diff options
Diffstat (limited to 'sound/soc/omap/rx51.c')
| -rw-r--r-- | sound/soc/omap/rx51.c | 493 |
1 files changed, 0 insertions, 493 deletions
diff --git a/sound/soc/omap/rx51.c b/sound/soc/omap/rx51.c deleted file mode 100644 index 57448bd5ad77..000000000000 --- a/sound/soc/omap/rx51.c +++ /dev/null @@ -1,493 +0,0 @@ -/* - * rx51.c -- SoC audio for Nokia RX-51 - * - * Copyright (C) 2008 - 2009 Nokia Corporation - * - * Contact: Peter Ujfalusi <peter.ujfalusi@ti.com> - * Eduardo Valentin <eduardo.valentin@nokia.com> - * Jarkko Nikula <jarkko.nikula@bitmer.com> - * - * 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. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA - * - */ - -#include <linux/delay.h> -#include <linux/gpio.h> -#include <linux/platform_device.h> -#include <linux/gpio/consumer.h> -#include <linux/module.h> -#include <sound/core.h> -#include <sound/jack.h> -#include <sound/pcm.h> -#include <sound/soc.h> -#include <linux/platform_data/asoc-ti-mcbsp.h> - -#include <asm/mach-types.h> - -#include "omap-mcbsp.h" - -enum { - RX51_JACK_DISABLED, - RX51_JACK_TVOUT, /* tv-out with stereo output */ - RX51_JACK_HP, /* headphone: stereo output, no mic */ - RX51_JACK_HS, /* headset: stereo output with mic */ -}; - -struct rx51_audio_pdata { - struct gpio_desc *tvout_selection_gpio; - struct gpio_desc *jack_detection_gpio; - struct gpio_desc *eci_sw_gpio; - struct gpio_desc *speaker_amp_gpio; -}; - -static int rx51_spk_func; -static int rx51_dmic_func; -static int rx51_jack_func; - -static void rx51_ext_control(struct snd_soc_dapm_context *dapm) -{ - struct snd_soc_card *card = dapm->card; - struct rx51_audio_pdata *pdata = snd_soc_card_get_drvdata(card); - int hp = 0, hs = 0, tvout = 0; - - switch (rx51_jack_func) { - case RX51_JACK_TVOUT: - tvout = 1; - hp = 1; - break; - case RX51_JACK_HS: - hs = 1; - case RX51_JACK_HP: - hp = 1; - break; - } - - snd_soc_dapm_mutex_lock(dapm); - - if (rx51_spk_func) - snd_soc_dapm_enable_pin_unlocked(dapm, "Ext Spk"); - else - snd_soc_dapm_disable_pin_unlocked(dapm, "Ext Spk"); - if (rx51_dmic_func) - snd_soc_dapm_enable_pin_unlocked(dapm, "DMic"); - else - snd_soc_dapm_disable_pin_unlocked(dapm, "DMic"); - if (hp) - snd_soc_dapm_enable_pin_unlocked(dapm, "Headphone Jack"); - else - snd_soc_dapm_disable_pin_unlocked(dapm, "Headphone Jack"); - if (hs) - snd_soc_dapm_enable_pin_unlocked(dapm, "HS Mic"); - else - snd_soc_dapm_disable_pin_unlocked(dapm, "HS Mic"); - - gpiod_set_value(pdata->tvout_selection_gpio, tvout); - - snd_soc_dapm_sync_unlocked(dapm); - - snd_soc_dapm_mutex_unlock(dapm); -} - -static int rx51_startup(struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_card *card = rtd->card; - - snd_pcm_hw_constraint_single(runtime, SNDRV_PCM_HW_PARAM_CHANNELS, 2); - rx51_ext_control(&card->dapm); - - return 0; -} - -static int rx51_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; - - /* Set the codec system clock for DAC and ADC */ - return snd_soc_dai_set_sysclk(codec_dai, 0, 19200000, - SND_SOC_CLOCK_IN); -} - -static const struct snd_soc_ops rx51_ops = { - .startup = rx51_startup, - .hw_params = rx51_hw_params, -}; - -static int rx51_get_spk(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - ucontrol->value.enumerated.item[0] = rx51_spk_func; - - return 