| // SPDX-License-Identifier: GPL-2.0 |
| // Copyright(c) 2017-18 Intel Corporation. |
| |
| /* |
| * Intel Kabylake I2S Machine Driver with MAX98357A & DA7219 Codecs |
| * |
| * 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 "../../codecs/da7219.h" |
| #include "../../codecs/hdac_hdmi.h" |
| #include "../../codecs/da7219-aad.h" |
| |
| #define KBL_DIALOG_CODEC_DAI "da7219-hifi" |
| #define KBL_MAXIM_CODEC_DAI "HiFi" |
| #define MAXIM_DEV0_NAME "MX98357A:00" |
| #define DUAL_CHANNEL 2 |
| #define QUAD_CHANNEL 4 |
| |
| static struct snd_soc_card *kabylake_audio_card; |
| 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_codec_private { |
| struct snd_soc_jack kabylake_headset; |
| struct list_head hdmi_pcm_list; |
| }; |
| |
| enum { |
| KBL_DPCM_AUDIO_PB = 0, |
| KBL_DPCM_AUDIO_CP, |
| KBL_DPCM_AUDIO_DMIC_CP, |
| KBL_DPCM_AUDIO_HDMI1_PB, |
| KBL_DPCM_AUDIO_HDMI2_PB, |
| KBL_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, KBL_DIALOG_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_pll(codec_dai, 0, |
| DA7219_SYSCLK_MCLK, 0, 0); |
| if (ret) |
| dev_err(card->dev, "failed to stop PLL: %d\n", ret); |
| } else if (SND_SOC_DAPM_EVENT_ON(event)) { |
| ret = snd_soc_dai_set_pll(codec_dai, 0, DA7219_SYSCLK_PLL_SRM, |
| 0, DA7219_PLL_FREQ_OUT_98304); |
| if (ret) |
| dev_err(card->dev, "failed to start PLL: %d\n", ret); |
| } |
| |
| return ret; |
| } |
| |
| static const struct snd_kcontrol_new kabylake_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 kabylake_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("DP", NULL), |
| SND_SOC_DAPM_SPK("HDMI", 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 kabylake_map[] = { |
| { "Headphone Jack", NULL, "HPL" }, |
| { "Headphone Jack", NULL, "HPR" }, |
| |
| /* speaker */ |
| { "Spk", NULL, "Speaker" }, |
| |
| /* other jacks */ |
| { "MIC", NULL, "Headset Mic" }, |
| { "DMic", NULL, "SoC DMIC" }, |
| |
| { "HDMI", NULL, "hif5 Output" }, |
| { "DP", NULL, "hif6 Output" }, |
| |
| /* CODEC BE connections */ |
| { "HiFi Playback", NULL, "ssp0 Tx" }, |
| { "ssp0 Tx", NULL, "codec0_out" }, |
| |
| { "Playback", NULL, "ssp1 Tx" }, |
| { "ssp1 Tx", NULL, "codec1_out" }, |
| |
| { "codec0_in", NULL, "ssp1 Rx" }, |
| { "ssp1 Rx", NULL, "Capture" }, |
| |
| /* DMIC */ |
| { "dmic01_hifi", NULL, "DMIC01 Rx" }, |
| { "DMIC01 Rx", NULL, "DMIC AIF" }, |
| |
| { "hifi1", NULL, "iDisp1 Tx" }, |
| { "iDisp1 Tx", NULL, "iDisp1_out" }, |
| { "hifi2", NULL, "iDisp2 Tx" }, |
| { "iDisp2 Tx", NULL, "iDisp2_out" }, |
| { "hifi3", NULL, "iDisp3 Tx"}, |
| { "iDisp3 Tx", NULL, "iDisp3_out"}, |
| |
| { "Headphone Jack", NULL, "Platform Clock" }, |
| { "Headset Mic", NULL, "Platform Clock" }, |
| }; |
| |
| 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); |
| |
| /* 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_format(fmt, SNDRV_PCM_FORMAT_S24_LE); |
| |
| return 0; |
| } |
| |
| static int kabylake_da7219_codec_init(struct snd_soc_pcm_runtime *rtd) |
| { |
| struct kbl_codec_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, DA7219_CLKSRC_MCLK, 24576000, |
| SND_SOC_CLOCK_IN); |
| if (ret) { |
| dev_err(rtd->dev, "can't set codec sysclk configuration\n"); |
| return ret; |
| } |
| |
| /* |
| * 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 | SND_JACK_LINEOUT, |
| &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_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); |
| da7219_aad_jack_det(component, &ctx->kabylake_headset); |
| |
| ret = snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC"); |
| if (ret) |
| dev_err(rtd->dev, "SoC 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 int kabylake_hdmi3_init(struct snd_soc_pcm_runtime *rtd) |
| { |
| return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI3_PB); |
| } |
| |
| static int kabylake_da7219_fe_init(struct snd_soc_pcm_runtime *rtd) |
| { |
| struct snd_soc_dapm_context *dapm; |
| struct snd_soc_component *component = rtd->cpu_dai->component; |
| |
| dapm = snd_soc_component_get_dapm(component); |
| snd_soc_dapm_ignore_suspend(dapm, "Reference Capture"); |
| |
| return 0; |
| } |
| |
| 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 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 = DUAL_CHANNEL; |
