/*
 * 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,
	},
	{},
};

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

static struct snd_soc_dai_link db1200_ac97_dai = {
	.name		= "AC97",
	.stream_name	= "AC97 HiFi",
	.codec_dai_name	= "ac97-hifi",
	.cpu_dai_name	= "au1xpsc_ac97.1",
	.platform_name	= "au1xpsc-pcm.1",
	.codec_name	= "ac97-codec.1",
};

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

static struct snd_soc_dai_link db1300_ac97_dai = {
	.name		= "AC97",
	.stream_name	= "AC97 HiFi",
	.codec_dai_name	= "wm9712-hifi",
	.cpu_dai_name	= "au1xpsc_ac97.1",
	.platform_name	= "au1xpsc-pcm.1",
	.codec_name	= "wm9712-codec.1",
};

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 = substream->private_data;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;

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

	return 0;
}

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

static struct snd_soc_dai_link db1200_i2s_dai = {
	.name		= "WM8731",
	.stream_name	= "WM8731 PCM",
	.codec_dai_name	= "wm8731-hifi",
	.cpu_dai_name	= "au1xpsc_i2s.1",
	.platform_name	= "au1xpsc-pcm.1",
	.codec_name	= "wm8731.0-001b",
	.dai_fmt	= SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF |
			  SND_SOC_DAIFMT_CBM_CFM,
	.ops		= &db1200_i2s_wm8731_ops,
};

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

static struct snd_soc_dai_link db1300_i2s_dai = {
	.name		= "WM8731",
	.stream_name	= "WM8731 PCM",
	.codec_dai_name	= "wm8731-hifi",
	.cpu_dai_name	= "au1xpsc_i2s.2",
	.platform_name	= "au1xpsc-pcm.2",
	.codec_name	= "wm8731.0-001b",
	.dai_fmt	= SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF |
			  SND_SOC_DAIFMT_CBM_CFM,
	.ops		= &db1200_i2s_wm8731_ops,
};

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

static struct snd_soc_dai_link db1550_i2s_dai = {
	.name		= "WM8731",
	.stream_name	= "WM8731 PCM",
	.codec_dai_name	= "wm8731-hifi",
	.cpu_dai_name	= "au1xpsc_i2s.3",
	.platform_name	= "au1xpsc-pcm.3",
	.codec_name	= "wm8731.0-001b",
	.dai_fmt	= SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF |
			  SND_SOC_DAIFMT_CBM_CFM,
	.ops		= &db1200_i2s_wm8731_ops,
};

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");
it/commit/include/uapi/Kbuild?id=33e962c8871f015f5c8978384553dddcf5b81b22'>33e962c8871f015f5c8978384553dddcf5b81b22</a> (<a href='/cgit.cgi/linux/net-next.git/patch/include/uapi/Kbuild?id=33e962c8871f015f5c8978384553dddcf5b81b22'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=33e962c8871f015f5c8978384553dddcf5b81b22'>43aff96c2ee21d9e0fa2018457778a4de52053cd</a> /<a href='/cgit.cgi/linux/net-next.git/tree/include/uapi/Kbuild?id=33e962c8871f015f5c8978384553dddcf5b81b22'>include/uapi/Kbuild</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/uapi/Kbuild?id=575ddce0507789bf9830d089557d2199d2f91865'>575ddce0507789bf9830d089557d2199d2f91865</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/uapi/Kbuild?id=33e962c8871f015f5c8978384553dddcf5b81b22&amp;id2=575ddce0507789bf9830d089557d2199d2f91865'>diff</a>)</td></tr></table>
<div class='commit-subject'>rt2x00: fix clk_get call</div><div class='commit-msg'>clk_get() takes two arguments and might return ERR_PTR(), so we
have to nullify pointer on that case, to do not break further call
to clk_get_rate().

Reported-by: Felix Fietkau &lt;nbd@nbd.name&gt;
Fixes: 34db70b92fae ("rt2x00: add copy of clk for soc devices")
Signed-off-by: Stanislaw Gruszka &lt;sgruszka@redhat.com&gt;
Signed-off-by: Kalle Valo &lt;kvalo@codeaurora.org&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=33e962c8871f015f5c8978384553dddcf5b81b22'>Diffstat</a> (limited to 'include/uapi/Kbuild')</div><table summary='diffstat' class='diffstat'>