2014-07-13 20:35:40 -06:00
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/*
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* Intel Broadwell Wildcatpoint SST Audio
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*
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* Copyright (C) 2013, Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License version
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* 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <sound/core.h>
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#include <sound/pcm.h>
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#include <sound/soc.h>
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2014-10-30 07:16:23 -06:00
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#include <sound/jack.h>
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2014-07-13 20:35:40 -06:00
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#include <sound/pcm_params.h>
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2015-04-02 01:37:02 -06:00
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#include "../common/sst-dsp.h"
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#include "../haswell/sst-haswell-ipc.h"
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2014-07-13 20:35:40 -06:00
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2015-04-02 01:37:02 -06:00
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#include "../../codecs/rt286.h"
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2014-07-13 20:35:40 -06:00
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2014-10-30 07:16:23 -06:00
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static struct snd_soc_jack broadwell_headset;
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/* Headset jack detection DAPM pins */
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static struct snd_soc_jack_pin broadwell_headset_pins[] = {
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{
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.pin = "Mic Jack",
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.mask = SND_JACK_MICROPHONE,
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},
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{
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.pin = "Headphone Jack",
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.mask = SND_JACK_HEADPHONE,
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},
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};
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static const struct snd_kcontrol_new broadwell_controls[] = {
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SOC_DAPM_PIN_SWITCH("Speaker"),
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SOC_DAPM_PIN_SWITCH("Headphone Jack"),
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};
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static const struct snd_soc_dapm_widget broadwell_widgets[] = {
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SND_SOC_DAPM_HP("Headphone Jack", NULL),
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SND_SOC_DAPM_SPK("Speaker", NULL),
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SND_SOC_DAPM_MIC("Mic Jack", NULL),
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SND_SOC_DAPM_MIC("DMIC1", NULL),
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SND_SOC_DAPM_MIC("DMIC2", NULL),
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SND_SOC_DAPM_LINE("Line Jack", NULL),
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};
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static const struct snd_soc_dapm_route broadwell_rt286_map[] = {
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/* speaker */
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{"Speaker", NULL, "SPOR"},
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{"Speaker", NULL, "SPOL"},
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/* HP jack connectors - unknown if we have jack deteck */
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{"Headphone Jack", NULL, "HPO Pin"},
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/* other jacks */
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{"MIC1", NULL, "Mic Jack"},
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{"LINE1", NULL, "Line Jack"},
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/* digital mics */
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{"DMIC1 Pin", NULL, "DMIC1"},
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{"DMIC2 Pin", NULL, "DMIC2"},
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/* CODEC BE connections */
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{"SSP0 CODEC IN", NULL, "AIF1 Capture"},
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{"AIF1 Playback", NULL, "SSP0 CODEC OUT"},
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};
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static int broadwell_rt286_codec_init(struct snd_soc_pcm_runtime *rtd)
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{
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struct snd_soc_codec *codec = rtd->codec;
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int ret = 0;
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2015-03-04 02:33:21 -07:00
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ret = snd_soc_card_jack_new(rtd->card, "Headset",
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SND_JACK_HEADSET | SND_JACK_BTN_0, &broadwell_headset,
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broadwell_headset_pins, ARRAY_SIZE(broadwell_headset_pins));
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if (ret)
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return ret;
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rt286_mic_detect(codec, &broadwell_headset);
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return 0;
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}
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2014-07-13 20:35:40 -06:00
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static int broadwell_ssp0_fixup(struct snd_soc_pcm_runtime *rtd,
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struct snd_pcm_hw_params *params)
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{
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struct snd_interval *rate = hw_param_interval(params,
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SNDRV_PCM_HW_PARAM_RATE);
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struct snd_interval *channels = hw_param_interval(params,
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SNDRV_PCM_HW_PARAM_CHANNELS);
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/* The ADSP will covert the FE rate to 48k, stereo */
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rate->min = rate->max = 48000;
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channels->min = channels->max = 2;
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/* set SSP0 to 16 bit */
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params_set_format(params, SNDRV_PCM_FORMAT_S16_LE);
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return 0;
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}
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static int broadwell_rt286_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params)
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct snd_soc_dai *codec_dai = rtd->codec_dai;
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int ret;
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ret = snd_soc_dai_set_sysclk(codec_dai, RT286_SCLK_S_PLL, 24000000,
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SND_SOC_CLOCK_IN);
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if (ret < 0) {
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dev_err(rtd->dev, "can't set codec sysclk configuration\n");
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return ret;
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}
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return ret;
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}
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static struct snd_soc_ops broadwell_rt286_ops = {
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.hw_params = broadwell_rt286_hw_params,
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};
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static int broadwell_rtd_init(struct snd_soc_pcm_runtime *rtd)
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{
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struct sst_pdata *pdata = dev_get_platdata(rtd->platform->dev);
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struct sst_hsw *broadwell = pdata->dsp;
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int ret;
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/* Set ADSP SSP port settings */
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ret = sst_hsw_device_set_config(broadwell, SST_HSW_DEVICE_SSP_0,
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SST_HSW_DEVICE_MCLK_FREQ_24_MHZ,
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SST_HSW_DEVICE_CLOCK_MASTER, 9);
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if (ret < 0) {
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dev_err(rtd->dev, "error: failed to set device config\n");
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return ret;
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}
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return 0;
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}
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/* broadwell digital audio interface glue - connects codec <--> CPU */
