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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>
Arnd Bergmann293b2da2012-08-24 15:16:48 +020028#include <linux/platform_data/asoc-palm27x.h>
Marek Vasut74e72202008-11-03 12:02:12 +000029
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 /* connected pins */
83 if (machine_is_palmld())
Liam Girdwoodce6120c2010-11-05 15:53:46 +020084 snd_soc_dapm_enable_pin(dapm, "MIC1");
85 snd_soc_dapm_enable_pin(dapm, "HPOUTL");
86 snd_soc_dapm_enable_pin(dapm, "HPOUTR");
87 snd_soc_dapm_enable_pin(dapm, "LOUT2");
88 snd_soc_dapm_enable_pin(dapm, "ROUT2");
Marek Vasut4ce2f2f2009-07-23 22:16:56 +020089
90 /* not connected pins */
Liam Girdwoodce6120c2010-11-05 15:53:46 +020091 snd_soc_dapm_nc_pin(dapm, "OUT3");
92 snd_soc_dapm_nc_pin(dapm, "MONOOUT");
93 snd_soc_dapm_nc_pin(dapm, "LINEINL");
94 snd_soc_dapm_nc_pin(dapm, "LINEINR");
95 snd_soc_dapm_nc_pin(dapm, "PCBEEP");
96 snd_soc_dapm_nc_pin(dapm, "PHONE");
97 snd_soc_dapm_nc_pin(dapm, "MIC2");
Marek Vasut4ce2f2f2009-07-23 22:16:56 +020098
Marek Vasut4ce2f2f2009-07-23 22:16:56 +020099 /* Jack detection API stuff */
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000100 err = snd_soc_jack_new(codec, "Headphone Jack",
Marek Vasut4ce2f2f2009-07-23 22:16:56 +0200101 SND_JACK_HEADPHONE, &hs_jack);
102 if (err)
103 return err;
104
105 err = snd_soc_jack_add_pins(&hs_jack, ARRAY_SIZE(hs_jack_pins),
106 hs_jack_pins);
107 if (err)
108 return err;
109
110 err = snd_soc_jack_add_gpios(&hs_jack, ARRAY_SIZE(hs_jack_gpios),
111 hs_jack_gpios);
112
113 return err;
Marek Vasut74e72202008-11-03 12:02:12 +0000114}
115
116static struct snd_soc_dai_link palm27x_dai[] = {
117{
118 .name = "AC97 HiFi",
119 .stream_name = "AC97 HiFi",
Dmitry Eremin-Solenikov4bfc4e22011-02-23 02:29:11 +0300120 .cpu_dai_name = "pxa2xx-ac97",
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000121 .codec_dai_name = "wm9712-hifi",
122 .codec_name = "wm9712-codec",
123 .platform_name = "pxa-pcm-audio",
Marek Vasut74e72202008-11-03 12:02:12 +0000124 .init = palm27x_ac97_init,
Marek Vasut74e72202008-11-03 12:02:12 +0000125},
126{
127 .name = "AC97 Aux",
128 .stream_name = "AC97 Aux",
Dmitry Eremin-Solenikov4bfc4e22011-02-23 02:29:11 +0300129 .cpu_dai_name = "pxa2xx-ac97-aux",
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000130 .codec_dai_name = "wm9712-aux",
131 .codec_name = "wm9712-codec",
132 .platform_name = "pxa-pcm-audio",
Marek Vasut74e72202008-11-03 12:02:12 +0000133},
134};
135
Mark Brown87506542008-11-18 20:50:34 +0000136static struct snd_soc_card palm27x_asoc = {
Marek Vasut74e72202008-11-03 12:02:12 +0000137 .name = "Palm/PXA27x",
Axel Lin561c6a12011-12-22 09:44:43 +0800138 .owner = THIS_MODULE,
Marek Vasut74e72202008-11-03 12:02:12 +0000139 .dai_link = palm27x_dai,
140 .num_links = ARRAY_SIZE(palm27x_dai),
Mike Dunn016fb392012-12-29 10:53:17 -0800141 .dapm_widgets = palm27x_dapm_widgets,
142 .num_dapm_widgets = ARRAY_SIZE(palm27x_dapm_widgets),
143 .dapm_routes = audio_map,
144 .num_dapm_routes = ARRAY_SIZE(audio_map)
Marek Vasut74e72202008-11-03 12:02:12 +0000145};
146
Marek Vasut74e72202008-11-03 12:02:12 +0000147static struct platform_device *palm27x_snd_device;
148
Marek Vasute91fb912009-04-17 11:37:35 +0200149static int palm27x_asoc_probe(struct platform_device *pdev)
Marek Vasut74e72202008-11-03 12:02:12 +0000150{
151 int ret;
152
153 if (!(machine_is_palmtx() || machine_is_palmt5() ||
Marek Vasut37330ef2009-04-23 11:27:11 +0200154 machine_is_palmld() || machine_is_palmte2()))
Marek Vasut74e72202008-11-03 12:02:12 +0000155 return -ENODEV;
156
Marek Vasut4ce2f2f2009-07-23 22:16:56 +0200157 if (!pdev->dev.platform_data) {
158 dev_err(&pdev->dev, "please supply platform_data\n");
159 return -ENODEV;
160 }
161
162 hs_jack_gpios[0].gpio = ((struct palm27x_asoc_info *)
Marek Vasute91fb912009-04-17 11:37:35 +0200163 (pdev->dev.platform_data))->jack_gpio;
164
Marek Vasut74e72202008-11-03 12:02:12 +0000165 palm27x_snd_device = platform_device_alloc("soc-audio", -1);
Marek Vasut4ce2f2f2009-07-23 22:16:56 +0200166 if (!palm27x_snd_device)
167 return -ENOMEM;
Marek Vasut74e72202008-11-03 12:02:12 +0000168
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000169 platform_set_drvdata(palm27x_snd_device, &palm27x_asoc);
Marek Vasut74e72202008-11-03 12:02:12 +0000170 ret = platform_device_add(palm27x_snd_device);
171
172 if (ret != 0)
173 goto put_device;
174
175 return 0;
176
177put_device:
178 platform_device_put(palm27x_snd_device);
Marek Vasut74e72202008-11-03 12:02:12 +0000179
180 return ret;
181}
182
Bill Pemberton570f6fe2012-12-07 09:26:17 -0500183static int palm27x_asoc_remove(struct platform_device *pdev)
Marek Vasut74e72202008-11-03 12:02:12 +0000184{
Marek Vasut74e72202008-11-03 12:02:12 +0000185 platform_device_unregister(palm27x_snd_device);
Marek Vasute91fb912009-04-17 11:37:35 +0200186 return 0;
Marek Vasut74e72202008-11-03 12:02:12 +0000187}
188
Marek Vasute91fb912009-04-17 11:37:35 +0200189static struct platform_driver palm27x_wm9712_driver = {
190 .probe = palm27x_asoc_probe,
Bill Pemberton570f6fe2012-12-07 09:26:17 -0500191 .remove = palm27x_asoc_remove,
Marek Vasute91fb912009-04-17 11:37:35 +0200192 .driver = {
193 .name = "palm27x-asoc",
194 .owner = THIS_MODULE,
195 },
196};
197
Axel Lin2f702a12011-11-25 10:13:37 +0800198module_platform_driver(palm27x_wm9712_driver);
Marek Vasut74e72202008-11-03 12:02:12 +0000199
200/* Module information */
201MODULE_AUTHOR("Marek Vasut <marek.vasut@gmail.com>");
202MODULE_DESCRIPTION("ALSA SoC Palm T|X, T5 and LifeDrive");
203MODULE_LICENSE("GPL");