1/*
2 * File:         sound/soc/blackfin/bf5xx-ad1980.c
3 * Author:       Cliff Cai <Cliff.Cai@analog.com>
4 *
5 * Created:      Tue June 06 2008
6 * Description:  Board driver for AD1980/1 audio codec
7 *
8 * Modified:
9 *               Copyright 2008 Analog Devices Inc.
10 *
11 * Bugs:         Enter bugs at http://blackfin.uclinux.org/
12 *
13 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by
15 * the Free Software Foundation; either version 2 of the License, or
16 * (at your option) any later version.
17 *
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
21 * GNU General Public License for more details.
22 *
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, see the file COPYING, or write
25 * to the Free Software Foundation, Inc.,
26 * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
27 */
28
29/*
30 * WARNING:
31 *
32 * Because Analog Devices Inc. discontinued the ad1980 sound chip since
33 * Sep. 2009, this ad1980 driver is not maintained, tested and supported
34 * by ADI now.
35 */
36
37#include <linux/module.h>
38#include <linux/moduleparam.h>
39#include <linux/device.h>
40#include <asm/dma.h>
41
42#include <sound/core.h>
43#include <sound/pcm.h>
44#include <sound/soc.h>
45
46#include <linux/gpio.h>
47#include <asm/portmux.h>
48
49#include "bf5xx-ac97.h"
50
51static struct snd_soc_card bf5xx_board;
52
53static struct snd_soc_dai_link bf5xx_board_dai[] = {
54	{
55		.name = "AC97",
56		.stream_name = "AC97 HiFi",
57		.cpu_dai_name = "bfin-ac97.0",
58		.codec_dai_name = "ad1980-hifi",
59		.platform_name = "bfin-ac97-pcm-audio",
60		.codec_name = "ad1980",
61	},
62	{
63		.name = "AC97",
64		.stream_name = "AC97 HiFi",
65		.cpu_dai_name = "bfin-ac97.1",
66		.codec_dai_name = "ad1980-hifi",
67		.platform_name = "bfin-ac97-pcm-audio",
68		.codec_name = "ad1980",
69	},
70};
71
72static struct snd_soc_card bf5xx_board = {
73	.name = "bfin-ad1980",
74	.owner = THIS_MODULE,
75	.dai_link = &bf5xx_board_dai[CONFIG_SND_BF5XX_SPORT_NUM],
76	.num_links = 1,
77};
78
79static struct platform_device *bf5xx_board_snd_device;
80
81static int __init bf5xx_board_init(void)
82{
83	int ret;
84
85	bf5xx_board_snd_device = platform_device_alloc("soc-audio", -1);
86	if (!bf5xx_board_snd_device)
87		return -ENOMEM;
88
89	platform_set_drvdata(bf5xx_board_snd_device, &bf5xx_board);
90	ret = platform_device_add(bf5xx_board_snd_device);
91
92	if (ret)
93		platform_device_put(bf5xx_board_snd_device);
94
95	return ret;
96}
97
98static void __exit bf5xx_board_exit(void)
99{
100	platform_device_unregister(bf5xx_board_snd_device);
101}
102
103module_init(bf5xx_board_init);
104module_exit(bf5xx_board_exit);
105
106/* Module information */
107MODULE_AUTHOR("Cliff Cai");
108MODULE_DESCRIPTION("ALSA SoC AD1980/1 BF5xx board (Obsolete)");
109MODULE_LICENSE("GPL");
110