diff options
author | Jie Yang <yang.jie@intel.com> | 2015-04-02 15:37:02 +0800 |
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committer | Mark Brown <broonie@kernel.org> | 2015-04-06 17:49:45 +0100 |
commit | e56c72d5f201044b14191c5b83a25e17f2d68ccf (patch) | |
tree | cd94b77a85995c29f5d3c6dcbda9498fb268d7f7 /sound/soc/intel/cht_bsw_rt5672.c | |
parent | ASoC: Intel: create haswell folder and move haswell platform files in (diff) | |
download | linux-dev-e56c72d5f201044b14191c5b83a25e17f2d68ccf.tar.xz linux-dev-e56c72d5f201044b14191c5b83a25e17f2d68ccf.zip |
ASoC: Intel: create boards folder and move sst boards files in
Restructure the sound/soc/intel/ directory: create boards folder, and move
sst boards files here.
Signed-off-by: Jie Yang <yang.jie@intel.com>
Acked-by: Vinod Koul <vinod.koul@intel.com>
Acked-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Tested-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/intel/cht_bsw_rt5672.c')
-rw-r--r-- | sound/soc/intel/cht_bsw_rt5672.c | 366 |
1 files changed, 0 insertions, 366 deletions
diff --git a/sound/soc/intel/cht_bsw_rt5672.c b/sound/soc/intel/cht_bsw_rt5672.c deleted file mode 100644 index 4204fc4f1bad..000000000000 --- a/sound/soc/intel/cht_bsw_rt5672.c +++ /dev/null @@ -1,366 +0,0 @@ -/* - * cht_bsw_rt5672.c - ASoc Machine driver for Intel Cherryview-based platforms - * Cherrytrail and Braswell, with RT5672 codec. - * - * Copyright (C) 2014 Intel Corp - * Author: Subhransu S. Prusty <subhransu.s.prusty@intel.com> - * Mengdong Lin <mengdong.lin@intel.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * 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/module.h> -#include <linux/platform_device.h> -#include <linux/slab.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> -#include <sound/soc.h> -#include <sound/jack.h> -#include "../codecs/rt5670.h" -#include "sst-atom-controls.h" - -/* The platform clock #3 outputs 19.2Mhz clock to codec as I2S MCLK */ -#define CHT_PLAT_CLK_3_HZ 19200000 -#define CHT_CODEC_DAI "rt5670-aif1" - -static struct snd_soc_jack cht_bsw_headset; - -/* Headset jack detection DAPM pins */ -static struct snd_soc_jack_pin cht_bsw_headset_pins[] = { - { - .pin = "Headset Mic", - .mask = SND_JACK_MICROPHONE, - }, - { - .pin = "Headphone", - .mask = SND_JACK_HEADPHONE, - }, -}; - -static inline struct snd_soc_dai *cht_get_codec_dai(struct snd_soc_card *card) -{ - int i; - - for (i = 0; i < card->num_rtd; i++) { - struct snd_soc_pcm_runtime *rtd; - - rtd = card->rtd + i; - if (!strncmp(rtd->codec_dai->name, CHT_CODEC_DAI, - strlen(CHT_CODEC_DAI))) - return rtd->codec_dai; - } - return NULL; -} - -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; - - codec_dai = cht_get_codec_dai(card); - if (!codec_dai) { - dev_err(card->dev, "Codec dai not found; Unable to set platform clock\n"); - return -EIO; - } - - if (SND_SOC_DAPM_EVENT_ON(event)) { - /* set codec PLL source to the 19.2MHz platform clock (MCLK) */ - ret = snd_soc_dai_set_pll(codec_dai, 0, RT5670_PLL1_S_MCLK, - CHT_PLAT_CLK_3_HZ, 48000 * 512); - if (ret < 0) { - dev_err(card->dev, "can't set codec pll: %d\n", ret); - return ret; - } - - /* set codec sysclk source to PLL */ - ret = snd_soc_dai_set_sysclk(codec_dai, RT5670_SCLK_S_PLL1, - 48000 * 512, SND_SOC_CLOCK_IN); - if (ret < 0) { - dev_err(card->dev, "can't set codec sysclk: %d\n", ret); - return ret; - } - } else { - /* Set codec sysclk source to its internal clock because codec - * PLL will be off when idle and MCLK will also be off by ACPI - * when codec is runtime suspended. Codec