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Marek Vasut74e72202008-11-03 12:02:12 +00001/*
2 * linux/sound/soc/pxa/palm27x.c
3 *
4 * SoC Audio driver for Palm T|X, T5 and LifeDrive
5 *
6 * based on tosa.c
7 *
8 * Copyright (C) 2008 Marek Vasut <marek.vasut@gmail.com>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13 *
14 */
15
16#include <linux/module.h>
17#include <linux/moduleparam.h>
18#include <linux/device.h>
19#include <linux/gpio.h>
Marek Vasut74e72202008-11-03 12:02:12 +000020
21#include <sound/core.h>
22#include <sound/pcm.h>
23#include <sound/soc.h>
Marek Vasut4ce2f2f2009-07-23 22:16:56 +020024#include <sound/jack.h>
Marek Vasut74e72202008-11-03 12:02:12 +000025
26#include <asm/mach-types.h>
27#include <mach/audio.h>
28#include <mach/palmasoc.h>
29
30#include "../codecs/wm9712.h"
Marek Vasut74e72202008-11-03 12:02:12 +000031#include "pxa2xx-ac97.h"
32
Marek Vasut4ce2f2f2009-07-23 22:16:56 +020033static struct snd_soc_jack hs_jack;
Marek Vasut74e72202008-11-03 12:02:12 +000034
Marek Vasut4ce2f2f2009-07-23 22:16:56 +020035/* Headphones jack detection DAPM pins */
36static struct snd_soc_jack_pin hs_jack_pins[] = {
37 {
38 .pin = "Headphone Jack",
39 .mask = SND_JACK_HEADPHONE,
40 },
Marek Vasut74e72202008-11-03 12:02:12 +000041};
42
Marek Vasut4ce2f2f2009-07-23 22:16:56 +020043/* Headphones jack detection gpios */
44static struct snd_soc_jack_gpio hs_jack_gpios[] = {
45 [0] = {
46 /* gpio is set on per-platform basis */
47 .name = "hp-gpio",
48 .report = SND_JACK_HEADPHONE,
49 .debounce_time = 200,
50 },
51};
Marek Vasut74e72202008-11-03 12:02:12 +000052
Marek Vasut4ce2f2f2009-07-23 22:16:56 +020053/* Palm27x machine dapm widgets */
Marek Vasut74e72202008-11-03 12:02:12 +000054static const struct snd_soc_dapm_widget palm27x_dapm_widgets[] = {
55 SND_SOC_DAPM_HP("Headphone Jack", NULL),
Marek Vasut4ce2f2f2009-07-23 22:16:56 +020056 SND_SOC_DAPM_SPK("Ext. Speaker", NULL),
57 SND_SOC_DAPM_MIC("Ext. Microphone", NULL),
Marek Vasut74e72202008-11-03 12:02:12 +000058};
59
60/* PalmTX audio map */
61static const struct snd_soc_dapm_route audio_map[] = {
62 /* headphone connected to HPOUTL, HPOUTR */
63 {"Headphone Jack", NULL, "HPOUTL"},
64 {"Headphone Jack", NULL, "HPOUTR"},
65
66 /* ext speaker connected to ROUT2, LOUT2 */
Marek Vasut4ce2f2f2009-07-23 22:16:56 +020067 {"Ext. Speaker", NULL, "LOUT2"},
68 {"Ext. Speaker", NULL, "ROUT2"},
69
70 /* mic connected to MIC1 */
71 {"Ext. Microphone", NULL, "MIC1"},
Marek Vasut74e72202008-11-03 12:02:12 +000072};
73
Marek Vasut4ce2f2f2009-07-23 22:16:56 +020074static struct snd_soc_card palm27x_asoc;
Marek Vasut74e72202008-11-03 12:02:12 +000075
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +000076static int palm27x_ac97_init(struct snd_soc_pcm_runtime *rtd)
Marek Vasut74e72202008-11-03 12:02:12 +000077{
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +000078 struct snd_soc_codec *codec = rtd->codec;
