diff -drupN a/sound/soc/sunxi/sun8iw11-sndcodec.c b/sound/soc/sunxi/sun8iw11-sndcodec.c --- a/sound/soc/sunxi/sun8iw11-sndcodec.c 1970-01-01 03:00:00.000000000 +0300 +++ b/sound/soc/sunxi/sun8iw11-sndcodec.c 2022-06-12 05:28:14.000000000 +0300 @@ -0,0 +1,326 @@ +/* + * sound\soc\sunxi\sunx8iw11_sndcodec.c + * (C) Copyright 2014-2018 + * allwinner Technology Co., Ltd. + * huangxin + * wolfgang huang + * + * some simple description for this code + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +struct sunxi_card_priv { + int jack_gpio; + int jack_invert; /* 0->high is plug_in, 1->high is plug_out */ + struct snd_soc_jack jack_detect; +}; + +/* Headphone jack detection DAPM pins */ +static struct snd_soc_jack_pin sunxi_jack_pins[] = { + { + .pin = "Headphone", + .mask = SND_JACK_HEADPHONE, + }, +}; + +/* Headphone jack detection gpios */ +static struct snd_soc_jack_gpio sunxi_jack_gpios[] = { + { + .name = "jack-det", + .report = SND_JACK_HEADPHONE, + .debounce_time = 200, + }, +}; + +/* we only support Headphone & PHONEOUT, so just left LINEOUT no used */ +static const struct snd_kcontrol_new sunxi_card_controls[] = { + SOC_DAPM_PIN_SWITCH("Headphone"), + //SOC_DAPM_PIN_SWITCH("Radio"), + //SOC_DAPM_PIN_SWITCH("LINEIN"), + SOC_DAPM_PIN_SWITCH("Phoneout Speaker"), +}; + +static const struct snd_soc_dapm_widget sunxi_card_dapm_widgets[] = { + SND_SOC_DAPM_MIC("Main Mic", NULL), + SND_SOC_DAPM_HP("Headphone", NULL), + SND_SOC_DAPM_LINE("Radio", NULL), + SND_SOC_DAPM_SPK("Phoneout Speaker", NULL), + SND_SOC_DAPM_LINE("LINEIN", NULL), + SND_SOC_DAPM_LINE("LINEOUT", NULL), +}; + +static const struct snd_soc_dapm_route sunxi_card_routes[] = { + {"MainMic Bias", NULL, "Main Mic"}, + {"MIC1", NULL, "MainMic Bias"}, + {"MIC2", NULL, "MainMic Bias"}, + {"Headphone", NULL, "HPOUTL"}, + {"Headphone", NULL, "HPOUTR"}, + {"Phoneout Speaker", NULL, "PHONEOUTP"}, + {"Phoneout Speaker", NULL, "PHONEOUTN"}, + {"LINEINL", NULL, "LINEIN"}, + {"LINEINR", NULL, "LINEIN"}, + {"LINEOUT", NULL, "LINEOUTL"}, + {"LINEOUT", NULL, "LINEOUTR"}, + {"FML", NULL, "Radio"}, + {"FMR", NULL, "Radio"}, +}; + +/* + * Card initialization + */ +static int sunxi_card_init(struct snd_soc_pcm_runtime *rtd) +{ + int ret; + struct snd_soc_codec *codec = rtd->codec; + struct snd_soc_dapm_context *dapm = &codec->component.dapm; + struct sunxi_card_priv *priv = snd_soc_card_get_drvdata(rtd->card); + + snd_soc_dapm_disable_pin(dapm, "Radio"); + snd_soc_dapm_disable_pin(dapm, "Headphone"); + snd_soc_dapm_disable_pin(dapm, "Phoneout Speaker"); + snd_soc_dapm_disable_pin(dapm, "LINEIN"); + snd_soc_dapm_disable_pin(dapm, "LINEOUT"); + + /* Headset jack detection only if it is supported */ + if (priv->jack_gpio > 0) { + sunxi_jack_gpios[0].gpio = priv->jack_gpio; + sunxi_jack_gpios[0].invert = priv->jack_invert; + + ret = snd_soc_card_jack_new(rtd->card, "Headphone Jack", + SND_JACK_HEADPHONE, + &priv->jack_detect, NULL, 0); + if (ret) + return ret; + + ret = snd_soc_jack_add_pins(&priv->jack_detect, + ARRAY_SIZE(sunxi_jack_pins), + sunxi_jack_pins); + if (ret) + return ret; + + ret = snd_soc_jack_add_gpios(&priv->jack_detect, + ARRAY_SIZE(sunxi_jack_gpios), + sunxi_jack_gpios); + if (ret) { + dev_err(rtd->card->dev, "jack_add_gpios failed: %d," + "maybe gpio has't external interrupt ability\n", + ret); + return ret; + } + } + + snd_soc_dapm_sync(dapm); + return 0; +} + +static int sunxi_card_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_dai *codec_dai = rtd->codec_dai; + struct snd_soc_card *card = rtd->card; + unsigned int freq; + int ret; + + switch (params_rate(params)) { + case 8000: + case 12000: + case 16000: + case 24000: + case 32000: + case 48000: + case 96000: + case 192000: + freq = 24576000; + break; + case 11025: + case 22050: + case 44100: + freq = 22579200; + break; + default: + dev_err(card->dev, "invalid rate setting\n"); + return -EINVAL; + } + + ret = snd_soc_dai_set_sysclk(codec_dai, 0, freq, 0); + if (ret < 0) { + dev_err(card->dev, "set codec dai sysclk faided.