diff options
Diffstat (limited to 'target/linux/xburst/files-2.6.32/sound/soc/jz4740/qi_lb60.c')
| -rw-r--r-- | target/linux/xburst/files-2.6.32/sound/soc/jz4740/qi_lb60.c | 182 |
1 files changed, 0 insertions, 182 deletions
diff --git a/target/linux/xburst/files-2.6.32/sound/soc/jz4740/qi_lb60.c b/target/linux/xburst/files-2.6.32/sound/soc/jz4740/qi_lb60.c deleted file mode 100644 index a2ce3cf7ea..0000000000 --- a/target/linux/xburst/files-2.6.32/sound/soc/jz4740/qi_lb60.c +++ /dev/null @@ -1,182 +0,0 @@ -/* - * Copyright (C) 2009, Lars-Peter Clausen <lars@metafoo.de> - * - * 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 <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/timer.h> -#include <linux/interrupt.h> -#include <linux/platform_device.h> -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/soc.h> -#include <sound/soc-dapm.h> -#include <linux/gpio.h> - -#include "../codecs/jzcodec.h" -#include "jz4740-pcm.h" -#include "jz4740-i2s.h" - - -#define QI_LB60_SND_GPIO JZ_GPIO_PORTB(29) -#define QI_LB60_AMP_GPIO JZ_GPIO_PORTD(4) - -static int qi_lb60_spk_event(struct snd_soc_dapm_widget *widget, - struct snd_kcontrol *ctrl, int event) -{ - int on = 0; - if (event & SND_SOC_DAPM_POST_PMU) - on = 1; - else if (event & SND_SOC_DAPM_PRE_PMD) - on = 0; - - gpio_set_value(QI_LB60_SND_GPIO, on); - gpio_set_value(QI_LB60_AMP_GPIO, on); - - return 0; -} - -static const struct snd_soc_dapm_widget qi_lb60_widgets[] = { - SND_SOC_DAPM_SPK("Speaker", qi_lb60_spk_event), - SND_SOC_DAPM_MIC("Mic", NULL), -}; - -static const struct snd_soc_dapm_route qi_lb60_routes[] = { - {"Mic", NULL, "MIC"}, - {"Speaker", NULL, "LOUT"}, - {"Speaker", NULL, "ROUT"}, -}; - -#define QI_LB60_DAIFMT (SND_SOC_DAIFMT_I2S | \ - SND_SOC_DAIFMT_NB_NF | \ - SND_SOC_DAIFMT_CBM_CFM) - -static int qi_lb60_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; - - snd_soc_dapm_nc_pin(codec, "LIN"); - snd_soc_dapm_nc_pin(codec, "RIN"); - - ret = snd_soc_dai_set_fmt(codec_dai, QI_LB60_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, QI_LB60_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; - } - - snd_soc_dapm_new_controls(codec, qi_lb60_widgets, ARRAY_SIZE(qi_lb60_widgets)); - - snd_soc_dapm_add_routes(codec, qi_lb60_routes, ARRAY_SIZE(qi_lb60_routes)); - - snd_soc_dapm_sync(codec); - - return 0; -} - -static struct snd_soc_dai_link qi_lb60_dai = { - .name = "jz-codec", - .stream_name = "JZCODEC", - .cpu_dai = &jz4740_i2s_dai, - .codec_dai = &jz_codec_dai, - .init = qi_lb60_codec_init, -}; - -static struct snd_soc_card qi_lb60 = { - .name = "QI LB60", - .dai_link = &qi_lb60_dai, - .num_links = 1, - .platform = &jz4740_soc_platform, -}; - -static struct snd_soc_device qi_lb60_snd_devdata = { - .card = &qi_lb60, - .codec_dev = &soc_codec_dev_jzcodec, -}; - -static struct platform_device *qi_lb60_snd_device; - -static int __init qi_lb60_init(void) -{ - int ret; - - qi_lb60_snd_device = platform_device_alloc("soc-audio", -1); - - if (!qi_lb60_snd_device) - return -ENOMEM; - - - ret = gpio_request(QI_LB60_SND_GPIO, "SND"); - if (ret) { - pr_err("qi_lb60 snd: Failed to request SND GPIO(%d): %d\n", - QI_LB60_SND_GPIO, ret); - goto err_device_put; - } - - ret = gpio_request(QI_LB60_AMP_GPIO, "AMP"); - if (ret) { - pr_err("qi_lb60 snd: Failed to request AMP GPIO(%d): %d\n", - QI_LB60_AMP_GPIO, ret); - goto err_gpio_free_snd; - } - - gpio_direction_output(JZ_GPIO_PORTB(29), 0); - gpio_direction_output(JZ_GPIO_PORTD(4), 0); - - platform_set_drvdata(qi_lb60_snd_device, &qi_lb60_snd_devdata); - qi_lb60_snd_devdata.dev = &qi_lb60_snd_device->dev; - ret = platform_device_add(qi_lb60_snd_device); - if (ret) { - pr_err("qi_lb60 snd: Failed to add snd soc device: %d\n", ret); - goto err_unset_pdata; - } - - return 0; - -err_unset_pdata: - platform_set_drvdata(qi_lb60_snd_device, NULL); -/*err_gpio_free_amp:*/ - gpio_free(QI_LB60_AMP_GPIO); -err_gpio_free_snd: - gpio_free(QI_LB60_SND_GPIO); -err_device_put: - platform_device_put(qi_lb60_snd_device); - - return ret; -} -module_init(qi_lb60_init); - -static void __exit qi_lb60_exit(void) -{ - gpio_free(QI_LB60_AMP_GPIO); - gpio_free(QI_LB60_SND_GPIO); - platform_device_unregister(qi_lb60_snd_device); -} -module_exit(qi_lb60_exit); - -MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>"); -MODULE_DESCRIPTION("ALSA SoC QI LB60 Audio support"); -MODULE_LICENSE("GPL v2"); |