/* * Intel Broadwell Wildcatpoint SST Audio * * Copyright (C) 2013, Intel Corporation. All rights reserved. * * 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 #include #include #include #include #include #include #include "../common/sst-dsp.h" #include "../haswell/sst-haswell-ipc.h" #include "../../codecs/rt286.h" static struct snd_soc_jack broadwell_headset; /* Headset jack detection DAPM pins */ static struct snd_soc_jack_pin broadwell_headset_pins[] = { { .pin = "Mic Jack", .mask = SND_JACK_MICROPHONE, }, { .pin = "Headphone Jack", .mask = SND_JACK_HEADPHONE, }, }; static const struct snd_kcontrol_new broadwell_controls[] = { SOC_DAPM_PIN_SWITCH("Speaker"), SOC_DAPM_PIN_SWITCH("Headphone Jack"), }; static const struct snd_soc_dapm_widget broadwell_widgets[] = { SND_SOC_DAPM_HP("Headphone Jack", NULL), SND_SOC_DAPM_SPK("Speaker", NULL), SND_SOC_DAPM_MIC("Mic Jack", NULL), SND_SOC_DAPM_MIC("DMIC1", NULL), SND_SOC_DAPM_MIC("DMIC2", NULL), SND_SOC_DAPM_LINE("Line Jack", NULL), }; static const struct snd_soc_dapm_route broadwell_rt286_map[] = { /* speaker */ {"Speaker", NULL, "SPOR"}, {"Speaker", NULL, "SPOL"}, /* HP jack connectors - unknown if we have jack deteck */ {"Headphone Jack", NULL, "HPO Pin"}, /* other jacks */ {"MIC1", NULL, "Mic Jack"}, {"LINE1", NULL, "Line Jack"}, /* digital mics */ {"DMIC1 Pin", NULL, "DMIC1"}, {"DMIC2 Pin", NULL, "DMIC2"}, /* CODEC BE connections */ {"SSP0 CODEC IN", NULL, "AIF1 Capture"}, {"AIF1 Playback", NULL, "SSP0 CODEC OUT"}, }; static int broadwell_rt286_codec_init(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_component *component = rtd->codec_dai->component; int ret = 0; ret = snd_soc_card_jack_new(rtd->card, "Headset", SND_JACK_HEADSET | SND_JACK_BTN_0, &broadwell_headset, broadwell_headset_pins, ARRAY_SIZE(broadwell_headset_pins)); if (ret) return ret; rt286_mic_detect(component, &broadwell_headset); return 0; } static int broadwell_ssp0_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); /* The ADSP will covert the FE rate to 48k, stereo */ rate->min = rate->max = 48000; channels->min = channels->max = 2; /* set SSP0 to 16 bit */ params_set_format(params, SNDRV_PCM_FORMAT_S16_LE); return 0; } static int broadwell_rt286_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, RT286_SCLK_S_PLL, 24000000, SND_SOC_CLOCK_IN); if (ret < 0) { dev_err(rtd->dev, "can't set codec sysclk configuration\n"); return ret; } return ret; } static const struct snd_soc_ops broadwell_rt286_ops = { .hw_params = broadwell_rt286_hw_params, }; static int broadwell_rtd_init(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME); struct sst_pdata *pdata = dev_get_platdata(component->dev); struct sst_hsw *broadwell = pdata->dsp; int ret; /* Set ADSP SSP port settings */ ret = sst_hsw_device_set_config(broadwell, SST_HSW_DEVICE_SSP_0, SST_HSW_DEVICE_MCLK_FREQ_24_MHZ, SST_HSW_DEVICE_CLOCK_MASTER, 9); if (ret < 0) { dev_err(rtd->dev, "error: failed to set device config\n"); return ret; } return 0; } /* broadwell digital audio interface glue - connects codec <--> CPU */ static struct snd_soc_dai_link broadwell_rt286_dais[] = { /* Front End DAI links */ { .name = "System PCM", .stream_name = "System Playback/Capture", .cpu_dai_name = "System Pin", .platform_name = "haswell-pcm-audio", .dynamic = 1, .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .init = broadwell_rtd_init, .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .dpcm_playback = 1, .dpcm_capture = 1, }, { .name = "Offload0", .stream_name = "Offload0 Playback", .cpu_dai_name = "Offload0 Pin", .platform_name = "haswell-pcm-audio", .dynamic = 1, .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .dpcm_playback = 1, }, { .name = "Offload1", .stream_name = "Offload1 Playback", .cpu_dai_name = "Offload1 Pin", .platform_name = "haswell-pcm-audio", .dynamic = 1, .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .dpcm_playback = 1, }, { .name = "Loopback PCM", .stream_name = "Loopback", .cpu_dai_name = "Loopback Pin", .platform_name = "haswell-pcm-audio", .dynamic = 1, .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .dpcm_capture = 1, }, /* Back End DAI links */ { /* SSP0 - Codec */ .name = "Codec", .id = 0, .cpu_dai_name = "snd-soc-dummy-dai", .platform_name = "snd-soc-dummy", .no_pcm = 1, .codec_name = "i2c-INT343A:00", .codec_dai_name = "rt286-aif1", .init = broadwell_rt286_codec_init, .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS, .ignore_suspend = 1, .ignore_pmdown_time = 1, .be_hw_params_fixup = broadwell_ssp0_fixup, .ops = &broadwell_rt286_ops, .dpcm_playback = 1, .dpcm_capture = 1, }, }; static int broadwell_suspend(struct snd_soc_card *card){ struct snd_soc_component *component; list_for_each_entry(component, &card->component_dev_list, card_list) { if (!strcmp(component->name, "i2c-INT343A:00")) { dev_dbg(component->dev, "disabling jack detect before going to suspend.\n"); rt286_mic_detect(component, NULL); break; } } return 0; } static int broadwell_resume(struct snd_soc_card *card){ struct snd_soc_component *component; list_for_each_entry(component, &card->component_dev_list, card_list) { if (!strcmp(component->name, "i2c-INT343A:00")) { dev_dbg(component->dev, "enabling jack detect for resume.\n"); rt286_mic_detect(component, &broadwell_headset); break; } } return 0; } /* broadwell audio machine driver for WPT + RT286S */ static struct snd_soc_card broadwell_rt286 = { .name = "broadwell-rt286", .owner = THIS_MODULE, .dai_link = broadwell_rt286_dais, .num_links = ARRAY_SIZE(broadwell_rt286_dais), .controls = broadwell_controls, .num_controls = ARRAY_SIZE(broadwell_controls), .dapm_widgets = broadwell_widgets, .num_dapm_widgets = ARRAY_SIZE(broadwell_widgets), .dapm_routes = broadwell_rt286_map, .num_dapm_routes = ARRAY_SIZE(broadwell_rt286_map), .fully_routed = true, .suspend_pre = broadwell_suspend, .resume_post = broadwell_resume, }; static int broadwell_audio_probe(struct platform_device *pdev) { broadwell_rt286.dev = &pdev->dev; return devm_snd_soc_register_card(&pdev->dev, &broadwell_rt286); } static struct platform_driver broadwell_audio = { .probe = broadwell_audio_probe, .driver = { .name = "broadwell-audio", }, }; module_platform_driver(broadwell_audio) /* Module information */ MODULE_AUTHOR("Liam Girdwood, Xingchao Wang"); MODULE_DESCRIPTION("Intel SST Audio for WPT/Broadwell"); MODULE_LICENSE("GPL v2"); MODULE_ALIAS("platform:broadwell-audio");