[SRU,Bionic/OEM-B,1/6] UBUNTU: SAUCE: ASoC: Intel: kbl: (no-up) Add Kabylake machine driver for RT5660
diff mbox series

Message ID 20181212092600.4505-2-hui.wang@canonical.com
State New
Headers show
Series
  • Add support for ALC3277 codec on new Dell edge gateways
Related show

Commit Message

Hui Wang Dec. 12, 2018, 9:25 a.m. UTC
From: Shrirang Bagul <shrirang.bagul@canonical.com>

BugLink: https://bugs.launchpad.net/bugs/1807334

Signed-off-by: Shrirang Bagul <shrirang.bagul@canonical.com>
Signed-off-by: Hui Wang <hui.wang@canonical.com>
---
 sound/soc/intel/boards/Kconfig      |  13 +
 sound/soc/intel/boards/Makefile     |   2 +
 sound/soc/intel/boards/kbl_rt5660.c | 535 ++++++++++++++++++++++++++++
 3 files changed, 550 insertions(+)
 create mode 100644 sound/soc/intel/boards/kbl_rt5660.c

Patch
diff mbox series

diff --git a/sound/soc/intel/boards/Kconfig b/sound/soc/intel/boards/Kconfig
index afe8c3514c5e..590be8dfb211 100644
--- a/sound/soc/intel/boards/Kconfig
+++ b/sound/soc/intel/boards/Kconfig
@@ -243,6 +243,19 @@  config SND_SOC_INTEL_BXT_RT298_MACH
 	   Say Y if you have such a device.
 	   If unsure select "N".
 
