You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
227 lines
5.4 KiB
227 lines
5.4 KiB
/*
|
|
* linux/sound/soc/pxa/palm27x.c
|
|
*
|
|
* SoC Audio driver for Palm T|X, T5 and LifeDrive
|
|
*
|
|
* based on tosa.c
|
|
*
|
|
* Copyright (C) 2008 Marek Vasut <marek.vasut@gmail.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
*/
|
|
|
|
#include <linux/module.h>
|
|
#include <linux/moduleparam.h>
|
|
#include <linux/device.h>
|
|
#include <linux/gpio.h>
|
|
|
|
#include <sound/core.h>
|
|
#include <sound/pcm.h>
|
|
#include <sound/soc.h>
|
|
#include <sound/soc-dapm.h>
|
|
#include <sound/jack.h>
|
|
|
|
#include <asm/mach-types.h>
|
|
#include <mach/audio.h>
|
|
#include <mach/palmasoc.h>
|
|
|
|
#include "../codecs/wm9712.h"
|
|
#include "pxa2xx-pcm.h"
|
|
#include "pxa2xx-ac97.h"
|
|
|
|
static struct snd_soc_jack hs_jack;
|
|
|
|
/* Headphones jack detection DAPM pins */
|
|
static struct snd_soc_jack_pin hs_jack_pins[] = {
|
|
{
|
|
.pin = "Headphone Jack",
|
|
.mask = SND_JACK_HEADPHONE,
|
|
},
|
|
};
|
|
|
|
/* Headphones jack detection gpios */
|
|
static struct snd_soc_jack_gpio hs_jack_gpios[] = {
|
|
[0] = {
|
|
/* gpio is set on per-platform basis */
|
|
.name = "hp-gpio",
|
|
.report = SND_JACK_HEADPHONE,
|
|
.debounce_time = 200,
|
|
},
|
|
};
|
|
|
|
/* Palm27x machine dapm widgets */
|
|
static const struct snd_soc_dapm_widget palm27x_dapm_widgets[] = {
|
|
SND_SOC_DAPM_HP("Headphone Jack", NULL),
|
|
SND_SOC_DAPM_SPK("Ext. Speaker", NULL),
|
|
SND_SOC_DAPM_MIC("Ext. Microphone", NULL),
|
|
};
|
|
|
|
/* PalmTX audio map */
|
|
static const struct snd_soc_dapm_route audio_map[] = {
|
|
/* headphone connected to HPOUTL, HPOUTR */
|
|
{"Headphone Jack", NULL, "HPOUTL"},
|
|
{"Headphone Jack", NULL, "HPOUTR"},
|
|
|
|
/* ext speaker connected to ROUT2, LOUT2 */
|
|
{"Ext. Speaker", NULL, "LOUT2"},
|
|
{"Ext. Speaker", NULL, "ROUT2"},
|
|
|
|
/* mic connected to MIC1 */
|
|
{"Ext. Microphone", NULL, "MIC1"},
|
|
};
|
|
|
|
static struct snd_soc_card palm27x_asoc;
|
|
|
|
static int palm27x_ac97_init(struct snd_soc_codec *codec)
|
|
{
|
|
int err;
|
|
|
|
/* add palm27x specific widgets */
|
|
err = snd_soc_dapm_new_controls(codec, palm27x_dapm_widgets,
|
|
ARRAY_SIZE(palm27x_dapm_widgets));
|
|
if (err)
|
|
return err;
|
|
|
|
/* set up palm27x specific audio path audio_map */
|
|
err = snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
|
|
if (err)
|
|
return err;
|
|
|
|
/* connected pins */
|
|
if (machine_is_palmld())
|
|
snd_soc_dapm_enable_pin(codec, "MIC1");
|
|
snd_soc_dapm_enable_pin(codec, "HPOUTL");
|
|
snd_soc_dapm_enable_pin(codec, "HPOUTR");
|
|
snd_soc_dapm_enable_pin(codec, "LOUT2");
|
|
snd_soc_dapm_enable_pin(codec, "ROUT2");
|
|
|
|
/* not connected pins */
|
|
snd_soc_dapm_nc_pin(codec, "OUT3");
|
|
snd_soc_dapm_nc_pin(codec, "MONOOUT");
|
|
snd_soc_dapm_nc_pin(codec, "LINEINL");
|
|
snd_soc_dapm_nc_pin(codec, "LINEINR");
|
|
snd_soc_dapm_nc_pin(codec, "PCBEEP");
|
|
snd_soc_dapm_nc_pin(codec, "PHONE");
|
|
snd_soc_dapm_nc_pin(codec, "MIC2");
|
|
|
|
err = snd_soc_dapm_sync(codec);
