Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit aef05294 authored by Lars-Peter Clausen's avatar Lars-Peter Clausen Committed by Mark Brown
Browse files

ASoC: Blackfin: Add machine driver for EVAL-ADAV80X boards 



Add a machine driver to support the EVAL-ADAV801 and EVAL-ADAV803 boards
connected to a Analog Devices BF5XX evaluation board.

Signed-off-by: default avatarLars-Peter Clausen <lars@metafoo.de>
Acked-by: default avatarMike Frysinger <vapier@gentoo.org>
Acked-by: default avatarLiam Girdwood <lrg@ti.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent cc52688a

sound/soc/blackfin/Kconfig

+13 −0
Original line number Original line Diff line number Diff line
@@ -27,6 +27,19 @@ config SND_SOC_BFIN_EVAL_ADAU1701 
	  board connected to one of the Blackfin evaluation boards like the

	  board connected to one of the Blackfin evaluation boards like the

	  BF5XX-STAMP or BF5XX-EZKIT.

	  BF5XX-STAMP or BF5XX-EZKIT.





config SND_SOC_BFIN_EVAL_ADAV80X

	tristate "Support for the EVAL-ADAV80X boards on Blackfin eval boards"

	depends on SND_BF5XX_I2S && (SPI_MASTER || I2C)

	select SND_BF5XX_SOC_I2S

	select SND_SOC_ADAV80X

	help

	  Say Y if you want to add support for the Analog Devices EVAL-ADAV801 or

	  EVAL-ADAV803 board connected to one of the Blackfin evaluation boards

	  like the BF5XX-STAMP or BF5XX-EZKIT.



	  Note: This driver assumes that the ADAV80X digital record and playback

	  interfaces are connected to the first SPORT port on the BF5XX board.



config SND_BF5XX_SOC_AD73311

config SND_BF5XX_SOC_AD73311

	tristate "SoC AD73311 Audio support for Blackfin"

	tristate "SoC AD73311 Audio support for Blackfin"

	depends on SND_BF5XX_I2S

	depends on SND_BF5XX_I2S

sound/soc/blackfin/Makefile

+2 −0
Original line number Original line Diff line number Diff line
@@ -22,6 +22,7 @@ snd-ssm2602-objs := bf5xx-ssm2602.o 
snd-ad73311-objs := bf5xx-ad73311.o

snd-ad73311-objs := bf5xx-ad73311.o

snd-ad193x-objs := bf5xx-ad193x.o

snd-ad193x-objs := bf5xx-ad193x.o

snd-soc-bfin-eval-adau1701-objs := bfin-eval-adau1701.o

snd-soc-bfin-eval-adau1701-objs := bfin-eval-adau1701.o

snd-soc-bfin-eval-adav80x-objs := bfin-eval-adav80x.o





obj-$(CONFIG_SND_BF5XX_SOC_AD1836) += snd-ad1836.o

obj-$(CONFIG_SND_BF5XX_SOC_AD1836) += snd-ad1836.o

obj-$(CONFIG_SND_BF5XX_SOC_AD1980) += snd-ad1980.o

obj-$(CONFIG_SND_BF5XX_SOC_AD1980) += snd-ad1980.o
@@ -29,3 +30,4 @@ obj-$(CONFIG_SND_BF5XX_SOC_SSM2602) += snd-ssm2602.o 
obj-$(CONFIG_SND_BF5XX_SOC_AD73311) += snd-ad73311.o

obj-$(CONFIG_SND_BF5XX_SOC_AD73311) += snd-ad73311.o

obj-$(CONFIG_SND_BF5XX_SOC_AD193X) += snd-ad193x.o

obj-$(CONFIG_SND_BF5XX_SOC_AD193X) += snd-ad193x.o

obj-$(CONFIG_SND_SOC_BFIN_EVAL_ADAU1701) += snd-soc-bfin-eval-adau1701.o

obj-$(CONFIG_SND_SOC_BFIN_EVAL_ADAU1701) += snd-soc-bfin-eval-adau1701.o

obj-$(CONFIG_SND_SOC_BFIN_EVAL_ADAV80X) += snd-soc-bfin-eval-adav80x.o

sound/soc/blackfin/bfin-eval-adav80x.c

0 → 100644
+173 −0
Original line number Original line Diff line number Diff line 
/*

 * Machine driver for EVAL-ADAV801 and EVAL-ADAV803 on Analog Devices bfin

 * evaluation boards.

 *

 * Copyright 2011 Analog Devices Inc.

 * Author: Lars-Peter Clausen <lars@metafoo.de>

 *

 * Licensed under the GPL-2 or later.

