diff options
Diffstat (limited to 'sound/soc/intel/avs/boards/rt5682.c')
-rw-r--r-- | sound/soc/intel/avs/boards/rt5682.c | 331 |
1 files changed, 331 insertions, 0 deletions
diff --git a/sound/soc/intel/avs/boards/rt5682.c b/sound/soc/intel/avs/boards/rt5682.c new file mode 100644 index 000000000..b93468ae0 --- /dev/null +++ b/sound/soc/intel/avs/boards/rt5682.c @@ -0,0 +1,331 @@ +// 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/clk.h> +#include <linux/dmi.h> +#include <linux/i2c.h> +#include <linux/input.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <sound/core.h> +#include <sound/jack.h> +#include <sound/pcm.h> +#include <sound/pcm_params.h> +#include <sound/rt5682.h> +#include <sound/soc.h> +#include <sound/soc-acpi.h> +#include "../../common/soc-intel-quirks.h" +#include "../../../codecs/rt5682.h" + +#define AVS_RT5682_SSP_CODEC(quirk) ((quirk) & GENMASK(2, 0)) +#define AVS_RT5682_SSP_CODEC_MASK (GENMASK(2, 0)) +#define AVS_RT5682_MCLK_EN BIT(3) +#define AVS_RT5682_MCLK_24MHZ BIT(4) +#define AVS_RT5682_CODEC_DAI_NAME "rt5682-aif1" + +/* Default: MCLK on, MCLK 19.2M, SSP0 */ +static unsigned long avs_rt5682_quirk = AVS_RT5682_MCLK_EN | AVS_RT5682_SSP_CODEC(0); + +static int avs_rt5682_quirk_cb(const struct dmi_system_id *id) +{ + avs_rt5682_quirk = (unsigned long)id->driver_data; + return 1; +} + +static const struct dmi_system_id avs_rt5682_quirk_table[] = { + { + .callback = avs_rt5682_quirk_cb, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, "WhiskeyLake Client"), + }, + .driver_data = (void *)(AVS_RT5682_MCLK_EN | + AVS_RT5682_MCLK_24MHZ | + AVS_RT5682_SSP_CODEC(1)), + }, + { + .callback = avs_rt5682_quirk_cb, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, "Ice Lake Client"), + }, + .driver_data = (void *)(AVS_RT5682_MCLK_EN | + AVS_RT5682_SSP_CODEC(0)), + }, + {} +}; + +static const struct snd_kcontrol_new card_controls[] = { + SOC_DAPM_PIN_SWITCH("Headphone Jack"), + SOC_DAPM_PIN_SWITCH("Headset Mic"), +}; + +static const struct snd_soc_dapm_widget card_widgets[] = { + SND_SOC_DAPM_HP("Headphone Jack", NULL), + SND_SOC_DAPM_MIC("Headset Mic", NULL), +}; + +static const struct snd_soc_dapm_route card_base_routes[] = { + /* HP jack connectors - unknown if we have jack detect */ + { "Headphone Jack", NULL, "HPOL" }, + { "Headphone Jack", NULL, "HPOR" }, + + /* other jacks */ + { "IN1P", NULL, "Headset Mic" }, +}; + +static struct snd_soc_jack_pin card_jack_pins[] = { + { + .pin = "Headphone Jack", + .mask = SND_JACK_HEADPHONE, + }, + { + .pin = "Headset Mic", + .mask = SND_JACK_MICROPHONE, + }, +}; + +static int avs_rt5682_codec_init(struct snd_soc_pcm_runtime *runtime) +{ + struct snd_soc_component *component = asoc_rtd_to_codec(runtime, 0)->component; + 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_jack_pins); + + pins = devm_kmemdup(card->dev, card_jack_pins, sizeof(*pins) * num_pins, GFP_KERNEL); + if (!pins) + return -ENOMEM; + + /* Need to enable ASRC function for 24MHz mclk rate */ + if ((avs_rt5682_quirk & AVS_RT5682_MCLK_EN) && + (avs_rt5682_quirk & AVS_RT5682_MCLK_24MHZ)) { + rt5682_sel_asrc_clk_src(component, RT5682_DA_STEREO1_FILTER | + RT5682_AD_STEREO1_FILTER, RT5682_CLK_SEL_I2S1_ASRC); + } + + + ret = snd_soc_card_jack_new_pins(card, "Headset Jack", SND_JACK_HEADSET | SND_JACK_BTN_0 | + SND_JACK_BTN_1 | SND_JACK_BTN_2 | SND_JACK_BTN_3, jack, + pins, num_pins); + if (ret) { + dev_err(card->dev, "Headset Jack creation failed: %d\n", ret); + return ret; + } + + snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); + snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); + snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP); + snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); + + ret = snd_soc_component_set_jack(component, jack, NULL); + if (ret) { + dev_err(card->dev, "Headset Jack call-back failed: %d\n", ret); + return ret; + } + + return 0; +}; + +static void avs_rt5682_codec_exit(struct snd_soc_pcm_runtime *rtd) +{ + snd_soc_component_set_jack(asoc_rtd_to_codec(rtd, 0)->component, NULL, NULL); +} + +static int +avs_rt5682_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) +{ + struct snd_soc_pcm_runtime *runtime = asoc_substream_to_rtd(substream); + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(runtime, 0); + int pll_source, freq_in, freq_out; + int ret; + + if (avs_rt5682_quirk & AVS_RT5682_MCLK_EN) { + pll_source = RT5682_PLL1_S_MCLK; + if (avs_rt5682_quirk & AVS_RT5682_MCLK_24MHZ) + freq_in = 24000000; + else + freq_in = 19200000; + } else { + pll_source = RT5682_PLL1_S_BCLK1; + freq_in = params_rate(params) * 50; + } + + freq_out = params_rate(params) * 512; + + ret = snd_soc_dai_set_pll(codec_dai, RT5682_PLL1, pll_source, freq_in, freq_out); + if (ret < 0) + dev_err(runtime->dev, "Set PLL failed: %d\n", ret); + + ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1, freq_out, SND_SOC_CLOCK_IN); + if (ret < 0) + dev_err(runtime->dev, "Set sysclk failed: %d\n", ret); + + /* slot_width should be equal or larger than data length. */ + ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x0, 0x0, 2, params_width(params)); + if (ret < 0) + dev_err(runtime->dev, "Set TDM slot failed: %d\n", ret); + + return ret; +} + +static const struct snd_soc_ops avs_rt5682_ops = { + .hw_params = avs_rt5682_hw_params, +}; + +static int +avs_rt5682_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 SSPN to 24 bit */ + snd_mask_none(fmt); + snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE); + + return 0; +} + +static int avs_create_dai_link(struct device *dev, const char *platform_name, int ssp_port, + 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, "SSP%d-Codec", ssp_port); + 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, "SSP%d Pin", ssp_port); + dl->codecs->name = devm_kasprintf(dev, GFP_KERNEL, "i2c-10EC5682:00"); + dl->codecs->dai_name = devm_kasprintf(dev, GFP_KERNEL, AVS_RT5682_CODEC_DAI_NAME); + 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_CBC_CFC; + dl->init = avs_rt5682_codec_init; + dl->exit = avs_rt5682_codec_exit; + dl->be_hw_params_fixup = avs_rt5682_be_fixup; + dl->ops = &avs_rt5682_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, AVS_RT5682_CODEC_DAI_NAME); + + 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, AVS_RT5682_CODEC_DAI_NAME); + 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_rt5682_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, ret; + + if (pdev->id_entry && pdev->id_entry->driver_data) + avs_rt5682_quirk = (unsigned long)pdev->id_entry->driver_data; + + dmi_check_system(avs_rt5682_quirk_table); + dev_dbg(dev, "avs_rt5682_quirk = %lx\n", avs_rt5682_quirk); + + mach = dev_get_platdata(dev); + pname = mach->mach_params.platform; + ssp_port = __ffs(mach->mach_params.i2s_link_mask); + + ret = avs_create_dai_link(dev, pname, ssp_port, &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_rt5682"; + 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 struct platform_driver avs_rt5682_driver = { + .probe = avs_rt5682_probe, + .driver = { + .name = "avs_rt5682", + .pm = &snd_soc_pm_ops, + }, +}; + +module_platform_driver(avs_rt5682_driver) + +MODULE_AUTHOR("Cezary Rojewski <cezary.rojewski@intel.com>"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:avs_rt5682"); |