diff options
author | Arnd Bergmann <arnd@arndb.de> | 2022-09-29 17:27:43 +0300 |
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committer | Arnd Bergmann <arnd@arndb.de> | 2023-02-01 19:23:38 +0300 |
commit | b401d1fd805379344750dffb0e3938676a047a2a (patch) | |
tree | 4b051fbc434ab4f552bfa52d3c275a3a9c73e059 /sound/soc/pxa/tosa.c | |
parent | 7aeffbf2ddec5ef0f8b8690bd392e5dabbfed820 (diff) | |
download | linux-b401d1fd805379344750dffb0e3938676a047a2a.tar.xz |
ASoC: pxa: remove unused board support
Most PXA/MMP boards were removed, so the board specific ASoC
support is no longer needed, leaving only support for DT
based ones, as well as the "gumstix" and "spitz" machines
that may get converted to DT later.
Cc: Ian Molton <spyro@f2s.com>
Cc: Ken McGuire <kenm@desertweyr.com>
Cc: Marek Vasut <marek.vasut@gmail.com>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Liam Girdwood <lgirdwood@gmail.com>
Cc: Mark Brown <broonie@kernel.org>
Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Takashi Iwai <tiwai@suse.com>
Cc: alsa-devel@alsa-project.org
Acked-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'sound/soc/pxa/tosa.c')
-rw-r--r-- | sound/soc/pxa/tosa.c | 255 |
1 files changed, 0 insertions, 255 deletions
diff --git a/sound/soc/pxa/tosa.c b/sound/soc/pxa/tosa.c deleted file mode 100644 index 30f83cab0c32..000000000000 --- a/sound/soc/pxa/tosa.c +++ /dev/null @@ -1,255 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * tosa.c -- SoC audio for Tosa - * - * Copyright 2005 Wolfson Microelectronics PLC. - * Copyright 2005 Openedhand Ltd. - * - * Authors: Liam Girdwood <lrg@slimlogic.co.uk> - * Richard Purdie <richard@openedhand.com> - * - * GPIO's - * 1 - Jack Insertion - * 5 - Hookswitch (headset answer/hang up switch) - */ - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/device.h> -#include <linux/gpio/consumer.h> - -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/soc.h> - -#include <asm/mach-types.h> -#include <linux/platform_data/asoc-pxa.h> - -#define TOSA_HP 0 -#define TOSA_MIC_INT 1 -#define TOSA_HEADSET 2 -#define TOSA_HP_OFF 3 -#define TOSA_SPK_ON 0 -#define TOSA_SPK_OFF 1 - -static struct gpio_desc *tosa_mute; -static int tosa_jack_func; -static int tosa_spk_func; - -static void tosa_ext_control(struct snd_soc_dapm_context *dapm) -{ - - snd_soc_dapm_mutex_lock(dapm); - - /* set up jack connection */ - switch (tosa_jack_func) { - case TOSA_HP: - snd_soc_dapm_disable_pin_unlocked(dapm, "Mic (Internal)"); - snd_soc_dapm_enable_pin_unlocked(dapm, "Headphone Jack"); - snd_soc_dapm_disable_pin_unlocked(dapm, "Headset Jack"); - break; - case TOSA_MIC_INT: - snd_soc_dapm_enable_pin_unlocked(dapm, "Mic (Internal)"); - snd_soc_dapm_disable_pin_unlocked(dapm, "Headphone Jack"); - snd_soc_dapm_disable_pin_unlocked(dapm, "Headset Jack"); - break; - case TOSA_HEADSET: - snd_soc_dapm_disable_pin_unlocked(dapm, "Mic (Internal)"); - snd_soc_dapm_disable_pin_unlocked(dapm, "Headphone Jack"); - snd_soc_dapm_enable_pin_unlocked(dapm, "Headset Jack"); - break; - } - - if (tosa_spk_func == TOSA_SPK_ON) - snd_soc_dapm_enable_pin_unlocked(dapm, "Speaker"); - else - snd_soc_dapm_disable_pin_unlocked(dapm, "Speaker"); - - snd_soc_dapm_sync_unlocked(dapm); - - snd_soc_dapm_mutex_unlock(dapm); -} - -static int tosa_startup(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); - - /* check the jack status at stream startup */ - tosa_ext_control(&rtd->card->dapm); - - return 0; -} - -static const struct snd_soc_ops tosa_ops = { - .startup = tosa_startup, -}; - -static int tosa_get_jack(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - ucontrol->value.enumerated.item[0] = tosa_jack_func; - return 0; -} - -static int tosa_set_jack(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_card *card = snd_kcontrol_chip(kcontrol); - - if (tosa_jack_func == ucontrol->value.enumerated.item[0]) - return 0; - - tosa_jack_func = ucontrol->value.enumerated.item[0]; - tosa_ext_control(&card->dapm); - return 1; -} - -static int tosa_get_spk(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - ucontrol->value.enumerated.item[0] = tosa_spk_func; - return 0; -} - -static int tosa_set_spk(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_card *card = snd_kcontrol_chip(kcontrol); - - if (tosa_spk_func == ucontrol->value.enumerated.item[0]) - return 0; - - tosa_spk_func = ucontrol->value.enumerated.item[0]; - tosa_ext_control(&card->dapm); - return 1; -} - -/* tosa dapm event handlers */ -static int tosa_hp_event(struct snd_soc_dapm_widget *w, - struct snd_kcontrol *k, int event) -{ - gpiod_set_value(tosa_mute, SND_SOC_DAPM_EVENT_ON(event) ? 