+config SND_SOC_INTEL_KBL_RT5660_MACH
+	tristate "ASoC Audio driver for KBL with RT5660 in I2S Mode"
+	depends on X86_INTEL_LPSS && I2C
+	select SND_SOC_INTEL_SST
+	depends on SND_SOC_INTEL_SKYLAKE
+	select SND_SOC_RT5660
+	select SND_SOC_HDAC_HDMI
+	help
+	  This adds support for ASoC Onboard Codec I2S machine driver. This will
+	  create an alsa sound card for RT5660 (ALC3277) .
+	  Say Y if you have such a device.
+	  If unsure select "N".
+
 config SND_SOC_INTEL_KBL_RT5663_MAX98927_MACH
 	tristate "ASoC Audio driver for KBL with RT5663 and MAX98927 in I2S Mode"
 	depends on X86_INTEL_LPSS && I2C
diff --git a/sound/soc/intel/boards/Makefile b/sound/soc/intel/boards/Makefile
index b803c5148a0b..edcd62475c55 100644
--- a/sound/soc/intel/boards/Makefile
+++ b/sound/soc/intel/boards/Makefile
@@ -15,6 +15,7 @@  snd-soc-sst-cht-bsw-max98090_ti-objs := cht_bsw_max98090_ti.o
 snd-soc-sst-byt-cht-da7213-objs := bytcht_da7213.o
 snd-soc-sst-byt-cht-es8316-objs := bytcht_es8316.o
 snd-soc-sst-byt-cht-nocodec-objs := bytcht_nocodec.o
+snd-soc-kbl_rt5660-objs := kbl_rt5660.o
 snd-soc-kbl_rt5663_max98927-objs := kbl_rt5663_max98927.o
 snd-soc-kbl_rt5663_rt5514_max98927-objs := kbl_rt5663_rt5514_max98927.o
 snd-soc-skl_rt286-objs := skl_rt286.o
@@ -37,6 +38,7 @@  obj-$(CONFIG_SND_SOC_INTEL_CHT_BSW_MAX98090_TI_MACH) += snd-soc-sst-cht-bsw-max9
 obj-$(CONFIG_SND_SOC_INTEL_BYT_CHT_DA7213_MACH) += snd-soc-sst-byt-cht-da7213.o
 obj-$(CONFIG_SND_SOC_INTEL_BYT_CHT_ES8316_MACH) += snd-soc-sst-byt-cht-es8316.o
 obj-$(CONFIG_SND_SOC_INTEL_BYT_CHT_NOCODEC_MACH) += snd-soc-sst-byt-cht-nocodec.o
+obj-$(CONFIG_SND_SOC_INTEL_KBL_RT5660_MACH) += snd-soc-kbl_rt5660.o
 obj-$(CONFIG_SND_SOC_INTEL_KBL_RT5663_MAX98927_MACH) += snd-soc-kbl_rt5663_max98927.o
 obj-$(CONFIG_SND_SOC_INTEL_KBL_RT5663_RT5514_MAX98927_MACH) += snd-soc-kbl_rt5663_rt5514_max98927.o
 obj-$(CONFIG_SND_SOC_INTEL_SKL_RT286_MACH) += snd-soc-skl_rt286.o
diff --git a/sound/soc/intel/boards/kbl_rt5660.c b/sound/soc/intel/boards/kbl_rt5660.c
new file mode 100644
index 000000000000..6f92dd9e522d
--- /dev/null
+++ b/sound/soc/intel/boards/kbl_rt5660.c
@@ -0,0 +1,535 @@ 
+/*
+ * Intel Kabylake I2S Machine Driver with RT5660 Codecs
+ *
+ * Copyright (C) 2018 Shrirang Bagul <shrirang.bagul@canonical.com>
+ *
+ * Modified from:
+ *   Intel Skylake I2S Machine driver
+ *
+ * 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.
+ */
+
+#include <linux/input.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/gpio/consumer.h>
+#include <linux/acpi.h>
+#include <sound/core.h>
+#include <sound/jack.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include "../../codecs/rt5660.h"
+#include "../../codecs/hdac_hdmi.h"
+#include "../skylake/skl.h"
+
+#define KBL_ALC3277_CODEC_DAI "rt5660-aif1"
+
+static struct snd_soc_jack skylake_hdmi[3];
+
+struct kbl_hdmi_pcm {
+	struct list_head head;
+	struct snd_soc_dai *codec_dai;
+	int device;
+};
+
+struct kbl_rt5660_private {
+	struct clk *mclk;
+	struct gpio_desc *gpio_lo_mute;
+	struct list_head hdmi_pcm_list;
+};
+
+enum {
+	KBL_DPCM_AUDIO_5660_PB = 0,
+	KBL_DPCM_AUDIO_5660_CP,
+	KBL_DPCM_AUDIO_5660_HDMI1_PB,
+	KBL_DPCM_AUDIO_5660_HDMI2_PB,
+	KBL_DPCM_AUDIO_5660_HDMI3_PB,
+};
+
+static int kabylake_5660_event_lineout(struct snd_soc_dapm_widget *w,
+			struct snd_kcontrol *k, int event)
+{
+	struct snd_soc_dapm_context *dapm = w->dapm;
+	struct kbl_rt5660_private *priv = snd_soc_card_get_drvdata(dapm->card);
+
+	gpiod_set_value_cansleep(priv->gpio_lo_mute,
+			!(SND_SOC_DAPM_EVENT_ON(event)));
+
+	return 0;
+}
+
+static const struct snd_kcontrol_new kabylake_5660_controls[] = {
+	SOC_DAPM_PIN_SWITCH("Line In"),
+	SOC_DAPM_PIN_SWITCH("Line Out"),
+};
+
+static const struct snd_soc_dapm_widget kabylake_5660_widgets[] = {
+	SND_SOC_DAPM_MIC("Line In", NULL),
+	SND_SOC_DAPM_LINE("Line Out", kabylake_5660_event_lineout),
+	SND_SOC_DAPM_SPK("DP", NULL),
+	SND_SOC_DAPM_SPK("HDMI", NULL),
+};
+
+static const struct snd_soc_dapm_route kabylake_5660_map[] = {
+	/* other jacks */
+	{"IN1P", NULL, "Line In"},
+	{"IN2P", NULL, "Line In"},
+	{"Line Out", NULL, "LOUTR"},
