LXR linux/sound/soc/samsung/s3c24xx_simtec

   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
  10static 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
  20static 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*/
  59static int simtec_hermes_init(struct snd_soc_pcm_runtime *rtd)
  60{
  61        simtec_audio_init(rtd);
  62
  63        return 0;
  64}
  65
  66SND_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
  72static 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 */
  80static 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
  92static 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
  98static 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
 107module_platform_driver(simtec_audio_hermes_platdrv);
 108
 109MODULE_ALIAS("platform:s3c24xx-simtec-hermes-snd");
 110MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
 111MODULE_DESCRIPTION("ALSA SoC Simtec Audio support");
 112MODULE_LICENSE("GPL");
 113