/* * sound/soc/samsung/smdk_wm8994pcm.c * * Copyright (c) 2011 Samsung Electronics Co., Ltd * http://www.samsung.com * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. */ #include #include #include #include #include "../codecs/wm8994.h" #include "pcm.h" /* * Board Settings: * o '1' means 'ON' * o '0' means 'OFF' * o 'X' means 'Don't care' * * SMDKC210, SMDKV310: CFG3- 1001, CFG5-1000, CFG7-111111 */ /* * Configure audio route as :- * $ amixer sset 'DAC1' on,on * $ amixer sset 'Right Headphone Mux' 'DAC' * $ amixer sset 'Left Headphone Mux' 'DAC' * $ amixer sset 'DAC1R Mixer AIF1.1' on * $ amixer sset 'DAC1L Mixer AIF1.1' on * $ amixer sset 'IN2L' on * $ amixer sset 'IN2L PGA IN2LN' on * $ amixer sset 'MIXINL IN2L' on * $ amixer sset 'AIF1ADC1L Mixer ADC/DMIC' on * $ amixer sset 'IN2R' on * $ amixer sset 'IN2R PGA IN2RN' on * $ amixer sset 'MIXINR IN2R' on * $ amixer sset 'AIF1ADC1R Mixer ADC/DMIC' on */ /* SMDK has a 16.9344MHZ crystal attached to WM8994 */ #define SMDK_WM8994_FREQ 16934400 static int smdk_wm8994_pcm_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; struct snd_soc_dai *cpu_dai = rtd->cpu_dai; unsigned long mclk_freq; int rfs, ret; switch(params_rate(params)) { case 8000: rfs = 512; break; default: dev_err(cpu_dai->dev, "%s:%d Sampling Rate %u not supported!\n", __func__, __LINE__, params_rate(params)); return -EINVAL; } mclk_freq = params_rate(params) * rfs; ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL1, mclk_freq, SND_SOC_CLOCK_IN); if (ret < 0) return ret; ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL1, WM8994_FLL_SRC_MCLK1, SMDK_WM8994_FREQ, mclk_freq); if (ret < 0) return ret; /* Set PCM source clock on CPU */ ret = snd_soc_dai_set_sysclk(cpu_dai, S3C_PCM_CLKSRC_MUX, mclk_freq, SND_SOC_CLOCK_IN); if (ret < 0) return ret; /* Set SCLK_DIV for making bclk */ ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C_PCM_SCLK_PER_FS, rfs); if (ret < 0) return ret; return 0; } static struct snd_soc_ops smdk_wm8994_pcm_ops = { .hw_params = smdk_wm8994_pcm_hw_params, }; static struct snd_soc_dai_link smdk_dai[] = { { .name = "WM8994 PAIF PCM", .stream_name = "Primary PCM", .cpu_dai_name = "samsung-pcm.0", .codec_dai_name = "wm8994-aif1", .platform_name = "samsung-pcm.0", .codec_name = "wm8994-codec", .dai_fmt = SND_SOC_DAIFMT_DSP_B | SND_SOC_DAIFMT_IB_NF | SND_SOC_DAIFMT_CBS_CFS, .ops = &smdk_wm8994_pcm_ops, }, }; static struct snd_soc_card smdk_pcm = { .name = "SMDK-PCM", .owner = THIS_MODULE, .dai_link = smdk_dai, .num_links = 1, }; static int snd_smdk_probe(struct platform_device *pdev) { int ret = 0; smdk_pcm.dev = &pdev->dev; ret = devm_snd_soc_register_card(&pdev->dev, &smdk_pcm); if (ret) dev_err(&pdev->dev, "snd_soc_register_card failed %d\n", ret); return ret; } static struct platform_driver snd_smdk_driver = { .driver = { .name = "samsung-smdk-pcm", }, .probe = snd_smdk_probe, }; module_platform_driver(snd_smdk_driver); MODULE_AUTHOR("Sangbeom Kim, "); MODULE_DESCRIPTION("ALSA SoC SMDK WM8994 for PCM"); MODULE_LICENSE("GPL"); erf/util/Build?id=a0a28644c1cf191e514dd64bf438e69c178b8440'>plain -rwxr-xr-xPERF-VERSION-GEN1010log plain -rw-r--r--alias.c1471log plain -rw-r--r--annotate.c44411log plain -rw-r--r--annotate.h5583log plain -rw-r--r--auxtrace.c47774log plain -rw-r--r--auxtrace.h22142log plain -rw-r--r--block-range.c6948log plain -rw-r--r--block-range.h1607log plain -rw-r--r--bpf-loader.c40787log plain -rw-r--r--bpf-loader.h6215log plain -rw-r--r--bpf-prologue.c11226log plain -rw-r--r--bpf-prologue.h847log plain -rw-r--r--build-id.c19054log plain -rw-r--r--build-id.h1859log plain d---------c++184log plain -rw-r--r--cache.h733log plain -rw-r--r--call-path.c2893log plain -rw-r--r--call-path.h2203log plain -rw-r--r--callchain.c29332log plain -rw-r--r--callchain.h7881log plain -rw-r--r--cgroup.c3195log plain -rw-r--r--cgroup.h359log plain -rw-r--r--cloexec.c1950log plain -rw-r--r--cloexec.h251log plain -rw-r--r--color.c4787log plain -rw-r--r--color.h1647log plain -rw-r--r--comm.c2239log plain -rw-r--r--comm.h561log plain -rw-r--r--config.c16262log plain -rw-r--r--config.h2113log plain -rw-r--r--counts.c1026log plain -rw-r--r--counts.h790log plain -rw-r--r--cpumap.c12627log plain -rw-r--r--cpumap.h1954log plain -rw-r--r--cs-etm.h2061log plain -rw-r--r--ctype.c2018log plain -rw-r--r--data-convert-bt.c36671log plain -rw-r--r--data-convert-bt.h302log plain -rw-r--r--data-convert.h141log plain -rw-r--r--data.c3459log plain -rw-r--r--data.h1369log plain -rw-r--r--db-export.c11434log plain -rw-r--r--db-export.h3816log plain -rw-r--r--debug.c4417log plain -rw-r--r--debug.h2023log plain -rw-r--r--demangle-java.c4219log plain -rw-r--r--demangle-java.h249log plain -rw-r--r--demangle-rust.c6602log plain -rw-r--r--demangle-rust.h170log plain -rw-r--r--drv_configs.c1834log plain -rw-r--r--drv_configs.h844log plain -rw-r--r--dso.c31994log plain -rw-r--r--dso.h10399log plain -rw-r--r--dwarf-aux.c33828log plain -rw-r--r--dwarf-aux.h5101log plain -rw-r--r--dwarf-regs.c1816log plain -rw-r--r--env.c1884log plain -rw-r--r--env.h1268log plain -rw-r--r--event.c36670log plain -rw-r--r--event.h15997log plain -rw-r--r--evlist.c47104log plain -rw-r--r--evlist.h12584log plain -rw-r--r--evsel.c63917log plain -rw-r--r--evsel.h13041log plain -rw-r--r--evsel_fprintf.c5831log plain -rw-r--r--find-vdso-map.c581log plain -rw-r--r--genelf.c11653log plain -rw-r--r--genelf.h1814log plain -rw-r--r--genelf_debug.c14374log plain -rwxr-xr-xgenerate-cmdlist.sh1141log plain -rw-r--r--group.h122log plain -rw-r--r--header.c73410log plain -rw-r--r--header.h4365log plain -rw-r--r--help-unknown-cmd.c3221log plain