/* * Machine driver for EVAL-ADAU1x81 on Analog Devices bfin * evaluation boards. * * Copyright 2011-2014 Analog Devices Inc. * Author: Lars-Peter Clausen * * Licensed under the GPL-2 or later. */ #include #include #include #include #include #include #include #include "../codecs/adau17x1.h" static const struct snd_soc_dapm_widget bfin_eval_adau1x81_dapm_widgets[] = { SND_SOC_DAPM_LINE("Stereo In", NULL), SND_SOC_DAPM_LINE("Beep", NULL), SND_SOC_DAPM_SPK("Speaker", NULL), SND_SOC_DAPM_HP("Headphone", NULL), }; static const struct snd_soc_dapm_route bfin_eval_adau1x81_dapm_routes[] = { { "BEEP", NULL, "Beep" }, { "LMIC", NULL, "Stereo In" }, { "LMIC", NULL, "Stereo In" }, { "Headphone", NULL, "AOUTL" }, { "Headphone", NULL, "AOUTR" }, { "Speaker", NULL, "SP" }, }; static int bfin_eval_adau1x81_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct snd_soc_dai *codec_dai = rtd->codec_dai; int pll_rate; int ret; switch (params_rate(params)) { case 48000: case 8000: case 12000: case 16000: case 24000: case 32000: case 96000: pll_rate = 48000 * 1024; break; case 44100: case 7350: case 11025: case 14700: case 22050: case 29400: case 88200: pll_rate = 44100 * 1024; break; default: return -EINVAL; } ret = snd_soc_dai_set_pll(codec_dai, ADAU17X1_PLL, ADAU17X1_PLL_SRC_MCLK, 12288000, pll_rate); if (ret) return ret; ret = snd_soc_dai_set_sysclk(codec_dai, ADAU17X1_CLK_SRC_PLL, pll_rate, SND_SOC_CLOCK_IN); return ret; } static const struct snd_soc_ops bfin_eval_adau1x81_ops = { .hw_params = bfin_eval_adau1x81_hw_params, }; static struct snd_soc_dai_link bfin_eval_adau1x81_dai = { .name = "adau1x81", .stream_name = "adau1x81", .cpu_dai_name = "bfin-i2s.0", .codec_dai_name = "adau-hifi", .platform_name = "bfin-i2s-pcm-audio", .codec_name = "adau1781.0-0038", .ops = &bfin_eval_adau1x81_ops, .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM, }; static struct snd_soc_card bfin_eval_adau1x81 = { .name = "bfin-eval-adau1x81", .driver_name = "eval-adau1x81", .dai_link = &bfin_eval_adau1x81_dai, .num_links = 1, .dapm_widgets = bfin_eval_adau1x81_dapm_widgets, .num_dapm_widgets = ARRAY_SIZE(bfin_eval_adau1x81_dapm_widgets), .dapm_routes = bfin_eval_adau1x81_dapm_routes, .num_dapm_routes = ARRAY_SIZE(bfin_eval_adau1x81_dapm_routes), .fully_routed = true, }; static int bfin_eval_adau1x81_probe(struct platform_device *pdev) { bfin_eval_adau1x81.dev = &pdev->dev; return devm_snd_soc_register_card(&pdev->dev, &bfin_eval_adau1x81); } static struct platform_driver bfin_eval_adau1x81_driver = { .driver = { .name = "bfin-eval-adau1x81", .pm = &snd_soc_pm_ops, }, .probe = bfin_eval_adau1x81_probe, }; module_platform_driver(bfin_eval_adau1x81_driver); MODULE_AUTHOR("Lars-Peter Clausen "); MODULE_DESCRIPTION("ALSA SoC bfin adau1x81 driver"); MODULE_LICENSE("GPL"); MODULE_ALIAS("platform:bfin-eval-adau1x81"); et/sunrpc/xprtrdma/rpc_rdma.c
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