sound/soc/samsung/s3c24xx_simtec_hermes.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 //
   3 // Copyright 2009 Simtec Electronics
   4
   5 #include <linux/module.h>
   6 #include <sound/soc.h>
   7
   8 #include "s3c24xx_simtec.h"
   9
  10 static const struct snd_soc_dapm_widget dapm_widgets[] = {
  11         SND_SOC_DAPM_LINE("GSM Out", NULL),
  12         SND_SOC_DAPM_LINE("GSM In", NULL),
  13         SND_SOC_DAPM_LINE("Line In", NULL),
  14         SND_SOC_DAPM_LINE("Line Out", NULL),
  15         SND_SOC_DAPM_LINE("ZV", NULL),
  16         SND_SOC_DAPM_MIC("Mic Jack", NULL),
  17         SND_SOC_DAPM_HP("Headphone Jack", NULL),
  18 };
  19
  20 static const struct snd_soc_dapm_route base_map[] = {
  21         /* Headphone connected to HP{L,R}OUT and HP{L,R}COM */
  22
  23         { "Headphone Jack", NULL, "HPLOUT" },
  24         { "Headphone Jack", NULL, "HPLCOM" },
  25         { "Headphone Jack", NULL, "HPROUT" },
  26         { "Headphone Jack", NULL, "HPRCOM" },
  27
  28         /* ZV connected to Line1 */
  29
  30         { "LINE1L", NULL, "ZV" },
  31         { "LINE1R", NULL, "ZV" },
  32
  33         /* Line In connected to Line2 */
  34
  35         { "LINE2L", NULL, "Line In" },
  36         { "LINE2R", NULL, "Line In" },
  37
  38         /* Microphone connected to MIC3R and MIC_BIAS */
  39
  40         { "MIC3L", NULL, "Mic Jack" },
  41
  42         /* GSM connected to MONO_LOUT and MIC3L (in) */
  43
  44         { "GSM Out", NULL, "MONO_LOUT" },
  45         { "MIC3L", NULL, "GSM In" },
  46
  47         /* Speaker is connected to LINEOUT{LN,LP,RN,RP}, however we are
  48          * not using the DAPM to power it up and down as there it makes
  49          * a click when powering up. */
  50 };
  51
  52 /**
  53  * simtec_hermes_init - initialise and add controls
  54  * @codec; The codec instance to attach to.
  55  *
  56  * Attach our controls and configure the necessary codec
  57  * mappings for our sound card instance.
  58 */
  59 static int simtec_hermes_init(struct snd_soc_pcm_runtime *rtd)
  60 {
  61         simtec_audio_init(rtd);
  62
  63         return 0;
  64 }
  65
  66 SND_SOC_DAILINK_DEFS(tlv320aic33,
  67         DAILINK_COMP_ARRAY(COMP_CPU("s3c24xx-iis")),
  68         DAILINK_COMP_ARRAY(COMP_CODEC("tlv320aic3x-codec.0-001a",
  69                                       "tlv320aic3x-hifi")),
  70         DAILINK_COMP_ARRAY(COMP_PLATFORM("s3c24xx-iis")));
  71
  72 static struct snd_soc_dai_link simtec_dai_aic33 = {
  73         .name           = "tlv320aic33",
  74         .stream_name    = "TLV320AIC33",
  75         .init           = simtec_hermes_init,
  76         SND_SOC_DAILINK_REG(tlv320aic33),
  77 };
  78
  79 /* simtec audio machine driver */
  80 static struct snd_soc_card snd_soc_machine_simtec_aic33 = {
  81         .name           = "Simtec-Hermes",
  82         .owner          = THIS_MODULE,
  83         .dai_link       = &simtec_dai_aic33,
  84         .num_links      = 1,
  85
  86         .dapm_widgets   = dapm_widgets,
  87         .num_dapm_widgets = ARRAY_SIZE(dapm_widgets),
  88         .dapm_routes    = base_map,
  89         .num_dapm_routes = ARRAY_SIZE(base_map),
  90 };
  91
  92 static int simtec_audio_hermes_probe(struct platform_device *pd)
  93 {
  94         dev_info(&pd->dev, "probing....\n");
  95         return simtec_audio_core_probe(pd, &snd_soc_machine_simtec_aic33);
  96 }
  97
  98 static struct platform_driver simtec_audio_hermes_platdrv = {
  99         .driver = {
 100                 .name   = "s3c24xx-simtec-hermes-snd",
 101                 .pm     = simtec_audio_pm,
 102         },
 103         .probe  = simtec_audio_hermes_probe,
 104         .remove = simtec_audio_remove,
 105 };
 106
 107 module_platform_driver(simtec_audio_hermes_platdrv);
 108
 109 MODULE_ALIAS("platform:s3c24xx-simtec-hermes-snd");
 110 MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
 111 MODULE_DESCRIPTION("ALSA SoC Simtec Audio support");
 112 MODULE_LICENSE("GPL");