needs clock for jack - * detection and button press. - */ - snd_soc_dai_set_sysclk(codec_dai, RT5670_SCLK_S_RCCLK, - 48000 * 512, SND_SOC_CLOCK_IN); - } - return 0; -} - -static const struct snd_soc_dapm_widget cht_dapm_widgets[] = { - SND_SOC_DAPM_HP("Headphone", NULL), - SND_SOC_DAPM_MIC("Headset Mic", NULL), - SND_SOC_DAPM_MIC("Int Mic", NULL), - SND_SOC_DAPM_SPK("Ext Spk", 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 cht_audio_map[] = { - {"IN1P", NULL, "Headset Mic"}, - {"IN1N", NULL, "Headset Mic"}, - {"DMIC L1", NULL, "Int Mic"}, - {"DMIC R1", NULL, "Int Mic"}, - {"Headphone", NULL, "HPOL"}, - {"Headphone", NULL, "HPOR"}, - {"Ext Spk", NULL, "SPOLP"}, - {"Ext Spk", NULL, "SPOLN"}, - {"Ext Spk", NULL, "SPORP"}, - {"Ext Spk", NULL, "SPORN"}, - {"AIF1 Playback", NULL, "ssp2 Tx"}, - {"ssp2 Tx", NULL, "codec_out0"}, - {"ssp2 Tx", NULL, "codec_out1"}, - {"codec_in0", NULL, "ssp2 Rx"}, - {"codec_in1", NULL, "ssp2 Rx"}, - {"ssp2 Rx", NULL, "AIF1 Capture"}, - {"Headphone", NULL, "Platform Clock"}, - {"Headset Mic", NULL, "Platform Clock"}, - {"Int Mic", NULL, "Platform Clock"}, - {"Ext Spk", NULL, "Platform Clock"}, -}; - -static const struct snd_kcontrol_new cht_mc_controls[] = { - SOC_DAPM_PIN_SWITCH("Headphone"), - SOC_DAPM_PIN_SWITCH("Headset Mic"), - SOC_DAPM_PIN_SWITCH("Int Mic"), - SOC_DAPM_PIN_SWITCH("Ext Spk"), -}; - -static int cht_aif1_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; - - /* set codec PLL source to the 19.2MHz platform clock (MCLK) */ - ret = snd_soc_dai_set_pll(codec_dai, 0, RT5670_PLL1_S_MCLK, - CHT_PLAT_CLK_3_HZ, params_rate(params) * 512); - if (ret < 0) { - dev_err(rtd->dev, "can't set codec pll: %d\n", ret); - return ret; - } - - /* set codec sysclk source to PLL */ - ret = snd_soc_dai_set_sysclk(codec_dai, RT5670_SCLK_S_PLL1, - params_rate(params) * 512, - SND_SOC_CLOCK_IN); - if (ret < 0) { - dev_err(rtd->dev, "can't set codec sysclk: %d\n", ret); - return ret; - } - return 0; -} - -static int cht_codec_init(struct snd_soc_pcm_runtime *runtime) -{ - int ret; - struct snd_soc_dai *codec_dai = runtime->codec_dai; - struct snd_soc_codec *codec = codec_dai->codec; - - /* TDM 4 slots 24 bit, set Rx & Tx bitmask to 4 active slots */ - ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xF, 0xF, 4, 24); - if (ret < 0) { - dev_err(runtime->dev, "can't set codec TDM slot %d\n", ret); - return ret; - } - - /* Select codec ASRC clock source to track I2S1 clock, because codec - * is in slave mode and 100fs I2S format (BCLK = 100 * LRCLK) cannot - * be supported by RT5672. Otherwise, ASRC will be disabled and cause - * noise. - */ - rt5670_sel_asrc_clk_src(codec, - RT5670_DA_STEREO_FILTER - | RT5670_DA_MONO_L_FILTER - | RT5670_DA_MONO_R_FILTER - | RT5670_AD_STEREO_FILTER - | RT5670_AD_MONO_L_FILTER - | RT5670_AD_MONO_R_FILTER, - RT5670_CLK_SEL_I2S1_ASRC); - - ret = snd_soc_card_jack_new(runtime->card, "Headset", - SND_JACK_HEADSET | SND_JACK_BTN_0 | - SND_JACK_BTN_1 | SND_JACK_BTN_2, &cht_bsw_headset, - cht_bsw_headset_pins, ARRAY_SIZE(cht_bsw_headset_pins)); - if (ret) - return ret; - - rt5670_set_jack_detect(codec, &cht_bsw_headset); - return 0; -} - -static int cht_codec_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 DSP will covert the FE rate to 48k, stereo, 24bits */ - rate->min = rate->max = 48000; - channels->min = channels->max = 2; - - /* set SSP2 to 24-bit */ - params_set_format(params, SNDRV_PCM_FORMAT_S24_LE); - return 0; -} - -static unsigned int rates_48000[] = { - 48000, -}; - -static struct snd_pcm_hw_constraint_list