Liam Girdwoodce6120c2010-11-05 15:53:46 +020079 struct snd_soc_dapm_context *dapm = &codec->dapm;
Philipp Zabeleb5f6d752009-03-12 11:07:54 +010080 int err;
Marek Vasut74e72202008-11-03 12:02:12 +000081
Marek Vasut4ce2f2f2009-07-23 22:16:56 +020082 /* add palm27x specific widgets */
Liam Girdwoodce6120c2010-11-05 15:53:46 +020083 err = snd_soc_dapm_new_controls(dapm, palm27x_dapm_widgets,
Marek Vasut4ce2f2f2009-07-23 22:16:56 +020084 ARRAY_SIZE(palm27x_dapm_widgets));
85 if (err)
Philipp Zabeleb5f6d752009-03-12 11:07:54 +010086 return err;
Marek Vasut74e72202008-11-03 12:02:12 +000087
Marek Vasut74e72202008-11-03 12:02:12 +000088 /* set up palm27x specific audio path audio_map */
Liam Girdwoodce6120c2010-11-05 15:53:46 +020089 err = snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));
Marek Vasut4ce2f2f2009-07-23 22:16:56 +020090 if (err)
91 return err;
Marek Vasut74e72202008-11-03 12:02:12 +000092
Marek Vasut4ce2f2f2009-07-23 22:16:56 +020093 /* connected pins */
94 if (machine_is_palmld())
Liam Girdwoodce6120c2010-11-05 15:53:46 +020095 snd_soc_dapm_enable_pin(dapm, "MIC1");
96 snd_soc_dapm_enable_pin(dapm, "HPOUTL");
97 snd_soc_dapm_enable_pin(dapm, "HPOUTR");
98 snd_soc_dapm_enable_pin(dapm, "LOUT2");
99 snd_soc_dapm_enable_pin(dapm, "ROUT2");
Marek Vasut4ce2f2f2009-07-23 22:16:56 +0200100
101 /* not connected pins */
Liam Girdwoodce6120c2010-11-05 15:53:46 +0200102 snd_soc_dapm_nc_pin(dapm, "OUT3");
103 snd_soc_dapm_nc_pin(dapm, "MONOOUT");
104 snd_soc_dapm_nc_pin(dapm, "LINEINL");
105 snd_soc_dapm_nc_pin(dapm, "LINEINR");
106 snd_soc_dapm_nc_pin(dapm, "PCBEEP");
107 snd_soc_dapm_nc_pin(dapm, "PHONE");
108 snd_soc_dapm_nc_pin(dapm, "MIC2");
Marek Vasut4ce2f2f2009-07-23 22:16:56 +0200109
Marek Vasut4ce2f2f2009-07-23 22:16:56 +0200110 /* Jack detection API stuff */
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000111 err = snd_soc_jack_new(codec, "Headphone Jack",
Marek Vasut4ce2f2f2009-07-23 22:16:56 +0200112 SND_JACK_HEADPHONE, &hs_jack);
113 if (err)
114 return err;
115
116 err = snd_soc_jack_add_pins(&hs_jack, ARRAY_SIZE(hs_jack_pins),
117 hs_jack_pins);
118 if (err)
119 return err;
120
121 err = snd_soc_jack_add_gpios(&hs_jack, ARRAY_SIZE(hs_jack_gpios),
122 hs_jack_gpios);
123
124 return err;
Marek Vasut74e72202008-11-03 12:02:12 +0000125}
126
127static struct snd_soc_dai_link palm27x_dai[] = {
128{
129 .name = "AC97 HiFi",
130 .stream_name = "AC97 HiFi",
Dmitry Eremin-Solenikov4bfc4e22011-02-23 02:29:11 +0300131 .cpu_dai_name = "pxa2xx-ac97",
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000132 .codec_dai_name = "wm9712-hifi",
133 .codec_name = "wm9712-codec",
134 .platform_name = "pxa-pcm-audio",
Marek Vasut74e72202008-11-03 12:02:12 +0000135 .init = palm27x_ac97_init,
Marek Vasut74e72202008-11-03 12:02:12 +0000136},
137{
138 .name = "AC97 Aux",
139 .stream_name = "AC97 Aux",
Dmitry Eremin-Solenikov4bfc4e22011-02-23 02:29:11 +0300140 .cpu_dai_name = "pxa2xx-ac97-aux",
