diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/soc/tegra/tegra_alc5632.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/tegra/tegra_alc5632.c | 289 |
1 files changed, 0 insertions, 289 deletions
diff --git a/ANDROID_3.4.5/sound/soc/tegra/tegra_alc5632.c b/ANDROID_3.4.5/sound/soc/tegra/tegra_alc5632.c deleted file mode 100644 index e45ccd85..00000000 --- a/ANDROID_3.4.5/sound/soc/tegra/tegra_alc5632.c +++ /dev/null @@ -1,289 +0,0 @@ -/* -* tegra_alc5632.c -- Toshiba AC100(PAZ00) machine ASoC driver -* -* Copyright (C) 2011 The AC100 Kernel Team <ac100@lists.lauchpad.net> -* -* Authors: Leon Romanovsky <leon@leon.nu> -* Andrey Danin <danindrey@mail.ru> -* Marc Dietrich <marvin24@gmx.de> -* -* This program is free software; you can redistribute it and/or modify -* it under the terms of the GNU General Public License version 2 as -* published by the Free Software Foundation. -*/ - -#include <asm/mach-types.h> - -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/slab.h> -#include <linux/gpio.h> -#include <linux/of_gpio.h> - -#include <sound/core.h> -#include <sound/jack.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> -#include <sound/soc.h> - -#include "../codecs/alc5632.h" - -#include "tegra_das.h" -#include "tegra_i2s.h" -#include "tegra_pcm.h" -#include "tegra_asoc_utils.h" - -#define DRV_NAME "tegra-alc5632" - -#define GPIO_HP_DET BIT(0) - -struct tegra_alc5632 { - struct tegra_asoc_utils_data util_data; - struct platform_device *pcm_dev; - int gpio_requested; - int gpio_hp_det; -}; - -static int tegra_alc5632_asoc_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_codec *codec = rtd->codec; - struct snd_soc_card *card = codec->card; - struct tegra_alc5632 *alc5632 = snd_soc_card_get_drvdata(card); - int srate, mclk; - int err; - - srate = params_rate(params); - mclk = 512 * srate; - - err = tegra_asoc_utils_set_rate(&alc5632->util_data, srate, mclk); - if (err < 0) { - dev_err(card->dev, "Can't configure clocks\n"); - return err; - } - - err = snd_soc_dai_set_sysclk(codec_dai, 0, mclk, - SND_SOC_CLOCK_IN); - if (err < 0) { - dev_err(card->dev, "codec_dai clock not set\n"); - return err; - } - - return 0; -} - -static struct snd_soc_ops tegra_alc5632_asoc_ops = { - .hw_params = tegra_alc5632_asoc_hw_params, -}; - -static struct snd_soc_jack tegra_alc5632_hs_jack; - -static struct snd_soc_jack_pin tegra_alc5632_hs_jack_pins[] = { - { - .pin = "Headset Mic", - .mask = SND_JACK_MICROPHONE, - }, - { - .pin = "Headset Stereophone", - .mask = SND_JACK_HEADPHONE, - }, -}; - -static struct snd_soc_jack_gpio tegra_alc5632_hp_jack_gpio = { - .name = "Headset detection", - .report = SND_JACK_HEADSET, - .debounce_time = 150, - .invert = 1, -}; - -static const struct snd_soc_dapm_widget tegra_alc5632_dapm_widgets[] = { - SND_SOC_DAPM_SPK("Int Spk", NULL), - SND_SOC_DAPM_HP("Headset Stereophone", NULL), - SND_SOC_DAPM_MIC("Headset Mic", NULL), - SND_SOC_DAPM_MIC("Digital Mic", NULL), -}; - -static const struct snd_kcontrol_new tegra_alc5632_controls[] = { - SOC_DAPM_PIN_SWITCH("Int Spk"), -}; - -static int tegra_alc5632_asoc_init(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_codec *codec = rtd->codec; - struct snd_soc_dapm_context *dapm = &codec->dapm; - struct device_node *np = codec->card->dev->of_node; - struct tegra_alc5632 *machine = snd_soc_card_get_drvdata(codec->card); - - snd_soc_jack_new(codec, "Headset Jack", SND_JACK_HEADSET, - &tegra_alc5632_hs_jack); - snd_soc_jack_add_pins(&tegra_alc5632_hs_jack, - ARRAY_SIZE(tegra_alc5632_hs_jack_pins), - tegra_alc5632_hs_jack_pins); - - machine->gpio_hp_det = of_get_named_gpio(np, "nvidia,hp-det-gpios", 0); - - if (gpio_is_valid(machine->gpio_hp_det)) { - tegra_alc5632_hp_jack_gpio.gpio = machine->gpio_hp_det; - snd_soc_jack_add_gpios(&tegra_alc5632_hs_jack, - 1, - &tegra_alc5632_hp_jack_gpio); - machine->gpio_requested |= GPIO_HP_DET; - } - - snd_soc_dapm_force_enable_pin(dapm, "MICBIAS1"); - - return 0; -} - -static struct snd_soc_dai_link