diff options
Diffstat (limited to 'sound/soc/sdw_utils/soc_sdw_cs42l43.c')
| -rw-r--r-- | sound/soc/sdw_utils/soc_sdw_cs42l43.c | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/sound/soc/sdw_utils/soc_sdw_cs42l43.c b/sound/soc/sdw_utils/soc_sdw_cs42l43.c new file mode 100644 index 000000000000..adb1c008e871 --- /dev/null +++ b/sound/soc/sdw_utils/soc_sdw_cs42l43.c @@ -0,0 +1,161 @@ +// SPDX-License-Identifier: GPL-2.0-only +// Based on sof_sdw_rt5682.c +// This file incorporates work covered by the following copyright notice: +// Copyright (c) 2023 Intel Corporation +// Copyright (c) 2024 Advanced Micro Devices, Inc. + +/* + * soc_sdw_cs42l43 - Helpers to handle CS42L43 from generic machine driver + */ +#include <linux/device.h> +#include <linux/errno.h> +#include <linux/input.h> +#include <sound/jack.h> +#include <linux/soundwire/sdw.h> +#include <linux/soundwire/sdw_type.h> +#include <sound/cs42l43.h> +#include <sound/control.h> +#include <sound/soc.h> +#include <sound/soc-acpi.h> +#include <sound/soc-dapm.h> +#include <sound/soc_sdw_utils.h> + +static const struct snd_soc_dapm_route cs42l43_hs_map[] = { + { "Headphone", NULL, "cs42l43 AMP3_OUT" }, + { "Headphone", NULL, "cs42l43 AMP4_OUT" }, + { "cs42l43 ADC1_IN1_P", NULL, "Headset Mic" }, + { "cs42l43 ADC1_IN1_N", NULL, "Headset Mic" }, +}; + +static const struct snd_soc_dapm_route cs42l43_spk_map[] = { + { "Speaker", NULL, "cs42l43 AMP1_OUT_P", }, + { "Speaker", NULL, "cs42l43 AMP1_OUT_N", }, + { "Speaker", NULL, "cs42l43 AMP2_OUT_P", }, + { "Speaker", NULL, "cs42l43 AMP2_OUT_N", }, +}; + +static const struct snd_soc_dapm_route cs42l43_dmic_map[] = { + { "cs42l43 PDM1_DIN", NULL, "DMIC" }, + { "cs42l43 PDM2_DIN", NULL, "DMIC" }, +}; + +static struct snd_soc_jack_pin soc_jack_pins[] = { + { + .pin = "Headphone", + .mask = SND_JACK_HEADPHONE, + }, + { + .pin = "Headset Mic", + .mask = SND_JACK_MICROPHONE, + }, +}; + +int asoc_sdw_cs42l43_hs_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai) +{ + struct snd_soc_component *component = snd_soc_rtd_to_codec(rtd, 0)->component; + struct asoc_sdw_mc_private *ctx = snd_soc_card_get_drvdata(rtd->card); + struct snd_soc_jack *jack = &ctx->sdw_headset; + struct snd_soc_card *card = rtd->card; + int ret; + + card->components = devm_kasprintf(card->dev, GFP_KERNEL, "%s hs:cs42l43", + card->components); + if (!card->components) + return -ENOMEM; + + ret = snd_soc_dapm_add_routes(&card->dapm, cs42l43_hs_map, + ARRAY_SIZE(cs42l43_hs_map)); + if (ret) { + dev_err(card->dev, "cs42l43 hs map addition failed: %d\n", ret); + return ret; + } + + ret = snd_soc_card_jack_new_pins(card, "Jack", + SND_JACK_MECHANICAL | SND_JACK_AVOUT | + SND_JACK_HEADSET | SND_JACK_LINEOUT | + SND_JACK_BTN_0 | SND_JACK_BTN_1 | + SND_JACK_BTN_2 | SND_JACK_BTN_3, + jack, soc_jack_pins, + ARRAY_SIZE(soc_jack_pins)); + if (ret) { + dev_err(card->dev, "Failed to create jack: %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, "Failed to register jack: %d\n", ret); + return ret; + } + + ret = snd_soc_component_set_sysclk(component, CS42L43_SYSCLK, CS42L43_SYSCLK_SDW, + 0, SND_SOC_CLOCK_IN); + if (ret) + dev_err(card->dev, "Failed to set sysclk: %d\n", ret); + + return ret; +} +EXPORT_SYMBOL_NS(asoc_sdw_cs42l43_hs_rtd_init, SND_SOC_SDW_UTILS); + +int asoc_sdw_cs42l43_spk_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai) +{ + struct snd_soc_card *card = rtd->card; + struct asoc_sdw_mc_private *ctx = snd_soc_card_get_drvdata(card); + int ret; + + if (!(ctx->mc_quirk & SOC_SDW_SIDECAR_AMPS)) { + /* Will be set by the bridge code in this case */ + card->components = devm_kasprintf(card->dev, GFP_KERNEL, + "%s spk:cs42l43-spk", + card->components); + if (!card->components) + return -ENOMEM; + } + + ret = snd_soc_dapm_add_routes(&card->dapm, cs42l43_spk_map, + ARRAY_SIZE(cs42l43_spk_map)); + if (ret) + dev_err(card->dev, "cs42l43 speaker map addition failed: %d\n", ret); + + return ret; +} +EXPORT_SYMBOL_NS(asoc_sdw_cs42l43_spk_rtd_init, SND_SOC_SDW_UTILS); + +int asoc_sdw_cs42l43_spk_init(struct snd_soc_card *card, + struct snd_soc_dai_link *dai_links, + struct asoc_sdw_codec_info *info, + bool playback) +{ + /* Do init on playback link only. */ + if (!playback) + return 0; + + info->amp_num++; + + return asoc_sdw_bridge_cs35l56_spk_init(card, dai_links, info, playback); +} +EXPORT_SYMBOL_NS(asoc_sdw_cs42l43_spk_init, SND_SOC_SDW_UTILS); + +int asoc_sdw_cs42l43_dmic_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai) +{ + struct snd_soc_card *card = rtd->card; + int ret; + + card->components = devm_kasprintf(card->dev, GFP_KERNEL, "%s mic:cs42l43-dmic", + card->components); + if (!card->components) + return -ENOMEM; + + ret = snd_soc_dapm_add_routes(&card->dapm, cs42l43_dmic_map, + ARRAY_SIZE(cs42l43_dmic_map)); + if (ret) + dev_err(card->dev, "cs42l43 dmic map addition failed: %d\n", ret); + + return ret; +} +EXPORT_SYMBOL_NS(asoc_sdw_cs42l43_dmic_rtd_init, SND_SOC_SDW_UTILS); |