diff options
Diffstat (limited to 'sound/soc/intel/avs/boards/rt286.c')
| -rw-r--r-- | sound/soc/intel/avs/boards/rt286.c | 250 |
1 files changed, 250 insertions, 0 deletions
diff --git a/sound/soc/intel/avs/boards/rt286.c b/sound/soc/intel/avs/boards/rt286.c new file mode 100644 index 000000000000..28d7d86b1cc9 --- /dev/null +++ b/sound/soc/intel/avs/boards/rt286.c @@ -0,0 +1,250 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright(c) 2021-2022 Intel Corporation. All rights reserved. +// +// Authors: Cezary Rojewski <cezary.rojewski@intel.com> +// Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com> +// + +#include <linux/module.h> +#include <sound/jack.h> +#include <sound/pcm.h> +#include <sound/pcm_params.h> +#include <sound/soc.h> +#include <sound/soc-acpi.h> +#include "../../../codecs/rt286.h" +#include "../utils.h" + +#define RT286_CODEC_DAI "rt286-aif1" + +static const struct snd_kcontrol_new card_controls[] = { + SOC_DAPM_PIN_SWITCH("Headphone Jack"), + SOC_DAPM_PIN_SWITCH("Mic Jack"), + SOC_DAPM_PIN_SWITCH("Speaker"), +}; + +static const struct snd_soc_dapm_widget card_widgets[] = { + SND_SOC_DAPM_HP("Headphone Jack", NULL), + SND_SOC_DAPM_MIC("Mic Jack", NULL), + SND_SOC_DAPM_SPK("Speaker", NULL), +}; + +static const struct snd_soc_dapm_route card_base_routes[] = { + /* HP jack connectors - unknown if we have jack detect */ + {"Headphone Jack", NULL, "HPO Pin"}, + {"MIC1", NULL, "Mic Jack"}, + + {"Speaker", NULL, "SPOR"}, + {"Speaker", NULL, "SPOL"}, +}; + +static struct snd_soc_jack_pin card_headset_pins[] = { + { + .pin = "Headphone Jack", + .mask = SND_JACK_HEADPHONE, + }, + { + .pin = "Mic Jack", + .mask = SND_JACK_MICROPHONE, + }, +}; + +static int avs_rt286_codec_init(struct snd_soc_pcm_runtime *runtime) +{ + struct snd_soc_card *card = runtime->card; + struct snd_soc_jack_pin *pins; + struct snd_soc_jack *jack; + int num_pins, ret; + + jack = snd_soc_card_get_drvdata(card); + num_pins = ARRAY_SIZE(card_headset_pins); + + pins = devm_kmemdup(card->dev, card_headset_pins, sizeof(*pins) * num_pins, GFP_KERNEL); + if (!pins) + return -ENOMEM; + + ret = snd_soc_card_jack_new_pins(card, "Headset", SND_JACK_HEADSET | SND_JACK_BTN_0, jack, + pins, num_pins); + if (ret) + return ret; + + return snd_soc_component_set_jack(snd_soc_rtd_to_codec(runtime, 0)->component, jack, NULL); +} + +static void avs_rt286_codec_exit(struct snd_soc_pcm_runtime *rtd) +{ + snd_soc_component_set_jack(snd_soc_rtd_to_codec(rtd, 0)->component, NULL, NULL); +} + +static int avs_rt286_be_fixup(struct snd_soc_pcm_runtime *runtime, struct snd_pcm_hw_params *params) +{ + struct snd_interval *rate, *channels; + struct snd_mask *fmt; + + rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); + channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); + 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 = 2; + + /* set SSP0 to 24 bit */ + snd_mask_none(fmt); + snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE); + + return 0; +} + +static int +avs_rt286_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) +{ + struct snd_soc_pcm_runtime *runtime = snd_soc_substream_to_rtd(substream); + struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(runtime, 0); + int ret; + + ret = snd_soc_dai_set_sysclk(codec_dai, RT286_SCLK_S_PLL, 24000000, SND_SOC_CLOCK_IN); + if (ret < 0) + dev_err(runtime->dev, "Set codec sysclk failed: %d\n", ret); + + return ret; +} + +static const struct snd_soc_ops avs_rt286_ops = { + .hw_params = avs_rt286_hw_params, +}; + +static int avs_create_dai_link(struct device *dev, const char *platform_name, int ssp_port, + int tdm_slot, struct snd_soc_dai_link **dai_link) +{ + struct snd_soc_dai_link_component *platform; + struct