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208 lines
5.3 KiB
208 lines
5.3 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* DB1200/DB1300/DB1550 ASoC audio fabric support code. |
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* |
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* (c) 2008-2011 Manuel Lauss <[email protected]> |
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* |
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*/ |
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#include <linux/module.h> |
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#include <linux/moduleparam.h> |
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#include <linux/timer.h> |
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#include <linux/interrupt.h> |
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#include <linux/platform_device.h> |
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#include <sound/core.h> |
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#include <sound/pcm.h> |
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#include <sound/soc.h> |
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#include <asm/mach-au1x00/au1000.h> |
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#include <asm/mach-au1x00/au1xxx_psc.h> |
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#include <asm/mach-au1x00/au1xxx_dbdma.h> |
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#include <asm/mach-db1x00/bcsr.h> |
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#include "../codecs/wm8731.h" |
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#include "psc.h" |
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static const struct platform_device_id db1200_pids[] = { |
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{ |
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.name = "db1200-ac97", |
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.driver_data = 0, |
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}, { |
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.name = "db1200-i2s", |
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.driver_data = 1, |
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}, { |
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.name = "db1300-ac97", |
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.driver_data = 2, |
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}, { |
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.name = "db1300-i2s", |
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.driver_data = 3, |
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}, { |
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.name = "db1550-ac97", |
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.driver_data = 4, |
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}, { |
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.name = "db1550-i2s", |
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.driver_data = 5, |
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}, |
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{}, |
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}; |
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/*------------------------- AC97 PART ---------------------------*/ |
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SND_SOC_DAILINK_DEFS(db1200_ac97, |
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DAILINK_COMP_ARRAY(COMP_CPU("au1xpsc_ac97.1")), |
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DAILINK_COMP_ARRAY(COMP_CODEC("ac97-codec.1", "ac97-hifi")), |
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DAILINK_COMP_ARRAY(COMP_PLATFORM("au1xpsc-pcm.1"))); |
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static struct snd_soc_dai_link db1200_ac97_dai = { |
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.name = "AC97", |
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.stream_name = "AC97 HiFi", |
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SND_SOC_DAILINK_REG(db1200_ac97), |
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}; |
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static struct snd_soc_card db1200_ac97_machine = { |
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.name = "DB1200_AC97", |
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.owner = THIS_MODULE, |
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.dai_link = &db1200_ac97_dai, |
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.num_links = 1, |
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}; |
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SND_SOC_DAILINK_DEFS(db1300_ac97, |
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DAILINK_COMP_ARRAY(COMP_CPU("au1xpsc_ac97.1")), |
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DAILINK_COMP_ARRAY(COMP_CODEC("wm9712-codec.1", "wm9712-hifi")), |
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DAILINK_COMP_ARRAY(COMP_PLATFORM("au1xpsc-pcm.1"))); |
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static struct snd_soc_dai_link db1300_ac97_dai = { |
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.name = "AC97", |
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.stream_name = "AC97 HiFi", |
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SND_SOC_DAILINK_REG(db1300_ac97), |
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}; |
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static struct snd_soc_card db1300_ac97_machine = { |
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.name = "DB1300_AC97", |
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.owner = THIS_MODULE, |
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.dai_link = &db1300_ac97_dai, |
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.num_links = 1, |
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}; |
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static struct snd_soc_card db1550_ac97_machine = { |
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.name = "DB1550_AC97", |
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.owner = THIS_MODULE, |
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.dai_link = &db1200_ac97_dai, |
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.num_links = 1, |
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}; |
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/*------------------------- I2S PART ---------------------------*/ |
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static int db1200_i2s_startup(struct snd_pcm_substream *substream) |
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{ |
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struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); |
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struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); |
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/* WM8731 has its own 12MHz crystal */ |
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snd_soc_dai_set_sysclk(codec_dai, WM8731_SYSCLK_XTAL, |
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12000000, SND_SOC_CLOCK_IN); |
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return 0; |
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} |
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static const struct snd_soc_ops db1200_i2s_wm8731_ops = { |