\n"); + return ret; + } + + return 0; +} + +static struct snd_soc_ops sunxi_card_ops = { + .hw_params = sunxi_card_hw_params, +}; + +static int sunxi_card_suspend(struct snd_soc_card *card) +{ + struct sunxi_card_priv *priv = snd_soc_card_get_drvdata(card); + + if (priv->jack_gpio > 0) + snd_soc_jack_free_gpios(&priv->jack_detect, + ARRAY_SIZE(sunxi_jack_gpios), + sunxi_jack_gpios); + return 0; +} + +static int sunxi_card_resume(struct snd_soc_card *card) +{ + struct sunxi_card_priv *priv = snd_soc_card_get_drvdata(card); + int ret; + + if (priv->jack_gpio > 0) { + ret = snd_soc_jack_add_gpios(&priv->jack_detect, + ARRAY_SIZE(sunxi_jack_gpios), sunxi_jack_gpios); + if (ret < 0) { + dev_err(card->dev, "jack_add_gpios failed: %d," + "maybe gpio has't external interrupt ability\n", + ret); + return ret; + } + } + return 0; +} + +static struct snd_soc_dai_link sunxi_card_dai_link[] = { + { + .name = "audiocodec", + .stream_name = "SUNXI-CODEC", + .cpu_dai_name = "sunxi-internal-cpudai", + .codec_dai_name = "sun8iw11codec", + .platform_name = "sunxi-internal-cpudai", + .codec_name = "sunxi-internal-codec", + .init = sunxi_card_init, + .ops = &sunxi_card_ops, + }, +}; + +static struct snd_soc_card snd_soc_sunxi_card = { + .name = "audiocodec", + .owner = THIS_MODULE, + .dai_link = sunxi_card_dai_link, + .num_links = ARRAY_SIZE(sunxi_card_dai_link), + .controls = sunxi_card_controls, + .num_controls = ARRAY_SIZE(sunxi_card_controls), + .dapm_widgets = sunxi_card_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(sunxi_card_dapm_widgets), + .dapm_routes = sunxi_card_routes, + .num_dapm_routes = ARRAY_SIZE(sunxi_card_routes), + .suspend_post = sunxi_card_suspend, + .resume_post = sunxi_card_resume, +}; + +static int sunxi_card_dev_probe(struct platform_device *pdev) +{ + int ret = 0; + unsigned int temp_val = 0; + struct device_node *np = pdev->dev.of_node; + struct snd_soc_card *card = &snd_soc_sunxi_card; + struct sunxi_card_priv *priv; + + /* register the soc card */ + card->dev = &pdev->dev; + + priv = devm_kzalloc(&pdev->dev, + sizeof(struct sunxi_card_priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + priv->jack_gpio = of_get_named_gpio(np, + "jack_det_gpio", 0); + ret = of_property_read_u32(np, "jack_invert", &temp_val); + if (ret < 0) { + dev_err(&pdev->dev, "jack_invert not setting, default setting 0\n"); + priv->jack_invert = 0; + } else { + priv->jack_invert = temp_val; + } + + sunxi_card_dai_link[0].cpu_dai_name = NULL; + sunxi_card_dai_link[0].cpu_of_node = of_parse_phandle(np, + "sunxi,cpudai-controller", 0); + if (!sunxi_card_dai_link[0].cpu_of_node) { + dev_err(&pdev->dev, "Property 'sunxi,cpudai-controller' missing or invalid\n"); + ret = -EINVAL; + goto err_devm_kfree; + } else { + sunxi_card_dai_link[0].platform_name = NULL; + sunxi_card_dai_link[0].platform_of_node = + sunxi_card_dai_link[0].cpu_of_node; + } + sunxi_card_dai_link[0].codec_name = NULL; + sunxi_card_dai_link[0].codec_of_node = of_parse_phandle(np, + "sunxi,audio-codec", 0); + if (!sunxi_card_dai_link[0].codec_of_node) { + dev_err(&pdev->dev, "Property 'sunxi,audio-codec' missing or invalid\n"); + ret = -EINVAL; + goto err_devm_kfree; + } + + snd_soc_card_set_drvdata(card, priv); + ret = snd_soc_register_card(card); + if (ret) { + dev_err(&pdev->dev, "snd_soc_register_card failed %d\n", ret); + goto err_devm_kfree; + } + + return 0; + +err_devm_kfree: + devm_kfree(&pdev->dev, priv); + return ret; +} + +static int __exit sunxi_card_dev_remove(struct platform_device *pdev) +{ + struct sunxi_card_priv *priv = dev_get_drvdata(&pdev->dev); + + devm_kfree(&pdev->dev, priv); + return 0; +} + +static const struct of_device_id sunxi_card_of_match[] = { + { .compatible = "allwinner,sunxi-codec-machine", }, + {}, +}; + +static struct platform_driver sunxi_machine_driver = { + .driver = { + .name = "sunxi-codec-machine", + .owner = THIS_MODULE, + .pm = &snd_soc_pm_ops, + .of_match_table = sunxi_card_of_match, + }, + .probe = sunxi_card_dev_probe, + .remove = __exit_p(sunxi_card_dev_remove), +}; + +module_platform_driver(sunxi_machine_driver); + +MODULE_AUTHOR("wolfgang huang "); +MODULE_DESCRIPTION("SUNXI Codec Machine ASoC driver"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:sunxi-codec-machine");