snd_soc_dai_link *dl; + + dl = devm_kzalloc(dev, sizeof(*dl), GFP_KERNEL); + platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL); + if (!dl || !platform) + return -ENOMEM; + + platform->name = platform_name; + + dl->name = devm_kasprintf(dev, GFP_KERNEL, + AVS_STRING_FMT("SSP", "-Codec", ssp_port, tdm_slot)); + dl->cpus = devm_kzalloc(dev, sizeof(*dl->cpus), GFP_KERNEL); + dl->codecs = devm_kzalloc(dev, sizeof(*dl->codecs), GFP_KERNEL); + if (!dl->name || !dl->cpus || !dl->codecs) + return -ENOMEM; + + dl->cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, + AVS_STRING_FMT("SSP", " Pin", ssp_port, tdm_slot)); + dl->codecs->name = devm_kasprintf(dev, GFP_KERNEL, "i2c-INT343A:00"); + dl->codecs->dai_name = devm_kasprintf(dev, GFP_KERNEL, RT286_CODEC_DAI); + if (!dl->cpus->dai_name || !dl->codecs->name || !dl->codecs->dai_name) + return -ENOMEM; + + dl->num_cpus = 1; + dl->num_codecs = 1; + dl->platforms = platform; + dl->num_platforms = 1; + dl->id = 0; + dl->dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS; + dl->init = avs_rt286_codec_init; + dl->exit = avs_rt286_codec_exit; + dl->be_hw_params_fixup = avs_rt286_be_fixup; + dl->ops = &avs_rt286_ops; + dl->nonatomic = 1; + dl->no_pcm = 1; + dl->dpcm_capture = 1; + dl->dpcm_playback = 1; + + *dai_link = dl; + + return 0; +} + +static int avs_card_suspend_pre(struct snd_soc_card *card) +{ + struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, RT286_CODEC_DAI); + + return snd_soc_component_set_jack(codec_dai->component, NULL, NULL); +} + +static int avs_card_resume_post(struct snd_soc_card *card) +{ + struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, RT286_CODEC_DAI); + struct snd_soc_jack *jack = snd_soc_card_get_drvdata(card); + + return snd_soc_component_set_jack(codec_dai->component, jack, NULL); +} + +static int avs_rt286_probe(struct platform_device *pdev) +{ + struct snd_soc_dai_link *dai_link; + struct snd_soc_acpi_mach *mach; + struct snd_soc_card *card; + struct snd_soc_jack *jack; + struct device *dev = &pdev->dev; + const char *pname; + int ssp_port, tdm_slot, ret; + + mach = dev_get_platdata(dev); + pname = mach->mach_params.platform; + + ret = avs_mach_get_ssp_tdm(dev, mach, &ssp_port, &tdm_slot); + if (ret) + return ret; + + ret = avs_create_dai_link(dev, pname, ssp_port, tdm_slot, &dai_link); + + if (ret) { + dev_err(dev, "Failed to create dai link: %d", ret); + return ret; + } + + jack = devm_kzalloc(dev, sizeof(*jack), GFP_KERNEL); + card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL); + if (!jack || !card) + return -ENOMEM; + + card->name = "avs_rt286"; + card->dev = dev; + card->owner = THIS_MODULE; + card->suspend_pre = avs_card_suspend_pre; + card->resume_post = avs_card_resume_post; + card->dai_link = dai_link; + card->num_links = 1; + card->controls = card_controls; + card->num_controls = ARRAY_SIZE(card_controls); + card->dapm_widgets = card_widgets; + card->num_dapm_widgets = ARRAY_SIZE(card_widgets); + card->dapm_routes = card_base_routes; + card->num_dapm_routes = ARRAY_SIZE(card_base_routes); + card->fully_routed = true; + snd_soc_card_set_drvdata(card, jack); + + ret = snd_soc_fixup_dai_links_platform_name(card, pname); + if (ret) + return ret; + + return devm_snd_soc_register_card(dev, card); +} + +static const struct platform_device_id avs_rt286_driver_ids[] = { + { + .name = "avs_rt286", + }, + {}, +}; +MODULE_DEVICE_TABLE(platform, avs_rt286_driver_ids); + +static struct platform_driver avs_rt286_driver = { + .probe = avs_rt286_probe, + .driver = { + .name = "avs_rt286", + .pm = &snd_soc_pm_ops, + }, + .id_table = avs_rt286_driver_ids, +}; + +module_platform_driver(avs_rt286_driver); + +MODULE_LICENSE("GPL"); |