Re: [alsa-devel] [PATCH v4] ASoC: Intel: Boards: Add GLK Realtek Maxim I2S machine driver

11 Jul 2018

On 07/11/2018 05:35 AM, Naveen Manohar wrote:
...
Patch adds Geminilake I2S machine driver which uses following codecs:
RT5682 and MAX98357A.
Signed-off-by: Naveen Manohar naveen.m@intel.com
Signed-off-by: Harsha Priya harshapriya.n@intel.com
Acked-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com
...

v1->v2: reverse xmas tree alignment of var declaration, Add Acked-by.
v2->v3: corrected: platform-name for echo-ref dai & change-log position.
v3->v4: turn-off sys_clk instead of PLL, when use-case is not ran to save power
sound/soc/intel/boards/Kconfig                |  14 +
  sound/soc/intel/boards/Makefile               |   2 +
  sound/soc/intel/boards/glk_rt5682_max98357a.c | 643 ++++++++++++++++++++++++++
  3 files changed, 659 insertions(+)
  create mode 100644 sound/soc/intel/boards/glk_rt5682_max98357a.c

diff --git a/sound/soc/intel/boards/Kconfig b/sound/soc/intel/boards/Kconfig
index 2479748..cccda87 100644
--- a/sound/soc/intel/boards/Kconfig
+++ b/sound/soc/intel/boards/Kconfig
@@ -281,6 +281,20 @@ config SND_SOC_INTEL_KBL_DA7219_MAX98357A_MACH
     Say Y if you have such a device.
     If unsure select "N".
+config SND_SOC_INTEL_GLK_RT5682_MAX98357A_MACH

tristate "GLK with RT5682 and MAX98357A in I2S Mode"

depends on MFD_INTEL_LPSS && I2C && ACPI

select SND_SOC_RT5682

select SND_SOC_MAX98357A

select SND_SOC_DMIC

select SND_SOC_HDAC_HDMI

select SND_HDA_DSP_LOADER

help

  This adds support for ASoC machine driver for Geminilake platforms


  with RT5682 + MAX98357A I2S audio codec.


  Say Y if you have such a device.


  If unsure select "N".


endif ## SND_SOC_INTEL_SKYLAKE
endif ## SND_SOC_INTEL_MACH


diff --git a/sound/soc/intel/boards/Makefile b/sound/soc/intel/boards/Makefile
index 92b5507..87ef8b4 100644
--- a/sound/soc/intel/boards/Makefile
+++ b/sound/soc/intel/boards/Makefile
@@ -6,6 +6,7 @@ snd-soc-sst-bdw-rt5677-mach-objs := bdw-rt5677.o
  snd-soc-sst-broadwell-objs := broadwell.o
  snd-soc-sst-bxt-da7219_max98357a-objs := bxt_da7219_max98357a.o
  snd-soc-sst-bxt-rt298-objs := bxt_rt298.o
+snd-soc-sst-glk-rt5682_max98357a-objs := glk_rt5682_max98357a.o
  snd-soc-sst-bytcr-rt5640-objs := bytcr_rt5640.o
  snd-soc-sst-bytcr-rt5651-objs := bytcr_rt5651.o
  snd-soc-sst-cht-bsw-rt5672-objs := cht_bsw_rt5672.o
@@ -27,6 +28,7 @@ obj-$(CONFIG_SND_SOC_INTEL_BYT_RT5640_MACH) += snd-soc-sst-byt-rt5640-mach.o
  obj-$(CONFIG_SND_SOC_INTEL_BYT_MAX98090_MACH) += snd-soc-sst-byt-max98090-mach.o
  obj-$(CONFIG_SND_SOC_INTEL_BXT_DA7219_MAX98357A_MACH) += snd-soc-sst-bxt-da7219_max98357a.o
  obj-$(CONFIG_SND_SOC_INTEL_BXT_RT298_MACH) += snd-soc-sst-bxt-rt298.o
+obj-$(CONFIG_SND_SOC_INTEL_GLK_RT5682_MAX98357A_MACH) += snd-soc-sst-glk-rt5682_max98357a.o
  obj-$(CONFIG_SND_SOC_INTEL_BROADWELL_MACH) += snd-soc-sst-broadwell.o
  obj-$(CONFIG_SND_SOC_INTEL_BDW_RT5677_MACH) += snd-soc-sst-bdw-rt5677-mach.o
  obj-$(CONFIG_SND_SOC_INTEL_BYTCR_RT5640_MACH) += snd-soc-sst-bytcr-rt5640.o
diff --git a/sound/soc/intel/boards/glk_rt5682_max98357a.c b/sound/soc/intel/boards/glk_rt5682_max98357a.c
new file mode 100644
index 0000000..c4b94e2
--- /dev/null
+++ b/sound/soc/intel/boards/glk_rt5682_max98357a.c
@@ -0,0 +1,643 @@
+// SPDX-License-Identifier: GPL-2.0
+// 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 "../skylake/skl.h"
+#include "../../codecs/rt5682.h"
+#include "../../codecs/hdac_hdmi.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 GLK_REALTEK_CODEC_DAI "rt5682-aif1"
+#define GLK_MAXIM_CODEC_DAI "HiFi"
+#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;

+};



+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 int platform_clock_control(struct snd_soc_dapm_widget *w,

			struct snd_kcontrol *k, int  event)



+{

struct snd_soc_dapm_context *dapm = w->dapm;
struct snd_soc_card *card = dapm->card;
struct snd_soc_dai *codec_dai;
int ret = 0;

codec_dai = snd_soc_card_get_codec_dai(card, GLK_REALTEK_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_sysclk(codec_dai, 0, 0, 0);


if (ret)


	dev_err(card->dev, "failed to stop sysclk: %d\n", ret);


