// SPDX-License-Identifier: GPL-2.0-only
/*
 * DB1200/DB1300/DB1550 ASoC audio fabric support code.
 *
 * (c) 2008-2011 Manuel Lauss <manuel.lauss@googlemail.com>
 *
 */

#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/timer.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <asm/mach-au1x00/au1000.h>
#include <asm/mach-au1x00/au1xxx_psc.h>
#include <asm/mach-au1x00/au1xxx_dbdma.h>
#include <asm/mach-db1x00/bcsr.h>

#include "../codecs/wm8731.h"
#include "psc.h"

static const struct platform_device_id db1200_pids[] = {
        {
                .name           = "db1200-ac97",
                .driver_data    = 0,
        }, {
                .name           = "db1200-i2s",
                .driver_data    = 1,
        }, {
                .name           = "db1300-ac97",
                .driver_data    = 2,
        }, {
                .name           = "db1300-i2s",
                .driver_data    = 3,
        }, {
                .name           = "db1550-ac97",
                .driver_data    = 4,
        }, {
                .name           = "db1550-i2s",
                .driver_data    = 5,
        },
        {},
};
MODULE_DEVICE_TABLE(platform, db1200_pids);

/*-------------------------  AC97 PART  ---------------------------*/

SND_SOC_DAILINK_DEFS(db1200_ac97,
        DAILINK_COMP_ARRAY(COMP_CPU("au1xpsc_ac97.1")),
        DAILINK_COMP_ARRAY(COMP_CODEC("ac97-codec.1", "ac97-hifi")),
        DAILINK_COMP_ARRAY(COMP_PLATFORM("au1xpsc-pcm.1")));

static struct snd_soc_dai_link db1200_ac97_dai = {
        .name           = "AC97",
        .stream_name    = "AC97 HiFi",
        SND_SOC_DAILINK_REG(db1200_ac97),
};

static struct snd_soc_card db1200_ac97_machine = {
        .name           = "DB1200_AC97",
        .owner          = THIS_MODULE,
        .dai_link       = &db1200_ac97_dai,
        .num_links      = 1,
};

SND_SOC_DAILINK_DEFS(db1300_ac97,
        DAILINK_COMP_ARRAY(COMP_CPU("au1xpsc_ac97.1")),
        DAILINK_COMP_ARRAY(COMP_CODEC("wm9712-codec.1", "wm9712-hifi")),
        DAILINK_COMP_ARRAY(COMP_PLATFORM("au1xpsc-pcm.1")));

static struct snd_soc_dai_link db1300_ac97_dai = {
        .name           = "AC97",
        .stream_name    = "AC97 HiFi",
        SND_SOC_DAILINK_REG(db1300_ac97),
};

static struct snd_soc_card db1300_ac97_machine = {
        .name           = "DB1300_AC97",
        .owner          = THIS_MODULE,
        .dai_link       = &db1300_ac97_dai,
        .num_links      = 1,
};

static struct snd_soc_card db1550_ac97_machine = {
        .name           = "DB1550_AC97",
        .owner          = THIS_MODULE,
        .dai_link       = &db1200_ac97_dai,
        .num_links      = 1,
};

/*-------------------------  I2S PART  ---------------------------*/

static int db1200_i2s_startup(struct snd_pcm_substream *substream)
{
        struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
        struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0);

        /* WM8731 has its own 12MHz crystal */
        snd_soc_dai_set_sysclk(codec_dai, WM8731_SYSCLK_XTAL,
                                12000000, SND_SOC_CLOCK_IN);

        return 0;
}

static const struct snd_soc_ops db1200_i2s_wm8731_ops = {
        .startup        = db1200_i2s_startup,
};

SND_SOC_DAILINK_DEFS(db1200_i2s,
        DAILINK_COMP_ARRAY(COMP_CPU("au1xpsc_i2s.1")),
        DAILINK_COMP_ARRAY(COMP_CODEC("wm8731.0-001b", "wm8731-hifi")),
        DAILINK_COMP_ARRAY(COMP_PLATFORM("au1xpsc-pcm.1")));

static struct snd_soc_dai_link db1200_i2s_dai = {
        .name           = "WM8731",
        .stream_name    = "WM8731 PCM",
        .dai_fmt        = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF |
                          SND_SOC_DAIFMT_CBP_CFP,
        .ops            = &db1200_i2s_wm8731_ops,
        SND_SOC_DAILINK_REG(db1200_i2s),
};

static struct snd_soc_card db1200_i2s_machine = {
        .name           = "DB1200_I2S",
        .owner          = THIS_MODULE,
        .dai_link       = &db1200_i2s_dai,
        .num_links      = 1,
};

SND_SOC_DAILINK_DEFS(db1300_i2s,
        DAILINK_COMP_ARRAY(COMP_CPU("au1xpsc_i2s.2")),
        DAILINK_COMP_ARRAY(COMP_CODEC("wm8731.0-001b", "wm8731-hifi")),
        DAILINK_COMP_ARRAY(COMP_PLATFORM("au1xpsc-pcm.2")));

static struct snd_soc_dai_link db1300_i2s_dai = {
        .name           = "WM8731",
        .stream_name    = "WM8731 PCM",
        .dai_fmt        = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF |
                          SND_SOC_DAIFMT_CBP_CFP,
        .ops            = &db1200_i2s_wm8731_ops,
        SND_SOC_DAILINK_REG(db1300_i2s),
};

static struct snd_soc_card db1300_i2s_machine = {
        .name           = "DB1300_I2S",
        .owner          = THIS_MODULE,
        .dai_link       = &db1300_i2s_dai,
        .num_links      = 1,
};

SND_SOC_DAILINK_DEFS(db1550_i2s,
        DAILINK_COMP_ARRAY(COMP_CPU("au1xpsc_i2s.3")),
        DAILINK_COMP_ARRAY(COMP_CODEC("wm8731.0-001b", "wm8731-hifi")),
        DAILINK_COMP_ARRAY(COMP_PLATFORM("au1xpsc-pcm.3")));

static struct snd_soc_dai_link db1550_i2s_dai = {
        .name           = "WM8731",
        .stream_name    = "WM8731 PCM",
        .dai_fmt        = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF |
                          SND_SOC_DAIFMT_CBP_CFP,
        .ops            = &db1200_i2s_wm8731_ops,
        SND_SOC_DAILINK_REG(db1550_i2s),
};

static struct snd_soc_card db1550_i2s_machine = {
        .name           = "DB1550_I2S",
        .owner          = THIS_MODULE,
        .dai_link       = &db1550_i2s_dai,
        .num_links      = 1,
};

/*-------------------------  COMMON PART  ---------------------------*/

static struct snd_soc_card *db1200_cards[] = {
        &db1200_ac97_machine,
        &db1200_i2s_machine,
        &db1300_ac97_machine,
        &db1300_i2s_machine,
        &db1550_ac97_machine,
        &db1550_i2s_machine,
};

static int db1200_audio_probe(struct platform_device *pdev)
{
        const struct platform_device_id *pid = platform_get_device_id(pdev);
        struct snd_soc_card *card;

        card = db1200_cards[pid->driver_data];
        card->dev = &pdev->dev;
        return devm_snd_soc_register_card(&pdev->dev, card);
}

static struct platform_driver db1200_audio_driver = {
        .driver = {
                .name   = "db1200-ac97",
                .pm     = &snd_soc_pm_ops,
        },
        .id_table       = db1200_pids,
        .probe          = db1200_audio_probe,
};

module_platform_driver(db1200_audio_driver);

MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("DB1200/DB1300/DB1550 ASoC audio support");
MODULE_AUTHOR("Manuel Lauss");