sound/soc/samsung/s3c24xx_simtec_tlv320aic23.c

   1 /* sound/soc/samsung/s3c24xx_simtec_tlv320aic23.c
   2  *
   3  * Copyright 2009 Simtec Electronics
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8 */
   9
  10 #include <linux/module.h>
  11 #include <sound/soc.h>
  12
  13 #include "s3c24xx_simtec.h"
  14
  15 /* supported machines:
  16  *
  17  * Machine      Connections             AMP
  18  * -------      -----------             ---
  19  * BAST         MIC, HPOUT, LOUT, LIN   TPA2001D1 (HPOUTL,R) (gain hardwired)
  20  * VR1000       HPOUT, LIN              None
  21  * VR2000       LIN, LOUT, MIC, HP      LM4871 (HPOUTL,R)
  22  * DePicture    LIN, LOUT, MIC, HP      LM4871 (HPOUTL,R)
  23  * Anubis       LIN, LOUT, MIC, HP      TPA2001D1 (HPOUTL,R)
  24  */
  25
  26 static const struct snd_soc_dapm_widget dapm_widgets[] = {
  27         SND_SOC_DAPM_HP("Headphone Jack", NULL),
  28         SND_SOC_DAPM_LINE("Line In", NULL),
  29         SND_SOC_DAPM_LINE("Line Out", NULL),
  30         SND_SOC_DAPM_MIC("Mic Jack", NULL),
  31 };
  32
  33 static const struct snd_soc_dapm_route base_map[] = {
  34         { "Headphone Jack", NULL, "LHPOUT"},
  35         { "Headphone Jack", NULL, "RHPOUT"},
  36
  37         { "Line Out", NULL, "LOUT" },
  38         { "Line Out", NULL, "ROUT" },
  39
  40         { "LLINEIN", NULL, "Line In"},
  41         { "RLINEIN", NULL, "Line In"},
  42
  43         { "MICIN", NULL, "Mic Jack"},
  44 };
  45
  46 /**
  47  * simtec_tlv320aic23_init - initialise and add controls
  48  * @codec; The codec instance to attach to.
  49  *
  50  * Attach our controls and configure the necessary codec
  51  * mappings for our sound card instance.
  52 */
  53 static int simtec_tlv320aic23_init(struct snd_soc_pcm_runtime *rtd)
  54 {
  55         simtec_audio_init(rtd);
  56
  57         return 0;
  58 }
  59
  60 static struct snd_soc_dai_link simtec_dai_aic23 = {
  61         .name           = "tlv320aic23",
  62         .stream_name    = "TLV320AIC23",
  63         .codec_name     = "tlv320aic3x-codec.0-001a",
  64         .cpu_dai_name   = "s3c24xx-iis",
  65         .codec_dai_name = "tlv320aic3x-hifi",
  66         .platform_name  = "s3c24xx-iis",
  67         .init           = simtec_tlv320aic23_init,
  68 };
  69
  70 /* simtec audio machine driver */
  71 static struct snd_soc_card snd_soc_machine_simtec_aic23 = {
  72         .name           = "Simtec",
  73         .owner          = THIS_MODULE,
  74         .dai_link       = &simtec_dai_aic23,
  75         .num_links      = 1,
  76
  77         .dapm_widgets   = dapm_widgets,
  78         .num_dapm_widgets = ARRAY_SIZE(dapm_widgets),
  79         .dapm_routes    = base_map,
  80         .num_dapm_routes = ARRAY_SIZE(base_map),
  81 };
  82
  83 static int simtec_audio_tlv320aic23_probe(struct platform_device *pd)
  84 {
  85         return simtec_audio_core_probe(pd, &snd_soc_machine_simtec_aic23);
  86 }
  87
  88 static struct platform_driver simtec_audio_tlv320aic23_driver = {
  89         .driver = {
  90                 .name   = "s3c24xx-simtec-tlv320aic23",
  91                 .pm     = simtec_audio_pm,
  92         },
  93         .probe  = simtec_audio_tlv320aic23_probe,
  94         .remove = simtec_audio_remove,
  95 };
  96
  97 module_platform_driver(simtec_audio_tlv320aic23_driver);
  98
  99 MODULE_ALIAS("platform:s3c24xx-simtec-tlv320aic23");
 100 MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
 101 MODULE_DESCRIPTION("ALSA SoC Simtec Audio support");
 102 MODULE_LICENSE("GPL");