/*
 * Efika driver for the PSC of the Freescale MPC52xx
 * configured as AC97 interface
 *
 * Copyright 2008 Jon Smirl, Digispeaker
 * Author: Jon Smirl <jonsmirl@gmail.com>
 *
 * This file is licensed under the terms of the GNU General Public License
 * version 2. This program is licensed "as is" without any warranty of any
 * kind, whether express or implied.
 */

#include <linux/init.h>
#include <linux/module.h>
#include <linux/interrupt.h>
#include <linux/device.h>
#include <linux/delay.h>
#include <linux/of.h>
#include <linux/platform_device.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"

#define DRV_NAME "efika-audio-fabric"

SND_SOC_DAILINK_DEFS(analog,
        DAILINK_COMP_ARRAY(COMP_CPU("mpc5200-psc-ac97.0")),
        DAILINK_COMP_ARRAY(COMP_CODEC("stac9766-codec",
                                      "stac9766-hifi-analog")),
        DAILINK_COMP_ARRAY(COMP_PLATFORM("mpc5200-pcm-audio")));

SND_SOC_DAILINK_DEFS(iec958,
        DAILINK_COMP_ARRAY(COMP_CPU("mpc5200-psc-ac97.1")),
        DAILINK_COMP_ARRAY(COMP_CODEC("stac9766-codec",
                                      "stac9766-hifi-IEC958")),
        DAILINK_COMP_ARRAY(COMP_PLATFORM("mpc5200-pcm-audio")));

static struct snd_soc_dai_link efika_fabric_dai[] = {
{
        .name = "AC97",
        .stream_name = "AC97 Analog",
        SND_SOC_DAILINK_REG(analog),
},
{
        .name = "AC97",
        .stream_name = "AC97 IEC958",
        SND_SOC_DAILINK_REG(iec958),
},
};

static struct snd_soc_card card = {
        .name = "Efika",
        .owner = THIS_MODULE,
        .dai_link = efika_fabric_dai,
        .num_links = ARRAY_SIZE(efika_fabric_dai),
};

static __init int efika_fabric_init(void)
{
        struct platform_device *pdev;
        int rc;

        if (!of_machine_is_compatible("bplan,efika"))
                return -ENODEV;

        pdev = platform_device_alloc("soc-audio", 1);
        if (!pdev) {
                pr_err("efika_fabric_init: platform_device_alloc() failed\n");
                return -ENODEV;
        }

        platform_set_drvdata(pdev, &card);

        rc = platform_device_add(pdev);
        if (rc) {
                pr_err("efika_fabric_init: platform_device_add() failed\n");
                platform_device_put(pdev);
                return -ENODEV;
        }
        return 0;
}

module_init(efika_fabric_init);


MODULE_AUTHOR("Jon Smirl <jonsmirl@gmail.com>");
MODULE_DESCRIPTION(DRV_NAME ": mpc5200 Efika fabric driver");
MODULE_LICENSE("GPL");