 */



#include <linux/init.h>

#include <linux/platform_device.h>

#include <sound/core.h>

#include <sound/pcm.h>

#include <sound/soc.h>



#include "../codecs/adav80x.h"



static const struct snd_soc_dapm_widget bfin_eval_adav80x_dapm_widgets[] = {

	SND_SOC_DAPM_LINE("Line Out", NULL),

	SND_SOC_DAPM_LINE("Line In", NULL),

};



static const struct snd_soc_dapm_route bfin_eval_adav80x_dapm_routes[] = {

	{ "Line Out", NULL, "VOUTL" },

	{ "Line Out", NULL, "VOUTR" },



	{ "VINL", NULL, "Line In" },

	{ "VINR", NULL, "Line In" },

};



static int bfin_eval_adav80x_hw_params(struct snd_pcm_substream *substream,

	struct snd_pcm_hw_params *params)

{

	struct snd_soc_pcm_runtime *rtd = substream->private_data;

	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;

	struct snd_soc_dai *codec_dai = rtd->codec_dai;

	int ret;



	ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |

			SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM);

	if (ret)

		return ret;



	ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |

			SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM);

	if (ret)

		return ret;



	ret = snd_soc_dai_set_pll(codec_dai, ADAV80X_PLL1, ADAV80X_PLL_SRC_XTAL,

			27000000, params_rate(params) * 256);

	if (ret)

		return ret;



	ret = snd_soc_dai_set_sysclk(codec_dai, ADAV80X_CLK_PLL1,

			params_rate(params) * 256, SND_SOC_CLOCK_IN);



	return ret;

}



static int bfin_eval_adav80x_codec_init(struct snd_soc_pcm_runtime *rtd)

{

	struct snd_soc_dai *codec_dai = rtd->codec_dai;



	snd_soc_dai_set_sysclk(codec_dai, ADAV80X_CLK_SYSCLK1, 0,

	    SND_SOC_CLOCK_OUT);

	snd_soc_dai_set_sysclk(codec_dai, ADAV80X_CLK_SYSCLK2, 0,

	    SND_SOC_CLOCK_OUT);

	snd_soc_dai_set_sysclk(codec_dai, ADAV80X_CLK_SYSCLK3, 0,

	    SND_SOC_CLOCK_OUT);



	snd_soc_dai_set_sysclk(codec_dai, ADAV80X_CLK_XTAL, 2700000, 0);



	return 0;

}



static struct snd_soc_ops bfin_eval_adav80x_ops = {

	.hw_params = bfin_eval_adav80x_hw_params,

};



static struct snd_soc_dai_link bfin_eval_adav80x_dais[] = {

	{

		.name = "adav80x",

		.stream_name = "ADAV80x HiFi",

		.cpu_dai_name = "bfin-i2s.0",

		.codec_dai_name = "adav80x-hifi",

		.platform_name = "bfin-i2s-pcm-audio",

		.init = bfin_eval_adav80x_codec_init,

		.ops = &bfin_eval_adav80x_ops,

	},

};



static struct snd_soc_card bfin_eval_adav80x = {

	.name = "bfin-eval-adav80x",

	.dai_link = bfin_eval_adav80x_dais,

	.num_links = ARRAY_SIZE(bfin_eval_adav80x_dais),



	.dapm_widgets		= bfin_eval_adav80x_dapm_widgets,

	.num_dapm_widgets	= ARRAY_SIZE(bfin_eval_adav80x_dapm_widgets),

	.dapm_routes		= bfin_eval_adav80x_dapm_routes,

	.num_dapm_routes	= ARRAY_SIZE(bfin_eval_adav80x_dapm_routes),

};



enum bfin_eval_adav80x_type {

	BFIN_EVAL_ADAV801,

	BFIN_EVAL_ADAV803,

};



static int bfin_eval_adav80x_probe(struct platform_device *pdev)

{

	struct snd_soc_card *card = &bfin_eval_adav80x;

	const char *codec_name;



	switch (platform_get_device_id(pdev)->driver_data) {

	case BFIN_EVAL_ADAV801:

		codec_name = "spi0.1";

		break;

	case BFIN_EVAL_ADAV803:

		codec_name = "adav803.0-0034";

		break;

	default:

		return -EINVAL;

	}



	bfin_eval_adav80x_dais[0].codec_name = codec_name;



	card->dev = &pdev->dev;



	return snd_soc_register_card(&bfin_eval_adav80x);

}



static int __devexit bfin_eval_adav80x_remove(struct platform_device *pdev)

{

	struct snd_soc_card *card = platform_get_drvdata(pdev);



	snd_soc_unregister_card(card);



	return 0;

}



static const struct platform_device_id bfin_eval_adav80x_ids[] = {

	{ "bfin-eval-adav801", BFIN_EVAL_ADAV801 },

	{ "bfin-eval-adav803", BFIN_EVAL_ADAV803 },

	{ },

};

MODULE_DEVICE_TABLE(platform, bfin_eval_adav80x_ids);



static struct platform_driver bfin_eval_adav80x_driver = {

	.driver = {

		.name = "bfin-eval-adav80x",

		.owner = THIS_MODULE,

		.pm = &snd_soc_pm_ops,

	},

	.probe = bfin_eval_adav80x_probe,

	.remove = __devexit_p(bfin_eval_adav80x_remove),

	.id_table = bfin_eval_adav80x_ids,

};



static int __init bfin_eval_adav80x_init(void)

{

	return platform_driver_register(&bfin_eval_adav80x_driver);

}

module_init(bfin_eval_adav80x_init);



static void __exit bfin_eval_adav80x_exit(void)

{

	platform_driver_unregister(&bfin_eval_adav80x_driver);

}

module_exit(bfin_eval_adav80x_exit);



MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");

MODULE_DESCRIPTION("ALSA SoC bfin adav80x driver");

MODULE_LICENSE("GPL");