- 根目录:
- sound
- soc
- fsl
- pcm030-audio-fabric.c
#include <linux/init.h>
#include <linux/module.h>
#include <linux/interrupt.h>
#include <linux/device.h>
#include <linux/delay.h>
#include <linux/of_device.h>
#include <linux/of_platform.h>
#include <linux/dma-mapping.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/initval.h>
#include <sound/soc.h>
#include "mpc5200_dma.h"
#include "mpc5200_psc_ac97.h"
#include "../codecs/wm9712.h"
#define DRV_NAME "pcm030-audio-fabric"
static struct snd_soc_card card;
static struct snd_soc_dai_link pcm030_fabric_dai[] = {
{
.name = "AC97",
.stream_name = "AC97 Analog",
.codec_dai_name = "wm9712-hifi",
.cpu_dai_name = "mpc5200-psc-ac97.0",
.platform_name = "mpc5200-pcm-audio",
.codec_name = "wm9712-codec",
},
{
.name = "AC97",
.stream_name = "AC97 IEC958",
.codec_dai_name = "wm9712-aux",
.cpu_dai_name = "mpc5200-psc-ac97.1",
.platform_name = "mpc5200-pcm-audio",
.codec_name = "wm9712-codec",
},
};
static __init int pcm030_fabric_init(void)
{
struct platform_device *pdev;
int rc;
if (!of_machine_is_compatible("phytec,pcm030"))
return -ENODEV;
card.name = "pcm030";
card.dai_link = pcm030_fabric_dai;
card.num_links = ARRAY_SIZE(pcm030_fabric_dai);
pdev = platform_device_alloc("soc-audio", 1);
if (!pdev) {
pr_err("pcm030_fabric_init: platform_device_alloc() failed\n");
return -ENODEV;
}
platform_set_drvdata(pdev, &card);
rc = platform_device_add(pdev);
if (rc) {
pr_err("pcm030_fabric_init: platform_device_add() failed\n");
platform_device_put(pdev);
return -ENODEV;
}
return 0;
}
module_init(pcm030_fabric_init);
MODULE_AUTHOR("Jon Smirl <jonsmirl@gmail.com>");
MODULE_DESCRIPTION(DRV_NAME ": mpc5200 pcm030 fabric driver");
MODULE_LICENSE("GPL");
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