1 /* sound/soc/samsung/s3c24xx_simtec_tlv320aic23.c
3 * Copyright 2009 Simtec Electronics
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.
10 #include <linux/module.h>
11 #include <linux/clk.h>
12 #include <linux/platform_device.h>
14 #include <sound/core.h>
15 #include <sound/pcm.h>
16 #include <sound/soc.h>
18 #include <plat/audio-simtec.h>
21 #include "s3c24xx-i2s.h"
22 #include "s3c24xx_simtec.h"
24 #include "../codecs/tlv320aic23.h"
26 /* supported machines:
28 * Machine Connections AMP
29 * ------- ----------- ---
30 * BAST MIC, HPOUT, LOUT, LIN TPA2001D1 (HPOUTL,R) (gain hardwired)
31 * VR1000 HPOUT, LIN None
32 * VR2000 LIN, LOUT, MIC, HP LM4871 (HPOUTL,R)
33 * DePicture LIN, LOUT, MIC, HP LM4871 (HPOUTL,R)
34 * Anubis LIN, LOUT, MIC, HP TPA2001D1 (HPOUTL,R)
37 static const struct snd_soc_dapm_widget dapm_widgets
[] = {
38 SND_SOC_DAPM_HP("Headphone Jack", NULL
),
39 SND_SOC_DAPM_LINE("Line In", NULL
),
40 SND_SOC_DAPM_LINE("Line Out", NULL
),
41 SND_SOC_DAPM_MIC("Mic Jack", NULL
),
44 static const struct snd_soc_dapm_route base_map
[] = {
45 { "Headphone Jack", NULL
, "LHPOUT"},
46 { "Headphone Jack", NULL
, "RHPOUT"},
48 { "Line Out", NULL
, "LOUT" },
49 { "Line Out", NULL
, "ROUT" },
51 { "LLINEIN", NULL
, "Line In"},
52 { "RLINEIN", NULL
, "Line In"},
54 { "MICIN", NULL
, "Mic Jack"},
58 * simtec_tlv320aic23_init - initialise and add controls
59 * @codec; The codec instance to attach to.
61 * Attach our controls and configure the necessary codec
62 * mappings for our sound card instance.
64 static int simtec_tlv320aic23_init(struct snd_soc_pcm_runtime
*rtd
)
66 struct snd_soc_codec
*codec
= rtd
->codec
;
67 struct snd_soc_dapm_context
*dapm
= &codec
->dapm
;
69 snd_soc_dapm_new_controls(dapm
, dapm_widgets
,
70 ARRAY_SIZE(dapm_widgets
));
72 snd_soc_dapm_add_routes(dapm
, base_map
, ARRAY_SIZE(base_map
));
74 snd_soc_dapm_enable_pin(dapm
, "Headphone Jack");
75 snd_soc_dapm_enable_pin(dapm
, "Line In");
76 snd_soc_dapm_enable_pin(dapm
, "Line Out");
77 snd_soc_dapm_enable_pin(dapm
, "Mic Jack");
79 simtec_audio_init(rtd
);
80 snd_soc_dapm_sync(dapm
);
85 static struct snd_soc_dai_link simtec_dai_aic23
= {
86 .name
= "tlv320aic23",
87 .stream_name
= "TLV320AIC23",
88 .codec_name
= "tlv320aic3x-codec.0-001a",
89 .cpu_dai_name
= "s3c24xx-iis",
90 .codec_dai_name
= "tlv320aic3x-hifi",
91 .platform_name
= "samsung-audio",
92 .init
= simtec_tlv320aic23_init
,
95 /* simtec audio machine driver */
96 static struct snd_soc_card snd_soc_machine_simtec_aic23
= {
98 .dai_link
= &simtec_dai_aic23
,
102 static int __devinit
simtec_audio_tlv320aic23_probe(struct platform_device
*pd
)
104 return simtec_audio_core_probe(pd
, &snd_soc_machine_simtec_aic23
);
107 static struct platform_driver simtec_audio_tlv320aic23_platdrv
= {
109 .owner
= THIS_MODULE
,
110 .name
= "s3c24xx-simtec-tlv320aic23",
111 .pm
= simtec_audio_pm
,
113 .probe
= simtec_audio_tlv320aic23_probe
,
114 .remove
= __devexit_p(simtec_audio_remove
),
117 MODULE_ALIAS("platform:s3c24xx-simtec-tlv320aic23");
119 static int __init
simtec_tlv320aic23_modinit(void)
121 return platform_driver_register(&simtec_audio_tlv320aic23_platdrv
);
124 static void __exit
simtec_tlv320aic23_modexit(void)
126 platform_driver_unregister(&simtec_audio_tlv320aic23_platdrv
);
129 module_init(simtec_tlv320aic23_modinit
);
130 module_exit(simtec_tlv320aic23_modexit
);
132 MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
133 MODULE_DESCRIPTION("ALSA SoC Simtec Audio support");
134 MODULE_LICENSE("GPL");