[alsa-devel] [PATCH v3 1/2] ASoC: Intel: boards: Add CML m/c using RT1011 and RT5682

Pierre-Louis Bossart pierre-louis.bossart at linux.intel.com
Wed Sep 25 15:14:02 CEST 2019



On 9/25/19 1:03 AM, sathya.prakash.m.r at intel.com wrote:
> From: Naveen Manohar <naveen.m at intel.com>
> 
> Machine driver to enable
> RT5682 on SSP0, DMIC, HDMI and
> RT1011 AMP on SSP1 with
> 2 CH / 24 bit TDM Playback over 4 individual codecs and
> 4 CH / 24 bit Capture to provide feedback.
> 
> Changes from V1: adressed minor comments of V1

These comments need to go below the --- mark

Also you didn't add maintainers in Cc: (Mark Brown and Takashi Iwai), so 
you will have to resend a v4 I am afraid

The code looks good otherwise so

Acked-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>

> 
> Signed-off-by: Naveen Manohar <naveen.m at intel.com>
> Signed-off-by: Sathya Prakash M R <sathya.prakash.m.r at intel.com>
> ---
>   sound/soc/intel/boards/Kconfig             |  18 ++
>   sound/soc/intel/boards/Makefile            |   2 +
>   sound/soc/intel/boards/cml_rt1011_rt5682.c | 473 +++++++++++++++++++++++++++++
>   3 files changed, 493 insertions(+)
>   create mode 100644 sound/soc/intel/boards/cml_rt1011_rt5682.c
> 
> diff --git a/sound/soc/intel/boards/Kconfig b/sound/soc/intel/boards/Kconfig
> index 50bf149818b5..6c41aa5e78c0 100644
> --- a/sound/soc/intel/boards/Kconfig
> +++ b/sound/soc/intel/boards/Kconfig
> @@ -382,6 +382,24 @@ config SND_SOC_INTEL_GLK_RT5682_MAX98357A_MACH
>   
>   endif ## SND_SOC_INTEL_GLK || (SND_SOC_SOF_GEMINILAKE  && SND_SOC_SOF_HDA_LINK)
>   
> +if SND_SOC_SOF_COMETLAKE_LP && SND_SOC_SOF_HDA_LINK
> +
> +config SND_SOC_INTEL_SOF_CML_RT1011_RT5682_MACH
> +	tristate "CML with RT1011 and RT5682 in I2S Mode"
> +	depends on I2C && ACPI
> +	depends on MFD_INTEL_LPSS || COMPILE_TEST
> +	select SND_SOC_RT1011
> +	select SND_SOC_RT5682
> +	select SND_SOC_DMIC
> +	select SND_SOC_HDAC_HDMI
> +	help
> +	   This adds support for ASoC machine driver for SOF platform with
> +	   RT1011 + RT5682 I2S codec.
> +	   Say Y if you have such a device.
> +	   If unsure select "N".
> +
> +endif ## SND_SOC_SOF_COMETLAKE_LP && SND_SOC_SOF_HDA_LINK
> +
>   if SND_SOC_INTEL_SKYLAKE_HDAUDIO_CODEC || SND_SOC_SOF_HDA_AUDIO_CODEC
>   
>   config SND_SOC_INTEL_SKL_HDA_DSP_GENERIC_MACH
> diff --git a/sound/soc/intel/boards/Makefile b/sound/soc/intel/boards/Makefile
> index 6445f90ea542..848a2684535f 100644
> --- a/sound/soc/intel/boards/Makefile
> +++ b/sound/soc/intel/boards/Makefile
> @@ -18,6 +18,7 @@ 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-sof_rt5682-objs := sof_rt5682.o
> +snd-soc-cml_rt1011_rt5682-objs := cml_rt1011_rt5682.o
>   snd-soc-kbl_da7219_max98357a-objs := kbl_da7219_max98357a.o
>   snd-soc-kbl_da7219_max98927-objs := kbl_da7219_max98927.o
>   snd-soc-kbl_rt5663_max98927-objs := kbl_rt5663_max98927.o
> @@ -47,6 +48,7 @@ obj-$(CONFIG_SND_SOC_INTEL_BYT_CHT_CX2072X_MACH) += snd-soc-sst-byt-cht-cx2072x.
