138 lines
3.5 KiB
C
138 lines
3.5 KiB
C
/* sound/soc/s3c24xx/s3c24xx_simtec_tlv320aic23.c
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*
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* Copyright 2009 Simtec Electronics
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/module.h>
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#include <linux/clk.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 <sound/soc-dapm.h>
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#include <plat/audio-simtec.h>
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#include "s3c-dma.h"
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#include "s3c24xx-i2s.h"
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#include "s3c24xx_simtec.h"
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#include "../codecs/tlv320aic23.h"
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/* supported machines:
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*
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* Machine Connections AMP
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* ------- ----------- ---
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* BAST MIC, HPOUT, LOUT, LIN TPA2001D1 (HPOUTL,R) (gain hardwired)
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* VR1000 HPOUT, LIN None
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* VR2000 LIN, LOUT, MIC, HP LM4871 (HPOUTL,R)
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* DePicture LIN, LOUT, MIC, HP LM4871 (HPOUTL,R)
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* Anubis LIN, LOUT, MIC, HP TPA2001D1 (HPOUTL,R)
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*/
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static const struct snd_soc_dapm_widget dapm_widgets[] = {
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SND_SOC_DAPM_HP("Headphone Jack", NULL),
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SND_SOC_DAPM_LINE("Line In", NULL),
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SND_SOC_DAPM_LINE("Line Out", NULL),
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SND_SOC_DAPM_MIC("Mic Jack", NULL),
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};
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static const struct snd_soc_dapm_route base_map[] = {
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{ "Headphone Jack", NULL, "LHPOUT"},
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{ "Headphone Jack", NULL, "RHPOUT"},
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{ "Line Out", NULL, "LOUT" },
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{ "Line Out", NULL, "ROUT" },
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{ "LLINEIN", NULL, "Line In"},
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{ "RLINEIN", NULL, "Line In"},
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{ "MICIN", NULL, "Mic Jack"},
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};
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/**
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* simtec_tlv320aic23_init - initialise and add controls
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* @codec; The codec instance to attach to.
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*
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* Attach our controls and configure the necessary codec
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* mappings for our sound card instance.
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*/
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static int simtec_tlv320aic23_init(struct snd_soc_codec *codec)
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{
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snd_soc_dapm_new_controls(codec, dapm_widgets,
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ARRAY_SIZE(dapm_widgets));
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snd_soc_dapm_add_routes(codec, base_map, ARRAY_SIZE(base_map));
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snd_soc_dapm_enable_pin(codec, "Headphone Jack");
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snd_soc_dapm_enable_pin(codec, "Line In");
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snd_soc_dapm_enable_pin(codec, "Line Out");
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snd_soc_dapm_enable_pin(codec, "Mic Jack");
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simtec_audio_init(codec);
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snd_soc_dapm_sync(codec);
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return 0;
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}
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static struct snd_soc_dai_link simtec_dai_aic23 = {
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.name = "tlv320aic23",
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.stream_name = "TLV320AIC23",
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.cpu_dai = &s3c24xx_i2s_dai,
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.codec_dai = &tlv320aic23_dai,
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.init = simtec_tlv320aic23_init,
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};
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/* simtec audio machine driver */
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static struct snd_soc_card snd_soc_machine_simtec_aic23 = {
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.name = "Simtec",
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.platform = &s3c24xx_soc_platform,
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.dai_link = &simtec_dai_aic23,
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.num_links = 1,
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};
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/* simtec audio subsystem */
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static struct snd_soc_device simtec_snd_devdata_aic23 = {
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.card = &snd_soc_machine_simtec_aic23,
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.codec_dev = &soc_codec_dev_tlv320aic23,
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};
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static int __devinit simtec_audio_tlv320aic23_probe(struct platform_device *pd)
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{
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return simtec_audio_core_probe(pd, &simtec_snd_devdata_aic23);
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}
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static struct platform_driver simtec_audio_tlv320aic23_platdrv = {
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.driver = {
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.owner = THIS_MODULE,
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.name = "s3c24xx-simtec-tlv320aic23",
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.pm = simtec_audio_pm,
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},
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.probe = simtec_audio_tlv320aic23_probe,
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.remove = __devexit_p(simtec_audio_remove),
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};
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MODULE_ALIAS("platform:s3c24xx-simtec-tlv320aic23");
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static int __init simtec_tlv320aic23_modinit(void)
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{
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return platform_driver_register(&simtec_audio_tlv320aic23_platdrv);
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}
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static void __exit simtec_tlv320aic23_modexit(void)
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{
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platform_driver_unregister(&simtec_audio_tlv320aic23_platdrv);
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}
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module_init(simtec_tlv320aic23_modinit);
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module_exit(simtec_tlv320aic23_modexit);
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MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
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MODULE_DESCRIPTION("ALSA SoC Simtec Audio support");
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MODULE_LICENSE("GPL");
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