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