/* * 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 #include #include 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"); r'>committer
path: root/drivers/usb/renesas_usbhs/common.c
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authorManuel Lauss <manuel.lauss@gmail.com>2017-01-24 10:12:00 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2017-01-24 10:27:34 -0800
commit3f5c34c6d4688b3b7e1dbc7bbc68a2f03a0d6b0c (patch)
treeb9387d85890c4466d9cf3d3145c95e0b07235234 /drivers/usb/renesas_usbhs/common.c
parent62ed8ceda1699acae01b666497f004bfd3d67a6f (diff)
Input: wm97xx - make missing platform data non-fatal
Commit 6480af4915d6 ("power_supply: wm97xx_battery: use power_supply_get_drvdata") made wm97xx platform data mandatory, although it's still optional. This patch fixes an oops during driver probe on one of my MIPS boards with a wm9712. Signed-off-by: Manuel Lauss <manuel.lauss@gmail.com> Reviewed-by: Robert Jarzmik <robert.jarzmik@free.fr> Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/usb/renesas_usbhs/common.c')