| 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_da7219_fe_ops = { |
| .startup = kbl_fe_startup, |
| }; |
| |
| static int kabylake_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 |
| */ |
| |
| if (params_channels(params) == 2) |
| channels->min = channels->max = 2; |
| else |
| channels->min = channels->max = 4; |
| |
| return 0; |
| } |
| |
| static int kabylake_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 struct snd_soc_ops kabylake_dmic_ops = { |
| .startup = kabylake_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 const unsigned int ch_mono[] = { |
| 1, |
| }; |
| |
| 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(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(ssp0_pin, |
| DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin"))); |
| SND_SOC_DAILINK_DEF(ssp0_codec, |
| DAILINK_COMP_ARRAY(COMP_CODEC(MAXIM_DEV0_NAME, |
| KBL_MAXIM_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("i2c-DLGS7219:00", |
| KBL_DIALOG_CODEC_DAI))); |
| |
| 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("0000:00:1f.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_da7219_fe_init, |
| .trigger = { |
| SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, |
| .dpcm_playback = 1, |
| .ops = &kabylake_da7219_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_da7219_fe_ops, |
| SND_SOC_DAILINK_REG(system, dummy, 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), |
| }, |
| [KBL_DPCM_AUDIO_HDMI3_PB] = { |
| .name = "Kbl 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 */ |
| { |
| /* SSP0 - Codec */ |
| .name = "SSP0-Codec", |
| .id = 0, |
| .no_pcm = 1, |
| .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, |
| .dpcm_playback = 1, |
| SND_SOC_DAILINK_REG(ssp0_pin, ssp0_codec, platform), |
| }, |
| { |
| /* SSP1 - Codec */ |
| .name = "SSP1-Codec", |
| .id = 1, |
| .no_pcm = 1, |
| .init = kabylake_da7219_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, |
| .dpcm_playback = 1, |
| .dpcm_capture = 1, |
| SND_SOC_DAILINK_REG(ssp1_pin, ssp1_codec, platform), |
| }, |
| { |
| .name = "dmic01", |
| .id = 2, |
| .be_hw_params_fixup = kabylake_dmic_fixup, |
| .ignore_suspend = 1, |
| .dpcm_capture = 1, |
| .no_pcm = 1, |
| SND_SOC_DAILINK_REG(dmic_pin, dmic_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), |
| }, |
| { |
| .name = "iDisp3", |
| .id = 5, |
| .init = kabylake_hdmi3_init, |
| .dpcm_playback = 1, |
| .no_pcm = 1, |
| SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform), |
| }, |
| }; |
| |
| #define NAME_SIZE 32 |
| 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, &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 (!component) |
| return -EINVAL; |
| |
| return hdac_hdmi_jack_port_init(component, &card->dapm); |
| } |
| |
| /* kabylake audio machine driver for SPT + DA7219 */ |
| static struct snd_soc_card kabylake_audio_card_da7219_m98357a = { |
| .name = "kblda7219max", |
| .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), |
| .fully_routed = true, |
| .late_probe = kabylake_card_late_probe, |
| }; |
| |
| static int kabylake_audio_probe(struct platform_device *pdev) |
| { |
| struct kbl_codec_private *ctx; |
| |
| ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL); |
| if (!ctx) |
| return -ENOMEM; |
| |
| INIT_LIST_HEAD(&ctx->hdmi_pcm_list); |
| |
| kabylake_audio_card = |
| (struct snd_soc_card *)pdev->id_entry->driver_data; |
| |
| kabylake_audio_card->dev = &pdev->dev; |
| snd_soc_card_set_drvdata(kabylake_audio_card, ctx); |
| return devm_snd_soc_register_card(&pdev->dev, kabylake_audio_card); |
| } |
| |
| static const struct platform_device_id kbl_board_ids[] = { |
| { |
| .name = "kbl_da7219_max98357a", |
| .driver_data = |
| (kernel_ulong_t)&kabylake_audio_card_da7219_m98357a, |
| }, |
| { } |
| }; |
| |
| static struct platform_driver kabylake_audio = { |
| .probe = kabylake_audio_probe, |
| .driver = { |
| .name = "kbl_da7219_max98357a", |
| .pm = &snd_soc_pm_ops, |
| }, |
| .id_table = kbl_board_ids, |
| }; |
| |
| module_platform_driver(kabylake_audio) |
| |
| /* Module information */ |
| MODULE_DESCRIPTION("Audio Machine driver-DA7219 & MAX98357A in I2S mode"); |
| MODULE_AUTHOR("Naveen Manohar <naveen.m@intel.com>"); |
| MODULE_LICENSE("GPL v2"); |
| MODULE_ALIAS("platform:kbl_da7219_max98357a"); |