diff options
Diffstat (limited to 'sound/soc/fsl/imx-spdif.c')
| -rw-r--r-- | sound/soc/fsl/imx-spdif.c | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/sound/soc/fsl/imx-spdif.c b/sound/soc/fsl/imx-spdif.c deleted file mode 100644 index fb896b2c9ba3..000000000000 --- a/sound/soc/fsl/imx-spdif.c +++ /dev/null @@ -1,101 +0,0 @@ -/* - * Copyright (C) 2013 Freescale Semiconductor, Inc. - * - * The code contained herein is licensed under the GNU General Public - * License. You may obtain a copy of the GNU General Public License - * Version 2 or later at the following locations: - * - * http://www.opensource.org/licenses/gpl-license.html - * http://www.gnu.org/copyleft/gpl.html - */ - -#include <linux/module.h> -#include <linux/of_platform.h> -#include <sound/soc.h> - -struct imx_spdif_data { - struct snd_soc_dai_link dai; - struct snd_soc_card card; -}; - -static int imx_spdif_audio_probe(struct platform_device *pdev) -{ - struct device_node *spdif_np, *np = pdev->dev.of_node; - struct imx_spdif_data *data; - int ret = 0; - - spdif_np = of_parse_phandle(np, "spdif-controller", 0); - if (!spdif_np) { - dev_err(&pdev->dev, "failed to find spdif-controller\n"); - ret = -EINVAL; - goto end; - } - - data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL); - if (!data) { - ret = -ENOMEM; - goto end; - } - - data->dai.name = "S/PDIF PCM"; - data->dai.stream_name = "S/PDIF PCM"; - data->dai.codec_dai_name = "snd-soc-dummy-dai"; - data->dai.codec_name = "snd-soc-dummy"; - data->dai.cpu_of_node = spdif_np; - data->dai.platform_of_node = spdif_np; - data->dai.playback_only = true; - data->dai.capture_only = true; - - if (of_property_read_bool(np, "spdif-out")) - data->dai.capture_only = false; - - if (of_property_read_bool(np, "spdif-in")) - data->dai.playback_only = false; - - if (data->dai.playback_only && data->dai.capture_only) { - dev_err(&pdev->dev, "no enabled S/PDIF DAI link\n"); - goto end; - } - - data->card.dev = &pdev->dev; - data->card.dai_link = &data->dai; - data->card.num_links = 1; - data->card.owner = THIS_MODULE; - - ret = snd_soc_of_parse_card_name(&data->card, "model"); - if (ret) - goto end; - - ret = devm_snd_soc_register_card(&pdev->dev, &data->card); - if (ret) { - dev_err(&pdev->dev, "snd_soc_register_card failed: %d\n", ret); - goto end; - } - -end: - of_node_put(spdif_np); - - return ret; -} - -static const struct of_device_id imx_spdif_dt_ids[] = { - { .compatible = "fsl,imx-audio-spdif", }, - { /* sentinel */ } -}; -MODULE_DEVICE_TABLE(of, imx_spdif_dt_ids); - -static struct platform_driver imx_spdif_driver = { - .driver = { - .name = "imx-spdif", - .pm = &snd_soc_pm_ops, - .of_match_table = imx_spdif_dt_ids, - }, - .probe = imx_spdif_audio_probe, -}; - -module_platform_driver(imx_spdif_driver); - -MODULE_AUTHOR("Freescale Semiconductor, Inc."); -MODULE_DESCRIPTION("Freescale i.MX S/PDIF machine driver"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS("platform:imx-spdif"); |
