diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/soc/pxa/e740_wm9705.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/pxa/e740_wm9705.c | 192 |
1 files changed, 0 insertions, 192 deletions
diff --git a/ANDROID_3.4.5/sound/soc/pxa/e740_wm9705.c b/ANDROID_3.4.5/sound/soc/pxa/e740_wm9705.c deleted file mode 100644 index 7b1bc239..00000000 --- a/ANDROID_3.4.5/sound/soc/pxa/e740_wm9705.c +++ /dev/null @@ -1,192 +0,0 @@ -/* - * e740-wm9705.c -- SoC audio for e740 - * - * Copyright 2007 (c) Ian Molton <spyro@f2s.com> - * - * 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; version 2 ONLY. - * - */ - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/gpio.h> - -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/soc.h> - -#include <mach/audio.h> -#include <mach/eseries-gpio.h> - -#include <asm/mach-types.h> - -#include "../codecs/wm9705.h" -#include "pxa2xx-ac97.h" - - -#define E740_AUDIO_OUT 1 -#define E740_AUDIO_IN 2 - -static int e740_audio_power; - -static void e740_sync_audio_power(int status) -{ - gpio_set_value(GPIO_E740_WM9705_nAVDD2, !status); - gpio_set_value(GPIO_E740_AMP_ON, (status & E740_AUDIO_OUT) ? 1 : 0); - gpio_set_value(GPIO_E740_MIC_ON, (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)"}, -}; - -static int e740_ac97_init(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_codec *codec = rtd->codec; - struct snd_soc_dapm_context *dapm = &codec->dapm; - - snd_soc_dapm_nc_pin(dapm, "HPOUTL"); - snd_soc_dapm_nc_pin(dapm, "HPOUTR"); - snd_soc_dapm_nc_pin(dapm, "PHONE"); - snd_soc_dapm_nc_pin(dapm, "LINEINL"); - snd_soc_dapm_nc_pin(dapm, "LINEINR"); - snd_soc_dapm_nc_pin(dapm, "CDINL"); - snd_soc_dapm_nc_pin(dapm, "CDINR"); - snd_soc_dapm_nc_pin(dapm, "PCBEEP"); - snd_soc_dapm_nc_pin(dapm, "MIC2"); - - snd_soc_dapm_new_controls(dapm, e740_dapm_widgets, - ARRAY_SIZE(e740_dapm_widgets)); - - snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map)); - - return 0; -} - -static struct snd_soc_dai_link e740_dai[] = { - { - .name = "AC97", - .stream_name = "AC97 HiFi", - .cpu_dai_name = "pxa2xx-ac97", - .codec_dai_name = "wm9705-hifi", - .platform_name = "pxa-pcm-audio", - .codec_name = "wm9705-codec", - .init = e740_ac97_init, - }, - { - .name = "AC97 Aux", - .stream_name = "AC97 Aux", - .cpu_dai_name = "pxa2xx-ac97-aux", - .codec_dai_name = "wm9705-aux", - .platform_name = "pxa-pcm-audio", - .codec_name = "wm9705-codec", - }, -}; - -static struct snd_soc_card e740 = { - .name = "Toshiba e740", - .owner = THIS_MODULE, - .dai_link = e740_dai, - .num_links = ARRAY_SIZE(e740_dai), -}; - -static struct gpio e740_audio_gpios[] = { - { GPIO_E740_MIC_ON, GPIOF_OUT_INIT_LOW, "Mic amp" }, - { GPIO_E740_AMP_ON, GPIOF_OUT_INIT_LOW, "Output amp" }, - { GPIO_E740_WM9705_nAVDD2, GPIOF_OUT_INIT_HIGH, "Audio power" }, -}; - -static int __devinit e740_probe(struct platform_device *pdev) -{ - struct snd_soc_card *card = &e740; - int ret; - - ret = gpio_request_array(e740_audio_gpios, - ARRAY_SIZE(e740_audio_gpios)); - if (ret) - return ret; - - card->dev = &pdev->dev; - - ret = snd_soc_register_card(card); - if (ret) { - dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", - ret); - gpio_free_array(e740_audio_gpios, ARRAY_SIZE(e740_audio_gpios)); - } - return ret; -} - -static int __devexit e740_remove(struct platform_device *pdev) -{ - struct snd_soc_card *card = platform_get_drvdata(pdev); - - gpio_free_array(e740_audio_gpios, ARRAY_SIZE(e740_audio_gpios)); - snd_soc_unregister_card(card); - return 0; -} - -static struct platform_driver e740_driver = { - .driver = { - .name = "e740-audio", - .owner = THIS_MODULE, - }, - .probe = e740_probe, - .remove = __devexit_p(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"); |