diff options
Diffstat (limited to 'sound/soc/intel/avs/boards/pcm3168a.c')
| -rw-r--r-- | sound/soc/intel/avs/boards/pcm3168a.c | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/sound/soc/intel/avs/boards/pcm3168a.c b/sound/soc/intel/avs/boards/pcm3168a.c new file mode 100644 index 000000000000..5d0e7a5bdc74 --- /dev/null +++ b/sound/soc/intel/avs/boards/pcm3168a.c @@ -0,0 +1,143 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright(c) 2024-2025 Intel Corporation +// +// Author: Cezary Rojewski <cezary.rojewski@intel.com> +// + +#include <linux/module.h> +#include <linux/platform_device.h> +#include <sound/core.h> +#include <sound/pcm.h> +#include <sound/pcm_params.h> +#include <sound/soc.h> + +static const struct snd_soc_dapm_widget card_widgets[] = { + SND_SOC_DAPM_HP("CPB Stereo HP 1", NULL), + SND_SOC_DAPM_HP("CPB Stereo HP 2", NULL), + SND_SOC_DAPM_HP("CPB Stereo HP 3", NULL), + SND_SOC_DAPM_LINE("CPB Line Out", NULL), + SND_SOC_DAPM_MIC("CPB Stereo Mic 1", NULL), + SND_SOC_DAPM_MIC("CPB Stereo Mic 2", NULL), + SND_SOC_DAPM_LINE("CPB Line In", NULL), +}; + +static const struct snd_soc_dapm_route card_routes[] = { + { "CPB Stereo HP 1", NULL, "AOUT1L" }, + { "CPB Stereo HP 1", NULL, "AOUT1R" }, + { "CPB Stereo HP 2", NULL, "AOUT2L" }, + { "CPB Stereo HP 2", NULL, "AOUT2R" }, + { "CPB Stereo HP 3", NULL, "AOUT3L" }, + { "CPB Stereo HP 3", NULL, "AOUT3R" }, + { "CPB Line Out", NULL, "AOUT4L" }, + { "CPB Line Out", NULL, "AOUT4R" }, + + { "AIN1L", NULL, "CPB Stereo Mic 1" }, + { "AIN1R", NULL, "CPB Stereo Mic 1" }, + { "AIN2L", NULL, "CPB Stereo Mic 2" }, + { "AIN2R", NULL, "CPB Stereo Mic 2" }, + { "AIN3L", NULL, "CPB Line In" }, + { "AIN3R", NULL, "CPB Line In" }, +}; + +static int avs_pcm3168a_be_fixup(struct snd_soc_pcm_runtime *runtime, + struct snd_pcm_hw_params *params) +{ + struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT); + + /* Set SSP to 24 bit. */ + snd_mask_none(fmt); + snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE); + + return 0; +} + +SND_SOC_DAILINK_DEF(pcm3168a_dac, + DAILINK_COMP_ARRAY(COMP_CODEC("i2c-PCM3168A:00", "pcm3168a-dac"))); +SND_SOC_DAILINK_DEF(pcm3168a_adc, + DAILINK_COMP_ARRAY(COMP_CODEC("i2c-PCM3168A:00", "pcm3168a-adc"))); +SND_SOC_DAILINK_DEF(cpu_ssp0, DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin"))); +SND_SOC_DAILINK_DEF(cpu_ssp2, DAILINK_COMP_ARRAY(COMP_CPU("SSP2 Pin"))); + +static int avs_create_dai_links(struct device *dev, struct snd_soc_dai_link **links, int *num_links) +{ + struct snd_soc_dai_link_component *platform; + struct snd_soc_dai_link *dl; + const int num_dl = 2; + + dl = devm_kcalloc(dev, num_dl, sizeof(*dl), GFP_KERNEL); + platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL); + if (!dl || !platform) + return -ENOMEM; + + platform->name = dev_name(dev); + dl[0].num_cpus = 1; + dl[0].num_codecs = 1; + dl[0].platforms = platform; + dl[0].num_platforms = 1; + dl[0].dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBP_CFP; + dl[0].be_hw_params_fixup = avs_pcm3168a_be_fixup; + dl[0].nonatomic = 1; + dl[0].no_pcm = 1; + memcpy(&dl[1], &dl[0], sizeof(*dl)); + + dl[0].name = "SSP0-Codec-dac"; + dl[0].cpus = cpu_ssp0; + dl[0].codecs = pcm3168a_dac; + dl[1].name = "SSP2-Codec-adc"; + dl[1].cpus = cpu_ssp2; + dl[1].codecs = pcm3168a_adc; + + *links = dl; + *num_links = num_dl; + return 0; +} + +static int avs_pcm3168a_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct snd_soc_card *card; + int ret; + + card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL); + if (!card) + return -ENOMEM; + + ret = avs_create_dai_links(dev, &card->dai_link, &card->num_links); + if (ret) + return ret; + + card->name = "avs_pcm3168a"; + card->dev = dev; + card->owner = THIS_MODULE; + card->dapm_widgets = card_widgets; + card->num_dapm_widgets = ARRAY_SIZE(card_widgets); + card->dapm_routes = card_routes; + card->num_dapm_routes = ARRAY_SIZE(card_routes); + card->fully_routed = true; + + return devm_snd_soc_register_card(dev, card); +} + +static const struct platform_device_id avs_pcm3168a_driver_ids[] = { + { + .name = "avs_pcm3168a", + }, + {}, +}; +MODULE_DEVICE_TABLE(platform, avs_pcm3168a_driver_ids); + +static struct platform_driver avs_pcm3168a_driver = { + .probe = avs_pcm3168a_probe, + .driver = { + .name = "avs_pcm3168a", + .pm = &snd_soc_pm_ops, + }, + .id_table = avs_pcm3168a_driver_ids, +}; + +module_platform_driver(avs_pcm3168a_driver); + +MODULE_DESCRIPTION("Intel pcm3168a machine driver"); +MODULE_AUTHOR("Cezary Rojewski <cezary.rojewski@intel.com>"); +MODULE_LICENSE("GPL"); |