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Commit d42a280d authored by Mika Westerberg's avatar Mika Westerberg Committed by Mark Brown
Browse files

ASoC: ep93xx: add Simplemachines Sim.One AC97 audio support 



Add AC97 audio support for Simplemachines Sim.One board.

Signed-off-by: default avatarMika Westerberg <mika.westerberg@iki.fi>
Acked-by: default avatarLiam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 534bc7fa

arch/arm/mach-ep93xx/simone.c

+1 −0
Original line number Diff line number Diff line
@@ -61,6 +61,7 @@ static void __init simone_init_machine(void) 
	ep93xx_register_fb(&simone_fb_info);

	ep93xx_register_i2c(&simone_i2c_gpio_data, simone_i2c_board_info,

			    ARRAY_SIZE(simone_i2c_board_info));

	ep93xx_register_ac97();

}



MACHINE_START(SIM_ONE, "Simplemachines Sim.One Board")

sound/soc/ep93xx/Kconfig

+9 −0
Original line number Diff line number Diff line
@@ -21,3 +21,12 @@ config SND_EP93XX_SOC_SNAPPERCL15 
        help

          Say Y or M here if you want to add support for I2S audio on the

          Bluewater Systems Snapper CL15 module.



config SND_EP93XX_SOC_SIMONE

	tristate "SoC Audio support for Simplemachines Sim.One board"

	depends on SND_EP93XX_SOC && MACH_SIM_ONE

	select SND_EP93XX_SOC_AC97

	select SND_SOC_AC97_CODEC

	help

	  Say Y or M here if you want to add support for AC97 audio on the

	  Simplemachines Sim.One board.

sound/soc/ep93xx/Makefile

+2 −0
Original line number Diff line number Diff line
@@ -9,5 +9,7 @@ obj-$(CONFIG_SND_EP93XX_SOC_AC97) += snd-soc-ep93xx-ac97.o 


# EP93XX Machine Support

snd-soc-snappercl15-objs			:= snappercl15.o

snd-soc-simone-objs				:= simone.o



obj-$(CONFIG_SND_EP93XX_SOC_SNAPPERCL15)	+= snd-soc-snappercl15.o

obj-$(CONFIG_SND_EP93XX_SOC_SIMONE)		+= snd-soc-simone.o

sound/soc/ep93xx/simone.c

0 → 100644
+89 −0
Original line number Diff line number Diff line 
/*

 * simone.c -- ASoC audio for Simplemachines Sim.One board

 *

 * Copyright (c) 2010 Mika Westerberg

 *

 * Based on snappercl15 machine driver by Ryan Mallon.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 as

 * published by the Free Software Foundation.

 */



#include <linux/init.h>

#include <linux/module.h>

#include <linux/platform_device.h>



#include <sound/core.h>

#include <sound/pcm.h>

#include <sound/soc.h>



#include <asm/mach-types.h>

#include <mach/hardware.h>



#include "ep93xx-pcm.h"



static struct snd_soc_dai_link simone_dai = {

	.name		= "AC97",

	.stream_name	= "AC97 HiFi",

	.cpu_dai_name	= "ep93xx-ac97",

	.codec_dai_name	= "ac97-hifi",

	.codec_name	= "ac97-codec",

	.platform_name	= "ep93xx-pcm-audio",

};



static struct snd_soc_card snd_soc_simone = {

	.name		= "Sim.One",

	.dai_link	= &simone_dai,

	.num_links	= 1,

};



static struct platform_device *simone_snd_ac97_device;

static struct platform_device *simone_snd_device;



static int __init simone_init(void)

{

	int ret;



	if (!machine_is_sim_one())

		return -ENODEV;



	simone_snd_ac97_device = platform_device_alloc("ac97-codec", -1);

	if (!simone_snd_ac97_device)

		return -ENOMEM;



	ret = platform_device_add(simone_snd_ac97_device);

	if (ret)

		goto fail;



	simone_snd_device = platform_device_alloc("soc-audio", -1);

	if (!simone_snd_device) {

		ret = -ENOMEM;

		goto fail;

	}



	platform_set_drvdata(simone_snd_device, &snd_soc_simone);

	ret = platform_device_add(simone_snd_device);

	if (ret) {

		platform_device_put(simone_snd_device);

		goto fail;

	}



	return ret;



fail:

	platform_device_put(simone_snd_ac97_device);

	return ret;

}

module_init(simone_init);



static void __exit simone_exit(void)

{

	platform_device_unregister(simone_snd_device);

	platform_device_unregister(simone_snd_ac97_device);

}

module_exit(simone_exit);



MODULE_DESCRIPTION("ALSA SoC Simplemachines Sim.One");

MODULE_AUTHOR("Mika Westerberg <mika.westerberg@iki.fi>");

MODULE_LICENSE("GPL");