constraints_48000 = { - .count = ARRAY_SIZE(rates_48000), - .list = rates_48000, -}; - -static int cht_aif1_startup(struct snd_pcm_substream *substream) -{ - return snd_pcm_hw_constraint_list(substream->runtime, 0, - SNDRV_PCM_HW_PARAM_RATE, - &constraints_48000); -} - -static struct snd_soc_ops cht_aif1_ops = { - .startup = cht_aif1_startup, -}; - -static struct snd_soc_ops cht_be_ssp2_ops = { - .hw_params = cht_aif1_hw_params, -}; - -static struct snd_soc_dai_link cht_dailink[] = { - /* Front End DAI links */ - [MERR_DPCM_AUDIO] = { - .name = "Audio Port", - .stream_name = "Audio", - .cpu_dai_name = "media-cpu-dai", - .codec_dai_name = "snd-soc-dummy-dai", - .codec_name = "snd-soc-dummy", - .platform_name = "sst-mfld-platform", - .nonatomic = true, - .dynamic = 1, - .dpcm_playback = 1, - .dpcm_capture = 1, - .ops = &cht_aif1_ops, - }, - [MERR_DPCM_COMPR] = { - .name = "Compressed Port", - .stream_name = "Compress", - .cpu_dai_name = "compress-cpu-dai", - .codec_dai_name = "snd-soc-dummy-dai", - .codec_name = "snd-soc-dummy", - .platform_name = "sst-mfld-platform", - }, - - /* Back End DAI links */ - { - /* SSP2 - Codec */ - .name = "SSP2-Codec", - .be_id = 1, - .cpu_dai_name = "ssp2-port", - .platform_name = "sst-mfld-platform", - .no_pcm = 1, - .nonatomic = true, - .codec_dai_name = "rt5670-aif1", - .codec_name = "i2c-10EC5670:00", - .dai_fmt = SND_SOC_DAIFMT_DSP_B | SND_SOC_DAIFMT_IB_NF - | SND_SOC_DAIFMT_CBS_CFS, - .init = cht_codec_init, - .be_hw_params_fixup = cht_codec_fixup, - .dpcm_playback = 1, - .dpcm_capture = 1, - .ops = &cht_be_ssp2_ops, - }, -}; - -static int cht_suspend_pre(struct snd_soc_card *card) -{ - struct snd_soc_codec *codec; - - list_for_each_entry(codec, &card->codec_dev_list, card_list) { - if (!strcmp(codec->component.name, "i2c-10EC5670:00")) { - dev_dbg(codec->dev, "disabling jack detect before going to suspend.\n"); - rt5670_jack_suspend(codec); - break; - } - } - return 0; -} - -static int cht_resume_post(struct snd_soc_card *card) -{ - struct snd_soc_codec *codec; - - list_for_each_entry(codec, &card->codec_dev_list, card_list) { - if (!strcmp(codec->component.name, "i2c-10EC5670:00")) { - dev_dbg(codec->dev, "enabling jack detect for resume.\n"); - rt5670_jack_resume(codec); - break; - } - } - - return 0; -} - -/* SoC card */ -static struct snd_soc_card snd_soc_card_cht = { - .name = "cherrytrailcraudio", - .dai_link = cht_dailink, - .num_links = ARRAY_SIZE(cht_dailink), - .dapm_widgets = cht_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(cht_dapm_widgets), - .dapm_routes = cht_audio_map, - .num_dapm_routes = ARRAY_SIZE(cht_audio_map), - .controls = cht_mc_controls, - .num_controls = ARRAY_SIZE(cht_mc_controls), - .suspend_pre = cht_suspend_pre, - .resume_post = cht_resume_post, -}; - -static int snd_cht_mc_probe(struct platform_device *pdev) -{ - int ret_val = 0; - - /* register the soc card */ - snd_soc_card_cht.dev = &pdev->dev; - ret_val = devm_snd_soc_register_card(&pdev->dev, &snd_soc_card_cht); - if (ret_val) { - dev_err(&pdev->dev, - "snd_soc_register_card failed %d\n", ret_val); - return ret_val; - } - platform_set_drvdata(pdev, &snd_soc_card_cht); - return ret_val; -} - -static struct platform_driver snd_cht_mc_driver = { - .driver = { - .name = "cht-bsw-rt5672", - }, - .probe = snd_cht_mc_probe, -}; - -module_platform_driver(snd_cht_mc_driver); - -MODULE_DESCRIPTION("ASoC Intel(R) Baytrail CR Machine driver"); -MODULE_AUTHOR("Subhransu S. Prusty, Mengdong Lin"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS("platform:cht-bsw-rt5672"); |