projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 6ffee43e JS |
1 | /* |
| 2 | * Efika driver for the PSC of the Freescale MPC52xx | |
| 3 | * configured as AC97 interface | |
| 4 | * | |
| 5 | * Copyright 2008 Jon Smirl, Digispeaker | |
| 6 | * Author: Jon Smirl <jonsmirl@gmail.com> | |
| 7 | * | |
| 8 | * This file is licensed under the terms of the GNU General Public License | |
| 9 | * version 2. This program is licensed "as is" without any warranty of any | |
| 10 | * kind, whether express or implied. | |
| 11 | */ | |
| 12 | ||
| 13 | #include <linux/init.h> | |
| 14 | #include <linux/module.h> | |
| 15 | #include <linux/interrupt.h> | |
| 16 | #include <linux/device.h> | |
| 17 | #include <linux/delay.h> | |
| 18 | #include <linux/of_device.h> | |
| 19 | #include <linux/of_platform.h> | |
| 20 | #include <linux/dma-mapping.h> | |
| 21 | ||
| 22 | #include <sound/core.h> | |
| 23 | #include <sound/pcm.h> | |
| 24 | #include <sound/pcm_params.h> | |
| 25 | #include <sound/initval.h> | |
| 26 | #include <sound/soc.h> | |
| 6ffee43e JS |
27 | |
| 28 | #include "mpc5200_dma.h" | |
| 29 | #include "mpc5200_psc_ac97.h" | |
| 30 | #include "../codecs/stac9766.h" | |
| 31 | ||
| afc5e652 TI |
32 | #define DRV_NAME "efika-audio-fabric" |
| 33 | ||
| 6ffee43e JS |
34 | static struct snd_soc_dai_link efika_fabric_dai[] = { |
| 35 | { | |
| 36 | .name = "AC97", | |
| 37 | .stream_name = "AC97 Analog", | |
| f0fba2ad LG |
38 | .codec_dai_name = "stac9766-hifi-analog", |
| 39 | .cpu_dai_name = "mpc5200-psc-ac97.0", | |
| 40 | .platform_name = "mpc5200-pcm-audio", | |
| 41 | .codec_name = "stac9766-codec", | |
| 6ffee43e JS |
42 | }, |
| 43 | { | |
| 44 | .name = "AC97", | |
| 45 | .stream_name = "AC97 IEC958", | |
| f0fba2ad LG |
46 | .codec_dai_name = "stac9766-hifi-IEC958", |
| 47 | .cpu_dai_name = "mpc5200-psc-ac97.1", | |
| 48 | .platform_name = "mpc5200-pcm-audio", | |
| 49 | .codec_name = "stac9766-codec", | |
| 6ffee43e JS |
50 | }, |
| 51 | }; | |
| 52 | ||
| 4c3c5df0 AL |
53 | static struct snd_soc_card card = { |
| 54 | .name = "Efika", | |
| 55 | .owner = THIS_MODULE, | |
| 56 | .dai_link = efika_fabric_dai, | |
| 57 | .num_links = ARRAY_SIZE(efika_fabric_dai), | |
| 58 | }; | |
| 59 | ||
| 6ffee43e JS |
60 | static __init int efika_fabric_init(void) |
| 61 | { | |
| 62 | struct platform_device *pdev; | |
| 63 | int rc; | |
| 64 | ||
| 71a157e8 | 65 | if (!of_machine_is_compatible("bplan,efika")) |
| 6ffee43e JS |
66 | return -ENODEV; |
| 67 | ||
| 6ffee43e JS |
68 | pdev = platform_device_alloc("soc-audio", 1); |
| 69 | if (!pdev) { | |
| 70 | pr_err("efika_fabric_init: platform_device_alloc() failed\n"); | |
| 71 | return -ENODEV; | |
| 72 | } | |
| 73 | ||
| f0fba2ad | 74 | platform_set_drvdata(pdev, &card); |
| 6ffee43e JS |
75 | |
| 76 | rc = platform_device_add(pdev); | |
| 77 | if (rc) { | |
| 78 | pr_err("efika_fabric_init: platform_device_add() failed\n"); | |
| 4e1f8650 | 79 | platform_device_put(pdev); |
| 6ffee43e JS |
80 | return -ENODEV; |
| 81 | } | |
| 82 | return 0; | |
| 83 | } | |
| 84 | ||
| 85 | module_init(efika_fabric_init); | |
| 86 | ||
| 87 | ||
| 88 | MODULE_AUTHOR("Jon Smirl <jonsmirl@gmail.com>"); | |
| 89 | MODULE_DESCRIPTION(DRV_NAME ": mpc5200 Efika fabric driver"); | |
| 90 | MODULE_LICENSE("GPL"); | |
| 91 |