtime *rtd, int device)
{
struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(rtd->card);
struct snd_soc_dai *dai = rtd->codec_dai;
struct kbl_hdmi_pcm *pcm;
pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
if (!pcm)
return -ENOMEM;
pcm->device = device;
pcm->codec_dai = dai;
list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
return 0;
}
static int kabylake_hdmi1_init(struct snd_soc_pcm_runtime *rtd)
{
return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI1_PB);
}
static int kabylake_hdmi2_init(struct snd_soc_pcm_runtime *rtd)
{
return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI2_PB);
}
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[] = {
2,
};
static const struct snd_pcm_hw_constraint_list constraints_channels = {
.count = ARRAY_SIZE(channels),
.list = channels,
.mask = 0,
};
static int kbl_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 = 2;
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 kabylake_rt5663_fe_ops = {
.startup = kbl_fe_startup,
};
static int kabylake_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);
struct snd_soc_dpcm *dpcm = container_of(
params, struct snd_soc_dpcm, hw_params);
struct snd_soc_dai_link *fe_dai_link = dpcm->fe->dai_link;
struct snd_soc_dai_link *be_dai_link = dpcm->be->dai_link;
/*
* The ADSP will convert the FE rate to 48k, stereo, 24 bit
*/
if (!strcmp(fe_dai_link->name, "Kbl Audio Port") ||
!strcmp(fe_dai_link->name, "Kbl Audio Headset Playback") ||
!strcmp(fe_dai_link->name, "Kbl Audio Capture Port")) {
rate->min = rate->max = 48000;
channels->min = channels->max = 2;
snd_mask_none(fmt);
snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);
} else if (!strcmp(fe_dai_link->name, "Kbl Audio DMIC cap")) {
if (params_channels(params) == 2 ||
DMIC_CH(dmic_constraints) == 2)
channels->min = channels->max = 2;
else
channels->min = channels->max = 4;
}
/*
* The speaker on the SSP0 supports S16_LE and not S24_LE.
* thus changing the mask here
*/
if (!strcmp(be_dai_link->name, "SSP0-Codec"))
snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S16_LE);
return 0;
}
static int kabylake_rt5663_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
int ret;
/* use ASRC for internal clocks, as PLL rate isn't multiple of BCLK */
rt5663_sel_asrc_clk_src(codec_dai->component,
RT5663_DA_STEREO_FILTER | RT5663_AD_STEREO_FILTER,
RT5663_CLK_SEL_I2S1_ASRC);
ret = snd_soc_dai_set_sysclk(codec_dai,
RT5663_SCLK_S_MCLK, 24576000, SND_SOC_CLOCK_IN);
if (ret < 0)
dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);
return ret;
}
static struct snd_soc_ops kabylake_rt5663_ops = {
.hw_params = kabylake_rt5663_hw_params,
};
static int kabylake_ssp0_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *codec_dai;
int ret = 0, j;
for_each_rtd_codec_dai(rtd, j, codec_dai) {
if (!strcmp(codec_dai->component->name, RT5514_DEV_NAME)) {
ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xF, 0, 8, 16);
if (ret < 0) {
dev_err(rtd->dev, "set TDM slot err:%d\n", ret);
return ret;
}
ret = snd_soc_dai_set_sysclk(codec_dai,
RT5514_SCLK_S_MCLK, 24576000, SND_SOC_CLOCK_IN);
if (ret < 0) {
dev_err(rtd->dev, "set sysclk err: %d\n", ret);
return ret;
}
}
if (!strcmp(codec_dai->component->name, MAXIM_DEV0_NAME)) {
ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x30, 3, 8, 16);
if (ret < 0) {
dev_err(rtd->dev, "DEV0 TDM slot err:%d\n", ret);
return ret;
}
}
if (!strcmp(codec_dai->component->name, MAXIM_DEV1_NAME)) {
ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xC0, 3, 8, 16);
if (ret < 0) {
dev_err(rtd->dev, "DEV1 TDM slot err:%d\n", ret);
return ret;
}
}
}
return ret;
}
static struct snd_soc_ops kabylake_ssp0_ops = {
.hw_params = kabylake_ssp0_hw_params,
};
static const unsigned int channels_dmic[] = {
4,
};
static const struct snd_pcm_hw_constraint_list constraints_dmic_channels = {
.count = ARRAY_SIZE(channels_dmic),
.list = channels_dmic,
.mask = 0,
};
static const unsigned int dmic_2ch[] = {
2,
};
static const struct snd_pcm_hw_constraint_list constraints_dmic_2ch = {
.count = ARRAY_SIZE(dmic_2ch),
.list = dmic_2ch,
.mask = 0,
};
static int kabylake_dmic_startup(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
runtime->hw.channels_max = DMIC_CH(dmic_constraints);
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
dmic_constraints);
return snd_pcm_hw_constraint_list(substream->runtime, 0,
SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
}
static struct snd_soc_ops kabylake_dmic_ops = {
.startup = kabylake_dmic_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(spi_cpu,
DAILINK_COMP_ARRAY(COMP_CPU("spi-PRP0001:00")));
SND_SOC_DAILINK_DEF(spi_platform,
DAILINK_COMP_ARRAY(COMP_PLATFORM("spi-PRP0001:00")));
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(ssp0_pin,
DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin")));
SND_SOC_DAILINK_DEF(ssp0_codec,
DAILINK_COMP_ARRAY(
/* Left */ COMP_CODEC(MAXIM_DEV0_NAME, KBL_MAXIM_CODEC_DAI),
/* Right */COMP_CODEC(MAXIM_DEV1_NAME, KBL_MAXIM_CODEC_DAI),
/* dmic */ COMP_CODEC(RT5514_DEV_NAME, KBL_REALTEK_DMIC_CODEC_DAI)));
SND_SOC_DAILINK_DEF(ssp1_pin,
DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin")));
SND_SOC_DAILINK_DEF(ssp1_codec,
DAILINK_COMP_ARRAY(COMP_CODEC(RT5663_DEV_NAME, KBL_REALTEK_CODEC_DAI)));
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(platform,
DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:1f.3")));
/* kabylake digital audio interface glue - connects codec <--> CPU */
static struct snd_soc_dai_link kabylake_dais[] = {
/* Front End DAI links */
[KBL_DPCM_AUDIO_PB] = {
.name = "Kbl Audio Port",
.stream_name = "Audio",
.dynamic = 1,
.nonatomic = 1,
.init = kabylake_rt5663_fe_init,
.trigger = {
SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.dpcm_playback = 1,
.ops = &kabylake_rt5663_fe_ops,
SND_SOC_DAILINK_REG(system, dummy, platform),
},
[KBL_DPCM_AUDIO_CP] = {
.name = "Kbl 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,
.ops = &kabylake_rt5663_fe_ops,
SND_SOC_DAILINK_REG(system, dummy, platform),
},
[KBL_DPCM_AUDIO_HS_PB] = {
.name = "Kbl Audio Headset Playback",
.stream_name = "Headset Audio",
.dpcm_playback = 1,
.nonatomic = 1,
.dynamic = 1,
SND_SOC_DAILINK_REG(system2, dummy, platform),
},
[KBL_DPCM_AUDIO_ECHO_REF_CP] = {
.name = "Kbl Audio Echo Reference cap",
.stream_name = "Echoreference Capture",
.init = NULL,
.capture_only = 1,
.nonatomic = 1,
SND_SOC_DAILINK_REG(echoref, dummy, platform),
},
[KBL_DPCM_AUDIO_RT5514_DSP] = {
.name = "rt5514 dsp",
.stream_name = "Wake on Voice",
SND_SOC_DAILINK_REG(spi_cpu, dummy, spi_platform),
},
[KBL_DPCM_AUDIO_DMIC_CP] = {
.name = "Kbl Audio DMIC cap",
.stream_name = "dmiccap",
.init = NULL,
.dpcm_capture = 1,
.nonatomic = 1,
.dynamic = 1,
.ops = &kabylake_dmic_ops,
SND_SOC_DAILINK_REG(dmic, dummy, platform),
},
[KBL_DPCM_AUDIO_HDMI1_PB] = {
