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