From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vinod Koul Subject: Re: [PATCH 2/4] ASoC: Intel: Add Cherrytrail & Braswell machine driver cht_bsw_max98090 Date: Thu, 30 Apr 2015 10:06:52 +0530 Message-ID: <20150430043651.GJ3521@localhost> References: <1430358238-74659-1-git-send-email-yang.a.fang@intel.com> <1430358238-74659-2-git-send-email-yang.a.fang@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by alsa0.perex.cz (Postfix) with ESMTP id 746102612AF for ; Thu, 30 Apr 2015 06:36:12 +0200 (CEST) Content-Disposition: inline In-Reply-To: <1430358238-74659-2-git-send-email-yang.a.fang@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: yang.a.fang@intel.com Cc: alsa-devel@alsa-project.org, praveen.k.jain@intel.com, praveen.diwakar@intel.com, lgirdwood@gmail.com, denny.iriawan@intel.com, broonie@kernel.org, kevin.strasser@linux.intel.com, dgreid@chromium.org List-Id: alsa-devel@alsa-project.org On Wed, Apr 29, 2015 at 06:43:56PM -0700, yang.a.fang@intel.com wrote: > From: "Fang, Yang A" > > Add machine driver for two Intel Cherryview-based platforms, Cherrytrail > and Braswell, with max98090 codec. > > Signed-off-by: Fang, Yang A > --- > sound/soc/intel/Kconfig | 12 ++ > sound/soc/intel/boards/Makefile | 2 + > sound/soc/intel/boards/cht_bsw_max98090.c | 286 +++++++++++++++++++++++++++++ > 3 files changed, 300 insertions(+) > create mode 100644 sound/soc/intel/boards/cht_bsw_max98090.c > > diff --git a/sound/soc/intel/Kconfig b/sound/soc/intel/Kconfig > index c181a6a..5789a07 100644 > --- a/sound/soc/intel/Kconfig > +++ b/sound/soc/intel/Kconfig > @@ -121,3 +121,15 @@ config SND_SOC_INTEL_CHT_BSW_RT5645_MACH > This adds support for ASoC machine driver for Intel(R) Cherrytrail & Braswell > platforms with RT5645/5650 audio codec. > If unsure select "N". > + > +config SND_SOC_INTEL_CHT_BSW_MAX98090_MACH > + tristate "ASoC Audio driver for Intel Cherrytrail & Braswell with MAX98090 codec" > + depends on X86_INTEL_LPSS > + select SND_SOC_MAX98090 > + select SND_SOC_TS3A227E > + select SND_SST_MFLD_PLATFORM > + select SND_SST_IPC_ACPI > + help > + This adds support for ASoC machine driver for Intel(R) Cherrytrail & Braswell > + platforms with MAX98090 audio codec. > + If unsure select "N". > diff --git a/sound/soc/intel/boards/Makefile b/sound/soc/intel/boards/Makefile > index f8237f0..51ec4d1 100644 > --- a/sound/soc/intel/boards/Makefile > +++ b/sound/soc/intel/boards/Makefile > @@ -5,6 +5,7 @@ snd-soc-sst-broadwell-objs := broadwell.o > snd-soc-sst-bytcr-rt5640-objs := bytcr_rt5640.o > snd-soc-sst-cht-bsw-rt5672-objs := cht_bsw_rt5672.o > snd-soc-sst-cht-bsw-rt5645-objs := cht_bsw_rt5645.o > +snd-soc-sst-cht-bsw-max98090-objs := cht_bsw_max98090.o > > obj-$(CONFIG_SND_SOC_INTEL_HASWELL_MACH) += snd-soc-sst-haswell.o > obj-$(CONFIG_SND_SOC_INTEL_BYT_RT5640_MACH) += snd-soc-sst-byt-rt5640-mach.o > @@ -13,3 +14,4 @@ obj-$(CONFIG_SND_SOC_INTEL_BROADWELL_MACH) += snd-soc-sst-broadwell.o > obj-$(CONFIG_SND_SOC_INTEL_BYTCR_RT5640_MACH) += snd-soc-sst-bytcr-rt5640.o > obj-$(CONFIG_SND_SOC_INTEL_CHT_BSW_RT5672_MACH) += snd-soc-sst-cht-bsw-rt5672.o > obj-$(CONFIG_SND_SOC_INTEL_CHT_BSW_RT5645_MACH) += snd-soc-sst-cht-bsw-rt5645.o > +obj-$(CONFIG_SND_SOC_INTEL_CHT_BSW_MAX98090_MACH) += snd-soc-sst-cht-bsw-max98090.o > diff --git a/sound/soc/intel/boards/cht_bsw_max98090.c b/sound/soc/intel/boards/cht_bsw_max98090.c > new file mode 100644 > index 0000000..ccbbbc5 > --- /dev/null > +++ b/sound/soc/intel/boards/cht_bsw_max98090.c > @@ -0,0 +1,286 @@ > +/* > + * cht-bsw-max98090.c - ASoc Machine driver for Intel Cherryview-based > + * platforms Cherrytrail and Braswell, with max98090 codec. > + * > + * Copyright (C) 2015 Intel Corp > + * Author: Fang, Yang A > + * This file is modified from cht_bsw_rt5645.c > + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > + * > + * 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 > +#include > +#include > +#include > +#include > +#include > +#include > +#include "../../codecs/max98090.h" > +#include "../atom/sst-atom-controls.h" > +#include "../../codecs/ts3a227e.h" > + > +#define CHT_PLAT_CLK_3_HZ 19200000 > +#define CHT_CODEC_DAI "HiFi" > + > +struct cht_mc_private { > + struct snd_soc_jack jack; > +}; > + > +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 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), > +}; > + > +static const struct snd_soc_dapm_route cht_audio_map[] = { > + {"IN34", NULL, "Headset Mic"}, > + {"Headset Mic", NULL, "MICBIAS"}, > + {"DMICL", NULL, "Int Mic"}, > + {"Headphone", NULL, "HPL"}, > + {"Headphone", NULL, "HPR"}, > + {"Ext Spk", NULL, "SPKL"}, > + {"Ext Spk", NULL, "SPKR"}, > + {"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"}, > +}; > + > +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; > + > + ret = snd_soc_dai_set_sysclk(codec_dai, M98090_REG_SYSTEM_CLOCK, > + CHT_PLAT_CLK_3_HZ, 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 cht_mc_private *ctx = snd_soc_card_get_drvdata(runtime->card); > + struct snd_soc_jack *jack = &ctx->jack; > + > + ret = snd_soc_card_jack_new(runtime->card, "Headset Jack", > + SND_JACK_HEADPHONE | SND_JACK_MICROPHONE | > + SND_JACK_BTN_0 | SND_JACK_BTN_1 | > + SND_JACK_BTN_2 | SND_JACK_BTN_3, jack, NULL, 0); Do you really support all those buttons? > + > + if (ret) { > + dev_err(runtime->dev, "Headset Jack creation failed %d\n", ret); > + return ret; > + } > + > + return ret; > +} > + > +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); > + int ret = 0; > + unsigned int fmt = 0; > + > + ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 16); > + if (ret < 0) { > + dev_err(rtd->dev, "can't set cpu_dai slot fmt: %d\n", ret); > + return ret; > + } > + > + fmt = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF > + | SND_SOC_DAIFMT_CBS_CFS; > + > + ret = snd_soc_dai_set_fmt(rtd->cpu_dai, fmt); > + if (ret < 0) { > + dev_err(rtd->dev, "can't set cpu_dai set fmt: %d\n", ret); > + return ret; > + } > + > + /* 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 */ > + snd_mask_set(¶ms->masks[SNDRV_PCM_HW_PARAM_FORMAT - > + SNDRV_PCM_HW_PARAM_FIRST_MASK], > + 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 int cht_max98090_headset_init(struct snd_soc_component *component) > +{ > + struct snd_soc_card *card = component->card; > + struct cht_mc_private *ctx = snd_soc_card_get_drvdata(card); > + > + return ts3a227e_enable_jack_detect(component, &ctx->jack); > +} > + > +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_aux_dev cht_max98090_headset_dev = { > + .name = "Headset Chip", > + .init = cht_max98090_headset_init, > + .codec_name = "i2c-104C227E:00", > +}; > + > +static struct snd_soc_dai_link cht_dailink[] = { > + [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 ends */ > + { > + .name = "SSP2-Codec", > + .be_id = 1, > + .cpu_dai_name = "ssp2-port", > + .platform_name = "sst-mfld-platform", > + .no_pcm = 1, > + .codec_dai_name = "HiFi", > + .codec_name = "i2c-193C9890:00", > + .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF > + | SND_SOC_DAIFMT_CBS_CFS, > + .init = cht_codec_init, > + .be_hw_params_fixup = cht_codec_fixup, > + .nonatomic = true, this doesnt make sense for BEs -- ~Vinod > + .dpcm_playback = 1, > + .dpcm_capture = 1, > + .ops = &cht_be_ssp2_ops, > + }, > +}; > + > +/* SoC card */ > +static struct snd_soc_card snd_soc_card_cht = { > + .name = "chtmax98090", > + .dai_link = cht_dailink, > + .num_links = ARRAY_SIZE(cht_dailink), > + .aux_dev = &cht_max98090_headset_dev, > + .num_aux_devs = 1, > + .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), > +}; > + > +static int snd_cht_mc_probe(struct platform_device *pdev) > +{ > + int ret_val = 0; > + struct cht_mc_private *drv; > + > + drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_ATOMIC); > + if (!drv) > + return -ENOMEM; > + > + /* register the soc card */ > + snd_soc_card_cht.dev = &pdev->dev; > + snd_soc_card_set_drvdata(&snd_soc_card_cht, drv); > + 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-max98090", > + }, > + .probe = snd_cht_mc_probe, > +}; > + > +module_platform_driver(snd_cht_mc_driver) > + > +MODULE_DESCRIPTION("ASoC Intel(R) Braswell Machine driver"); > +MODULE_AUTHOR("Fang, Yang A "); > +MODULE_LICENSE("GPL v2"); > +MODULE_ALIAS("platform:cht-bsw-max98090"); > -- > 1.7.9.5 > --