1/* sound/soc/samsung/s3c24xx_simtec_hermes.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 <sound/soc.h> 11 12#include "s3c24xx_simtec.h" 13 14static const struct snd_soc_dapm_widget dapm_widgets[] = { 15 SND_SOC_DAPM_LINE("GSM Out", NULL), 16 SND_SOC_DAPM_LINE("GSM In", NULL), 17 SND_SOC_DAPM_LINE("Line In", NULL), 18 SND_SOC_DAPM_LINE("Line Out", NULL), 19 SND_SOC_DAPM_LINE("ZV", NULL), 20 SND_SOC_DAPM_MIC("Mic Jack", NULL), 21 SND_SOC_DAPM_HP("Headphone Jack", NULL), 22}; 23 24static const struct snd_soc_dapm_route base_map[] = { 25 /* Headphone connected to HP{L,R}OUT and HP{L,R}COM */ 26 27 { "Headphone Jack", NULL, "HPLOUT" }, 28 { "Headphone Jack", NULL, "HPLCOM" }, 29 { "Headphone Jack", NULL, "HPROUT" }, 30 { "Headphone Jack", NULL, "HPRCOM" }, 31 32 /* ZV connected to Line1 */ 33 34 { "LINE1L", NULL, "ZV" }, 35 { "LINE1R", NULL, "ZV" }, 36 37 /* Line In connected to Line2 */ 38 39 { "LINE2L", NULL, "Line In" }, 40 { "LINE2R", NULL, "Line In" }, 41 42 /* Microphone connected to MIC3R and MIC_BIAS */ 43 44 { "MIC3L", NULL, "Mic Jack" }, 45 46 /* GSM connected to MONO_LOUT and MIC3L (in) */ 47 48 { "GSM Out", NULL, "MONO_LOUT" }, 49 { "MIC3L", NULL, "GSM In" }, 50 51 /* Speaker is connected to LINEOUT{LN,LP,RN,RP}, however we are 52 * not using the DAPM to power it up and down as there it makes 53 * a click when powering up. */ 54}; 55 56/** 57 * simtec_hermes_init - initialise and add controls 58 * @codec; The codec instance to attach to. 59 * 60 * Attach our controls and configure the necessary codec 61 * mappings for our sound card instance. 62*/ 63static int simtec_hermes_init(struct snd_soc_pcm_runtime *rtd) 64{ 65 struct snd_soc_codec *codec = rtd->codec; 66 struct snd_soc_dapm_context *dapm = &codec->dapm; 67 68 snd_soc_dapm_new_controls(dapm, dapm_widgets, 69 ARRAY_SIZE(dapm_widgets)); 70 71 snd_soc_dapm_add_routes(dapm, base_map, ARRAY_SIZE(base_map)); 72 73 snd_soc_dapm_enable_pin(dapm, "Headphone Jack"); 74 snd_soc_dapm_enable_pin(dapm, "Line In"); 75 snd_soc_dapm_enable_pin(dapm, "Line Out"); 76 snd_soc_dapm_enable_pin(dapm, "Mic Jack"); 77 78 simtec_audio_init(rtd); 79 snd_soc_dapm_sync(dapm); 80 81 return 0; 82} 83 84static struct snd_soc_dai_link simtec_dai_aic33 = { 85 .name = "tlv320aic33", 86 .stream_name = "TLV320AIC33", 87 .codec_name = "tlv320aic3x-codec.0-001a", 88 .cpu_dai_name = "s3c24xx-iis", 89 .codec_dai_name = "tlv320aic3x-hifi", 90 .platform_name = "samsung-audio", 91 .init = simtec_hermes_init, 92}; 93 94/* simtec audio machine driver */ 95static struct snd_soc_card snd_soc_machine_simtec_aic33 = { 96 .name = "Simtec-Hermes", 97 .dai_link = &simtec_dai_aic33, 98 .num_links = 1, 99}; 100 101static int __devinit simtec_audio_hermes_probe(struct platform_device *pd) 102{ 103 dev_info(&pd->dev, "probing....\n"); 104 return simtec_audio_core_probe(pd, &snd_soc_machine_simtec_aic33); 105} 106 107static struct platform_driver simtec_audio_hermes_platdrv = { 108 .driver = { 109 .owner = THIS_MODULE, 110 .name = "s3c24xx-simtec-hermes-snd", 111 .pm = simtec_audio_pm, 112 }, 113 .probe = simtec_audio_hermes_probe, 114 .remove = __devexit_p(simtec_audio_remove), 115}; 116 117MODULE_ALIAS("platform:s3c24xx-simtec-hermes-snd"); 118 119static int __init simtec_hermes_modinit(void) 120{ 121 return platform_driver_register(&simtec_audio_hermes_platdrv); 122} 123 124static void __exit simtec_hermes_modexit(void) 125{ 126 platform_driver_unregister(&simtec_audio_hermes_platdrv); 127} 128 129module_init(simtec_hermes_modinit); 130module_exit(simtec_hermes_modexit); 131 132MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>"); 133MODULE_DESCRIPTION("ALSA SoC Simtec Audio support"); 134MODULE_LICENSE("GPL"); 135