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