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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/sound/soc/blackfin/bf5xx-ad1980.c
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/*

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 * File:         sound/soc/blackfin/bf5xx-ad1980.c

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 * Author:       Cliff Cai <[email protected]>

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 *

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 * Created:      Tue June 06 2008

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 * Description:  Board driver for AD1980/1 audio codec

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 *

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 * Modified:

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 *               Copyright 2008 Analog Devices Inc.

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 *

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 * Bugs:         Enter bugs at http://blackfin.uclinux.org/

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 *

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 * This program is free software; you can redistribute it and/or modify

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 * it under the terms of the GNU General Public License as published by

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 * the Free Software Foundation; either version 2 of the License, or

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 * (at your option) any later version.

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 *

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 * This program is distributed in the hope that it will be useful,

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 * but WITHOUT ANY WARRANTY; without even the implied warranty of

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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

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 * GNU General Public License for more details.

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 *

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 * You should have received a copy of the GNU General Public License

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 * along with this program; if not, see the file COPYING, or write

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 * to the Free Software Foundation, Inc.,

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 * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

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 */

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/*

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 * WARNING:

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 *

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 * Because Analog Devices Inc. discontinued the ad1980 sound chip since

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 * Sep. 2009, this ad1980 driver is not maintained, tested and supported

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 * by ADI now.

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 */

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#include <linux/module.h>

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#include <linux/moduleparam.h>

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#include <linux/device.h>

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#include <asm/dma.h>

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#include <sound/core.h>

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#include <sound/pcm.h>

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#include <sound/soc.h>

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#include <linux/gpio.h>

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#include <asm/portmux.h>

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#include "../codecs/ad1980.h"

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#include "bf5xx-ac97-pcm.h"

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#include "bf5xx-ac97.h"

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static struct snd_soc_card bf5xx_board;

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static struct snd_soc_dai_link bf5xx_board_dai[] = {

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	{

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		.name = "AC97",

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		.stream_name = "AC97 HiFi",

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		.cpu_dai_name = "bfin-ac97.0",

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		.codec_dai_name = "ad1980-hifi",

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		.platform_name = "bfin-ac97-pcm-audio",

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		.codec_name = "ad1980",

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	},

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	{

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		.name = "AC97",

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		.stream_name = "AC97 HiFi",

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		.cpu_dai_name = "bfin-ac97.1",

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		.codec_dai_name = "ad1980-hifi",

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		.platform_name = "bfin-ac97-pcm-audio",

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		.codec_name = "ad1980",

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	},

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};

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static struct snd_soc_card bf5xx_board = {

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	.name = "bfin-ad1980",

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	.dai_link = &bf5xx_board_dai[CONFIG_SND_BF5XX_SPORT_NUM],

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	.num_links = 1,

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};

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static struct platform_device *bf5xx_board_snd_device;

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static int __init bf5xx_board_init(void)

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{

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	int ret;

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	bf5xx_board_snd_device = platform_device_alloc("soc-audio", -1);

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	if (!bf5xx_board_snd_device)

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		return -ENOMEM;

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	platform_set_drvdata(bf5xx_board_snd_device, &bf5xx_board);

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	ret = platform_device_add(bf5xx_board_snd_device);

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	if (ret)

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		platform_device_put(bf5xx_board_snd_device);

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	return ret;

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}

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static void __exit bf5xx_board_exit(void)

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{

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	platform_device_unregister(bf5xx_board_snd_device);

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}

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module_init(bf5xx_board_init);

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module_exit(bf5xx_board_exit);

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/* Module information */

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MODULE_AUTHOR("Cliff Cai");

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MODULE_DESCRIPTION("ALSA SoC AD1980/1 BF5xx board (Obsolete)");

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MODULE_LICENSE("GPL");

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