0; -} - -static int rx51_set_spk(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_card *card = snd_kcontrol_chip(kcontrol); - - if (rx51_spk_func == ucontrol->value.enumerated.item[0]) - return 0; - - rx51_spk_func = ucontrol->value.enumerated.item[0]; - rx51_ext_control(&card->dapm); - - return 1; -} - -static int rx51_spk_event(struct snd_soc_dapm_widget *w, - struct snd_kcontrol *k, int event) -{ - struct snd_soc_dapm_context *dapm = w->dapm; - struct snd_soc_card *card = dapm->card; - struct rx51_audio_pdata *pdata = snd_soc_card_get_drvdata(card); - - gpiod_set_raw_value_cansleep(pdata->speaker_amp_gpio, - !!SND_SOC_DAPM_EVENT_ON(event)); - - return 0; -} - -static int rx51_get_input(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - ucontrol->value.enumerated.item[0] = rx51_dmic_func; - - return 0; -} - -static int rx51_set_input(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_card *card = snd_kcontrol_chip(kcontrol); - - if (rx51_dmic_func == ucontrol->value.enumerated.item[0]) - return 0; - - rx51_dmic_func = ucontrol->value.enumerated.item[0]; - rx51_ext_control(&card->dapm); - - return 1; -} - -static int rx51_get_jack(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - ucontrol->value.enumerated.item[0] = rx51_jack_func; - - return 0; -} - -static int rx51_set_jack(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_card *card = snd_kcontrol_chip(kcontrol); - - if (rx51_jack_func == ucontrol->value.enumerated.item[0]) - return 0; - - rx51_jack_func = ucontrol->value.enumerated.item[0]; - rx51_ext_control(&card->dapm); - - return 1; -} - -static struct snd_soc_jack rx51_av_jack; - -static struct snd_soc_jack_gpio rx51_av_jack_gpios[] = { - { - .name = "avdet-gpio", - .report = SND_JACK_HEADSET, - .invert = 1, - .debounce_time = 200, - }, -}; - -static const struct snd_soc_dapm_widget aic34_dapm_widgets[] = { - SND_SOC_DAPM_SPK("Ext Spk", rx51_spk_event), - SND_SOC_DAPM_MIC("DMic", NULL), - SND_SOC_DAPM_HP("Headphone Jack", NULL), - SND_SOC_DAPM_MIC("HS Mic", NULL), - SND_SOC_DAPM_LINE("FM Transmitter", NULL), - SND_SOC_DAPM_SPK("Earphone", NULL), -}; - -static const struct snd_soc_dapm_route audio_map[] = { - {"Ext Spk", NULL, "HPLOUT"}, - {"Ext Spk", NULL, "HPROUT"}, - {"Ext Spk", NULL, "HPLCOM"}, - {"Ext Spk", NULL, "HPRCOM"}, - {"FM Transmitter", NULL, "LLOUT"}, - {"FM Transmitter", NULL, "RLOUT"}, - - {"Headphone Jack", NULL, "TPA6130A2 HPLEFT"}, - {"Headphone Jack", NULL, "TPA6130A2 HPRIGHT"}, - {"TPA6130A2 LEFTIN", NULL, "LLOUT"}, - {"TPA6130A2 RIGHTIN", NULL, "RLOUT"}, - - {"DMic Rate 64", NULL, "DMic"}, - {"DMic", NULL, "Mic Bias"}, - - {"b LINE2R", NULL, "MONO_LOUT"}, - {"Earphone", NULL, "b HPLOUT"}, - - {"LINE1L", NULL, "HS Mic"}, - {"HS Mic", NULL, "b Mic Bias"}, -}; - -static const char * const spk_function[] = {"Off", "On"}; -static const char * const input_function[] = {"ADC", "Digital Mic"}; -static const char * const jack_function[] = { - "Off", "TV-OUT", "Headphone", "Headset" -}; - -static const struct soc_enum rx51_enum[] = { - SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(spk_function), spk_function), - SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(input_function), input_function), - SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(jack_function), jack_function), -}; - -static