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000141 .codec_dai_name = "wm9712-aux",
142 .codec_name = "wm9712-codec",
143 .platform_name = "pxa-pcm-audio",
Marek Vasut74e72202008-11-03 12:02:12 +0000144},
145};
146
Mark Brown87506542008-11-18 20:50:34 +0000147static struct snd_soc_card palm27x_asoc = {
Marek Vasut74e72202008-11-03 12:02:12 +0000148 .name = "Palm/PXA27x",
Axel Lin561c6a12011-12-22 09:44:43 +0800149 .owner = THIS_MODULE,
Marek Vasut74e72202008-11-03 12:02:12 +0000150 .dai_link = palm27x_dai,
151 .num_links = ARRAY_SIZE(palm27x_dai),
152};
153
Marek Vasut74e72202008-11-03 12:02:12 +0000154static struct platform_device *palm27x_snd_device;
155
Marek Vasute91fb912009-04-17 11:37:35 +0200156static int palm27x_asoc_probe(struct platform_device *pdev)
Marek Vasut74e72202008-11-03 12:02:12 +0000157{
158 int ret;
159
160 if (!(machine_is_palmtx() || machine_is_palmt5() ||
Marek Vasut37330ef2009-04-23 11:27:11 +0200161 machine_is_palmld() || machine_is_palmte2()))
Marek Vasut74e72202008-11-03 12:02:12 +0000162 return -ENODEV;
163
Marek Vasut4ce2f2f2009-07-23 22:16:56 +0200164 if (!pdev->dev.platform_data) {
165 dev_err(&pdev->dev, "please supply platform_data\n");
166 return -ENODEV;
167 }
168
169 hs_jack_gpios[0].gpio = ((struct palm27x_asoc_info *)
Marek Vasute91fb912009-04-17 11:37:35 +0200170 (pdev->dev.platform_data))->jack_gpio;
171
Marek Vasut74e72202008-11-03 12:02:12 +0000172 palm27x_snd_device = platform_device_alloc("soc-audio", -1);
Marek Vasut4ce2f2f2009-07-23 22:16:56 +0200173 if (!palm27x_snd_device)
174 return -ENOMEM;
Marek Vasut74e72202008-11-03 12:02:12 +0000175
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000176 platform_set_drvdata(palm27x_snd_device, &palm27x_asoc);
Marek Vasut74e72202008-11-03 12:02:12 +0000177 ret = platform_device_add(palm27x_snd_device);
178
179 if (ret != 0)
180 goto put_device;
181
182 return 0;
183
184put_device:
185 platform_device_put(palm27x_snd_device);
Marek Vasut74e72202008-11-03 12:02:12 +0000186
187 return ret;
188}
189
Marek Vasute91fb912009-04-17 11:37:35 +0200190static int __devexit palm27x_asoc_remove(struct platform_device *pdev)
Marek Vasut74e72202008-11-03 12:02:12 +0000191{
Marek Vasut74e72202008-11-03 12:02:12 +0000192 platform_device_unregister(palm27x_snd_device);
Marek Vasute91fb912009-04-17 11:37:35 +0200193 return 0;
Marek Vasut74e72202008-11-03 12:02:12 +0000194}
195
Marek Vasute91fb912009-04-17 11:37:35 +0200196static struct platform_driver palm27x_wm9712_driver = {
197 .probe = palm27x_asoc_probe,
198 .remove = __devexit_p(palm27x_asoc_remove),
199 .driver = {
200 .name = "palm27x-asoc",
201 .owner = THIS_MODULE,
202 },
203};
204
Axel Lin2f702a12011-11-25 10:13:37 +0800205module_platform_driver(palm27x_wm9712_driver);
Marek Vasut74e72202008-11-03 12:02:12 +0000206
207/* Module information */
208MODULE_AUTHOR("Marek Vasut <marek.vasut@gmail.com>");
209MODULE_DESCRIPTION("ALSA SoC Palm T|X, T5 and LifeDrive");
210MODULE_LICENSE("GPL");