.name = "Kbl 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),
},
[KBL_DPCM_AUDIO_HDMI2_PB] = {
.name = "Kbl 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),
},
/* Back End DAI links */
/* single Back end dai for both max speakers and dmic */
{
/* SSP0 - Codec */
.name = "SSP0-Codec",
.id = 0,
.no_pcm = 1,
.dai_fmt = SND_SOC_DAIFMT_DSP_B |
SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS,
.ignore_pmdown_time = 1,
.be_hw_params_fixup = kabylake_ssp_fixup,
.dpcm_playback = 1,
.dpcm_capture = 1,
.ops = &kabylake_ssp0_ops,
SND_SOC_DAILINK_REG(ssp0_pin, ssp0_codec, platform),
},
{
.name = "SSP1-Codec",
.id = 1,
.no_pcm = 1,
.init = kabylake_rt5663_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 = kabylake_ssp_fixup,
.ops = &kabylake_rt5663_ops,
.dpcm_playback = 1,
.dpcm_capture = 1,
SND_SOC_DAILINK_REG(ssp1_pin, ssp1_codec, platform),
},
{
.name = "iDisp1",
.id = 3,
.dpcm_playback = 1,
.init = kabylake_hdmi1_init,
.no_pcm = 1,
SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform),
},
{
.name = "iDisp2",
.id = 4,
.init = kabylake_hdmi2_init,
.dpcm_playback = 1,
.no_pcm = 1,
SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform),
},
};
static int kabylake_card_late_probe(struct snd_soc_card *card)
{
struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(card);
struct kbl_hdmi_pcm *pcm;
struct snd_soc_component *component = NULL;
int err, i = 0;
char jack_name[NAME_SIZE];
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, &ctx->kabylake_hdmi[i],
NULL, 0);
if (err)
return err;
err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
&ctx->kabylake_hdmi[i]);
if (err < 0)
return err;
i++;
}
if (!component)
return -EINVAL;
return hdac_hdmi_jack_port_init(component, &card->dapm);
}
/*
* kabylake audio machine driver for MAX98927 + RT5514 + RT5663
*/
static struct snd_soc_card kabylake_audio_card = {
.name = "kbl_r5514_5663_max",
.owner = THIS_MODULE,
.dai_link = kabylake_dais,
.num_links = ARRAY_SIZE(kabylake_dais),
.controls = kabylake_controls,
.num_controls = ARRAY_SIZE(kabylake_controls),
.dapm_widgets = kabylake_widgets,
.num_dapm_widgets = ARRAY_SIZE(kabylake_widgets),
.dapm_routes = kabylake_map,
.num_dapm_routes = ARRAY_SIZE(kabylake_map),
.codec_conf = max98927_codec_conf,
.num_configs = ARRAY_SIZE(max98927_codec_conf),
.fully_routed = true,
.late_probe = kabylake_card_late_probe,
};
static int kabylake_audio_probe(struct platform_device *pdev)
{
struct kbl_codec_private *ctx;
struct snd_soc_acpi_mach *mach;
ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
if (!ctx)
return -ENOMEM;
INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
kabylake_audio_card.dev = &pdev->dev;
snd_soc_card_set_drvdata(&kabylake_audio_card, ctx);
mach = (&pdev->dev)->platform_data;
if (mach)
dmic_constraints = mach->mach_params.dmic_num == 2 ?
&constraints_dmic_2ch : &constraints_dmic_channels;
return devm_snd_soc_register_card(&pdev->dev, &kabylake_audio_card);
}
static const struct platform_device_id kbl_board_ids[] = {
{ .name = "kbl_r5514_5663_max" },
{ }
};
static struct platform_driver kabylake_audio = {
.probe = kabylake_audio_probe,
.driver = {
.name = "kbl_r5514_5663_max",
.pm = &snd_soc_pm_ops,
},
.id_table = kbl_board_ids,
};
module_platform_driver(kabylake_audio)
/* Module information */
MODULE_DESCRIPTION("Audio Machine driver-RT5663 RT5514 & MAX98927");
MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:kbl_r5514_5663_max");
