[linux-2.6-block.git] / sound / soc / au1x / db1200.c

// 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,
	},
	{},
};

/*-------------------------  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 const 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");
Commit	Line	Data
09c434b8	1	// SPDX-License-Identifier: GPL-2.0-only
05ae3231	2	/*
f869d42e	3	* DB1200/DB1300/DB1550 ASoC audio fabric support code.
05ae3231	4	*
adbc7a5a	5	* (c) 2008-2011 Manuel Lauss <manuel.lauss@googlemail.com>
05ae3231 ML	6	*
	7	*/
	8
	9	#include <linux/module.h>
	10	#include <linux/moduleparam.h>
	11	#include <linux/timer.h>
	12	#include <linux/interrupt.h>
	13	#include <linux/platform_device.h>
	14	#include <sound/core.h>
	15	#include <sound/pcm.h>
	16	#include <sound/soc.h>
05ae3231 ML	17	#include <asm/mach-au1x00/au1000.h>
	18	#include <asm/mach-au1x00/au1xxx_psc.h>
	19	#include <asm/mach-au1x00/au1xxx_dbdma.h>
	20	#include <asm/mach-db1x00/bcsr.h>
	21
05ae3231 ML	22	#include "../codecs/wm8731.h"
	23	#include "psc.h"
	24
6c219192	25	static const struct platform_device_id db1200_pids[] = {
adbc7a5a ML	26	{
	27	.name = "db1200-ac97",
	28	.driver_data = 0,
	29	}, {
	30	.name = "db1200-i2s",
	31	.driver_data = 1,
64cd04d0 ML	32	}, {
	33	.name = "db1300-ac97",
	34	.driver_data = 2,
	35	}, {
	36	.name = "db1300-i2s",
	37	.driver_data = 3,
f869d42e ML	38	}, {
	39	.name = "db1550-ac97",
	40	.driver_data = 4,
	41	}, {
	42	.name = "db1550-i2s",
	43	.driver_data = 5,
adbc7a5a ML	44	},
	45	{},
	46	};
	47
05ae3231 ML	48	/------------------------- AC97 PART ---------------------------/
	49
	50	static struct snd_soc_dai_link db1200_ac97_dai = {
	51	.name = "AC97",
	52	.stream_name = "AC97 HiFi",
f0fba2ad	53	.codec_dai_name = "ac97-hifi",
ffc4fdbb ML	54	.cpu_dai_name = "au1xpsc_ac97.1",
	55	.platform_name = "au1xpsc-pcm.1",
	56	.codec_name = "ac97-codec.1",
05ae3231 ML	57	};
	58
	59	static struct snd_soc_card db1200_ac97_machine = {
	60	.name = "DB1200_AC97",
662d4e5c	61	.owner = THIS_MODULE,
05ae3231 ML	62	.dai_link = &db1200_ac97_dai,
05ae3231 ML	63	.num_links = 1,
05ae3231 ML	64	};
05ae3231 ML	65
64cd04d0 ML	66	static struct snd_soc_dai_link db1300_ac97_dai = {
	67	.name = "AC97",
	68	.stream_name = "AC97 HiFi",
	69	.codec_dai_name = "wm9712-hifi",
	70	.cpu_dai_name = "au1xpsc_ac97.1",
	71	.platform_name = "au1xpsc-pcm.1",
	72	.codec_name = "wm9712-codec.1",
	73	};
	74
	75	static struct snd_soc_card db1300_ac97_machine = {
	76	.name = "DB1300_AC97",
35261edc	77	.owner = THIS_MODULE,
64cd04d0 ML	78	.dai_link = &db1300_ac97_dai,
	79	.num_links = 1,
	80	};
	81
f869d42e ML	82	static struct snd_soc_card db1550_ac97_machine = {
f869d42e ML	83	.name = "DB1550_AC97",
35261edc	84	.owner = THIS_MODULE,
f869d42e ML	85	.dai_link = &db1200_ac97_dai,
	86	.num_links = 1,
	87	};
	88
05ae3231 ML	89	/------------------------- I2S PART ---------------------------/
	90
	91	static int db1200_i2s_startup(struct snd_pcm_substream *substream)
	92	{
	93	struct snd_soc_pcm_runtime *rtd = substream->private_data;
f0fba2ad	94	struct snd_soc_dai *codec_dai = rtd->codec_dai;
05ae3231 ML	95
05ae3231 ML	96	/* WM8731 has its own 12MHz crystal */
9745e824	97	snd_soc_dai_set_sysclk(codec_dai, WM8731_SYSCLK_XTAL,
05ae3231 ML	98	12000000, SND_SOC_CLOCK_IN);
05ae3231 ML	99
b4508d0f	100	return 0;
05ae3231 ML	101	}
05ae3231 ML	102
052fba77	103	static const struct snd_soc_ops db1200_i2s_wm8731_ops = {
