projects / mirror_ubuntu-jammy-kernel.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 | ||
| 29 | #include <linux/module.h> | |
| 30 | #include <linux/moduleparam.h> | |
| 31 | #include <linux/device.h> | |
| 32 | #include <asm/dma.h> | |
| 33 | ||
| 34 | #include <sound/core.h> | |
| 35 | #include <sound/pcm.h> | |
| 36 | #include <sound/soc.h> | |
| 37 | ||
| 38 | #include <linux/gpio.h> | |
| 39 | #include <asm/portmux.h> | |
| 40 | ||
| 41 | #include "../codecs/ad1980.h" | |
| 42 | #include "bf5xx-sport.h" | |
| 43 | #include "bf5xx-ac97-pcm.h" | |
| 44 | #include "bf5xx-ac97.h" | |
| 45 | ||
| 87506549 | 46 | static struct snd_soc_card bf5xx_board; |
| c4cf8c79 CC |
47 | |
| 48 | static int bf5xx_board_startup(struct snd_pcm_substream *substream) | |
| 49 | { | |
| 50 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
| f0fba2ad | 51 | struct snd_soc_dai *cpu_dai = rtd->cpu_dai; |
| c4cf8c79 CC |
52 | |
| 53 | pr_debug("%s enter\n", __func__); | |
| f0fba2ad | 54 | snd_soc_dai_set_drvdata(cpu_dai, sport_handle); |
| c4cf8c79 CC |
55 | return 0; |
| 56 | } | |
| 57 | ||
| 58 | static struct snd_soc_ops bf5xx_board_ops = { | |
| 59 | .startup = bf5xx_board_startup, | |
| 60 | }; | |
| 61 | ||
| 62 | static struct snd_soc_dai_link bf5xx_board_dai = { | |
| 63 | .name = "AC97", | |
| 64 | .stream_name = "AC97 HiFi", | |
| f0fba2ad LG |
65 | .cpu_dai_name = "bfin-ac97", |
| 66 | .codec_dai_name = "ad1980-hifi", | |
| 67 | .platform_name = "bfin-pcm-audio", | |
| 68 | .codec_name = "ad1980-codec", | |
| c4cf8c79 CC |
69 | .ops = &bf5xx_board_ops, |
| 70 | }; | |
| 71 | ||
| 87506549 | 72 | static struct snd_soc_card bf5xx_board = { |
| c4cf8c79 CC |
73 | .name = "bf5xx-board", |
| 74 | .dai_link = &bf5xx_board_dai, | |
| 75 | .num_links = 1, | |
| 76 | }; | |
| 77 | ||
| c4cf8c79 CC |
78 | static struct platform_device *bf5xx_board_snd_device; |
| 79 | ||
| 80 | static int __init bf5xx_board_init(void) | |
| 81 | { | |
| 82 | int ret; | |
| 83 | ||
| 84 | bf5xx_board_snd_device = platform_device_alloc("soc-audio", -1); | |
| 85 | if (!bf5xx_board_snd_device) | |
| 86 | return -ENOMEM; | |
| 87 | ||
| f0fba2ad | 88 | platform_set_drvdata(bf5xx_board_snd_device, &bf5xx_board); |
| c4cf8c79 CC |
89 | ret = platform_device_add(bf5xx_board_snd_device); |
| 90 | ||
| 91 | if (ret) | |
| 92 | platform_device_put(bf5xx_board_snd_device); | |
| 93 | ||
| 94 | return ret; | |
| 95 | } | |
| 96 | ||
| 97 | static void __exit bf5xx_board_exit(void) | |
| 98 | { | |
| 99 | platform_device_unregister(bf5xx_board_snd_device); | |
| 100 | } | |
| 101 | ||
| 102 | module_init(bf5xx_board_init); | |
| 103 | module_exit(bf5xx_board_exit); | |
| 104 | ||
| 105 | /* Module information */ | |
| 106 | MODULE_AUTHOR("Cliff Cai"); | |
| 107 | MODULE_DESCRIPTION("ALSA SoC AD1980/1 BF5xx board"); | |
| 108 | MODULE_LICENSE("GPL"); |