Release 4.7 sound/soc/blackfin/bf5xx-ad193x.c
/*
* File: sound/soc/blackfin/bf5xx-ad193x.c
* Author: Barry Song <Barry.Song@analog.com>
*
* Created: Thur June 4 2009
* Description: Board driver for ad193x sound chip
*
* Bugs: Enter bugs at http://blackfin.uclinux.org/
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see the file COPYING, or write
* to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/device.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <sound/pcm_params.h>
#include <asm/blackfin.h>
#include <asm/cacheflush.h>
#include <asm/irq.h>
#include <asm/dma.h>
#include <asm/portmux.h>
#include "../codecs/ad193x.h"
static struct snd_soc_card bf5xx_ad193x;
static int bf5xx_ad193x_link_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
int ret;
/* set the codec system clock for DAC and ADC */
ret = snd_soc_dai_set_sysclk(codec_dai, 0, 24576000, SND_SOC_CLOCK_IN);
if (ret < 0)
return ret;
/* set codec DAI slots, 8 channels, all channels are enabled */
ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xFF, 0xFF, 8, 32);
if (ret < 0)
return ret;
ret = snd_soc_dai_set_tdm_slot(cpu_dai, 0xFF, 0xFF, 8, 32);
if (ret < 0)
return ret;
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| barry song | barry song | 76 | 71.03% | 2 | 50.00% |
| scott jiang | scott jiang | 22 | 20.56% | 1 | 25.00% |
| lars-peter clausen | lars-peter clausen | 9 | 8.41% | 1 | 25.00% |
| Total | 107 | 100.00% | 4 | 100.00% |
#define BF5XX_AD193X_DAIFMT (SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_IB_IF | \
SND_SOC_DAIFMT_CBM_CFM)
static struct snd_soc_dai_link bf5xx_ad193x_dai[] = {
{
.name = "ad193x",
.stream_name = "AD193X",
.cpu_dai_name = "bfin-i2s.0",
.codec_dai_name ="ad193x-hifi",
.platform_name = "bfin-i2s-pcm-audio",
.codec_name = "spi0.5",
.dai_fmt = BF5XX_AD193X_DAIFMT,
.init = bf5xx_ad193x_link_init,
},
{
.name = "ad193x",
.stream_name = "AD193X",
.cpu_dai_name = "bfin-i2s.1",
.codec_dai_name ="ad193x-hifi",
.platform_name = "bfin-i2s-pcm-audio",
.codec_name = "spi0.5",
.dai_fmt = BF5XX_AD193X_DAIFMT,
.init = bf5xx_ad193x_link_init,
},
};
static struct snd_soc_card bf5xx_ad193x = {
.name = "bfin-ad193x",
.owner = THIS_MODULE,
.dai_link = &bf5xx_ad193x_dai[CONFIG_SND_BF5XX_SPORT_NUM],
.num_links = 1,
};
static struct platform_device *bfxx_ad193x_snd_device;
static int __init bf5xx_ad193x_init(void)
{
int ret;
bfxx_ad193x_snd_device = platform_device_alloc("soc-audio", -1);
if (!bfxx_ad193x_snd_device)
return -ENOMEM;
platform_set_drvdata(bfxx_ad193x_snd_device, &bf5xx_ad193x);
ret = platform_device_add(bfxx_ad193x_snd_device);
if (ret)
platform_device_put(bfxx_ad193x_snd_device);
return ret;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| barry song | barry song | 57 | 98.28% | 2 | 66.67% |
| liam girdwood | liam girdwood | 1 | 1.72% | 1 | 33.33% |
| Total | 58 | 100.00% | 3 | 100.00% |
static void __exit bf5xx_ad193x_exit(void)
{
platform_device_unregister(bfxx_ad193x_snd_device);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| barry song | barry song | 14 | 100.00% | 2 | 100.00% |
| Total | 14 | 100.00% | 2 | 100.00% |
module_init(bf5xx_ad193x_init);
module_exit(bf5xx_ad193x_exit);
/* Module information */
MODULE_AUTHOR("Barry Song");
MODULE_DESCRIPTION("ALSA SoC AD193X board driver");
MODULE_LICENSE("GPL");
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| barry song | barry song | 310 | 80.94% | 4 | 36.36% |
| lars-peter clausen | lars-peter clausen | 33 | 8.62% | 3 | 27.27% |
| scott jiang | scott jiang | 22 | 5.74% | 1 | 9.09% |
| liam girdwood | liam girdwood | 12 | 3.13% | 1 | 9.09% |
| axel lin | axel lin | 5 | 1.31% | 1 | 9.09% |
| mike frysinger | mike frysinger | 1 | 0.26% | 1 | 9.09% |
| Total | 383 | 100.00% | 11 | 100.00% |
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