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static struct snd_soc_dai_link broadwell_rt286_dais[] = {
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/* Front End DAI links */
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{
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.name = "System PCM",
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.stream_name = "System Playback/Capture",
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.cpu_dai_name = "System Pin",
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.platform_name = "haswell-pcm-audio",
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.dynamic = 1,
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.init = broadwell_rtd_init,
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.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
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.dpcm_playback = 1,
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.dpcm_capture = 1,
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},
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{
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.name = "Offload0",
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.stream_name = "Offload0 Playback",
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.cpu_dai_name = "Offload0 Pin",
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.platform_name = "haswell-pcm-audio",
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.dynamic = 1,
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
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.dpcm_playback = 1,
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},
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{
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.name = "Offload1",
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.stream_name = "Offload1 Playback",
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.cpu_dai_name = "Offload1 Pin",
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.platform_name = "haswell-pcm-audio",
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.dynamic = 1,
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
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.dpcm_playback = 1,
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},
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{
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.name = "Loopback PCM",
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.stream_name = "Loopback",
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.cpu_dai_name = "Loopback Pin",
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.platform_name = "haswell-pcm-audio",
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.dynamic = 0,
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
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.dpcm_capture = 1,
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},
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/* Back End DAI links */
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{
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/* SSP0 - Codec */
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.name = "Codec",
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.be_id = 0,
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.cpu_dai_name = "snd-soc-dummy-dai",
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.platform_name = "snd-soc-dummy",
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.no_pcm = 1,
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.codec_name = "i2c-INT343A:00",
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.codec_dai_name = "rt286-aif1",
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.init = broadwell_rt286_codec_init,
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.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
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SND_SOC_DAIFMT_CBS_CFS,
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.ignore_suspend = 1,
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.ignore_pmdown_time = 1,
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.be_hw_params_fixup = broadwell_ssp0_fixup,
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.ops = &broadwell_rt286_ops,
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.dpcm_playback = 1,
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.dpcm_capture = 1,
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},
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};
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2015-02-26 21:54:29 -07:00
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static int broadwell_suspend(struct snd_soc_card *card){
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struct snd_soc_codec *codec;
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list_for_each_entry(codec, &card->codec_dev_list, card_list) {
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if (!strcmp(codec->component.name, "i2c-INT343A:00")) {
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dev_dbg(codec->dev, "disabling jack detect before going to suspend.\n");
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rt286_mic_detect(codec, NULL);
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break;
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}
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}
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return 0;
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}
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static int broadwell_resume(struct snd_soc_card *card){
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struct snd_soc_codec *codec;
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list_for_each_entry(codec, &card->codec_dev_list, card_list) {
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if (!strcmp(codec->component.name, "i2c-INT343A:00")) {
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dev_dbg(codec->dev, "enabling jack detect for resume.\n");
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rt286_mic_detect(codec, &broadwell_headset);
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break;
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}
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}
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return 0;
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}
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2014-07-13 20:35:40 -06:00
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/* broadwell audio machine driver for WPT + RT286S */
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static struct snd_soc_card broadwell_rt286 = {
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.name = "broadwell-rt286",
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.owner = THIS_MODULE,
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.dai_link = broadwell_rt286_dais,
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.num_links = ARRAY_SIZE(broadwell_rt286_dais),
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.controls = broadwell_controls,
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.num_controls = ARRAY_SIZE(broadwell_controls),
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.dapm_widgets = broadwell_widgets,
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.num_dapm_widgets = ARRAY_SIZE(broadwell_widgets),
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.dapm_routes = broadwell_rt286_map,
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.num_dapm_routes = ARRAY_SIZE(broadwell_rt286_map),
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.fully_routed = true,
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.suspend_pre = broadwell_suspend,
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.resume_post = broadwell_resume,
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};
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static int broadwell_audio_probe(struct platform_device *pdev)
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{
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broadwell_rt286.dev = &pdev->dev;
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return snd_soc_register_card(&broadwell_rt286);
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}
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static int broadwell_audio_remove(struct platform_device *pdev)
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{
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snd_soc_unregister_card(&broadwell_rt286);
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return 0;
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}
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static struct platform_driver broadwell_audio = {
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.probe = broadwell_audio_probe,
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.remove = broadwell_audio_remove,
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.driver = {
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.name = "broadwell-audio",
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},
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};
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module_platform_driver(broadwell_audio)
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/* Module information */
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MODULE_AUTHOR("Liam Girdwood, Xingchao Wang");
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MODULE_DESCRIPTION("Intel SST Audio for WPT/Broadwell");
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MODULE_LICENSE("GPL v2");
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MODULE_ALIAS("platform:broadwell-audio");
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