projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| c4cf8c79 CC |
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 | ||
| 2e2211a3 SZ |
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 | ||
| c4cf8c79 CC |
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 "../codecs/ad1980.h" | |
| 50 | #include "bf5xx-sport.h" | |
| 51 | #include "bf5xx-ac97-pcm.h" | |
| 52 | #include "bf5xx-ac97.h" | |
| 53 | ||
| 87506549 | 54 | static struct snd_soc_card bf5xx_board; |
| c4cf8c79 CC |
55 | |
| 56 | static int bf5xx_board_startup(struct snd_pcm_substream *substream) | |
| 57 | { | |
| 58 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
| f0fba2ad | 59 | struct snd_soc_dai *cpu_dai = rtd->cpu_dai; |
| c4cf8c79 CC |
60 | |
| 61 | pr_debug("%s enter\n", __func__); | |
| f0fba2ad | 62 | snd_soc_dai_set_drvdata(cpu_dai, sport_handle); |
| c4cf8c79 CC |
63 | return 0; |
| 64 | } | |
| 65 | ||
| 66 | static struct snd_soc_ops bf5xx_board_ops = { | |
| 67 | .startup = bf5xx_board_startup, | |
| 68 | }; | |
| 69 | ||
| 70 | static struct snd_soc_dai_link bf5xx_board_dai = { | |
| 71 | .name = "AC97", | |
| 72 | .stream_name = "AC97 HiFi", | |
| f0fba2ad LG |
73 | .cpu_dai_name = "bfin-ac97", |
| 74 | .codec_dai_name = "ad1980-hifi", | |
| 75 | .platform_name = "bfin-pcm-audio", | |
| 76 | .codec_name = "ad1980-codec", | |
| c4cf8c79 CC |
77 | .ops = &bf5xx_board_ops, |
| 78 | }; | |
| 79 | ||
| 87506549 | 80 | static struct snd_soc_card bf5xx_board = { |
| c4cf8c79 CC |
81 | .name = "bf5xx-board", |
| 82 | .dai_link = &bf5xx_board_dai, | |
| 83 | .num_links = 1, | |
| 84 | }; | |
| 85 | ||
| c4cf8c79 CC |
86 | static struct platform_device *bf5xx_board_snd_device; |
| 87 | ||
| 88 | static int __init bf5xx_board_init(void) | |
| 89 | { | |
| 90 | int ret; | |
| 91 | ||
| 92 | bf5xx_board_snd_device = platform_device_alloc("soc-audio", -1); | |
| 93 | if (!bf5xx_board_snd_device) | |
| 94 | return -ENOMEM; | |
| 95 | ||
| f0fba2ad | 96 | platform_set_drvdata(bf5xx_board_snd_device, &bf5xx_board); |
| c4cf8c79 CC |
97 | ret = platform_device_add(bf5xx_board_snd_device); |
| 98 | ||
| 99 | if (ret) | |
| 100 | platform_device_put(bf5xx_board_snd_device); | |
| 101 | ||
| 102 | return ret; | |
| 103 | } | |
| 104 | ||
| 105 | static void __exit bf5xx_board_exit(void) | |
| 106 | { | |
| 107 | platform_device_unregister(bf5xx_board_snd_device); | |
| 108 | } | |
| 109 | ||
| 110 | module_init(bf5xx_board_init); | |
| 111 | module_exit(bf5xx_board_exit); | |
| 112 | ||
| 113 | /* Module information */ | |
| 114 | MODULE_AUTHOR("Cliff Cai"); | |
| 2e2211a3 | 115 | MODULE_DESCRIPTION("ALSA SoC AD1980/1 BF5xx board (Obsolete)"); |
| c4cf8c79 | 116 | MODULE_LICENSE("GPL"); |