+	{"Line Out", NULL, "LOUTL"},
+
+
+	{ "HDMI", NULL, "hif5 Output" },
+	{ "DP", NULL, "hif6 Output" },
+
+	/* CODEC BE connections */
+	{ "AIF1 Playback", NULL, "ssp0 Tx"},
+	{ "ssp0 Tx", NULL, "codec0_out"},
+	{ "ssp0 Tx", NULL, "codec1_out"},
+
+	{ "codec0_in", NULL, "ssp0 Rx" },
+	{ "codec1_in", NULL, "ssp0 Rx" },
+	{ "ssp0 Rx", NULL, "AIF1 Capture" },
+
+	{ "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"},
+};
+
+static int kabylake_rt5660_codec_init(struct snd_soc_pcm_runtime *rtd)
+{
+	int ret;
+	struct kbl_rt5660_private *ctx = snd_soc_card_get_drvdata(rtd->card);
+	struct snd_soc_codec *codec = rtd->codec;
+
+	/* Request rt5660 GPIO for lineout mute control */
+	ctx->gpio_lo_mute = devm_gpiod_get_index(codec->dev,
+			"lineout-mute", 0, 0);
+	if (IS_ERR(ctx->gpio_lo_mute)) {
+		dev_err(rtd->card->dev, "Can't find GPIO_MUTE# gpio\n");
+		return PTR_ERR(ctx->gpio_lo_mute);
+	}
+
+	ret = gpiod_direction_output(ctx->gpio_lo_mute, 1);
+	if (ret) {
+		dev_err(rtd->dev, "failed to set lineout-mute gpio %d\n", ret);
+		return ret;
+	}
+
+	return ret;
+}
+
+static int kabylake_hdmi_init(struct snd_soc_pcm_runtime *rtd, int device)
+{
+	struct kbl_rt5660_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_5660_hdmi1_init(struct snd_soc_pcm_runtime *rtd)
+{
+	return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_5660_HDMI1_PB);
+}
+
+static int kabylake_5660_hdmi2_init(struct snd_soc_pcm_runtime *rtd)
+{
+	return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_5660_HDMI2_PB);
+}
+
+static int kabylake_5660_hdmi3_init(struct snd_soc_pcm_runtime *rtd)
+{
+	return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_5660_HDMI3_PB);
+}
+
+static 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[] = {
+	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_rt5660_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(fmt, SNDRV_PCM_FORMAT_S24_LE);
+	}
+	/*
+	 * 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(fmt, SNDRV_PCM_FORMAT_S16_LE);
+
+	return 0;
+}
+
+static int kabylake_rt5660_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;
+
+	ret = snd_soc_dai_set_sysclk(codec_dai,
+			RT5660_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_rt5660_ops = {
+	.hw_params = kabylake_rt5660_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;
+	int ret = 0;
+
+	ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 24);
+	if (ret < 0) {
+		dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
+		return ret;
+	}
+
+	return ret;
+}
+
+static struct snd_soc_ops kabylake_ssp0_ops = {
+	.hw_params = kabylake_ssp0_hw_params,
+};
+
+static 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 kabylake_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 struct snd_soc_ops skylaye_refcap_ops = {
+	.startup = kabylake_refcap_startup,
+};
+
+/* kabylake digital audio interface glue - connects codec <--> CPU */
+static struct snd_soc_dai_link kabylake_5660_dais[] = {
+	/* Front End DAI links */
+	[KBL_DPCM_AUDIO_5660_PB] = {
+		.name = "Kbl Audio Port",
+		.stream_name = "Audio",
+		.cpu_dai_name = "System Pin",
+		.platform_name = "0000:00:1f.3",
+		.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 = &kabylake_rt5660_fe_ops,
+	},
+	[KBL_DPCM_AUDIO_5660_CP] = {
+		.name = "Kbl Audio Capture Port",
+		.stream_name = "Audio Record",
+		.cpu_dai_name = "System Pin",
+		.platform_name = "0000:00:1f.3",
+		.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 = &kabylake_rt5660_fe_ops,
+	},
+	[KBL_DPCM_AUDIO_5660_HDMI1_PB] = {
+		.name = "Kbl HDMI Port1",
+		.stream_name = "Hdmi1",
+		.cpu_dai_name = "HDMI1 Pin",
+		.codec_name = "snd-soc-dummy",
+		.codec_dai_name = "snd-soc-dummy-dai",
+		.platform_name = "0000:00:1f.3",
+		.dpcm_playback = 1,
+		.init = NULL,
+		.trigger = {
+			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
+		.nonatomic = 1,
+		.dynamic = 1,
+	},
+	[KBL_DPCM_AUDIO_5660_HDMI2_PB] = {
+		.name = "Kbl HDMI Port2",
+		.stream_name = "Hdmi2",
+		.cpu_dai_name = "HDMI2 Pin",
+		.codec_name = "snd-soc-dummy",
+		.codec_dai_name = "snd-soc-dummy-dai",
+		.platform_name = "0000:00:1f.3",
+		.dpcm_playback = 1,