>   obj-$(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-$(CONFIG_SND_SOC_INTEL_SOF_CML_RT1011_RT5682_MACH) += cml_rt1011_rt5682.o
>   obj-$(CONFIG_SND_SOC_INTEL_KBL_DA7219_MAX98357A_MACH) += snd-soc-kbl_da7219_max98357a.o
>   obj-$(CONFIG_SND_SOC_INTEL_KBL_DA7219_MAX98927_MACH) += snd-soc-kbl_da7219_max98927.o
>   obj-$(CONFIG_SND_SOC_INTEL_KBL_RT5663_MAX98927_MACH) += snd-soc-kbl_rt5663_max98927.o
> diff --git a/sound/soc/intel/boards/cml_rt1011_rt5682.c b/sound/soc/intel/boards/cml_rt1011_rt5682.c
> new file mode 100644
> index 000000000000..1e257daea488
> --- /dev/null
> +++ b/sound/soc/intel/boards/cml_rt1011_rt5682.c
> @@ -0,0 +1,473 @@
> +// SPDX-License-Identifier: GPL-2.0
> +// Copyright(c) 2019 Intel Corporation.
> +
> +/*
> + * Intel Cometlake I2S Machine driver for RT1011 + RT5682 codec
> + */
> +
> +#include <linux/input.h>
> +#include <linux/module.h>
> +#include <linux/platform_device.h>
> +#include <linux/clk.h>
> +#include <linux/dmi.h>
> +#include <linux/slab.h>
> +#include <asm/cpu_device_id.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 <sound/rt5682.h>
> +#include <sound/soc-acpi.h>
> +#include "../../codecs/rt1011.h"
> +#include "../../codecs/rt5682.h"
> +#include "../../codecs/hdac_hdmi.h"
> +
> +/* The platform clock outputs 24Mhz clock to codec as I2S MCLK */
> +#define CML_PLAT_CLK	24000000
> +#define CML_RT1011_CODEC_DAI "rt1011-aif"
> +#define CML_RT5682_CODEC_DAI "rt5682-aif1"
> +#define NAME_SIZE 32
> +
> +static struct snd_soc_jack hdmi_jack[3];
> +
> +struct hdmi_pcm {
> +	struct list_head head;
> +	struct snd_soc_dai *codec_dai;
> +	int device;
> +};
> +
> +struct card_private {
> +	char codec_name[SND_ACPI_I2C_ID_LEN];
> +	struct snd_soc_jack headset;
> +	struct list_head hdmi_pcm_list;
> +};
> +
> +static const struct snd_kcontrol_new cml_controls[] = {
> +	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
> +	SOC_DAPM_PIN_SWITCH("Headset Mic"),
> +	SOC_DAPM_PIN_SWITCH("TL Ext Spk"),
> +	SOC_DAPM_PIN_SWITCH("TR Ext Spk"),
> +	SOC_DAPM_PIN_SWITCH("WL Ext Spk"),
> +	SOC_DAPM_PIN_SWITCH("WR Ext Spk"),
> +};
> +
> +static const struct snd_soc_dapm_widget cml_rt1011_rt5682_widgets[] = {
> +	SND_SOC_DAPM_SPK("TL Ext Spk", NULL),
> +	SND_SOC_DAPM_SPK("TR Ext Spk", NULL),
> +	SND_SOC_DAPM_SPK("WL Ext Spk", NULL),
> +	SND_SOC_DAPM_SPK("WR Ext Spk", NULL),
> +	SND_SOC_DAPM_HP("Headphone Jack", NULL),
> +	SND_SOC_DAPM_MIC("Headset Mic", NULL),
> +	SND_SOC_DAPM_MIC("SoC DMIC", NULL),
> +};
> +
> +static const struct snd_soc_dapm_route cml_rt1011_rt5682_map[] = {
> +	/*speaker*/
> +	{ "TL Ext Spk", NULL, "TL SPO" },
> +	{ "TR Ext Spk", NULL, "TR SPO" },
> +	{ "WL Ext Spk", NULL, "WL SPO" },
> +	{ "WR Ext Spk", NULL, "WR SPO" },
> +
> +	/* HP jack connectors - unknown if we have jack detection */
> +	{ "Headphone Jack", NULL, "HPOL" },
> +	{ "Headphone Jack", NULL, "HPOR" },
> +
> +	/* other jacks */
