Add Machine driver for Jadeite platform which uses ES8336 codec.
Signed-off-by: Vijendar Mukunda Vijendar.Mukunda@amd.com --- sound/soc/amd/acp-es8336.c | 324 +++++++++++++++++++++++++++++++++++++ 1 file changed, 324 insertions(+) create mode 100644 sound/soc/amd/acp-es8336.c
diff --git a/sound/soc/amd/acp-es8336.c b/sound/soc/amd/acp-es8336.c new file mode 100644 index 000000000000..eec3d57092fa --- /dev/null +++ b/sound/soc/amd/acp-es8336.c @@ -0,0 +1,324 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Machine driver for AMD Stoney platform using ES8336 Codec + * + * Copyright 2022 Advanced Micro Devices, Inc. + */ + +#include <sound/core.h> +#include <sound/soc.h> +#include <sound/pcm.h> +#include <sound/pcm_params.h> +#include <sound/soc-dapm.h> +#include <sound/jack.h> +#include <linux/gpio.h> +#include <linux/device.h> +#include <linux/dmi.h> +#include <linux/gpio/consumer.h> +#include <linux/gpio/machine.h> +#include <linux/i2c.h> +#include <linux/input.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/module.h> +#include <linux/acpi.h> + +#include "../codecs/es8316.h" +#include "acp.h" + +#define DUAL_CHANNEL 2 +#define DRV_NAME "acp2x_mach" +#define ST_JADEITE 1 +#define ES8336_PLL_FREQ (48000 * 256) + +static unsigned long acp2x_machine_id; +static struct snd_soc_jack st_jack; +struct device *codec_dev; +struct gpio_desc *gpio_pa; + +static int sof_es8316_speaker_power_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + if (SND_SOC_DAPM_EVENT_ON(event)) + gpiod_set_value_cansleep(gpio_pa, true); + else + gpiod_set_value_cansleep(gpio_pa, false); + + return 0; +} + +static struct snd_soc_jack_pin st_es8316_jack_pins[] = { + { + .pin = "Headphone", + .mask = SND_JACK_HEADPHONE, + }, + { + .pin = "Headset Mic", + .mask = SND_JACK_MICROPHONE, + }, +}; + +static int st_es8336_init(struct snd_soc_pcm_runtime *rtd) +{ + int ret; + struct snd_soc_card *card; + struct snd_soc_component *codec; + + codec = asoc_rtd_to_codec(rtd, 0)->component; + card = rtd->card; + + ret = snd_soc_card_jack_new_pins(card, "Headset", SND_JACK_HEADSET | SND_JACK_BTN_0, + &st_jack, st_es8316_jack_pins, + ARRAY_SIZE(st_es8316_jack_pins)); + if (ret) { + dev_err(card->dev, "HP jack creation failed %d\n", ret); + return ret; + } + snd_jack_set_key(st_jack.jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); + ret = snd_soc_component_set_jack(codec, &st_jack, NULL); + if (ret) { + dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret); + return ret; + } + return 0; +} + +static const unsigned int st_channels[] = { + DUAL_CHANNEL, +}; + +static const unsigned int st_rates[] = { + 48000, +}; + +static const struct snd_pcm_hw_constraint_list st_constraints_rates = { + .count = ARRAY_SIZE(st_rates), + .list = st_rates, + .mask = 0, +}; + +static const struct snd_pcm_hw_constraint_list st_constraints_channels = { + .count = ARRAY_SIZE(st_channels), + .list = st_channels, + .mask = 0, +}; + +static int st_es8336_codec_startup(struct snd_pcm_substream *substream) +{ + struct snd_pcm_runtime *runtime; + struct snd_soc_pcm_runtime *rtd; + struct snd_soc_card *card; + struct acp_platform_info *machine; + struct snd_soc_dai *codec_dai; + int ret; + + runtime = substream->runtime; + rtd = asoc_substream_to_rtd(substream); + card = rtd->card; + machine = snd_soc_card_get_drvdata(card); + codec_dai = asoc_rtd_to_codec(rtd, 0); + ret = snd_soc_dai_set_sysclk(codec_dai, 0, ES8336_PLL_FREQ, SND_SOC_CLOCK_IN); + if (ret < 0) { + dev_err(rtd->dev, "can't set codec sysclk: %d\n", ret); + return ret; + } + runtime->hw.channels_max = DUAL_CHANNEL; + snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, + &st_constraints_channels); + snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + &st_constraints_rates); + + machine->play_i2s_instance = I2S_MICSP_INSTANCE; + machine->cap_i2s_instance = I2S_MICSP_INSTANCE; + machine->capture_channel = CAP_CHANNEL0; + return 0; +} + +static const struct snd_soc_ops st_es8336_ops = { + .startup = st_es8336_codec_startup, +}; + +SND_SOC_DAILINK_DEF(designware1, + DAILINK_COMP_ARRAY(COMP_CPU("designware-i2s.2.auto"))); +SND_SOC_DAILINK_DEF(codec, + DAILINK_COMP_ARRAY(COMP_CODEC("i2c-ESSX8336:00", "ES8316 HiFi"))); +SND_SOC_DAILINK_DEF(platform, + DAILINK_COMP_ARRAY(COMP_PLATFORM("acp_audio_dma.1.auto"))); + +static struct snd_soc_dai_link st_dai_es8336[] = { + { + .name = "amdes8336", + .stream_name = "ES8336 HiFi Play", + .