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Diffstat (limited to 'sound/soc/samsung/s3c24xx_simtec_hermes.c')
-rw-r--r--sound/soc/samsung/s3c24xx_simtec_hermes.c144
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diff --git a/sound/soc/samsung/s3c24xx_simtec_hermes.c b/sound/soc/samsung/s3c24xx_simtec_hermes.c
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+++ b/sound/soc/samsung/s3c24xx_simtec_hermes.c
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+/* sound/soc/samsung/s3c24xx_simtec_hermes.c
+ *
+ * Copyright 2009 Simtec Electronics
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/module.h>
+#include <linux/clk.h>
+#include <linux/platform_device.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+
+#include <plat/audio-simtec.h>
+
+#include "dma.h"
+#include "s3c24xx-i2s.h"
+#include "s3c24xx_simtec.h"
+
+static const struct snd_soc_dapm_widget dapm_widgets[] = {
+ SND_SOC_DAPM_LINE("GSM Out", NULL),
+ SND_SOC_DAPM_LINE("GSM In", NULL),
+ SND_SOC_DAPM_LINE("Line In", NULL),
+ SND_SOC_DAPM_LINE("Line Out", NULL),
+ SND_SOC_DAPM_LINE("ZV", NULL),
+ SND_SOC_DAPM_MIC("Mic Jack", NULL),
+ SND_SOC_DAPM_HP("Headphone Jack", NULL),
+};
+
+static const struct snd_soc_dapm_route base_map[] = {
+ /* Headphone connected to HP{L,R}OUT and HP{L,R}COM */
+
+ { "Headphone Jack", NULL, "HPLOUT" },
+ { "Headphone Jack", NULL, "HPLCOM" },
+ { "Headphone Jack", NULL, "HPROUT" },
+ { "Headphone Jack", NULL, "HPRCOM" },
+
+ /* ZV connected to Line1 */
+
+ { "LINE1L", NULL, "ZV" },
+ { "LINE1R", NULL, "ZV" },
+
+ /* Line In connected to Line2 */
+
+ { "LINE2L", NULL, "Line In" },
+ { "LINE2R", NULL, "Line In" },
+
+ /* Microphone connected to MIC3R and MIC_BIAS */
+
+ { "MIC3L", NULL, "Mic Jack" },
+
+ /* GSM connected to MONO_LOUT and MIC3L (in) */
+
+ { "GSM Out", NULL, "MONO_LOUT" },
+ { "MIC3L", NULL, "GSM In" },
+
+ /* Speaker is connected to LINEOUT{LN,LP,RN,RP}, however we are
+ * not using the DAPM to power it up and down as there it makes
+ * a click when powering up. */
+};
+
+/**
+ * simtec_hermes_init - initialise and add controls
+ * @codec; The codec instance to attach to.
+ *
+ * Attach our controls and configure the necessary codec
+ * mappings for our sound card instance.
+*/
+static int simtec_hermes_init(struct snd_soc_pcm_runtime *rtd)
+{
+ struct snd_soc_codec *codec = rtd->codec;
+ struct snd_soc_dapm_context *dapm = &codec->dapm;
+
+ snd_soc_dapm_new_controls(dapm, dapm_widgets,
+ ARRAY_SIZE(dapm_widgets));
+
+ snd_soc_dapm_add_routes(dapm, base_map, ARRAY_SIZE(base_map));
+
+ snd_soc_dapm_enable_pin(dapm, "Headphone Jack");
+ snd_soc_dapm_enable_pin(dapm, "Line In");
+ snd_soc_dapm_enable_pin(dapm, "Line Out");
+ snd_soc_dapm_enable_pin(dapm, "Mic Jack");
+
+ simtec_audio_init(rtd);
+ snd_soc_dapm_sync(dapm);
+
+ return 0;
+}
+
+static struct snd_soc_dai_link simtec_dai_aic33 = {
+ .name = "tlv320aic33",
+ .stream_name = "TLV320AIC33",
+ .codec_name = "tlv320aic3x-codec.0-0x1a",
+ .cpu_dai_name = "s3c24xx-i2s",
+ .codec_dai_name = "tlv320aic3x-hifi",
+ .platform_name = "samsung-audio",
+ .init = simtec_hermes_init,
+};
+
+/* simtec audio machine driver */
+static struct snd_soc_card snd_soc_machine_simtec_aic33 = {
+ .name = "Simtec-Hermes",
+ .dai_link = &simtec_dai_aic33,
+ .num_links = 1,
+};
+
+static int __devinit simtec_audio_hermes_probe(struct platform_device *pd)
+{
+ dev_info(&pd->dev, "probing....\n");
+ return simtec_audio_core_probe(pd, &snd_soc_machine_simtec_aic33);
+}
+
+static struct platform_driver simtec_audio_hermes_platdrv = {
+ .driver = {
+ .owner = THIS_MODULE,
+ .name = "s3c24xx-simtec-hermes-snd",
+ .pm = simtec_audio_pm,
+ },
+ .probe = simtec_audio_hermes_probe,
+ .remove = __devexit_p(simtec_audio_remove),
+};
+
+MODULE_ALIAS("platform:s3c24xx-simtec-hermes-snd");
+
+static int __init simtec_hermes_modinit(void)
+{
+ return platform_driver_register(&simtec_audio_hermes_platdrv);
+}
+
+static void __exit simtec_hermes_modexit(void)
+{
+ platform_driver_unregister(&simtec_audio_hermes_platdrv);
+}
+
+module_init(simtec_hermes_modinit);
+module_exit(simtec_hermes_modexit);
+
+MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
+MODULE_DESCRIPTION("ALSA SoC Simtec Audio support");
+MODULE_LICENSE("GPL");