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92 lines
2.1 KiB
92 lines
2.1 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* SoC audio driver for EM-X270, eXeda and CM-X300 |
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* |
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* Copyright 2007, 2009 CompuLab, Ltd. |
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* |
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* Author: Mike Rapoport <[email protected]> |
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* |
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* Copied from tosa.c: |
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* Copyright 2005 Wolfson Microelectronics PLC. |
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* Copyright 2005 Openedhand Ltd. |
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* |
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* Authors: Liam Girdwood <[email protected]> |
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* Richard Purdie <[email protected]> |
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*/ |
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#include <linux/module.h> |
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#include <linux/moduleparam.h> |
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#include <linux/device.h> |
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#include <sound/core.h> |
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#include <sound/pcm.h> |
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#include <sound/soc.h> |
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#include <asm/mach-types.h> |
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#include <mach/audio.h> |
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SND_SOC_DAILINK_DEFS(ac97, |
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DAILINK_COMP_ARRAY(COMP_CPU("pxa2xx-ac97")), |
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DAILINK_COMP_ARRAY(COMP_CODEC("wm9712-codec", "wm9712-hifi")), |
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DAILINK_COMP_ARRAY(COMP_PLATFORM("pxa-pcm-audio"))); |
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SND_SOC_DAILINK_DEFS(ac97_aux, |
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DAILINK_COMP_ARRAY(COMP_CPU("pxa2xx-ac97-aux")), |
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DAILINK_COMP_ARRAY(COMP_CODEC("wm9712-codec", "wm9712-aux")), |
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DAILINK_COMP_ARRAY(COMP_PLATFORM("pxa-pcm-audio"))); |
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static struct snd_soc_dai_link em_x270_dai[] = { |
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{ |
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.name = "AC97", |
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.stream_name = "AC97 HiFi", |
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SND_SOC_DAILINK_REG(ac97), |
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}, |
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{ |
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.name = "AC97 Aux", |
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.stream_name = "AC97 Aux", |
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SND_SOC_DAILINK_REG(ac97_aux), |
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}, |
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}; |
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static struct snd_soc_card em_x270 = { |
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.name = "EM-X270", |
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.owner = THIS_MODULE, |
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.dai_link = em_x270_dai, |
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.num_links = ARRAY_SIZE(em_x270_dai), |
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}; |
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static struct platform_device *em_x270_snd_device; |
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static int __init em_x270_init(void) |
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{ |
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int ret; |
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if (!(machine_is_em_x270() || machine_is_exeda() |
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|| machine_is_cm_x300())) |
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return -ENODEV; |
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em_x270_snd_device = platform_device_alloc("soc-audio", -1); |
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if (!em_x270_snd_device) |
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return -ENOMEM; |
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platform_set_drvdata(em_x270_snd_device, &em_x270); |
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ret = platform_device_add(em_x270_snd_device); |
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if (ret) |
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platform_device_put(em_x270_snd_device); |
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return ret; |
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} |
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static void __exit em_x270_exit(void) |
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{ |
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platform_device_unregister(em_x270_snd_device); |
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} |
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module_init(em_x270_init); |
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module_exit(em_x270_exit); |
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/* Module information */ |
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MODULE_AUTHOR("Mike Rapoport"); |
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MODULE_DESCRIPTION("ALSA SoC EM-X270, eXeda and CM-X300"); |
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MODULE_LICENSE("GPL");
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