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF + | SND_SOC_DAIFMT_CBP_CFP, + .stop_dma_first = 1, + .dpcm_capture = 1, + .dpcm_playback = 1, + .init = st_es8336_init, + .ops = &st_es8336_ops, + SND_SOC_DAILINK_REG(designware1, codec, platform), + }, +}; + +static const struct snd_soc_dapm_widget st_widgets[] = { + SND_SOC_DAPM_SPK("Speaker", NULL), + SND_SOC_DAPM_HP("Headphone", NULL), + SND_SOC_DAPM_MIC("Headset Mic", NULL), + SND_SOC_DAPM_MIC("Internal Mic", NULL), + + SND_SOC_DAPM_SUPPLY("Speaker Power", SND_SOC_NOPM, 0, 0, + sof_es8316_speaker_power_event, + SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), +}; + +static const struct snd_soc_dapm_route st_audio_route[] = { + {"Speaker", NULL, "HPOL"}, + {"Speaker", NULL, "HPOR"}, + {"Headphone", NULL, "HPOL"}, + {"Headphone", NULL, "HPOR"}, + {"MIC1", NULL, "Headset Mic"}, + {"MIC2", NULL, "Internal Mic"}, + {"Speaker", NULL, "Speaker Power"}, +}; + +static const struct snd_kcontrol_new st_mc_controls[] = { + SOC_DAPM_PIN_SWITCH("Speaker"), + SOC_DAPM_PIN_SWITCH("Headphone"), + SOC_DAPM_PIN_SWITCH("Headset Mic"), + SOC_DAPM_PIN_SWITCH("Internal Mic"), +}; + +static const struct acpi_gpio_params pa_enable_gpio = { 0, 0, false }; +static const struct acpi_gpio_mapping acpi_es8336_gpios[] = { + { "pa-enable-gpios", &pa_enable_gpio, 1 }, + { } +}; + +static int st_es8336_late_probe(struct snd_soc_card *card) +{ + struct acpi_device *adev; + int ret; + + adev = acpi_dev_get_first_match_dev("ESSX8336", NULL, -1); + if (adev) + put_device(&adev->dev); + codec_dev = acpi_get_first_physical_node(adev); + if (!codec_dev) + dev_err(card->dev, "can not find codec dev\n"); + + ret = devm_acpi_dev_add_driver_gpios(codec_dev, acpi_es8336_gpios); + + gpio_pa = gpiod_get_optional(codec_dev, "pa-enable", GPIOD_OUT_LOW); + if (IS_ERR(gpio_pa)) { + ret = dev_err_probe(card->dev, PTR_ERR(gpio_pa), + "could not get pa-enable GPIO\n"); + gpiod_put(gpio_pa); + put_device(codec_dev); + } + return 0; +} + +static struct snd_soc_card st_card = { + .name = "acpes8336", + .owner = THIS_MODULE, + .dai_link = st_dai_es8336, + .num_links = ARRAY_SIZE(st_dai_es8336), + .dapm_widgets = st_widgets, + .num_dapm_widgets = ARRAY_SIZE(st_widgets), + .dapm_routes = st_audio_route, + .num_dapm_routes = ARRAY_SIZE(st_audio_route), + .controls = st_mc_controls, + .num_controls = ARRAY_SIZE(st_mc_controls), + .late_probe = st_es8336_late_probe, +}; + +static int st_es8336_quirk_cb(const struct dmi_system_id *id) +{ + acp2x_machine_id = ST_JADEITE; + return 1; +} + +static const struct dmi_system_id st_es8336_quirk_table[] = { + { + .callback = st_es8336_quirk_cb, + .matches = { + DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMD"), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Jadeite"), + }, + }, + { + .callback = st_es8336_quirk_cb, + .matches = { + DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "IP3 Technology CO.,Ltd."), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ASN1D"), + }, + }, + { + .callback = st_es8336_quirk_cb, + .matches = { + DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Standard"), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ASN10"), + }, + }, + {} +}; + +static int st_es8336_probe(struct platform_device *pdev) +{ + int ret; + struct snd_soc_card *card; + struct acp_platform_info *machine; + + machine = devm_kzalloc(&pdev->dev, sizeof(struct acp_platform_info), GFP_KERNEL); + if (!machine) + return -ENOMEM; + + dmi_check_system(st_es8336_quirk_table); + switch (acp2x_machine_id) { + case ST_JADEITE: + card = &st_card; + st_card.dev = &pdev->dev; + break; + default: + return -ENODEV; + } + + platform_set_drvdata(pdev, card); + snd_soc_card_set_drvdata(card, machine); + ret = devm_snd_soc_register_card(&pdev->dev, &st_card); + if (ret) { + return dev_err_probe(&pdev->dev, ret, + "devm_snd_soc_register_card(%s) failed\n", + card->name); + } + return 0; +} + +static int st_es8336_remove(struct platform_device *pdev) +{ + return 0; +} + +#ifdef CONFIG_ACPI +static const struct acpi_device_id st_audio_acpi_match[] = { + {"AMDI8336", 0}, + {}, +}; +MODULE_DEVICE_TABLE(acpi, st_audio_acpi_match); +#endif + +static struct platform_driver st_mach_driver = { + .driver = { + .name = "st-es8316", + .acpi_match_table = ACPI_PTR(st_audio_acpi_match), + .pm = &snd_soc_pm_ops, + }, + .probe = st_es8336_probe, + .remove = st_es8336_remove, +}; + +module_platform_driver(st_mach_driver); + +MODULE_AUTHOR("Vijendar.Mukunda@amd.com"); +MODULE_DESCRIPTION("st-es8316 audio support"); +MODULE_LICENSE("GPL v2");