> +	{ "IN1P", NULL, "Headset Mic" },
> +
> +	/* DMIC */
> +	{ "DMic", NULL, "SoC DMIC" },
> +};
> +
> +static int cml_rt5682_codec_init(struct snd_soc_pcm_runtime *rtd)
> +{
> +	struct card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
> +	struct snd_soc_component *component = rtd->codec_dai->component;
> +	struct snd_soc_jack *jack;
> +	int ret;
> +
> +	/* need to enable ASRC function for 24MHz mclk rate */
> +	rt5682_sel_asrc_clk_src(component, RT5682_DA_STEREO1_FILTER |
> +				RT5682_AD_STEREO1_FILTER,
> +				RT5682_CLK_SEL_I2S1_ASRC);
> +
> +	/*
> +	 * 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,
> +				    &ctx->headset, NULL, 0);
> +	if (ret) {
> +		dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
> +		return ret;
> +	}
> +
> +	jack = &ctx->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;
> +};
> +
> +static int cml_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 clk_id, clk_freq, pll_out, ret;
> +
> +	clk_id = RT5682_PLL1_S_MCLK;
> +	clk_freq = CML_PLAT_CLK;
> +
> +	pll_out = params_rate(params) * 512;
> +
> +	ret = snd_soc_dai_set_pll(codec_dai, 0, clk_id, clk_freq, pll_out);
> +	if (ret < 0)
> +		dev_warn(rtd->dev, "snd_soc_dai_set_pll err = %d\n", ret);
> +
> +	/* Configure sysclk for codec */
> +	ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1,
> +				     pll_out, SND_SOC_CLOCK_IN);
> +	if (ret < 0)
> +		dev_warn(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);
> +
> +	/*
> +	 * slot_width should be equal or large than data length, set them
> +	 * be the same
> +	 */
> +	ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x0, 0x0, 2,
> +				       params_width(params));
> +	if (ret < 0)
> +		dev_warn(rtd->dev, "set TDM slot err:%d\n", ret);
> +	return ret;
> +}
> +
> +static int cml_rt1011_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;
> +	struct snd_soc_card *card = rtd->card;
> +	int srate, i, ret = 0;
> +
> +	srate = params_rate(params);
> +
> +	for_each_rtd_codec_dai(rtd, i, codec_dai) {
> +		/* 100 Fs to drive 24 bit data */
> +		ret = snd_soc_dai_set_pll(codec_dai, 0, RT1011_PLL1_S_BCLK,
> +					  100 * srate, 256 * srate);
> +		if (ret < 0) {
> +			dev_err(card->dev, "codec_dai clock not set\n");
> +			return ret;
> +		}
> +
> +		ret = snd_soc_dai_set_sysclk(codec_dai,
> +					     RT1011_FS_SYS_PRE_S_PLL1,
> +					     256 * srate, SND_SOC_CLOCK_IN);
> +		if (ret < 0) {
> +			dev_err(card->dev, "codec_dai clock not set\n");
> +			return ret;
> +		}
> +
> +		/*
> +		 * Codec TDM is configured as 24 bit capture/ playback.
> +		 * 2 CH PB is done over 4 codecs - 2 Woofers and 2 Tweeters.
> +		 * The Left woofer and tweeter plays the Left playback data
> +		 * and  similar by the Right.
> +		 * Hence 2 codecs (1 T and 1 W pair) share same Rx slot.
> +		 * The feedback is captured for each codec individually.
> +		 * Hence all 4 codecs use 1 Tx slot each for feedback.
