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/* sound/soc/samsung/s3c24xx_simtec_tlv320aic23.c
*
* Copyright 2009 Simtec Electronics
*
* 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.
*/
#include <linux/module.h>
#include <linux/clk.h>
#include <linux/platform_device.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <plat/audio-simtec.h>
#include "dma.h"
#include "s3c24xx-i2s.h"
#include "s3c24xx_simtec.h"
#include "../codecs/tlv320aic23.h"
/* supported machines:
*
* Machine Connections AMP
* ------- ----------- ---
* BAST MIC, HPOUT, LOUT, LIN TPA2001D1 (HPOUTL,R) (gain hardwired)
* VR1000 HPOUT, LIN None
* VR2000 LIN, LOUT, MIC, HP LM4871 (HPOUTL,R)
* DePicture LIN, LOUT, MIC, HP LM4871 (HPOUTL,R)
* Anubis LIN, LOUT, MIC, HP TPA2001D1 (HPOUTL,R)
*/
static const struct snd_soc_dapm_widget dapm_widgets[] = {
SND_SOC_DAPM_HP("Headphone Jack", NULL),
SND_SOC_DAPM_LINE("Line In", NULL),
SND_SOC_DAPM_LINE("Line Out", NULL),
SND_SOC_DAPM_MIC("Mic Jack", NULL),
};
static const struct snd_soc_dapm_route base_map[] = {
{ "Headphone Jack", NULL, "LHPOUT"},
{ "Headphone Jack", NULL, "RHPOUT"},
{ "Line Out", NULL, "LOUT" },
{ "Line Out", NULL, "ROUT" },
{ "LLINEIN", NULL, "Line In"},
{ "RLINEIN", NULL, "Line In"},
{ "MICIN", NULL, "Mic Jack"},
};
/**
* simtec_tlv320aic23_init - initialise and add controls
* @codec; The codec instance to attach to.
*
* Attach our controls and configure the necessary codec
* mappings for our sound card instance.
*/
static int simtec_tlv320aic23_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_codec *codec = rtd->codec;
struct snd_soc_dapm_context *dapm = &codec->dapm;
snd_soc_dapm_new_controls(dapm, dapm_widgets,
ARRAY_SIZE(dapm_widgets));
snd_soc_dapm_add_routes(dapm, base_map, ARRAY_SIZE(base_map));
snd_soc_dapm_enable_pin(dapm, "Headphone Jack");
snd_soc_dapm_enable_pin(dapm, "Line In");
snd_soc_dapm_enable_pin(dapm, "Line Out");
snd_soc_dapm_enable_pin(dapm, "Mic Jack");
simtec_audio_init(rtd);
snd_soc_dapm_sync(dapm);
return 0;
}
static struct snd_soc_dai_link simtec_dai_aic23 = {
.name = "tlv320aic23",
.stream_name = "TLV320AIC23",
.codec_name = "tlv320aic3x-codec.0-0x1a",
.cpu_dai_name = "s3c24xx-i2s",
.codec_dai_name = "tlv320aic3x-hifi",
.platform_name = "samsung-audio",
.init = simtec_tlv320aic23_init,
};
/* simtec audio machine driver */
static struct snd_soc_card snd_soc_machine_simtec_aic23 = {
.name = "Simtec",
.dai_link = &simtec_dai_aic23,
.num_links = 1,
};
static int __devinit simtec_audio_tlv320aic23_probe(struct platform_device *pd)
{
return simtec_audio_core_probe(pd, &snd_soc_machine_simtec_aic23);
}
static struct platform_driver simtec_audio_tlv320aic23_platdrv = {
.driver = {
.owner = THIS_MODULE,
.name = "s3c24xx-simtec-tlv320aic23",
.pm = simtec_audio_pm,
},
.probe = simtec_audio_tlv320aic23_probe,
.remove = __devexit_p(simtec_audio_remove),
};
MODULE_ALIAS("platform:s3c24xx-simtec-tlv320aic23");
static int __init simtec_tlv320aic23_modinit(void)
{
return platform_driver_register(&simtec_audio_tlv320aic23_platdrv);
}
static void __exit simtec_tlv320aic23_modexit(void)
{
platform_driver_unregister(&simtec_audio_tlv320aic23_platdrv);
}
module_init(simtec_tlv320aic23_modinit);
module_exit(simtec_tlv320aic23_modexit);
MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
MODULE_DESCRIPTION("ALSA SoC Simtec Audio support");
MODULE_LICENSE("GPL");
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