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Diffstat (limited to 'sound/soc/blackfin/bf5xx-ad1980.c')
-rw-r--r-- | sound/soc/blackfin/bf5xx-ad1980.c | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/sound/soc/blackfin/bf5xx-ad1980.c b/sound/soc/blackfin/bf5xx-ad1980.c new file mode 100644 index 000000000..0fa81a523 --- /dev/null +++ b/sound/soc/blackfin/bf5xx-ad1980.c @@ -0,0 +1,109 @@ +/* + * File: sound/soc/blackfin/bf5xx-ad1980.c + * Author: Cliff Cai <Cliff.Cai@analog.com> + * + * Created: Tue June 06 2008 + * Description: Board driver for AD1980/1 audio codec + * + * Modified: + * Copyright 2008 Analog Devices Inc. + * + * Bugs: Enter bugs at http://blackfin.uclinux.org/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see the file COPYING, or write + * to the Free Software Foundation, Inc., + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/* + * WARNING: + * + * Because Analog Devices Inc. discontinued the ad1980 sound chip since + * Sep. 2009, this ad1980 driver is not maintained, tested and supported + * by ADI now. + */ + +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/device.h> +#include <asm/dma.h> + +#include <sound/core.h> +#include <sound/pcm.h> +#include <sound/soc.h> + +#include <linux/gpio.h> +#include <asm/portmux.h> + +#include "bf5xx-ac97.h" + +static struct snd_soc_card bf5xx_board; + +static struct snd_soc_dai_link bf5xx_board_dai[] = { + { + .name = "AC97", + .stream_name = "AC97 HiFi", + .cpu_dai_name = "bfin-ac97.0", + .codec_dai_name = "ad1980-hifi", + .platform_name = "bfin-ac97-pcm-audio", + .codec_name = "ad1980", + }, + { + .name = "AC97", + .stream_name = "AC97 HiFi", + .cpu_dai_name = "bfin-ac97.1", + .codec_dai_name = "ad1980-hifi", + .platform_name = "bfin-ac97-pcm-audio", + .codec_name = "ad1980", + }, +}; + +static struct snd_soc_card bf5xx_board = { + .name = "bfin-ad1980", + .owner = THIS_MODULE, + .dai_link = &bf5xx_board_dai[CONFIG_SND_BF5XX_SPORT_NUM], + .num_links = 1, +}; + +static struct platform_device *bf5xx_board_snd_device; + +static int __init bf5xx_board_init(void) +{ + int ret; + + bf5xx_board_snd_device = platform_device_alloc("soc-audio", -1); + if (!bf5xx_board_snd_device) + return -ENOMEM; + + platform_set_drvdata(bf5xx_board_snd_device, &bf5xx_board); + ret = platform_device_add(bf5xx_board_snd_device); + + if (ret) + platform_device_put(bf5xx_board_snd_device); + + return ret; +} + +static void __exit bf5xx_board_exit(void) +{ + platform_device_unregister(bf5xx_board_snd_device); +} + +module_init(bf5xx_board_init); +module_exit(bf5xx_board_exit); + +/* Module information */ +MODULE_AUTHOR("Cliff Cai"); +MODULE_DESCRIPTION("ALSA SoC AD1980/1 BF5xx board (Obsolete)"); +MODULE_LICENSE("GPL"); |