diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/soc/omap/omap-abe-twl6040.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/omap/omap-abe-twl6040.c | 349 |
1 files changed, 0 insertions, 349 deletions
diff --git a/ANDROID_3.4.5/sound/soc/omap/omap-abe-twl6040.c b/ANDROID_3.4.5/sound/soc/omap/omap-abe-twl6040.c deleted file mode 100644 index 93bb8eee..00000000 --- a/ANDROID_3.4.5/sound/soc/omap/omap-abe-twl6040.c +++ /dev/null @@ -1,349 +0,0 @@ -/* - * omap-abe-twl6040.c -- SoC audio for TI OMAP based boards with ABE and - * twl6040 codec - * - * Author: Misael Lopez Cruz <misael.lopez@ti.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/clk.h> -#include <linux/platform_device.h> -#include <linux/mfd/twl6040.h> -#include <linux/platform_data/omap-abe-twl6040.h> -#include <linux/module.h> - -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/soc.h> -#include <sound/jack.h> - -#include <asm/mach-types.h> -#include <plat/hardware.h> -#include <plat/mux.h> - -#include "omap-dmic.h" -#include "omap-mcpdm.h" -#include "omap-pcm.h" -#include "../codecs/twl6040.h" - -static int omap_abe_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; - struct snd_soc_codec *codec = rtd->codec; - struct snd_soc_card *card = codec->card; - struct omap_abe_twl6040_data *pdata = dev_get_platdata(card->dev); - int clk_id, freq; - int ret; - - clk_id = twl6040_get_clk_id(rtd->codec); - if (clk_id == TWL6040_SYSCLK_SEL_HPPLL) - freq = pdata->mclk_freq; - else if (clk_id == TWL6040_SYSCLK_SEL_LPPLL) - freq = 32768; - else - return -EINVAL; - - /* set the codec mclk */ - ret = snd_soc_dai_set_sysclk(codec_dai, clk_id, freq, - SND_SOC_CLOCK_IN); - if (ret) { - printk(KERN_ERR "can't set codec system clock\n"); - return ret; - } - return ret; -} - -static struct snd_soc_ops omap_abe_ops = { - .hw_params = omap_abe_hw_params, -}; - -static int omap_abe_dmic_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 *cpu_dai = rtd->cpu_dai; - int ret = 0; - - ret = snd_soc_dai_set_sysclk(cpu_dai, OMAP_DMIC_SYSCLK_PAD_CLKS, - 19200000, SND_SOC_CLOCK_IN); - if (ret < 0) { - printk(KERN_ERR "can't set DMIC cpu system clock\n"); - return ret; - } - ret = snd_soc_dai_set_sysclk(cpu_dai, OMAP_DMIC_ABE_DMIC_CLK, 2400000, - SND_SOC_CLOCK_OUT); - if (ret < 0) { - printk(KERN_ERR "can't set DMIC output clock\n"); - return ret; - } - return 0; -} - -static struct snd_soc_ops omap_abe_dmic_ops = { - .hw_params = omap_abe_dmic_hw_params, -}; - -/* Headset jack */ -static struct snd_soc_jack hs_jack; - -/*Headset jack detection DAPM pins */ -static struct snd_soc_jack_pin hs_jack_pins[] = { - { - .pin = "Headset Mic", - .mask = SND_JACK_MICROPHONE, - }, - { - .pin = "Headset Stereophone", - .mask = SND_JACK_HEADPHONE, - }, -}; - -/* SDP4430 machine DAPM */ -static const struct snd_soc_dapm_widget twl6040_dapm_widgets[] = { - /* Outputs */ - SND_SOC_DAPM_HP("Headset Stereophone", NULL), - SND_SOC_DAPM_SPK("Earphone Spk", NULL), - SND_SOC_DAPM_SPK("Ext Spk", NULL), - SND_SOC_DAPM_LINE("Line