05ae3231 ML	104	.startup = db1200_i2s_startup,
	105	};
	106
	107	static struct snd_soc_dai_link db1200_i2s_dai = {
	108	.name = "WM8731",
	109	.stream_name = "WM8731 PCM",
ffc4fdbb ML	110	.codec_dai_name = "wm8731-hifi",
	111	.cpu_dai_name = "au1xpsc_i2s.1",
	112	.platform_name = "au1xpsc-pcm.1",
99b59f3c	113	.codec_name = "wm8731.0-001b",
b4508d0f LPC	114	.dai_fmt = SND_SOC_DAIFMT_LEFT_J \| SND_SOC_DAIFMT_NB_NF \|
b4508d0f LPC	115	SND_SOC_DAIFMT_CBM_CFM,
05ae3231 ML	116	.ops = &db1200_i2s_wm8731_ops,
	117	};
	118
	119	static struct snd_soc_card db1200_i2s_machine = {
	120	.name = "DB1200_I2S",
662d4e5c	121	.owner = THIS_MODULE,
05ae3231 ML	122	.dai_link = &db1200_i2s_dai,
05ae3231 ML	123	.num_links = 1,
05ae3231 ML	124	};
05ae3231 ML	125
64cd04d0 ML	126	static struct snd_soc_dai_link db1300_i2s_dai = {
	127	.name = "WM8731",
	128	.stream_name = "WM8731 PCM",
	129	.codec_dai_name = "wm8731-hifi",
	130	.cpu_dai_name = "au1xpsc_i2s.2",
	131	.platform_name = "au1xpsc-pcm.2",
	132	.codec_name = "wm8731.0-001b",
e74679b3 LPC	133	.dai_fmt = SND_SOC_DAIFMT_LEFT_J \| SND_SOC_DAIFMT_NB_NF \|
e74679b3 LPC	134	SND_SOC_DAIFMT_CBM_CFM,
64cd04d0 ML	135	.ops = &db1200_i2s_wm8731_ops,
	136	};
	137
	138	static struct snd_soc_card db1300_i2s_machine = {
	139	.name = "DB1300_I2S",
35261edc	140	.owner = THIS_MODULE,
64cd04d0 ML	141	.dai_link = &db1300_i2s_dai,
	142	.num_links = 1,
	143	};
	144
f869d42e ML	145	static struct snd_soc_dai_link db1550_i2s_dai = {
	146	.name = "WM8731",
	147	.stream_name = "WM8731 PCM",
	148	.codec_dai_name = "wm8731-hifi",
	149	.cpu_dai_name = "au1xpsc_i2s.3",
	150	.platform_name = "au1xpsc-pcm.3",
	151	.codec_name = "wm8731.0-001b",
e74679b3 LPC	152	.dai_fmt = SND_SOC_DAIFMT_LEFT_J \| SND_SOC_DAIFMT_NB_NF \|
e74679b3 LPC	153	SND_SOC_DAIFMT_CBM_CFM,
f869d42e ML	154	.ops = &db1200_i2s_wm8731_ops,
	155	};
	156
	157	static struct snd_soc_card db1550_i2s_machine = {
	158	.name = "DB1550_I2S",
35261edc	159	.owner = THIS_MODULE,
f869d42e ML	160	.dai_link = &db1550_i2s_dai,
	161	.num_links = 1,
	162	};
	163
05ae3231 ML	164	/------------------------- COMMON PART ---------------------------/
05ae3231 ML	165
5c658be0	166	static struct snd_soc_card *db1200_cards[] = {
adbc7a5a ML	167	&db1200_ac97_machine,
adbc7a5a ML	168	&db1200_i2s_machine,
64cd04d0 ML	169	&db1300_ac97_machine,
64cd04d0 ML	170	&db1300_i2s_machine,
f869d42e ML	171	&db1550_ac97_machine,
f869d42e ML	172	&db1550_i2s_machine,
adbc7a5a	173	};
05ae3231	174
5c658be0	175	static int db1200_audio_probe(struct platform_device *pdev)
05ae3231	176	{
adbc7a5a ML	177	const struct platform_device_id *pid = platform_get_device_id(pdev);
adbc7a5a ML	178	struct snd_soc_card *card;
05ae3231	179
adbc7a5a ML	180	card = db1200_cards[pid->driver_data];
adbc7a5a ML	181	card->dev = &pdev->dev;
2342cafe	182	return devm_snd_soc_register_card(&pdev->dev, card);
adbc7a5a	183	}
05ae3231	184
adbc7a5a ML	185	static struct platform_driver db1200_audio_driver = {
	186	.driver = {
	187	.name = "db1200-ac97",
adbc7a5a ML	188	.pm = &snd_soc_pm_ops,
	189	},
	190	.id_table = db1200_pids,
	191	.probe = db1200_audio_probe,
adbc7a5a	192	};
05ae3231	193
8a124f9c	194	module_platform_driver(db1200_audio_driver);
05ae3231 ML	195
05ae3231 ML	196	MODULE_LICENSE("GPL");
f869d42e	197	MODULE_DESCRIPTION("DB1200/DB1300/DB1550 ASoC audio support");
05ae3231	198	MODULE_AUTHOR("Manuel Lauss");