+		.init = NULL,
+		.trigger = {
+			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
+		.nonatomic = 1,
+		.dynamic = 1,
+	},
+	[KBL_DPCM_AUDIO_5660_HDMI3_PB] = {
+		.name = "Kbl HDMI Port3",
+		.stream_name = "Hdmi3",
+		.cpu_dai_name = "HDMI3 Pin",
+		.codec_name = "snd-soc-dummy",
+		.codec_dai_name = "snd-soc-dummy-dai",
+		.platform_name = "0000:00:1f.3",
+		.trigger = {
+			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
+		.dpcm_playback = 1,
+		.init = NULL,
+		.nonatomic = 1,
+		.dynamic = 1,
+	},
+
+	/* Back End DAI links */
+	{
+		/* SSP0 - Codec */
+		.name = "SSP0-Codec",
+		.id = 0,
+		.cpu_dai_name = "SSP0 Pin",
+		.platform_name = "0000:00:1f.3",
+		.no_pcm = 1,
+		.codec_name = "i2c-10EC3277:00",
+		.codec_dai_name = KBL_ALC3277_CODEC_DAI,
+		.init = kabylake_rt5660_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_rt5660_ops,
+		.dpcm_playback = 1,
+		.dpcm_capture = 1,
+	},
+	{
+		.name = "iDisp1",
+		.id = 1,
+		.cpu_dai_name = "iDisp1 Pin",
+		.codec_name = "ehdaudio0D2",
+		.codec_dai_name = "intel-hdmi-hifi1",
+		.platform_name = "0000:00:1f.3",
+		.dpcm_playback = 1,
+		.init = kabylake_5660_hdmi1_init,
+		.no_pcm = 1,
+	},
+	{
+		.name = "iDisp2",
+		.id = 2,
+		.cpu_dai_name = "iDisp2 Pin",
+		.codec_name = "ehdaudio0D2",
+		.codec_dai_name = "intel-hdmi-hifi2",
+		.platform_name = "0000:00:1f.3",
+		.init = kabylake_5660_hdmi2_init,
+		.dpcm_playback = 1,
+		.no_pcm = 1,
+	},
+	{
+		.name = "iDisp3",
+		.id = 3,
+		.cpu_dai_name = "iDisp3 Pin",
+		.codec_name = "ehdaudio0D2",
+		.codec_dai_name = "intel-hdmi-hifi3",
+		.platform_name = "0000:00:1f.3",
+		.init = kabylake_5660_hdmi3_init,
+		.dpcm_playback = 1,
+		.no_pcm = 1,
+	},
+};
+
+#define NAME_SIZE	32
+static int kabylake_card_late_probe(struct snd_soc_card *card)
+{
+	struct kbl_rt5660_private *ctx = snd_soc_card_get_drvdata(card);
+	struct kbl_hdmi_pcm *pcm;
+	struct snd_soc_codec *codec = NULL;
+	int err, i = 0;
+	char jack_name[NAME_SIZE];
+
+	list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
+		codec = pcm->codec_dai->codec;
+		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, &skylake_hdmi[i],
+					NULL, 0);
+
+		if (err)
+			return err;
+
+		err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
+						&skylake_hdmi[i]);
+		if (err < 0)
+			return err;
+
+		i++;
+	}
+
+	if (!codec)
+		return -EINVAL;
+
+	return hdac_hdmi_jack_port_init(codec, &card->dapm);
+}
+
+/* kabylake audio machine driver for RT5660 */
+static struct snd_soc_card kabylake_audio_card_rt5660 = {
+	.name = "kblrt5660",
+	.owner = THIS_MODULE,
+	.dai_link = kabylake_5660_dais,
+	.num_links = ARRAY_SIZE(kabylake_5660_dais),
+	.controls = kabylake_5660_controls,
+	.num_controls = ARRAY_SIZE(kabylake_5660_controls),
+	.dapm_widgets = kabylake_5660_widgets,
+	.num_dapm_widgets = ARRAY_SIZE(kabylake_5660_widgets),
+	.dapm_routes = kabylake_5660_map,
+	.num_dapm_routes = ARRAY_SIZE(kabylake_5660_map),
+	.fully_routed = true,
+	.late_probe = kabylake_card_late_probe,
+};
+
+static int kabylake_audio_probe(struct platform_device *pdev)
+{
+	struct kbl_rt5660_private *ctx;
+
+	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC);
+	if (!ctx)
+		return -ENOMEM;
+
+	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
+
+	kabylake_audio_card_rt5660.dev = &pdev->dev;
+	snd_soc_card_set_drvdata(&kabylake_audio_card_rt5660, ctx);
+
+	return devm_snd_soc_register_card(&pdev->dev, &kabylake_audio_card_rt5660);
+}
+
+static const struct platform_device_id kbl_board_ids[] = {
+	{ .name = "skl_alc3277_i2s" },
+	{ .name = "kbl_alc3277_i2s" },
+	{ }
+};
+
+static struct platform_driver kabylake_audio = {
+	.probe = kabylake_audio_probe,
+	.driver = {
+		.name = "kbl_alc3277_i2s",
+		.pm = &snd_soc_pm_ops,
+	},
+	.id_table = kbl_board_ids,
+};
+
+module_platform_driver(kabylake_audio)
+
+/* Module information */
+MODULE_DESCRIPTION("Audio Machine driver-RT5660 in I2S mode");
+MODULE_AUTHOR("Shrirang Bagul <shrirang.bagul@canonical.com>");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:skl_alc3277_i2s");
+MODULE_ALIAS("platform:kbl_alc3277_i2s");