4e1f865097
Add missing platform_device_put() if platform_device_add() failed. Signed-off-by: Axel Lin <axel.lin@gmail.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
92 lines
2.1 KiB
C
92 lines
2.1 KiB
C
/*
|
|
* Efika driver for the PSC of the Freescale MPC52xx
|
|
* configured as AC97 interface
|
|
*
|
|
* Copyright 2008 Jon Smirl, Digispeaker
|
|
* Author: Jon Smirl <jonsmirl@gmail.com>
|
|
*
|
|
* This file is licensed under the terms of the GNU General Public License
|
|
* version 2. This program is licensed "as is" without any warranty of any
|
|
* kind, whether express or implied.
|
|
*/
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/module.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/device.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/of_device.h>
|
|
#include <linux/of_platform.h>
|
|
#include <linux/dma-mapping.h>
|
|
|
|
#include <sound/core.h>
|
|
#include <sound/pcm.h>
|
|
#include <sound/pcm_params.h>
|
|
#include <sound/initval.h>
|
|
#include <sound/soc.h>
|
|
|
|
#include "mpc5200_dma.h"
|
|
#include "mpc5200_psc_ac97.h"
|
|
#include "../codecs/stac9766.h"
|
|
|
|
#define DRV_NAME "efika-audio-fabric"
|
|
|
|
static struct snd_soc_card card;
|
|
|
|
static struct snd_soc_dai_link efika_fabric_dai[] = {
|
|
{
|
|
.name = "AC97",
|
|
.stream_name = "AC97 Analog",
|
|
.codec_dai_name = "stac9766-hifi-analog",
|
|
.cpu_dai_name = "mpc5200-psc-ac97.0",
|
|
.platform_name = "mpc5200-pcm-audio",
|
|
.codec_name = "stac9766-codec",
|
|
},
|
|
{
|
|
.name = "AC97",
|
|
.stream_name = "AC97 IEC958",
|
|
.codec_dai_name = "stac9766-hifi-IEC958",
|
|
.cpu_dai_name = "mpc5200-psc-ac97.1",
|
|
.platform_name = "mpc5200-pcm-audio",
|
|
.codec_name = "stac9766-codec",
|
|
},
|
|
};
|
|
|
|
static __init int efika_fabric_init(void)
|
|
{
|
|
struct platform_device *pdev;
|
|
int rc;
|
|
|
|
if (!of_machine_is_compatible("bplan,efika"))
|
|
return -ENODEV;
|
|
|
|
card.name = "Efika";
|
|
card.dai_link = efika_fabric_dai;
|
|
card.num_links = ARRAY_SIZE(efika_fabric_dai);
|
|
|
|
|
|
pdev = platform_device_alloc("soc-audio", 1);
|
|
if (!pdev) {
|
|
pr_err("efika_fabric_init: platform_device_alloc() failed\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
platform_set_drvdata(pdev, &card);
|
|
|
|
rc = platform_device_add(pdev);
|
|
if (rc) {
|
|
pr_err("efika_fabric_init: platform_device_add() failed\n");
|
|
platform_device_put(pdev);
|
|
return -ENODEV;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
module_init(efika_fabric_init);
|
|
|
|
|
|
MODULE_AUTHOR("Jon Smirl <jonsmirl@gmail.com>");
|
|
MODULE_DESCRIPTION(DRV_NAME ": mpc5200 Efika fabric driver");
|
|
MODULE_LICENSE("GPL");
|
|
|