diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/soc/samsung/tobermory.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/samsung/tobermory.c | 258 |
1 files changed, 0 insertions, 258 deletions
diff --git a/ANDROID_3.4.5/sound/soc/samsung/tobermory.c b/ANDROID_3.4.5/sound/soc/samsung/tobermory.c deleted file mode 100644 index 9199649b..00000000 --- a/ANDROID_3.4.5/sound/soc/samsung/tobermory.c +++ /dev/null @@ -1,258 +0,0 @@ -/* - * Tobermory audio support - * - * Copyright 2011 Wolfson Microelectronics - * - * 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; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <sound/soc.h> -#include <sound/soc-dapm.h> -#include <sound/jack.h> -#include <linux/gpio.h> -#include <linux/module.h> - -#include "../codecs/wm8962.h" - -static int sample_rate = 44100; - -static int tobermory_set_bias_level(struct snd_soc_card *card, - struct snd_soc_dapm_context *dapm, - enum snd_soc_bias_level level) -{ - struct snd_soc_dai *codec_dai = card->rtd[0].codec_dai; - int ret; - - if (dapm->dev != codec_dai->dev) - return 0; - - switch (level) { - case SND_SOC_BIAS_PREPARE: - if (dapm->bias_level == SND_SOC_BIAS_STANDBY) { - ret = snd_soc_dai_set_pll(codec_dai, WM8962_FLL, - WM8962_FLL_MCLK, 32768, - sample_rate * 512); - if (ret < 0) - pr_err("Failed to start FLL: %d\n", ret); - - ret = snd_soc_dai_set_sysclk(codec_dai, - WM8962_SYSCLK_FLL, - sample_rate * 512, - SND_SOC_CLOCK_IN); - if (ret < 0) { - pr_err("Failed to set SYSCLK: %d\n", ret); - return ret; - } - } - break; - - default: - break; - } - - return 0; -} - -static int tobermory_set_bias_level_post(struct snd_soc_card *card, - struct snd_soc_dapm_context *dapm, - enum snd_soc_bias_level level) -{ - struct snd_soc_dai *codec_dai = card->rtd[0].codec_dai; - int ret; - - if (dapm->dev != codec_dai->dev) - return 0; - - switch (level) { - case SND_SOC_BIAS_STANDBY: - ret = snd_soc_dai_set_sysclk(codec_dai, WM8962_SYSCLK_MCLK, - 32768, SND_SOC_CLOCK_IN); - if (ret < 0) { - pr_err("Failed to switch away from FLL: %d\n", ret); - return ret; - } - - ret = snd_soc_dai_set_pll(codec_dai, WM8962_FLL, - 0, 0, 0); - if (ret < 0) { - pr_err("Failed to stop FLL: %d\n", ret); - return ret; - } - break; - - default: - break; - } - - dapm->bias_level = level; - - return 0; -} - -static int tobermory_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params) -{ - sample_rate = params_rate(params); - - return 0; -} - -static struct snd_soc_ops tobermory_ops = { - .hw_params = tobermory_hw_params, -}; - -static struct snd_soc_dai_link tobermory_dai[] = { - { - .name = "CPU", - .stream_name = "CPU", - .cpu_dai_name = "samsung-i2s.0", - .codec_dai_name = "wm8962", - .platform_name = "samsung-audio", - .codec_name = "wm8962.1-001a", - .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF - | SND_SOC_DAIFMT_CBM_CFM, - .ops = &tobermory_ops, - }, -}; - -static const struct snd_kcontrol_new controls[] = { - SOC_DAPM_PIN_SWITCH("Main Speaker"), - SOC_DAPM_PIN_SWITCH("DMIC"), -}; - -static struct snd_soc_dapm_widget widgets[] = { - SND_SOC_DAPM_HP("Headphone", NULL), - SND_SOC_DAPM_MIC("Headset Mic", NULL), - - SND_SOC_DAPM_MIC("DMIC", NULL), - SND_SOC_DAPM_MIC("AMIC", NULL), - - SND_SOC_DAPM_SPK("Main Speaker", NULL), -}; - -static struct snd_soc_dapm_route audio_paths[] = { - { "Headphone", NULL, "HPOUTL" }, - { "Headphone", NULL, "HPOUTR" }, - - { "Main Speaker", NULL, "SPKOUTL" }, - { "Main Speaker", NULL, "SPKOUTR" }, - - { "Headset Mic", NULL, "MICBIAS" }, - { "IN4L", NULL, "Headset Mic" }, - { "IN4R", NULL, "Headset Mic" }, - - { "AMIC", NULL, "MICBIAS" }, - { "IN1L", NULL, "AMIC" }, - { "IN1R", NULL, "AMIC" }, - - { "DMIC", NULL, "MICBIAS" }, - { "DMICDAT", NULL, "DMIC" }, -}; - -static struct snd_soc_jack tobermory_headset; - -/* Headset jack detection DAPM pins */ -static struct snd_soc_jack_pin tobermory_headset_pins[] = { - { - .pin = "Headset Mic", - .mask = SND_JACK_MICROPHONE, - }, - { - .pin = "Headphone", - .mask = SND_JACK_MICROPHONE, - }, -}; - -static int tobermory_late_probe(struct snd_soc_card *card) -{ - struct snd_soc_codec *codec = card->rtd[0].codec; - struct snd_soc_dai *codec_dai = card->rtd[0].codec_dai; - int ret; - - ret = snd_soc_dai_set_sysclk(codec_dai, WM8962_SYSCLK_MCLK, - 32768, SND_SOC_CLOCK_IN); - if (ret < 0) - return ret; - - ret = snd_soc_jack_new(codec, "Headset", - SND_JACK_HEADSET | SND_JACK_BTN_0, - &tobermory_headset); - if (ret) - return ret; - - ret = snd_soc_jack_add_pins(&tobermory_headset, - ARRAY_SIZE(tobermory_headset_pins), - tobermory_headset_pins); - if (ret) - return ret; - - wm8962_mic_detect(codec, &tobermory_headset); - - return 0; -} - -static struct snd_soc_card tobermory = { - .name = "Tobermory", - .owner = THIS_MODULE, - .dai_link = tobermory_dai, - .num_links = ARRAY_SIZE(tobermory_dai), - - .set_bias_level = tobermory_set_bias_level, - .set_bias_level_post = tobermory_set_bias_level_post, - - .controls = controls, - .num_controls = ARRAY_SIZE(controls), - .dapm_widgets = widgets, - .num_dapm_widgets = ARRAY_SIZE(widgets), - .dapm_routes = audio_paths, - .num_dapm_routes = ARRAY_SIZE(audio_paths), - .fully_routed = true, - - .late_probe = tobermory_late_probe, -}; - -static __devinit int tobermory_probe(struct platform_device *pdev) -{ - struct snd_soc_card *card = &tobermory; - int 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); - return ret; - } - - return 0; -} - -static int __devexit tobermory_remove(struct platform_device *pdev) -{ - struct snd_soc_card *card = platform_get_drvdata(pdev); - - snd_soc_unregister_card(card); - - return 0; -} - -static struct platform_driver tobermory_driver = { - .driver = { - .name = "tobermory", - .owner = THIS_MODULE, - .pm = &snd_soc_pm_ops, - }, - .probe = tobermory_probe, - .remove = __devexit_p(tobermory_remove), -}; - -module_platform_driver(tobermory_driver); - -MODULE_DESCRIPTION("Tobermory audio support"); -MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:tobermory"); |