X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/e9a6496d35ba71188790f03ae3339ea2363efcc3..caec700c9a87d1565d4e3e37c5c4ce9a5e51c052:/target/linux/xburst/files-2.6.32/sound/soc/jz4740/n516.c?ds=sidebyside diff --git a/target/linux/xburst/files-2.6.32/sound/soc/jz4740/n516.c b/target/linux/xburst/files-2.6.32/sound/soc/jz4740/n516.c deleted file mode 100644 index 9cb51c20f..000000000 --- a/target/linux/xburst/files-2.6.32/sound/soc/jz4740/n516.c +++ /dev/null @@ -1,303 +0,0 @@ -/* - * Copyright (C) 2009, Yauhen Kharuzhy - * OpenInkpot project - * Copyright (C) 2010, Lars-Peter Clausen - * - * 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. - * - * 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., - * 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "../codecs/jzcodec.h" -#include "jz4740-pcm.h" -#include "jz4740-i2s.h" - -#include - -enum { - N516_SPEAKER_AUTO = 0, - N516_SPEAKER_OFF = 1, - N516_SPEAKER_ON = 2, -}; - -static int n516_speaker_mode; -static struct snd_soc_codec *n516_codec; -static struct work_struct n516_headphone_work; - -static void n516_ext_control(void) -{ - if (!n516_codec) - return; - - switch (n516_speaker_mode) { - case N516_SPEAKER_ON: - snd_soc_dapm_enable_pin(n516_codec, "Speaker"); - break; - case N516_SPEAKER_OFF: - snd_soc_dapm_disable_pin(n516_codec, "Speaker"); - break; - case N516_SPEAKER_AUTO: - if (snd_soc_dapm_get_pin_status(n516_codec, "Headphone")) - snd_soc_dapm_disable_pin(n516_codec, "Speaker"); - else - snd_soc_dapm_enable_pin(n516_codec, "Speaker"); - break; - default: - break; - } - - /* signal a DAPM event */ - snd_soc_dapm_sync(n516_codec); -} - -static int n516_speaker_event(struct snd_soc_dapm_widget *widget, - struct snd_kcontrol *ctrl, int event) -{ - int on = !SND_SOC_DAPM_EVENT_OFF(event); - - gpio_set_value(GPIO_SPEAKER_ENABLE, on); - - return 0; -} - -static void n516_headphone_event_work(struct work_struct *work) -{ - n516_ext_control(); -} - -static int n516_headphone_event(struct snd_soc_dapm_widget *widget, - struct snd_kcontrol *ctrl, int event) -{ - /* We can't call soc_dapm_sync from a event handler */ - if (event & (SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD)) - schedule_work(&n516_headphone_work); - return 0; -} - -static const struct snd_soc_dapm_widget n516_widgets[] = { - SND_SOC_DAPM_SPK("Speaker", n516_speaker_event), - SND_SOC_DAPM_HP("Headphone", n516_headphone_event), - SND_SOC_DAPM_MIC("Mic", NULL), -}; - -static const struct snd_soc_dapm_route n516_routes[] = { - {"Mic", NULL, "MIC"}, - {"Speaker", NULL, "LOUT"}, - {"Speaker", NULL, "ROUT"}, - {"Headphone", NULL, "LOUT"}, - {"Headphone", NULL, "ROUT"}, -}; - -static const char *n516_speaker_modes[] = {"Auto", "Off", "On"}; -static const struct soc_enum n516_speaker_mode_enum = - SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(n516_speaker_modes), n516_speaker_modes); - -static int n516_get_speaker_mode(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - ucontrol->value.integer.value[0] = n516_speaker_mode; - return 0; -} - -static int n516_set_speaker_mode(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - if (n516_speaker_mode == ucontrol->value.integer.value[0]) - return 0; - - n516_speaker_mode = ucontrol->value.integer.value[0]; - n516_ext_control(); - return 1; -} - -static const struct snd_kcontrol_new n516_controls[] = { - SOC_ENUM_EXT("Speaker Function", n516_speaker_mode_enum, - n516_get_speaker_mode, n516_set_speaker_mode), -}; - -#define N516_DAIFMT (SND_SOC_DAIFMT_I2S | \ - SND_SOC_DAIFMT_NB_NF | \ - SND_SOC_DAIFMT_CBM_CFM) - -static int n516_codec_init(struct snd_soc_codec *codec) -{ - int ret; - struct snd_soc_dai *cpu_dai = codec->socdev->card->dai_link->cpu_dai; - struct snd_soc_dai *codec_dai = codec->socdev->card->dai_link->codec_dai; - - n516_codec = codec; - - snd_soc_dapm_nc_pin(codec, "LIN"); - snd_soc_dapm_nc_pin(codec, "RIN"); - - ret = snd_soc_dai_set_fmt(codec_dai, N516_DAIFMT); - if (ret < 0) { - dev_err(codec->dev, "Failed to set codec dai format: %d\n", ret); - return ret; - } - - ret = snd_soc_dai_set_fmt(cpu_dai, N516_DAIFMT); - if (ret < 0) { - dev_err(codec->dev, "Failed to set cpu dai format: %d\n", ret); - return ret; - } - - ret = snd_soc_dai_set_sysclk(codec_dai, JZCODEC_SYSCLK, 111, - SND_SOC_CLOCK_IN); - if (ret < 0) { - dev_err(codec->dev, "Failed to set codec dai sysclk: %d\n", ret); - return ret; - } - - ret = snd_soc_add_controls(codec, n516_controls, - ARRAY_SIZE(n516_controls)); - if (ret) { - dev_err(codec->dev, "Failed to add controls: %d\n", ret); - return ret; - } - - - ret = snd_soc_dapm_new_controls(codec, n516_widgets, - ARRAY_SIZE(n516_widgets)); - if (ret) { - dev_err(codec->dev, "Failed to add dapm controls: %d\n", ret); - return ret; - } - - ret = snd_soc_dapm_add_routes(codec, n516_routes, ARRAY_SIZE(n516_routes)); - if (ret) { - dev_err(codec->dev, "Failed to add dapm routes: %d\n", ret); - return ret; - } - - snd_soc_dapm_sync(codec); - - return 0; -} - -static struct snd_soc_dai_link n516_dai = { - .name = "jz-codec", - .stream_name = "JZCODEC", - .cpu_dai = &jz4740_i2s_dai, - .codec_dai = &jz_codec_dai, - .init = n516_codec_init, -}; - -static struct snd_soc_card n516_card = { - .name = "N516", - .dai_link = &n516_dai, - .num_links = 1, - .platform = &jz4740_soc_platform, -}; - -static struct snd_soc_device n516_snd_devdata = { - .card = &n516_card, - .codec_dev = &soc_codec_dev_jzcodec, -}; - -static struct platform_device *n516_snd_device; - -static struct snd_soc_jack n516_hp_jack; - -static struct snd_soc_jack_pin n516_hp_pin = { - .pin = "Headphone", - .mask = SND_JACK_HEADPHONE, -}; - -static struct snd_soc_jack_gpio n516_hp_gpio = { - .gpio = GPIO_HPHONE_DETECT, - .name = "Headphone detect", - .report = SND_JACK_HEADPHONE, - .debounce_time = 100, -}; - -static int __init n516_add_headphone_jack(void) -{ - int ret; - - ret = snd_soc_jack_new(&n516_card, "Headphone jack", - SND_JACK_HEADPHONE, &n516_hp_jack); - if (ret) - return ret; - - ret = snd_soc_jack_add_pins(&n516_hp_jack, 1, &n516_hp_pin); - if (ret) - return ret; - - ret = snd_soc_jack_add_gpios(&n516_hp_jack, 1, &n516_hp_gpio); - - return ret; -} - -static int __init n516_init(void) -{ - int ret; - - n516_snd_device = platform_device_alloc("soc-audio", -1); - - if (!n516_snd_device) - return -ENOMEM; - - ret = gpio_request(GPIO_SPEAKER_ENABLE, "Speaker enable"); - if (ret) { - pr_err("n516 snd: Failed to request SPEAKER_ENABLE GPIO(%d): %d\n", - GPIO_SPEAKER_ENABLE, ret); - goto err_device_put; - } - - gpio_direction_output(GPIO_SPEAKER_ENABLE, 0); - INIT_WORK(&n516_headphone_work, n516_headphone_event_work); - - platform_set_drvdata(n516_snd_device, &n516_snd_devdata); - n516_snd_devdata.dev = &n516_snd_device->dev; - ret = platform_device_add(n516_snd_device); - if (ret) { - pr_err("n516 snd: Failed to add snd soc device: %d\n", ret); - goto err_unset_pdata; - } - - ret = n516_add_headphone_jack(); - /* We can live without it, so just print a warning */ - if (ret) - pr_warning("n516 snd: Failed to initalise headphone jack: %d\n", ret); - - return 0; - -err_unset_pdata: - platform_set_drvdata(n516_snd_device, NULL); -/*err_gpio_free_speaker:*/ - gpio_free(GPIO_SPEAKER_ENABLE); -err_device_put: - platform_device_put(n516_snd_device); - - return ret; -} -module_init(n516_init); - -static void __exit n516_exit(void) -{ - snd_soc_jack_free_gpios(&n516_hp_jack, 1, &n516_hp_gpio); - gpio_free(GPIO_SPEAKER_ENABLE); - platform_device_unregister(n516_snd_device); -} -module_exit(n516_exit); - -MODULE_AUTHOR("Lars-Peter Clausen "); -MODULE_DESCRIPTION("ALSA SoC N516 Audio support"); -MODULE_LICENSE("GPL v2");