diff options
Diffstat (limited to 'sound/soc/pxa/e740_wm9705.c')
| -rw-r--r-- | sound/soc/pxa/e740_wm9705.c | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/sound/soc/pxa/e740_wm9705.c b/sound/soc/pxa/e740_wm9705.c deleted file mode 100644 index 4e0e9b778d4c..000000000000 --- a/sound/soc/pxa/e740_wm9705.c +++ /dev/null @@ -1,168 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * e740-wm9705.c -- SoC audio for e740 - * - * Copyright 2007 (c) Ian Molton <spyro@f2s.com> - */ - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/gpio/consumer.h> - -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/soc.h> - -#include <linux/platform_data/asoc-pxa.h> - -#include <asm/mach-types.h> - -static struct gpio_desc *gpiod_output_amp, *gpiod_input_amp; -static struct gpio_desc *gpiod_audio_power; - -#define E740_AUDIO_OUT 1 -#define E740_AUDIO_IN 2 - -static int e740_audio_power; - -static void e740_sync_audio_power(int status) -{ - gpiod_set_value(gpiod_audio_power, !status); - gpiod_set_value(gpiod_output_amp, (status & E740_AUDIO_OUT) ? 1 : 0); - gpiod_set_value(gpiod_input_amp, (status & E740_AUDIO_IN) ? 1 : 0); -} - -static int e740_mic_amp_event(struct snd_soc_dapm_widget *w, - struct snd_kcontrol *kcontrol, int event) -{ - if (event & SND_SOC_DAPM_PRE_PMU) - e740_audio_power |= E740_AUDIO_IN; - else if (event & SND_SOC_DAPM_POST_PMD) - e740_audio_power &= ~E740_AUDIO_IN; - - e740_sync_audio_power(e740_audio_power); - - return 0; -} - -static int e740_output_amp_event(struct snd_soc_dapm_widget *w, - struct snd_kcontrol *kcontrol, int event) -{ - if (event & SND_SOC_DAPM_PRE_PMU) - e740_audio_power |= E740_AUDIO_OUT; - else if (event & SND_SOC_DAPM_POST_PMD) - e740_audio_power &= ~E740_AUDIO_OUT; - - e740_sync_audio_power(e740_audio_power); - - return 0; -} - -static const struct snd_soc_dapm_widget e740_dapm_widgets[] = { - SND_SOC_DAPM_HP("Headphone Jack", NULL), - SND_SOC_DAPM_SPK("Speaker", NULL), - SND_SOC_DAPM_MIC("Mic (Internal)", NULL), - SND_SOC_DAPM_PGA_E("Output Amp", SND_SOC_NOPM, 0, 0, NULL, 0, - e740_output_amp_event, SND_SOC_DAPM_PRE_PMU | - SND_SOC_DAPM_POST_PMD), - SND_SOC_DAPM_PGA_E("Mic Amp", SND_SOC_NOPM, 0, 0, NULL, 0, - e740_mic_amp_event, SND_SOC_DAPM_PRE_PMU | - SND_SOC_DAPM_POST_PMD), -}; - -static const struct snd_soc_dapm_route audio_map[] = { - {"Output Amp", NULL, "LOUT"}, - {"Output Amp", NULL, "ROUT"}, - {"Output Amp", NULL, "MONOOUT"}, - - {"Speaker", NULL, "Output Amp"}, - {"Headphone Jack", NULL, "Output Amp"}, - - {"MIC1", NULL, "Mic Amp"}, - {"Mic Amp", NULL, "Mic (Internal)"}, -}; - -SND_SOC_DAILINK_DEFS(ac97, - DAILINK_COMP_ARRAY(COMP_CPU("pxa2xx-ac97")), - DAILINK_COMP_ARRAY(COMP_CODEC("wm9705-codec", "wm9705-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("wm9705-codec", "wm9705-aux")), - DAILINK_COMP_ARRAY(COMP_PLATFORM("pxa-pcm-audio"))); - -static struct snd_soc_dai_link e740_dai[] = { - { - .name = "AC97", - .stream_name = "AC97 HiFi", - SND_SOC_DAILINK_REG(ac97), - }, - { - .name = "AC97 Aux", - .stream_name = "AC97 Aux", - SND_SOC_DAILINK_REG(ac97_aux), - }, -}; - -static struct snd_soc_card e740 = { - .name = "Toshiba e740", - .owner = THIS_MODULE, - .dai_link = e740_dai, - .num_links = ARRAY_SIZE(e740_dai), - - .dapm_widgets = e740_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(e740_dapm_widgets), - .dapm_routes = audio_map, - .num_dapm_routes = ARRAY_SIZE(audio_map), - .fully_routed = true, -}; - -static int e740_probe(struct platform_device *pdev) -{ - struct snd_soc_card *card = &e740; - int ret; - - gpiod_input_amp = devm_gpiod_get(&pdev->dev, "Mic amp", GPIOD_OUT_LOW); - ret = PTR_ERR_OR_ZERO(gpiod_input_amp); - if (ret) - return ret; - gpiod_output_amp = devm_gpiod_get(&pdev->dev, "Output amp", GPIOD_OUT_LOW); - ret = PTR_ERR_OR_ZERO(gpiod_output_amp); - if (ret) - return ret; - gpiod_audio_power = devm_gpiod_get(&pdev->dev, "Audio power", GPIOD_OUT_HIGH); - ret = PTR_ERR_OR_ZERO(gpiod_audio_power); - if (ret) - return ret; - - 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 int e740_remove(struct platform_device *pdev) -{ - return 0; -} - -static struct platform_driver e740_driver = { - .driver = { - .name = "e740-audio", - .pm = &snd_soc_pm_ops, - }, - .probe = e740_probe, - .remove = e740_remove, -}; - -module_platform_driver(e740_driver); - -/* Module information */ -MODULE_AUTHOR("Ian Molton <spyro@f2s.com>"); -MODULE_DESCRIPTION("ALSA SoC driver for e740"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS("platform:e740-audio"); |