> +		 */
> +		if (!strcmp(codec_dai->component->name, "i2c-10EC1011:00")) {
> +			ret = snd_soc_dai_set_tdm_slot(codec_dai,
> +						       0x4, 0x1, 4, 24);
> +			if (ret < 0)
> +				break;
> +		}
> +		if (!strcmp(codec_dai->component->name, "i2c-10EC1011:02")) {
> +			ret = snd_soc_dai_set_tdm_slot(codec_dai,
> +						       0x1, 0x1, 4, 24);
> +			if (ret < 0)
> +				break;
> +		}
> +		/* TDM Rx slot 2 is used for Right Woofer & Tweeters pair */
> +		if (!strcmp(codec_dai->component->name, "i2c-10EC1011:01")) {
> +			ret = snd_soc_dai_set_tdm_slot(codec_dai,
> +						       0x8, 0x2, 4, 24);
> +			if (ret < 0)
> +				break;
> +		}
> +		if (!strcmp(codec_dai->component->name, "i2c-10EC1011:03")) {
> +			ret = snd_soc_dai_set_tdm_slot(codec_dai,
> +						       0x2, 0x2, 4, 24);
> +			if (ret < 0)
> +				break;
> +		}
> +	}
> +	if (ret < 0)
> +		dev_err(rtd->dev,
> +			"set codec TDM slot for %s failed with error %d\n",
> +			codec_dai->component->name, ret);
> +	return ret;
> +}
> +
> +static struct snd_soc_ops cml_rt5682_ops = {
> +	.hw_params = cml_rt5682_hw_params,
> +};
> +
> +static const struct snd_soc_ops cml_rt1011_ops = {
> +	.hw_params = cml_rt1011_hw_params,
> +};
> +
> +static int sof_card_late_probe(struct snd_soc_card *card)
> +{
> +	struct card_private *ctx = snd_soc_card_get_drvdata(card);
> +	struct snd_soc_component *component = NULL;
> +	char jack_name[NAME_SIZE];
> +	struct hdmi_pcm *pcm;
> +	int ret, 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);
> +		ret = snd_soc_card_jack_new(card, jack_name,
> +					    SND_JACK_AVOUT, &hdmi_jack[i],
> +					    NULL, 0);
> +		if (ret)
> +			return ret;
> +
> +		ret = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
> +					  &hdmi_jack[i]);
> +		if (ret < 0)
> +			return ret;
> +
> +		i++;
> +	}
> +	if (!component)
> +		return -EINVAL;
> +
> +	return hdac_hdmi_jack_port_init(component, &card->dapm);
> +}
> +
> +static int hdmi_init(struct snd_soc_pcm_runtime *rtd)
> +{
> +	struct card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
> +	struct snd_soc_dai *dai = rtd->codec_dai;
> +	struct hdmi_pcm *pcm;
> +
> +	pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
> +	if (!pcm)
> +		return -ENOMEM;
> +
> +	pcm->device = dai->id;
> +	pcm->codec_dai = dai;
> +
> +	list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
> +
> +	return 0;
> +}
> +
> +/* Cometlake digital audio interface glue - connects codec <--> CPU */
> +
> +SND_SOC_DAILINK_DEF(ssp0_pin,
> +	DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin")));
> +SND_SOC_DAILINK_DEF(ssp0_codec,
> +	DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5682:00",
> +				CML_RT5682_CODEC_DAI)));
> +
> +SND_SOC_DAILINK_DEF(ssp1_pin,
> +	DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin")));
> +SND_SOC_DAILINK_DEF(ssp1_codec,
> +	DAILINK_COMP_ARRAY(
> +	/* WL */ COMP_CODEC("i2c-10EC1011:00", CML_RT1011_CODEC_DAI),
> +	/* WR */ COMP_CODEC("i2c-10EC1011:01", CML_RT1011_CODEC_DAI),
> +	/* TL */ COMP_CODEC("i2c-10EC1011:02", CML_RT1011_CODEC_DAI),
> +	/* TR */ COMP_CODEC("i2c-10EC1011:03", CML_RT1011_CODEC_DAI)));
> +
> +SND_SOC_DAILINK_DEF(dmic_pin,
> +	DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin")));
> +
> +SND_SOC_DAILINK_DEF(dmic16k_pin,
> +	DAILINK_COMP_ARRAY(COMP_CPU("DMIC16k 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("0000:00:1f.3")));
> +
> +static struct snd_soc_dai_link cml_rt1011_rt5682_dailink[] = {
> +	/* Back End DAI links */
> +	{
> +		/* SSP0 - Codec */
> +		.name = "SSP0-Codec",
> +		.id = 0,
> +		.init = cml_rt5682_codec_init,
> +		.ignore_pmdown_time = 1,
> +		.ops = &cml_rt5682_ops,
> +		.dpcm_playback = 1,
> +		.dpcm_capture = 1,
> +		.no_pcm = 1,
> +		SND_SOC_DAILINK_REG(ssp0_pin, ssp0_codec, platform),
> +	},
> +	{
> +		.name = "dmic01",
> +		.id = 1,
