diff --git a/sound/soc/phytium/Kconfig b/sound/soc/phytium/Kconfig index 333983e29321d1e06ca0e01388964e7e3b610224..f123c0026bb53321f1d1d4232b248a239cbdf5ea 100755 --- a/sound/soc/phytium/Kconfig +++ b/sound/soc/phytium/Kconfig @@ -19,4 +19,12 @@ config SND_PMDK_ES8388 select SND_SOC_ES8388 help Say Y if you want to add Phytium machine support for - ES8388 codecs. \ No newline at end of file + ES8388 codecs. + +config SND_PMDK_DP + tristate "Phytium machine support with DP" + depends on I2C && SND_SOC_PHYTIUM_I2S + select SND_SOC_HDMI_CODEC + help + Say Y if you want to add Phytium machine support for + Displayport. \ No newline at end of file diff --git a/sound/soc/phytium/Makefile b/sound/soc/phytium/Makefile index 1f1769aa153879294eee4d30cf10fa540d8a6469..81a42f5186183d328e58e3dd5908540e2c424b8a 100644 --- a/sound/soc/phytium/Makefile +++ b/sound/soc/phytium/Makefile @@ -7,4 +7,7 @@ snd-soc-pmdk-es8336-objs :=pmdk_es8336.o obj-$(CONFIG_SND_PMDK_ES8336) += snd-soc-pmdk-es8336.o snd-soc-pmdk-es8388-objs :=pmdk_es8388.o -obj-$(CONFIG_SND_PMDK_ES8388) += snd-soc-pmdk-es8388.o \ No newline at end of file +obj-$(CONFIG_SND_PMDK_ES8388) += snd-soc-pmdk-es8388.o + +snd-soc-pmdk-dp-objs :=pmdk_dp.o +obj-$(CONFIG_SND_PMDK_DP) += snd-soc-pmdk-dp.o \ No newline at end of file diff --git a/sound/soc/phytium/pmdk_dp.c b/sound/soc/phytium/pmdk_dp.c new file mode 100755 index 0000000000000000000000000000000000000000..fd0cf41c34b6c2ece621389ba463dc2c16490400 --- /dev/null +++ b/sound/soc/phytium/pmdk_dp.c @@ -0,0 +1,235 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2021-2023 Phytium Technology Co., Ltd. + */ + +#include +#include +#include +#include + +#define DAI_CNT(pmdk_dai_) sizeof(pmdk_dai_)/sizeof(struct snd_soc_dai_link) + +struct pmdk_dp_private { + struct snd_soc_jack jack0; + struct snd_soc_jack jack1; + struct snd_soc_jack jack2; +}; + +/* PMDK widgets */ +static const struct snd_soc_dapm_widget pmdk_dp_dapm_widgets[] = { + SND_SOC_DAPM_LINE("DP", NULL), +}; + +/* PMDK control */ +static const struct snd_kcontrol_new pmdk_controls[] = { + SOC_DAPM_PIN_SWITCH("DP"), +}; + +/* PMDK connections */ +static const struct snd_soc_dapm_route pmdk_dp_audio_map[] = { + {"DP", NULL, "TX"}, +}; + +static struct snd_soc_jack_pin dp0_pins[] = { + { + .pin = "HDMI/DP,pcm=0", + .mask = SND_JACK_LINEOUT, + }, +}; + +static struct snd_soc_jack_pin dp1_pins[] = { + { + .pin = "HDMI/DP,pcm=1", + .mask = SND_JACK_LINEOUT, + }, +}; + +static struct snd_soc_jack_pin dp2_pins[] = { + { + .pin = "HDMI/DP,pcm=2", + .mask = SND_JACK_LINEOUT, + }, +}; + +#define SMDK_DAI_FMT (SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | \ + SND_SOC_DAIFMT_CBS_CFS) + +static int pmdk_dp0_init(struct snd_soc_pcm_runtime *runtime) +{ + struct snd_soc_card *card = runtime->card; + struct pmdk_dp_private *priv = snd_soc_card_get_drvdata(card); + struct snd_soc_component *component = asoc_rtd_to_codec(runtime, 0)->component; + int ret; + + ret = snd_soc_card_jack_new(card, "HDMI/DP,pcm=0", + SND_JACK_LINEOUT, + &priv->jack0, dp0_pins, + ARRAY_SIZE(dp0_pins)); + if (ret) { + dev_err(card->dev, "Jack creation failed %d\n", ret); + return ret; + } + snd_soc_component_set_jack(component, &priv->jack0, NULL); + return ret; +} + +static int pmdk_dp1_init(struct snd_soc_pcm_runtime *runtime) +{ + struct snd_soc_card *card = runtime->card; + struct pmdk_dp_private *priv = snd_soc_card_get_drvdata(card); + struct snd_soc_component *component = asoc_rtd_to_codec(runtime, 0)->component; + int ret; + + ret = snd_soc_card_jack_new(card, "HDMI/DP,pcm=1", + SND_JACK_LINEOUT, + &priv->jack1, dp1_pins, + ARRAY_SIZE(dp1_pins)); + + if (ret) { + dev_err(card->dev, "Jack creation failed %d\n", ret); + return ret; + } + snd_soc_component_set_jack(component, &priv->jack1, NULL); + return