} else if (SND_SOC_DAPM_EVENT_ON(event)) {
ret = snd_soc_dai_set_pll(codec_dai, 0, RT5682_PLL1_S_MCLK,


			GLK_PLAT_CLK_FREQ, RT5682_PLL_FREQ);


if (ret < 0) {


	dev_err(card->dev, "can't set codec pll: %d\n", ret);


	return ret;


}


}

if (ret)
dev_err(card->dev, "failed to start internal clk: %d\n", ret);



return ret;

+}



+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),
SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
	platform_clock_control, SND_SOC_DAPM_PRE_PMU |


	SND_SOC_DAPM_POST_PMD),



+};



+static const struct snd_soc_dapm_route geminilake_map[] = {

/* HP jack connectors - unknown if we have jack detection */
{ "Headphone Jack", NULL, "Platform Clock" },
{ "Headphone Jack", NULL, "HPOL" },
{ "Headphone Jack", NULL, "HPOR" },

/* speaker */
{ "Spk", NULL, "Speaker" },

/* other jacks */
{ "Headset Mic", NULL, "Platform Clock" },
{ "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 *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(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 = rtd->codec_dai->component;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
struct snd_soc_jack *jack;
int ret;

/* Configure sysclk for codec */
ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1,
			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(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, NULL, 0);


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_VOLUMEUP);
snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN);
snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOICECOMMAND);
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 = substream->private_data;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
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 = rtd->codec_dai;
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 = rtd->cpu_dai->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 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 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 *channels = hw_param_interval(params,
		SNDRV_PCM_HW_PARAM_CHANNELS);



/*
* set BE channel constraint as user FE channels


*/


channels->min = channels->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,

+};



+/* 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",


.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 = geminilake_rt5682_fe_init,


.trigger = {


	SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},


.dpcm_playback = 1,


},
[GLK_DPCM_AUDIO_CP] = {
.name = "Glk 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,


},
[GLK_DPCM_AUDIO_HS_PB] = {
.name = "Glk Audio Headset Playback",


.stream_name = "Headset Audio",


.cpu_dai_name = "System Pin2",


.platform_name = "0000:00:0e.0",


.codec_name = "snd-soc-dummy",


.codec_dai_name = "snd-soc-dummy-dai",


.dpcm_playback = 1,


.nonatomic = 1,


.dynamic = 1,


},
[GLK_DPCM_AUDIO_ECHO_REF_CP] = {
.name = "Glk Audio Echo Reference cap",


.stream_name = "Echoreference Capture",


.cpu_dai_name = "Echoref Pin",


.platform_name = "0000:00:0e.0",


.codec_name = "snd-soc-dummy",


.codec_dai_name = "snd-soc-dummy-dai",


.init = NULL,


.capture_only = 1,


.nonatomic = 1,


},
[GLK_DPCM_AUDIO_REF_CP] = {
.name = "Glk 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 = &geminilake_refcap_ops,


},
[GLK_DPCM_AUDIO_DMIC_CP] = {
.name = "Glk 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 = &geminilake_dmic_ops,


},
[GLK_DPCM_AUDIO_HDMI1_PB] = {
.name = "Glk 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,


.trigger = {


	SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},


.nonatomic = 1,


.dynamic = 1,


},
[GLK_DPCM_AUDIO_HDMI2_PB] =	{
.name = "Glk 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,


.trigger = {


	SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},


.nonatomic = 1,


.dynamic = 1,


},
[GLK_DPCM_AUDIO_HDMI3_PB] =	{
.name = "Glk 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",


.trigger = {


	SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},


.dpcm_playback = 1,


.init = NULL,


.nonatomic = 1,


.dynamic = 1,


},
/* Back End DAI links */
{
/* SSP1 - Codec */


.name = "SSP1-Codec",


.id = 0,


.cpu_dai_name = "SSP1 Pin",


.platform_name = "0000:00:0e.0",


.no_pcm = 1,


.codec_name = MAXIM_DEV0_NAME,


.codec_dai_name = GLK_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 = geminilake_ssp_fixup,


.dpcm_playback = 1,


},
{
/* SSP2 - Codec */


.name = "SSP2-Codec",


.id = 1,


.cpu_dai_name = "SSP2 Pin",


.platform_name = "0000:00:0e.0",


.no_pcm = 1,


.codec_name = "i2c-10EC5682:00",


.codec_dai_name = GLK_REALTEK_CODEC_DAI,


.init = geminilake_rt5682_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 = geminilake_ssp_fixup,


.ops = &geminilake_rt5682_ops,


.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 = geminilake_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 = geminilake_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 = geminilake_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 = geminilake_hdmi_init,


.dpcm_playback = 1,


.no_pcm = 1,


},

+};



+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 = 0;
int i = 0;

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],


			NULL, 0);



if (err)


	return err;



err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,


				&geminilake_hdmi[i]);


if (err < 0)


	return err;



i++;


}

if (!component)
return -EINVAL;



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;

ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC);
if (!ctx)
return -ENOMEM;



INIT_LIST_HEAD(&ctx->hdmi_pcm_list);

glk_audio_card_rt5682_m98357a.dev = &pdev->dev;
snd_soc_card_set_drvdata(&glk_audio_card_rt5682_m98357a, ctx);

return devm_snd_soc_register_card(&pdev->dev,
			&glk_audio_card_rt5682_m98357a);



+}



+static const struct platform_device_id glk_board_ids[] = {

{
.name = "glk_rt5682_max98357a",


.driver_data =


	(kernel_ulong_t)&glk_audio_card_rt5682_m98357a,


},
{ }

+};



+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_ALIAS("platform:glk_rt5682_max98357a");

    