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.startup = db1200_i2s_startup, |
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}; |
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SND_SOC_DAILINK_DEFS(db1200_i2s, |
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DAILINK_COMP_ARRAY(COMP_CPU("au1xpsc_i2s.1")), |
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DAILINK_COMP_ARRAY(COMP_CODEC("wm8731.0-001b", "wm8731-hifi")), |
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DAILINK_COMP_ARRAY(COMP_PLATFORM("au1xpsc-pcm.1"))); |
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static struct snd_soc_dai_link db1200_i2s_dai = { |
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.name = "WM8731", |
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.stream_name = "WM8731 PCM", |
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.dai_fmt = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF | |
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SND_SOC_DAIFMT_CBM_CFM, |
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.ops = &db1200_i2s_wm8731_ops, |
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SND_SOC_DAILINK_REG(db1200_i2s), |
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}; |
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static struct snd_soc_card db1200_i2s_machine = { |
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.name = "DB1200_I2S", |
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.owner = THIS_MODULE, |
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.dai_link = &db1200_i2s_dai, |
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.num_links = 1, |
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}; |
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SND_SOC_DAILINK_DEFS(db1300_i2s, |
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DAILINK_COMP_ARRAY(COMP_CPU("au1xpsc_i2s.2")), |
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DAILINK_COMP_ARRAY(COMP_CODEC("wm8731.0-001b", "wm8731-hifi")), |
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DAILINK_COMP_ARRAY(COMP_PLATFORM("au1xpsc-pcm.2"))); |
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static struct snd_soc_dai_link db1300_i2s_dai = { |
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.name = "WM8731", |
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.stream_name = "WM8731 PCM", |
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.dai_fmt = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF | |
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SND_SOC_DAIFMT_CBM_CFM, |
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.ops = &db1200_i2s_wm8731_ops, |
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SND_SOC_DAILINK_REG(db1300_i2s), |
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}; |
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static struct snd_soc_card db1300_i2s_machine = { |
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.name = "DB1300_I2S", |
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.owner = THIS_MODULE, |
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.dai_link = &db1300_i2s_dai, |
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.num_links = 1, |
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}; |
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SND_SOC_DAILINK_DEFS(db1550_i2s, |
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DAILINK_COMP_ARRAY(COMP_CPU("au1xpsc_i2s.3")), |
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DAILINK_COMP_ARRAY(COMP_CODEC("wm8731.0-001b", "wm8731-hifi")), |
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DAILINK_COMP_ARRAY(COMP_PLATFORM("au1xpsc-pcm.3"))); |
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static struct snd_soc_dai_link db1550_i2s_dai = { |
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.name = "WM8731", |
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.stream_name = "WM8731 PCM", |
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.dai_fmt = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF | |
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SND_SOC_DAIFMT_CBM_CFM, |
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.ops = &db1200_i2s_wm8731_ops, |
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SND_SOC_DAILINK_REG(db1550_i2s), |
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}; |
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static struct snd_soc_card db1550_i2s_machine = { |
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.name = "DB1550_I2S", |
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.owner = THIS_MODULE, |
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.dai_link = &db1550_i2s_dai, |
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.num_links = 1, |
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}; |
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/*------------------------- COMMON PART ---------------------------*/ |
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static struct snd_soc_card *db1200_cards[] = { |
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&db1200_ac97_machine, |
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&db1200_i2s_machine, |
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&db1300_ac97_machine, |
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&db1300_i2s_machine, |
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&db1550_ac97_machine, |
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&db1550_i2s_machine, |
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}; |
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static int db1200_audio_probe(struct platform_device *pdev) |
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{ |
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const struct platform_device_id *pid = platform_get_device_id(pdev); |
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struct snd_soc_card *card; |
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card = db1200_cards[pid->driver_data]; |
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card->dev = &pdev->dev; |
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return devm_snd_soc_register_card(&pdev->dev, card); |
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} |
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static struct platform_driver db1200_audio_driver = { |
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.driver = { |
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.name = "db1200-ac97", |
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.pm = &snd_soc_pm_ops, |
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}, |
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.id_table = db1200_pids, |
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.probe = db1200_audio_probe, |
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}; |
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module_platform_driver(db1200_audio_driver); |
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MODULE_LICENSE("GPL"); |
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MODULE_DESCRIPTION("DB1200/DB1300/DB1550 ASoC audio support"); |
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MODULE_AUTHOR("Manuel Lauss");
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