/*
 * sound\soc\sunxi\audiocodec\sunxi-codec.c
 * (C) Copyright 2010-2016
 * Reuuimlla Technology Co., Ltd. <www.reuuimllatech.com>
 * huangxin <huangxin@Reuuimllatech.com>
 *
 * some simple description for this code
 *
 * 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 <linux/init.h>
#include <linux/module.h>
#include <linux/device.h>
#include <linux/delay.h>
#include <linux/clk.h>
#include <linux/jiffies.h>
#include <linux/io.h>

#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/initval.h>
#include <sound/soc.h>

#include <asm/dma.h>
#include "sunxi_codecdma.h"


#define SUNXI_PCM_RATES (SNDRV_PCM_RATE_8000_192000 | SNDRV_PCM_RATE_KNOT)


static struct snd_soc_dai_driver sunxi_pcm_dai[] = {
	{
	 .name = "sunxi-codec",
	 .id = 1,
	 .playback = {
		      .channels_min = 1,
		      .channels_max = 2,
		      .rates = SUNXI_PCM_RATES,
		      .formats =
		      SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |
		      SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE,
		      },
	 .capture = {
		     .channels_min = 1,
		     .channels_max = 2,
		     .rates = SUNXI_PCM_RATES,
		     .formats =
		     SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |
		     SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE,
		     },
	 },
};

static const struct snd_soc_component_driver sunxi_pcm_component = {
	.name = "sunxi-codec",
};

static int sunxi_pcm_dev_probe(struct platform_device *pdev)
{
	int err = -1;
	pr_err("sunxi_pcm_dev_probe GYYYYY \n");
	err =
	    snd_soc_register_component(&pdev->dev, &sunxi_pcm_component, sunxi_pcm_dai,
				  ARRAY_SIZE(sunxi_pcm_dai));
	if (err) {
		dev_err(&pdev->dev, "Failed to register DAI\n");
		return err;
	}

	return 0;
}

static int sunxi_pcm_dev_remove(struct platform_device *pdev)
{
	snd_soc_unregister_component(&pdev->dev);
	platform_set_drvdata(pdev, NULL);

	return 0;
}
/*
static const struct of_device_id sunxi_cpudai_of_match[] = {
	{ .compatible = "allwinner,sunxi-internal-cpudai", },
	{},
};
*/

/*data relating*/
static struct platform_device sunxi_pcm_device = {
	.name = "sunxi-codec",
	.id = -1,
};

/*method relating*/
static struct platform_driver sunxi_pcm_driver = {
	.probe = sunxi_pcm_dev_probe,
	.remove = __exit_p(sunxi_pcm_dev_remove),
	.driver = {
		   .name = "sunxi-codec",
		   .owner = THIS_MODULE,
		   },
};

static int __init sunxi_pcm_init(void)
{
	int err = 0;

	err = platform_device_register(&sunxi_pcm_device);
	if (err < 0)
		return err;

	err = platform_driver_register(&sunxi_pcm_driver);
	if (err < 0)
		return err;

	return 0;
}

module_init(sunxi_pcm_init);

static void __exit sunxi_pcm_exit(void)
{
	platform_driver_unregister(&sunxi_pcm_driver);
}

module_exit(sunxi_pcm_exit);

/* Module information */
MODULE_AUTHOR("REUUIMLLA");
MODULE_DESCRIPTION("sunxi PCM SoC Interface");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:sunxi-pcm");