> +		.ignore_suspend = 1,
> +		.dpcm_capture = 1,
> +		.no_pcm = 1,
> +		SND_SOC_DAILINK_REG(dmic_pin, dmic_codec, platform),
> +	},
> +	{
> +		.name = "dmic16k",
> +		.id = 2,
> +		.ignore_suspend = 1,
> +		.dpcm_capture = 1,
> +		.no_pcm = 1,
> +		SND_SOC_DAILINK_REG(dmic16k_pin, dmic_codec, platform),
> +	},
> +	{
> +		.name = "iDisp1",
> +		.id = 3,
> +		.init = hdmi_init,
> +		.dpcm_playback = 1,
> +		.no_pcm = 1,
> +		SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform),
> +	},
> +	{
> +		.name = "iDisp2",
> +		.id = 4,
> +		.init = hdmi_init,
> +		.dpcm_playback = 1,
> +		.no_pcm = 1,
> +		SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform),
> +	},
> +	{
> +		.name = "iDisp3",
> +		.id = 5,
> +		.init = hdmi_init,
> +		.dpcm_playback = 1,
> +		.no_pcm = 1,
> +		SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform),
> +	},
> +	{
> +		/*
> +		 * SSP1 - Codec : added to end of list ensuring
> +		 * reuse of common topologies for other end points
> +		 * and changing only SSP1's codec
> +		 */
> +		.name = "SSP1-Codec",
> +		.id = 6,
> +		.dpcm_playback = 1,
> +		.dpcm_capture = 1, /* Capture stream provides Feedback */
> +		.no_pcm = 1,
> +		.ops = &cml_rt1011_ops,
> +		SND_SOC_DAILINK_REG(ssp1_pin, ssp1_codec, platform),
> +	},
> +};
> +
> +static struct snd_soc_codec_conf rt1011_conf[] = {
> +	{
> +		.dev_name = "i2c-10EC1011:00",
> +		.name_prefix = "WL",
> +	},
> +	{
> +		.dev_name = "i2c-10EC1011:01",
> +		.name_prefix = "WR",
> +	},
> +	{
> +		.dev_name = "i2c-10EC1011:02",
> +		.name_prefix = "TL",
> +	},
> +	{
> +		.dev_name = "i2c-10EC1011:03",
> +		.name_prefix = "TR",
> +	},
> +};
> +
> +/* Cometlake audio machine driver for RT1011 and RT5682 */
> +static struct snd_soc_card snd_soc_card_cml = {
> +	.name = "cml_rt1011_rt5682",
> +	.dai_link = cml_rt1011_rt5682_dailink,
> +	.num_links = ARRAY_SIZE(cml_rt1011_rt5682_dailink),
> +	.codec_conf = rt1011_conf,
> +	.num_configs = ARRAY_SIZE(rt1011_conf),
> +	.dapm_widgets = cml_rt1011_rt5682_widgets,
> +	.num_dapm_widgets = ARRAY_SIZE(cml_rt1011_rt5682_widgets),
> +	.dapm_routes = cml_rt1011_rt5682_map,
> +	.num_dapm_routes = ARRAY_SIZE(cml_rt1011_rt5682_map),
> +	.controls = cml_controls,
> +	.num_controls = ARRAY_SIZE(cml_controls),
> +	.fully_routed = true,
> +	.late_probe = sof_card_late_probe,
> +};
> +
> +static int snd_cml_rt1011_probe(struct platform_device *pdev)
> +{
> +	struct card_private *ctx;
> +	struct snd_soc_acpi_mach *mach;
> +	const char *platform_name;
> +	int ret;
> +
> +	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC);
> +	if (!ctx)
> +		return -ENOMEM;
> +
> +	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
> +	mach = (&pdev->dev)->platform_data;
> +	snd_soc_card_cml.dev = &pdev->dev;
> +	platform_name = mach->mach_params.platform;
> +
> +	/* set platform name for each dailink */
> +	ret = snd_soc_fixup_dai_links_platform_name(&snd_soc_card_cml,
> +						    platform_name);
> +	if (ret)
> +		return ret;
> +	snd_soc_card_set_drvdata(&snd_soc_card_cml, ctx);
> +
> +	return devm_snd_soc_register_card(&pdev->dev, &snd_soc_card_cml);
> +}
> +
> +static struct platform_driver snd_cml_rt1011_rt5682_driver = {
> +	.probe = snd_cml_rt1011_probe,
> +	.driver = {
> +		.name = "cml_rt1011_rt5682",
> +		.pm = &snd_soc_pm_ops,
> +	},
> +};
> +module_platform_driver(snd_cml_rt1011_rt5682_driver);
> +
> +/* Module information */
> +MODULE_DESCRIPTION("Cometlake Audio Machine driver - RT1011 and RT5682 in I2S mode");
> +MODULE_AUTHOR("Naveen Manohar <naveen.m at intel.com>");
> +MODULE_AUTHOR("Sathya Prakash M R <sathya.prakash.m.r at intel.com>");
> +MODULE_AUTHOR("Shuming Fan <shumingf at realtek.com>");
> +MODULE_LICENSE("GPL v2");
> +MODULE_ALIAS("platform:cml_rt1011_rt5682");
> 


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