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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /sound/soc/pxa/em-x270.c | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sound/soc/pxa/em-x270.c')
-rw-r--r-- | sound/soc/pxa/em-x270.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/sound/soc/pxa/em-x270.c b/sound/soc/pxa/em-x270.c new file mode 100644 index 000000000..b59ec22e1 --- /dev/null +++ b/sound/soc/pxa/em-x270.c @@ -0,0 +1,92 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * SoC audio driver for EM-X270, eXeda and CM-X300 + * + * Copyright 2007, 2009 CompuLab, Ltd. + * + * Author: Mike Rapoport <mike@compulab.co.il> + * + * Copied from tosa.c: + * Copyright 2005 Wolfson Microelectronics PLC. + * Copyright 2005 Openedhand Ltd. + * + * Authors: Liam Girdwood <lrg@slimlogic.co.uk> + * Richard Purdie <richard@openedhand.com> + */ + +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/device.h> + +#include <sound/core.h> +#include <sound/pcm.h> +#include <sound/soc.h> + +#include <asm/mach-types.h> +#include <linux/platform_data/asoc-pxa.h> + +SND_SOC_DAILINK_DEFS(ac97, + DAILINK_COMP_ARRAY(COMP_CPU("pxa2xx-ac97")), + DAILINK_COMP_ARRAY(COMP_CODEC("wm9712-codec", "wm9712-hifi")), + DAILINK_COMP_ARRAY(COMP_PLATFORM("pxa-pcm-audio"))); + +SND_SOC_DAILINK_DEFS(ac97_aux, + DAILINK_COMP_ARRAY(COMP_CPU("pxa2xx-ac97-aux")), + DAILINK_COMP_ARRAY(COMP_CODEC("wm9712-codec", "wm9712-aux")), + DAILINK_COMP_ARRAY(COMP_PLATFORM("pxa-pcm-audio"))); + +static struct snd_soc_dai_link em_x270_dai[] = { + { + .name = "AC97", + .stream_name = "AC97 HiFi", + SND_SOC_DAILINK_REG(ac97), + }, + { + .name = "AC97 Aux", + .stream_name = "AC97 Aux", + SND_SOC_DAILINK_REG(ac97_aux), + }, +}; + +static struct snd_soc_card em_x270 = { + .name = "EM-X270", + .owner = THIS_MODULE, + .dai_link = em_x270_dai, + .num_links = ARRAY_SIZE(em_x270_dai), +}; + +static struct platform_device *em_x270_snd_device; + +static int __init em_x270_init(void) +{ + int ret; + + if (!(machine_is_em_x270() || machine_is_exeda() + || machine_is_cm_x300())) + return -ENODEV; + + em_x270_snd_device = platform_device_alloc("soc-audio", -1); + if (!em_x270_snd_device) + return -ENOMEM; + + platform_set_drvdata(em_x270_snd_device, &em_x270); + ret = platform_device_add(em_x270_snd_device); + + if (ret) + platform_device_put(em_x270_snd_device); + + return ret; +} + +static void __exit em_x270_exit(void) +{ + platform_device_unregister(em_x270_snd_device); +} + +module_init(em_x270_init); +module_exit(em_x270_exit); + +/* Module information */ +MODULE_AUTHOR("Mike Rapoport"); +MODULE_DESCRIPTION("ALSA SoC EM-X270, eXeda and CM-X300"); +MODULE_LICENSE("GPL"); |