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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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505fb824e7
There is no need to include soc-dapm.h since soc.h includes it. Signed-off-by: Jarkko Nikula <jhnikula@gmail.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
130 lines
3.2 KiB
C
130 lines
3.2 KiB
C
/*
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* File: sound/soc/blackfin/bf5xx-ad1836.c
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* Author: Barry Song <Barry.Song@analog.com>
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*
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* Created: Aug 4 2009
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* Description: Board driver for ad1836 sound chip
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*
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* Bugs: Enter bugs at http://blackfin.uclinux.org/
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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*/
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/device.h>
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#include <sound/core.h>
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#include <sound/pcm.h>
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#include <sound/soc.h>
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#include <sound/pcm_params.h>
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#include <asm/blackfin.h>
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#include <asm/cacheflush.h>
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#include <asm/irq.h>
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#include <asm/dma.h>
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#include <asm/portmux.h>
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#include "../codecs/ad1836.h"
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#include "bf5xx-sport.h"
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#include "bf5xx-tdm-pcm.h"
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#include "bf5xx-tdm.h"
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static struct snd_soc_card bf5xx_ad1836;
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static int bf5xx_ad1836_startup(struct snd_pcm_substream *substream)
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
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snd_soc_dai_set_drvdata(cpu_dai, sport_handle);
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return 0;
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}
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static int bf5xx_ad1836_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params)
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
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struct snd_soc_dai *codec_dai = rtd->codec_dai;
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unsigned int channel_map[] = {0, 4, 1, 5, 2, 6, 3, 7};
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int ret = 0;
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/* set cpu DAI configuration */
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ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_DSP_A |
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SND_SOC_DAIFMT_IB_IF | SND_SOC_DAIFMT_CBM_CFM);
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if (ret < 0)
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return ret;
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/* set codec DAI configuration */
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ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_DSP_A |
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SND_SOC_DAIFMT_IB_IF | SND_SOC_DAIFMT_CBM_CFM);
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if (ret < 0)
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return ret;
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/* set cpu DAI channel mapping */
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ret = snd_soc_dai_set_channel_map(cpu_dai, ARRAY_SIZE(channel_map),
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channel_map, ARRAY_SIZE(channel_map), channel_map);
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if (ret < 0)
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return ret;
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return 0;
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}
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static struct snd_soc_ops bf5xx_ad1836_ops = {
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.startup = bf5xx_ad1836_startup,
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.hw_params = bf5xx_ad1836_hw_params,
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};
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static struct snd_soc_dai_link bf5xx_ad1836_dai = {
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.name = "ad1836",
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.stream_name = "AD1836",
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.cpu_dai_name = "bf5xx-tdm",
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.codec_dai_name = "ad1836-hifi",
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.platform_name = "bf5xx-tdm-pcm-audio",
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.codec_name = "ad1836-codec.0",
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.ops = &bf5xx_ad1836_ops,
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};
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static struct snd_soc_card bf5xx_ad1836 = {
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.name = "bf5xx_ad1836",
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.dai_link = &bf5xx_ad1836_dai,
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.num_links = 1,
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};
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static struct platform_device *bfxx_ad1836_snd_device;
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static int __init bf5xx_ad1836_init(void)
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{
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int ret;
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bfxx_ad1836_snd_device = platform_device_alloc("soc-audio", -1);
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if (!bfxx_ad1836_snd_device)
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return -ENOMEM;
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platform_set_drvdata(bfxx_ad1836_snd_device, &bf5xx_ad1836);
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ret = platform_device_add(bfxx_ad1836_snd_device);
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if (ret)
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platform_device_put(bfxx_ad1836_snd_device);
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return ret;
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}
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static void __exit bf5xx_ad1836_exit(void)
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{
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platform_device_unregister(bfxx_ad1836_snd_device);
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}
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module_init(bf5xx_ad1836_init);
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module_exit(bf5xx_ad1836_exit);
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/* Module information */
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MODULE_AUTHOR("Barry Song");
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MODULE_DESCRIPTION("ALSA SoC AD1836 board driver");
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MODULE_LICENSE("GPL");
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