Out", NULL), - SND_SOC_DAPM_SPK("Vibrator", NULL), - - /* Inputs */ - SND_SOC_DAPM_MIC("Headset Mic", NULL), - SND_SOC_DAPM_MIC("Main Handset Mic", NULL), - SND_SOC_DAPM_MIC("Sub Handset Mic", NULL), - SND_SOC_DAPM_LINE("Line In", NULL), -}; - -static const struct snd_soc_dapm_route audio_map[] = { - /* Routings for outputs */ - {"Headset Stereophone", NULL, "HSOL"}, - {"Headset Stereophone", NULL, "HSOR"}, - - {"Earphone Spk", NULL, "EP"}, - - {"Ext Spk", NULL, "HFL"}, - {"Ext Spk", NULL, "HFR"}, - - {"Line Out", NULL, "AUXL"}, - {"Line Out", NULL, "AUXR"}, - - {"Vibrator", NULL, "VIBRAL"}, - {"Vibrator", NULL, "VIBRAR"}, - - /* Routings for inputs */ - {"HSMIC", NULL, "Headset Mic"}, - {"Headset Mic", NULL, "Headset Mic Bias"}, - - {"MAINMIC", NULL, "Main Handset Mic"}, - {"Main Handset Mic", NULL, "Main Mic Bias"}, - - {"SUBMIC", NULL, "Sub Handset Mic"}, - {"Sub Handset Mic", NULL, "Main Mic Bias"}, - - {"AFML", NULL, "Line In"}, - {"AFMR", NULL, "Line In"}, -}; - -static inline void twl6040_disconnect_pin(struct snd_soc_dapm_context *dapm, - int connected, char *pin) -{ - if (!connected) - snd_soc_dapm_disable_pin(dapm, pin); -} - -static int omap_abe_twl6040_init(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_codec *codec = rtd->codec; - struct snd_soc_card *card = codec->card; - struct snd_soc_dapm_context *dapm = &codec->dapm; - struct omap_abe_twl6040_data *pdata = dev_get_platdata(card->dev); - int hs_trim; - int ret = 0; - - /* Disable not connected paths if not used */ - twl6040_disconnect_pin(dapm, pdata->has_hs, "Headset Stereophone"); - twl6040_disconnect_pin(dapm, pdata->has_hf, "Ext Spk"); - twl6040_disconnect_pin(dapm, pdata->has_ep, "Earphone Spk"); - twl6040_disconnect_pin(dapm, pdata->has_aux, "Line Out"); - twl6040_disconnect_pin(dapm, pdata->has_vibra, "Vinrator"); - twl6040_disconnect_pin(dapm, pdata->has_hsmic, "Headset Mic"); - twl6040_disconnect_pin(dapm, pdata->has_mainmic, "Main Handset Mic"); - twl6040_disconnect_pin(dapm, pdata->has_submic, "Sub Handset Mic"); - twl6040_disconnect_pin(dapm, pdata->has_afm, "Line In"); - - /* - * Configure McPDM offset cancellation based on the HSOTRIM value from - * twl6040. - */ - hs_trim = twl6040_get_trim_value(codec, TWL6040_TRIM_HSOTRIM); - omap_mcpdm_configure_dn_offsets(rtd, TWL6040_HSF_TRIM_LEFT(hs_trim), - TWL6040_HSF_TRIM_RIGHT(hs_trim)); - - /* Headset jack detection only if it is supported */ - if (pdata->jack_detection) { - ret = snd_soc_jack_new(codec, "Headset Jack", - SND_JACK_HEADSET, &hs_jack); - if (ret) - return ret; - - ret = snd_soc_jack_add_pins(&hs_jack, ARRAY_SIZE(hs_jack_pins), - hs_jack_pins); - twl6040_hs_jack_detect(codec, &hs_jack, SND_JACK_HEADSET); - } - - return ret; -} - -static const struct snd_soc_dapm_widget dmic_dapm_widgets[] = { - SND_SOC_DAPM_MIC("Digital Mic", NULL), -}; - -static const struct snd_soc_dapm_route dmic_audio_map[] = { - {"DMic", NULL, "Digital Mic"}, - {"Digital Mic", NULL, "Digital Mic1 Bias"}, -}; - -static int