ret; +} + +static int pmdk_dp2_init(struct snd_soc_pcm_runtime *runtime) +{ + struct snd_soc_card *card = runtime->card; + struct pmdk_dp_private *priv = snd_soc_card_get_drvdata(card); + struct snd_soc_component *component = asoc_rtd_to_codec(runtime, 0)->component; + int ret; + + ret = snd_soc_card_jack_new(card, "HDMI/DP,pcm=2", + SND_JACK_LINEOUT, + &priv->jack2, dp2_pins, + ARRAY_SIZE(dp2_pins)); + if (ret) { + dev_err(card->dev, "Jack creation failed %d\n", ret); + return ret; + } + snd_soc_component_set_jack(component, &priv->jack2, NULL); + return ret; +} + +SND_SOC_DAILINK_DEFS(pmdk_dp0_dai, + DAILINK_COMP_ARRAY(COMP_CPU("phytium-i2s-dp0")), + DAILINK_COMP_ARRAY(COMP_CODEC("hdmi-audio-codec.0", "i2s-hifi")), + DAILINK_COMP_ARRAY(COMP_PLATFORM("snd-soc-dummy"))); + +SND_SOC_DAILINK_DEFS(pmdk_dp1_dai, + DAILINK_COMP_ARRAY(COMP_CPU("phytium-i2s-dp1")), + DAILINK_COMP_ARRAY(COMP_CODEC("hdmi-audio-codec.1", "i2s-hifi")), + DAILINK_COMP_ARRAY(COMP_PLATFORM("snd-soc-dummy"))); + +SND_SOC_DAILINK_DEFS(pmdk_dp2_dai, + DAILINK_COMP_ARRAY(COMP_CPU("phytium-i2s-dp2")), + DAILINK_COMP_ARRAY(COMP_CODEC("hdmi-audio-codec.2", "i2s-hifi")), + DAILINK_COMP_ARRAY(COMP_PLATFORM("snd-soc-dummy"))); + +static struct snd_soc_dai_link pmdk_dai_local[] = { +{ + .name = "Phytium dp0-audio", + .stream_name = "Playback", + .dai_fmt = SMDK_DAI_FMT, + .init = pmdk_dp0_init, + SND_SOC_DAILINK_REG(pmdk_dp0_dai), +},{ + .name = "Phytium dp1-audio", + .stream_name = "Playback", + .dai_fmt = SMDK_DAI_FMT, + .init = pmdk_dp1_init, + SND_SOC_DAILINK_REG(pmdk_dp1_dai), +}, +{ + .name = "Phytium dp2-audio", + .stream_name = "Playback", + .dai_fmt = SMDK_DAI_FMT, + .init = pmdk_dp2_init, + SND_SOC_DAILINK_REG(pmdk_dp2_dai), +}, +}; + +static struct snd_soc_card pmdk = { + .name = "PMDK-I2S", + .owner = THIS_MODULE, + + .dapm_widgets = pmdk_dp_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(pmdk_dp_dapm_widgets), + .controls = pmdk_controls, + .num_controls = ARRAY_SIZE(pmdk_controls), + .dapm_routes = pmdk_dp_audio_map, + .num_dapm_routes = ARRAY_SIZE(pmdk_dp_audio_map), +}; + +static int pmdk_sound_probe(struct platform_device *pdev) +{ + struct snd_soc_card *card = &pmdk; + struct pmdk_dp_private *priv; + struct snd_soc_dai_link *pmdk_dai; + int num_dp = 2; + char dp_mask; + int i,j = 0; + card->dev = &pdev->dev; + + device_property_read_u32(&pdev->dev, "num-dp", &num_dp); + device_property_read_u8(&pdev->dev, "dp-mask", &dp_mask); + pmdk_dai = devm_kzalloc(&pdev->dev, num_dp * sizeof(*pmdk_dai), GFP_KERNEL); + if (!pmdk_dai) + return -ENOMEM; + + if (!num_dp || num_dp > DAI_CNT(pmdk_dai_local)) + return -EINVAL; + + for(i = 0; i < num_dp; i++) { + for (; j < DAI_CNT(pmdk_dai_local); j++) { + if (BIT(j) & dp_mask) { + pmdk_dai[i] = pmdk_dai_local[j]; + j++; + break; + } + } + } + + card->dai_link = pmdk_dai; + card->num_links = num_dp; + + priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + snd_soc_card_set_drvdata(card, priv); + + return devm_snd_soc_register_card(&pdev->dev, card); +} + +static const struct of_device_id pmdk_sound_of_match[] = { + { .compatible = "phytium,pmdk-dp",}, + { } +}; +MODULE_DEVICE_TABLE(of, pmdk_sound_of_match); + +static const struct acpi_device_id pmdk_sound_acpi_match[] = { + { "PHYT8006", 0}, + { } +}; +MODULE_DEVICE_TABLE(acpi, pmdk_sound_acpi_match); + +static struct platform_driver pmdk_sound_driver = { + .probe = pmdk_sound_probe, + .driver = { + .name = "pmdk_dp", + .acpi_match_table = pmdk_sound_acpi_match, + .of_match_table = pmdk_sound_of_match, +#ifdef CONFIG_PM + .pm = &snd_soc_pm_ops, +#endif + }, +}; + +module_platform_driver(pmdk_sound_driver); + +MODULE_AUTHOR("Zhang Yiqun"); +MODULE_DESCRIPTION("ALSA SoC PMDK DP"); +MODULE_LICENSE("GPL");