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

Commit ab40d4f1 authored by Ian Molton's avatar Ian Molton Committed by Jaroslav Kysela
Browse files

[ALSA] soc - Preliminary ac97 drivers for Toshiba e800 PDAs



Currently only the AUX channel is used (touchscreen)

Signed-off-by: default avatarIan Molton <spyro@f2s.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
Signed-off-by: default avatarJaroslav Kysela <perex@perex.cz>
parent 6cab2d3d
Loading
Loading
Loading
Loading
+9 −0
Original line number Diff line number Diff line
@@ -53,3 +53,12 @@ config SND_PXA2XX_SOC_TOSA
	help
	  Say Y if you want to add support for SoC audio on Sharp
	  Zaurus SL-C6000x models (Tosa).

config SND_PXA2XX_SOC_E800
	tristate "SoC AC97 Audio support for e800"
	depends on SND_PXA2XX_SOC && MACH_E800
	select SND_SOC_WM9712
	select SND_PXA2XX_SOC_AC97
	help
	  Say Y if you want to add support for SoC audio on the
	  Toshiba e800 PDA
+2 −0
Original line number Diff line number Diff line
@@ -11,10 +11,12 @@ obj-$(CONFIG_SND_PXA2XX_SOC_I2S) += snd-soc-pxa2xx-i2s.o
snd-soc-corgi-objs := corgi.o
snd-soc-poodle-objs := poodle.o
snd-soc-tosa-objs := tosa.o
snd-soc-e800-objs := e800_wm9712.o
snd-soc-spitz-objs := spitz.o

obj-$(CONFIG_SND_PXA2XX_SOC_CORGI) += snd-soc-corgi.o
obj-$(CONFIG_SND_PXA2XX_SOC_POODLE) += snd-soc-poodle.o
obj-$(CONFIG_SND_PXA2XX_SOC_TOSA) += snd-soc-tosa.o
obj-$(CONFIG_SND_PXA2XX_SOC_E800) += snd-soc-e800.o
obj-$(CONFIG_SND_PXA2XX_SOC_SPITZ) += snd-soc-spitz.o
+89 −0
Original line number Diff line number Diff line
/*
 * e800-wm9712.c  --  SoC audio for e800
 *
 * Based on tosa.c
 *
 * Copyright 2007 (c) Ian Molton <spyro@f2s.com>
 *
 *  This program is free software; you can redistribute  it and/or modify it
 *  under  the terms of  the GNU General  Public License as published by the
 *  Free Software Foundation; version 2 ONLY.
 *
 */

#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/device.h>

#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>

#include <asm/mach-types.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/hardware.h>
#include <asm/arch/audio.h>

#include "../codecs/wm9712.h"
#include "pxa2xx-pcm.h"
#include "pxa2xx-ac97.h"

static struct snd_soc_machine e800;

static struct snd_soc_dai_link e800_dai[] = {
{
	.name = "AC97 Aux",
	.stream_name = "AC97 Aux",
	.cpu_dai = &pxa_ac97_dai[PXA2XX_DAI_AC97_AUX],
	.codec_dai = &wm9712_dai[WM9712_DAI_AC97_AUX],
},
};

static struct snd_soc_machine e800 = {
	.name = "Toshiba e800",
	.dai_link = e800_dai,
	.num_links = ARRAY_SIZE(e800_dai),
};

static struct snd_soc_device e800_snd_devdata = {
	.machine = &e800,
	.platform = &pxa2xx_soc_platform,
	.codec_dev = &soc_codec_dev_wm9712,
};

static struct platform_device *e800_snd_device;

static int __init e800_init(void)
{
	int ret;

	if (!machine_is_e800())
		return -ENODEV;

	e800_snd_device = platform_device_alloc("soc-audio", -1);
	if (!e800_snd_device)
		return -ENOMEM;

	platform_set_drvdata(e800_snd_device, &e800_snd_devdata);
	e800_snd_devdata.dev = &e800_snd_device->dev;
	ret = platform_device_add(e800_snd_device);

	if (ret)
		platform_device_put(e800_snd_device);

	return ret;
}

static void __exit e800_exit(void)
{
	platform_device_unregister(e800_snd_device);
}

module_init(e800_init);
module_exit(e800_exit);

/* Module information */
MODULE_AUTHOR("Ian Molton <spyro@f2s.com>");
MODULE_DESCRIPTION("ALSA SoC driver for e800");
MODULE_LICENSE("GPL");