/* * SiRF Audio port driver * * Copyright (c) 2011 Cambridge Silicon Radio Limited, a CSR plc group company. * * Licensed under GPLv2 or later. */ #include #include #include struct sirf_audio_port { struct regmap *regmap; struct snd_dmaengine_dai_dma_data playback_dma_data; struct snd_dmaengine_dai_dma_data capture_dma_data; }; static int sirf_audio_port_dai_probe(struct snd_soc_dai *dai) { struct sirf_audio_port *port = snd_soc_dai_get_drvdata(dai); snd_soc_dai_init_dma_data(dai, &port->playback_dma_data, &port->capture_dma_data); return 0; } static struct snd_soc_dai_driver sirf_audio_port_dai = { .probe = sirf_audio_port_dai_probe, .name = "sirf-audio-port", .id = 0, .playback = { .channels_min = 2, .channels_max = 2, .rates = SNDRV_PCM_RATE_48000, .formats = SNDRV_PCM_FMTBIT_S16_LE, }, .capture = { .channels_min = 1, .channels_max = 2, .rates = SNDRV_PCM_RATE_48000, .formats = SNDRV_PCM_FMTBIT_S16_LE, }, }; static const struct snd_soc_component_driver sirf_audio_port_component = { .name = "sirf-audio-port", }; static int sirf_audio_port_probe(struct platform_device *pdev) { int ret; struct sirf_audio_port *port; port = devm_kzalloc(&pdev->dev, sizeof(struct sirf_audio_port), GFP_KERNEL); if (!port) return -ENOMEM; ret = devm_snd_soc_register_component(&pdev->dev, &sirf_audio_port_component, &sirf_audio_port_dai, 1); if (ret) return ret; platform_set_drvdata(pdev, port); return devm_snd_dmaengine_pcm_register(&pdev->dev, NULL, 0); } static const struct of_device_id sirf_audio_port_of_match[] = { { .compatible = "sirf,audio-port", }, {} }; MODULE_DEVICE_TABLE(of, sirf_audio_port_of_match); static struct platform_driver sirf_audio_port_driver = { .driver = { .name = "sirf-audio-port", .of_match_table = sirf_audio_port_of_match, }, .probe = sirf_audio_port_probe, }; module_platform_driver(sirf_audio_port_driver); MODULE_DESCRIPTION("SiRF Audio Port driver"); MODULE_AUTHOR("RongJun Ying "); MODULE_LICENSE("GPL v2"); /net-next.git/diff/Documentation/devicetree/bindings/clock?id=d74f3d25289aa9722cf777a7482eeee2eacdf46e'>diff
path: root/Documentation/devicetree/bindings/clock
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