omap_abe_dmic_init(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_codec *codec = rtd->codec; - struct snd_soc_dapm_context *dapm = &codec->dapm; - int ret; - - ret = snd_soc_dapm_new_controls(dapm, dmic_dapm_widgets, - ARRAY_SIZE(dmic_dapm_widgets)); - if (ret) - return ret; - - return snd_soc_dapm_add_routes(dapm, dmic_audio_map, - ARRAY_SIZE(dmic_audio_map)); -} - -/* Digital audio interface glue - connects codec <--> CPU */ -static struct snd_soc_dai_link twl6040_dmic_dai[] = { - { - .name = "TWL6040", - .stream_name = "TWL6040", - .cpu_dai_name = "omap-mcpdm", - .codec_dai_name = "twl6040-legacy", - .platform_name = "omap-pcm-audio", - .codec_name = "twl6040-codec", - .init = omap_abe_twl6040_init, - .ops = &omap_abe_ops, - }, - { - .name = "DMIC", - .stream_name = "DMIC Capture", - .cpu_dai_name = "omap-dmic", - .codec_dai_name = "dmic-hifi", - .platform_name = "omap-pcm-audio", - .codec_name = "dmic-codec", - .init = omap_abe_dmic_init, - .ops = &omap_abe_dmic_ops, - }, -}; - -static struct snd_soc_dai_link twl6040_only_dai[] = { - { - .name = "TWL6040", - .stream_name = "TWL6040", - .cpu_dai_name = "omap-mcpdm", - .codec_dai_name = "twl6040-legacy", - .platform_name = "omap-pcm-audio", - .codec_name = "twl6040-codec", - .init = omap_abe_twl6040_init, - .ops = &omap_abe_ops, - }, -}; - -/* Audio machine driver */ -static struct snd_soc_card omap_abe_card = { - .owner = THIS_MODULE, - - .dapm_widgets = twl6040_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(twl6040_dapm_widgets), - .dapm_routes = audio_map, - .num_dapm_routes = ARRAY_SIZE(audio_map), -}; - -static __devinit int omap_abe_probe(struct platform_device *pdev) -{ - struct omap_abe_twl6040_data *pdata = dev_get_platdata(&pdev->dev); - struct snd_soc_card *card = &omap_abe_card; - int ret; - - card->dev = &pdev->dev; - - if (!pdata) { - dev_err(&pdev->dev, "Missing pdata\n"); - return -ENODEV; - } - - if (pdata->card_name) { - card->name = pdata->card_name; - } else { - dev_err(&pdev->dev, "Card name is not provided\n"); - return -ENODEV; - } - - if (!pdata->mclk_freq) { - dev_err(&pdev->dev, "MCLK frequency missing\n"); - return -ENODEV; - } - - if (pdata->has_dmic) { - card->dai_link = twl6040_dmic_dai; - card->num_links = ARRAY_SIZE(twl6040_dmic_dai); - } else { - card->dai_link = twl6040_only_dai; - card->num_links = ARRAY_SIZE(twl6040_only_dai); - } - - ret = snd_soc_register_card(card); - if (ret) - dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", - ret); - - return ret; -} - -static int __devexit omap_abe_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 omap_abe_driver = { - .driver = { - .name = "omap-abe-twl6040", - .owner = THIS_MODULE, - .pm = &snd_soc_pm_ops, - }, - .probe = omap_abe_probe, - .remove = __devexit_p(omap_abe_remove), -}; - -module_platform_driver(omap_abe_driver); - -MODULE_AUTHOR("Misael Lopez Cruz <misael.lopez@ti.com>"); -MODULE_DESCRIPTION("ALSA SoC for OMAP boards with ABE and twl6040 codec"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:omap-abe-twl6040"); |