1 : 0); - return 0; -} - -/* tosa machine dapm widgets */ -static const struct snd_soc_dapm_widget tosa_dapm_widgets[] = { -SND_SOC_DAPM_HP("Headphone Jack", tosa_hp_event), -SND_SOC_DAPM_HP("Headset Jack", NULL), -SND_SOC_DAPM_MIC("Mic (Internal)", NULL), -SND_SOC_DAPM_SPK("Speaker", NULL), -}; - -/* tosa audio map */ -static const struct snd_soc_dapm_route audio_map[] = { - - /* headphone connected to HPOUTL, HPOUTR */ - {"Headphone Jack", NULL, "HPOUTL"}, - {"Headphone Jack", NULL, "HPOUTR"}, - - /* ext speaker connected to LOUT2, ROUT2 */ - {"Speaker", NULL, "LOUT2"}, - {"Speaker", NULL, "ROUT2"}, - - /* internal mic is connected to mic1, mic2 differential - with bias */ - {"MIC1", NULL, "Mic Bias"}, - {"MIC2", NULL, "Mic Bias"}, - {"Mic Bias", NULL, "Mic (Internal)"}, - - /* headset is connected to HPOUTR, and LINEINR with bias */ - {"Headset Jack", NULL, "HPOUTR"}, - {"LINEINR", NULL, "Mic Bias"}, - {"Mic Bias", NULL, "Headset Jack"}, -}; - -static const char * const jack_function[] = {"Headphone", "Mic", "Line", - "Headset", "Off"}; -static const char * const spk_function[] = {"On", "Off"}; -static const struct soc_enum tosa_enum[] = { - SOC_ENUM_SINGLE_EXT(5, jack_function), - SOC_ENUM_SINGLE_EXT(2, spk_function), -}; - -static const struct snd_kcontrol_new tosa_controls[] = { - SOC_ENUM_EXT("Jack Function", tosa_enum[0], tosa_get_jack, - tosa_set_jack), - SOC_ENUM_EXT("Speaker Function", tosa_enum[1], tosa_get_spk, - tosa_set_spk), -}; - -SND_SOC_DAILINK_DEFS(ac97, - DAILINK_COMP_ARRAY(COMP_CPU("pxa2xx-ac97")), - DAILINK_COMP_ARRAY(COMP_CODEC("wm9712-codec", "wm9712-hifi")), - DAILINK_COMP_ARRAY(COMP_PLATFORM("pxa-pcm-audio"))); - -SND_SOC_DAILINK_DEFS(ac97_aux, - DAILINK_COMP_ARRAY(COMP_CPU("pxa2xx-ac97-aux")), - DAILINK_COMP_ARRAY(COMP_CODEC("wm9712-codec", "wm9712-aux")), - DAILINK_COMP_ARRAY(COMP_PLATFORM("pxa-pcm-audio"))); - -static struct snd_soc_dai_link tosa_dai[] = { -{ - .name = "AC97", - .stream_name = "AC97 HiFi", - .ops = &tosa_ops, - SND_SOC_DAILINK_REG(ac97), -}, -{ - .name = "AC97 Aux", - .stream_name = "AC97 Aux", - .ops = &tosa_ops, - SND_SOC_DAILINK_REG(ac97_aux), -}, -}; - -static struct snd_soc_card tosa = { - .name = "Tosa", - .owner = THIS_MODULE, - .dai_link = tosa_dai, - .num_links = ARRAY_SIZE(tosa_dai), - - .controls = tosa_controls, - .num_controls = ARRAY_SIZE(tosa_controls), - .dapm_widgets = tosa_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(tosa_dapm_widgets), - .dapm_routes = audio_map, - .num_dapm_routes = ARRAY_SIZE(audio_map), - .fully_routed = true, -}; - -static int tosa_probe(struct platform_device *pdev) -{ - struct snd_soc_card *card = ⤩ - int ret; - - tosa_mute = devm_gpiod_get(&pdev->dev, NULL, GPIOD_OUT_LOW); - if (IS_ERR(tosa_mute)) - return dev_err_probe(&pdev->dev, PTR_ERR(tosa_mute), - "failed to get L_MUTE GPIO\n"); - gpiod_set_consumer_name(tosa_mute, "Headphone Jack"); - - card->dev = &pdev->dev; - - ret = devm_snd_soc_register_card(&pdev->dev, card); - if (ret) { - dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", - ret); - } - return ret; -} - -static struct platform_driver tosa_driver = { - .driver = { - .name = "tosa-audio", - .pm = &snd_soc_pm_ops, - }, - .probe = tosa_probe, -}; - -module_platform_driver(tosa_driver); - -/* Module information */ -MODULE_AUTHOR("Richard Purdie"); -MODULE_DESCRIPTION("ALSA SoC Tosa"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:tosa-audio"); |