const struct snd_kcontrol_new aic34_rx51_controls[] = { - SOC_ENUM_EXT("Speaker Function", rx51_enum[0], - rx51_get_spk, rx51_set_spk), - SOC_ENUM_EXT("Input Select", rx51_enum[1], - rx51_get_input, rx51_set_input), - SOC_ENUM_EXT("Jack Function", rx51_enum[2], - rx51_get_jack, rx51_set_jack), - SOC_DAPM_PIN_SWITCH("FM Transmitter"), - SOC_DAPM_PIN_SWITCH("Earphone"), -}; - -static int rx51_aic34_init(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_card *card = rtd->card; - struct rx51_audio_pdata *pdata = snd_soc_card_get_drvdata(card); - int err; - - snd_soc_limit_volume(card, "TPA6130A2 Headphone Playback Volume", 42); - - err = omap_mcbsp_st_add_controls(rtd, 2); - if (err < 0) { - dev_err(card->dev, "Failed to add MCBSP controls\n"); - return err; - } - - /* AV jack detection */ - err = snd_soc_card_jack_new(rtd->card, "AV Jack", - SND_JACK_HEADSET | SND_JACK_VIDEOOUT, - &rx51_av_jack, NULL, 0); - if (err) { - dev_err(card->dev, "Failed to add AV Jack\n"); - return err; - } - - /* prepare gpio for snd_soc_jack_add_gpios */ - rx51_av_jack_gpios[0].gpio = desc_to_gpio(pdata->jack_detection_gpio); - devm_gpiod_put(card->dev, pdata->jack_detection_gpio); - - err = snd_soc_jack_add_gpios(&rx51_av_jack, - ARRAY_SIZE(rx51_av_jack_gpios), - rx51_av_jack_gpios); - if (err) { - dev_err(card->dev, "Failed to add GPIOs\n"); - return err; - } - - return err; -} - -/* Digital audio interface glue - connects codec <--> CPU */ -static struct snd_soc_dai_link rx51_dai[] = { - { - .name = "TLV320AIC34", - .stream_name = "AIC34", - .cpu_dai_name = "omap-mcbsp.2", - .codec_dai_name = "tlv320aic3x-hifi", - .platform_name = "omap-mcbsp.2", - .codec_name = "tlv320aic3x-codec.2-0018", - .dai_fmt = SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_IB_NF | - SND_SOC_DAIFMT_CBM_CFM, - .init = rx51_aic34_init, - .ops = &rx51_ops, - }, -}; - -static struct snd_soc_aux_dev rx51_aux_dev[] = { - { - .name = "TLV320AIC34b", - .codec_name = "tlv320aic3x-codec.2-0019", - }, - { - .name = "TPA61320A2", - .codec_name = "tpa6130a2.2-0060", - }, -}; - -static struct snd_soc_codec_conf rx51_codec_conf[] = { - { - .dev_name = "tlv320aic3x-codec.2-0019", - .name_prefix = "b", - }, - { - .dev_name = "tpa6130a2.2-0060", - .name_prefix = "TPA6130A2", - }, -}; - -/* Audio card */ -static struct snd_soc_card rx51_sound_card = { - .name = "RX-51", - .owner = THIS_MODULE, - .dai_link = rx51_dai, - .num_links = ARRAY_SIZE(rx51_dai), - .aux_dev = rx51_aux_dev, - .num_aux_devs = ARRAY_SIZE(rx51_aux_dev), - .codec_conf = rx51_codec_conf, - .num_configs = ARRAY_SIZE(rx51_codec_conf), - .fully_routed = true, - - .controls = aic34_rx51_controls, - .num_controls = ARRAY_SIZE(aic34_rx51_controls), - .dapm_widgets = aic34_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(aic34_dapm_widgets), - .dapm_routes = audio_map, - .num_dapm_routes = ARRAY_SIZE(audio_map), -}; - -static int rx51_soc_probe(struct platform_device *pdev) -{ - struct rx51_audio_pdata *pdata; - struct device_node *np = pdev->dev.of_node; - struct snd_soc_card *card = &rx51_sound_card; - int err; - - if (!machine_is_nokia_rx51() && !of_machine_is_compatible("nokia,omap3-n900")) - return -ENODEV; - - card->dev = &pdev->dev; - - if (np) { - struct device_node *dai_node; - - dai_node = of_parse_phandle(np, "nokia,cpu-dai", 0); - if (!dai_node) { - dev_err(&pdev->dev, "McBSP node is not provided\n"); - return -EINVAL; - } - rx51_dai[0].cpu_dai_name = NULL; - rx51_dai[0].platform_name = NULL; - rx51_dai[0].cpu_of_node = dai_node; - rx51_dai[0].platform_of_node = dai_node; - - dai_node = of_parse_phandle(np, "nokia,audio-codec", 0); - if (!dai_node) { - dev_err(&pdev->dev, "Codec node is not provided\n"); - return -EINVAL; - } - rx51_dai[0].codec_name = NULL; - rx51_dai[0].codec_of_node = dai_node; - - dai_node = of_parse_phandle(np, "nokia,audio-codec", 1); - if (!dai_node) { - dev_err(&pdev->dev, "Auxiliary Codec node is not provided\n"); - return -EINVAL; - } - rx51_aux_dev[0].codec_name = NULL; - rx51_aux_dev[0].codec_of_node = dai_node; - rx51_codec_conf[0].dev_name = NULL; - rx51_codec_conf[0].of_node = dai_node; - - dai_node = of_parse_phandle(np, "nokia,headphone-amplifier", 0); - if (!dai_node) { - dev_err(&pdev->dev, "Headphone amplifier node is not provided\n"); - return -EINVAL; - } - rx51_aux_dev[1].codec_name = NULL; - rx51_aux_dev[1].codec_of_node = dai_node; - rx51_codec_conf[1].dev_name = NULL; - rx51_codec_conf[1].of_node = dai_node; - } - - pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); - if (pdata == NULL) - return -ENOMEM; - - snd_soc_card_set_drvdata(card, pdata); - - pdata->tvout_selection_gpio = devm_gpiod_get(card->dev, - "tvout-selection", - GPIOD_OUT_LOW); - if (IS_ERR(pdata->tvout_selection_gpio)) { - dev_err(card->dev, "could not get tvout selection gpio\n"); - return PTR_ERR(pdata->tvout_selection_gpio); - } - - pdata->jack_detection_gpio = devm_gpiod_get(card->dev, - "jack-detection", - GPIOD_ASIS); - if (IS_ERR(pdata->jack_detection_gpio)) { - dev_err(card->dev, "could not get jack detection gpio\n"); - return PTR_ERR(pdata->jack_detection_gpio); - } - - pdata->eci_sw_gpio = devm_gpiod_get(card->dev, "eci-switch", - GPIOD_OUT_HIGH); - if (IS_ERR(pdata->eci_sw_gpio)) { - dev_err(card->dev, "could not get eci switch gpio\n"); - return PTR_ERR(pdata->eci_sw_gpio); - } - - pdata->speaker_amp_gpio = devm_gpiod_get(card->dev, - "speaker-amplifier", - GPIOD_OUT_LOW); - if (IS_ERR(pdata->speaker_amp_gpio)) { - dev_err(card->dev, "could not get speaker enable gpio\n"); - return PTR_ERR(pdata->speaker_amp_gpio); - } - - err = devm_snd_soc_register_card(card->dev, card); - if (err) { - dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", err); - return err; - } - - return 0; -} - -#if defined(CONFIG_OF) -static const struct of_device_id rx51_audio_of_match[] = { - { .compatible = "nokia,n900-audio", }, - {}, -}; -MODULE_DEVICE_TABLE(of, rx51_audio_of_match); -#endif - -static struct platform_driver rx51_soc_driver = { - .driver = { - .name = "rx51-audio", - .of_match_table = of_match_ptr(rx51_audio_of_match), - }, - .probe = rx51_soc_probe, -}; - -module_platform_driver(rx51_soc_driver); - -MODULE_AUTHOR("Nokia Corporation"); -MODULE_DESCRIPTION("ALSA SoC Nokia RX-51"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:rx51-audio"); |