|
|
if (err)
|
|
return err;
|
|
|
|
/* Jack detection API stuff */
|
|
err = snd_soc_jack_new(&palm27x_asoc, "Headphone Jack",
|
|
SND_JACK_HEADPHONE, &hs_jack);
|
|
if (err)
|
|
return err;
|
|
|
|
err = snd_soc_jack_add_pins(&hs_jack, ARRAY_SIZE(hs_jack_pins),
|
|
hs_jack_pins);
|
|
if (err)
|
|
return err;
|
|
|
|
err = snd_soc_jack_add_gpios(&hs_jack, ARRAY_SIZE(hs_jack_gpios),
|
|
hs_jack_gpios);
|
|
|
|
return err;
|
|
}
|
|
|
|
static struct snd_soc_dai_link palm27x_dai[] = {
|
|
{
|
|
.name = "AC97 HiFi",
|
|
.stream_name = "AC97 HiFi",
|
|
.cpu_dai = &pxa_ac97_dai[PXA2XX_DAI_AC97_HIFI],
|
|
.codec_dai = &wm9712_dai[WM9712_DAI_AC97_HIFI],
|
|
.init = palm27x_ac97_init,
|
|
},
|
|
{
|
|
.name = "AC97 Aux",
|
|
.stream_name = "AC97 Aux",
|
|
.cpu_dai = &pxa_ac97_dai[PXA2XX_DAI_AC97_AUX],
|
|
.codec_dai = &wm9712_dai[WM9712_DAI_AC97_AUX],
|
|
},
|
|
};
|
|
|
|
static struct snd_soc_card palm27x_asoc = {
|
|
.name = "Palm/PXA27x",
|
|
.platform = &pxa2xx_soc_platform,
|
|
.dai_link = palm27x_dai,
|
|
.num_links = ARRAY_SIZE(palm27x_dai),
|
|
};
|
|
|
|
static struct snd_soc_device palm27x_snd_devdata = {
|
|
.card = &palm27x_asoc,
|
|
.codec_dev = &soc_codec_dev_wm9712,
|
|
};
|
|
|
|
static struct platform_device *palm27x_snd_device;
|
|
|
|
static int palm27x_asoc_probe(struct platform_device *pdev)
|
|
{
|
|
int ret;
|
|
|
|
if (!(machine_is_palmtx() || machine_is_palmt5() ||
|
|
machine_is_palmld() || machine_is_palmte2()))
|
|
return -ENODEV;
|
|
|
|
if (!pdev->dev.platform_data) {
|
|
dev_err(&pdev->dev, "please supply platform_data\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
hs_jack_gpios[0].gpio = ((struct palm27x_asoc_info *)
|
|
(pdev->dev.platform_data))->jack_gpio;
|
|
|
|
palm27x_snd_device = platform_device_alloc("soc-audio", -1);
|
|
if (!palm27x_snd_device)
|
|
return -ENOMEM;
|
|
|
|
platform_set_drvdata(palm27x_snd_device, &palm27x_snd_devdata);
|
|
palm27x_snd_devdata.dev = &palm27x_snd_device->dev;
|
|
ret = platform_device_add(palm27x_snd_device);
|
|
|
|
if (ret != 0)
|
|
goto put_device;
|
|
|
|
return 0;
|
|
|
|
put_device:
|
|
platform_device_put(palm27x_snd_device);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int __devexit palm27x_asoc_remove(struct platform_device *pdev)
|
|
{
|
|
platform_device_unregister(palm27x_snd_device);
|
|
return 0;
|
|
}
|
|
|
|
static struct platform_driver palm27x_wm9712_driver = {
|
|
.probe = palm27x_asoc_probe,
|
|
.remove = __devexit_p(palm27x_asoc_remove),
|
|
.driver = {
|
|
.name = "palm27x-asoc",
|
|
.owner = THIS_MODULE,
|
|
},
|
|
};
|
|
|
|
static int __init palm27x_asoc_init(void)
|
|
{
|
|
return platform_driver_register(&palm27x_wm9712_driver);
|
|
}
|
|
|
|
static void __exit palm27x_asoc_exit(void)
|
|
{
|
|
platform_driver_unregister(&palm27x_wm9712_driver);
|
|
}
|
|
|
|
module_init(palm27x_asoc_init);
|
|
module_exit(palm27x_asoc_exit);
|
|
|
|
/* Module information */
|
|
MODULE_AUTHOR("Marek Vasut <marek.vasut@gmail.com>");
|
|
MODULE_DESCRIPTION("ALSA SoC Palm T|X, T5 and LifeDrive");
|
|
MODULE_LICENSE("GPL");
|
|
|