tegra_alc5632_dai = { - .name = "ALC5632", - .stream_name = "ALC5632 PCM", - .platform_name = "tegra-pcm-audio", - .codec_dai_name = "alc5632-hifi", - .init = tegra_alc5632_asoc_init, - .ops = &tegra_alc5632_asoc_ops, - .dai_fmt = SND_SOC_DAIFMT_I2S - | SND_SOC_DAIFMT_NB_NF - | SND_SOC_DAIFMT_CBS_CFS, -}; - -static struct snd_soc_card snd_soc_tegra_alc5632 = { - .name = "tegra-alc5632", - .owner = THIS_MODULE, - .dai_link = &tegra_alc5632_dai, - .num_links = 1, - .controls = tegra_alc5632_controls, - .num_controls = ARRAY_SIZE(tegra_alc5632_controls), - .dapm_widgets = tegra_alc5632_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(tegra_alc5632_dapm_widgets), - .fully_routed = true, -}; - -static __devinit int tegra_alc5632_probe(struct platform_device *pdev) -{ - struct snd_soc_card *card = &snd_soc_tegra_alc5632; - struct tegra_alc5632 *alc5632; - int ret; - - alc5632 = devm_kzalloc(&pdev->dev, - sizeof(struct tegra_alc5632), GFP_KERNEL); - if (!alc5632) { - dev_err(&pdev->dev, "Can't allocate tegra_alc5632\n"); - ret = -ENOMEM; - goto err; - } - - card->dev = &pdev->dev; - platform_set_drvdata(pdev, card); - snd_soc_card_set_drvdata(card, alc5632); - - alc5632->pcm_dev = ERR_PTR(-EINVAL); - - if (!(pdev->dev.of_node)) { - dev_err(&pdev->dev, "Must be instantiated using device tree\n"); - ret = -EINVAL; - goto err; - } - - ret = snd_soc_of_parse_card_name(card, "nvidia,model"); - if (ret) - goto err; - - ret = snd_soc_of_parse_audio_routing(card, "nvidia,audio-routing"); - if (ret) - goto err; - - tegra_alc5632_dai.codec_of_node = of_parse_phandle( - pdev->dev.of_node, "nvidia,audio-codec", 0); - - if (!tegra_alc5632_dai.codec_of_node) { - dev_err(&pdev->dev, - "Property 'nvidia,audio-codec' missing or invalid\n"); - ret = -EINVAL; - goto err; - } - - tegra_alc5632_dai.cpu_dai_of_node = of_parse_phandle( - pdev->dev.of_node, "nvidia,i2s-controller", 0); - if (!tegra_alc5632_dai.cpu_dai_of_node) { - dev_err(&pdev->dev, - "Property 'nvidia,i2s-controller' missing or invalid\n"); - ret = -EINVAL; - goto err; - } - - alc5632->pcm_dev = platform_device_register_simple( - "tegra-pcm-audio", -1, NULL, 0); - if (IS_ERR(alc5632->pcm_dev)) { - dev_err(&pdev->dev, - "Can't instantiate tegra-pcm-audio\n"); - ret = PTR_ERR(alc5632->pcm_dev); - goto err; - } - - ret = tegra_asoc_utils_init(&alc5632->util_data, &pdev->dev); - if (ret) - goto err_unregister; - - ret = snd_soc_register_card(card); - if (ret) { - dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", - ret); - goto err_fini_utils; - } - - return 0; - -err_fini_utils: - tegra_asoc_utils_fini(&alc5632->util_data); -err_unregister: - if (!IS_ERR(alc5632->pcm_dev)) - platform_device_unregister(alc5632->pcm_dev); -err: - return ret; -} - -static int __devexit tegra_alc5632_remove(struct platform_device *pdev) -{ - struct snd_soc_card *card = platform_get_drvdata(pdev); - struct tegra_alc5632 *machine = snd_soc_card_get_drvdata(card); - - if (machine->gpio_requested & GPIO_HP_DET) - snd_soc_jack_free_gpios(&tegra_alc5632_hs_jack, - 1, - &tegra_alc5632_hp_jack_gpio); - machine->gpio_requested = 0; - - snd_soc_unregister_card(card); - - tegra_asoc_utils_fini(&machine->util_data); - if (!IS_ERR(machine->pcm_dev)) - platform_device_unregister(machine->pcm_dev); - - return 0; -} - -static const struct of_device_id tegra_alc5632_of_match[] __devinitconst = { - { .compatible = "nvidia,tegra-audio-alc5632", }, - {}, -}; - -static struct platform_driver tegra_alc5632_driver = { - .driver = { - .name = DRV_NAME, - .owner = THIS_MODULE, - .pm = &snd_soc_pm_ops, - .of_match_table = tegra_alc5632_of_match, - }, - .probe = tegra_alc5632_probe, - .remove = __devexit_p(tegra_alc5632_remove), -}; -module_platform_driver(tegra_alc5632_driver); - -MODULE_AUTHOR("Leon Romanovsky <leon@leon.nu>"); -MODULE_DESCRIPTION("Tegra+ALC5632 machine ASoC driver"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:" DRV_NAME); -MODULE_DEVICE_TABLE(of, tegra_alc5632_of_match); |