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Diffstat (limited to 'sound/soc/fsl/pcm030-audio-fabric.c')
-rw-r--r--sound/soc/fsl/pcm030-audio-fabric.c100
1 files changed, 73 insertions, 27 deletions
diff --git a/sound/soc/fsl/pcm030-audio-fabric.c b/sound/soc/fsl/pcm030-audio-fabric.c
index b3af55dcde9d..4b63ec8eb372 100644
--- a/sound/soc/fsl/pcm030-audio-fabric.c
+++ b/sound/soc/fsl/pcm030-audio-fabric.c
@@ -12,32 +12,27 @@
#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/wm9712.h"
#define DRV_NAME "pcm030-audio-fabric"
+struct pcm030_audio_data {
+ struct snd_soc_card *card;
+ struct platform_device *codec_device;
+};
+
static struct snd_soc_dai_link pcm030_fabric_dai[] = {
{
.name = "AC97",
.stream_name = "AC97 Analog",
.codec_dai_name = "wm9712-hifi",
.cpu_dai_name = "mpc5200-psc-ac97.0",
- .platform_name = "mpc5200-pcm-audio",
.codec_name = "wm9712-codec",
},
{
@@ -45,44 +40,95 @@ static struct snd_soc_dai_link pcm030_fabric_dai[] = {
.stream_name = "AC97 IEC958",
.codec_dai_name = "wm9712-aux",
.cpu_dai_name = "mpc5200-psc-ac97.1",
- .platform_name = "mpc5200-pcm-audio",
.codec_name = "wm9712-codec",
},
};
-static struct snd_soc_card card = {
+static struct snd_soc_card pcm030_card = {
.name = "pcm030",
.owner = THIS_MODULE,
.dai_link = pcm030_fabric_dai,
.num_links = ARRAY_SIZE(pcm030_fabric_dai),
};
-static __init int pcm030_fabric_init(void)
+static int __init pcm030_fabric_probe(struct platform_device *op)
{
- struct platform_device *pdev;
- int rc;
+ struct device_node *np = op->dev.of_node;
+ struct device_node *platform_np;
+ struct snd_soc_card *card = &pcm030_card;
+ struct pcm030_audio_data *pdata;
+ int ret;
+ int i;
if (!of_machine_is_compatible("phytec,pcm030"))
return -ENODEV;
- pdev = platform_device_alloc("soc-audio", 1);
- if (!pdev) {
- pr_err("pcm030_fabric_init: platform_device_alloc() failed\n");
- return -ENODEV;
- }
+ pdata = devm_kzalloc(&op->dev, sizeof(struct pcm030_audio_data),
+ GFP_KERNEL);
+ if (!pdata)
+ return -ENOMEM;
+
+ card->dev = &op->dev;
+ platform_set_drvdata(op, pdata);
- platform_set_drvdata(pdev, &card);
+ pdata->card = card;
- rc = platform_device_add(pdev);
- if (rc) {
- pr_err("pcm030_fabric_init: platform_device_add() failed\n");
- platform_device_put(pdev);
+ platform_np = of_parse_phandle(np, "asoc-platform", 0);
+ if (!platform_np) {
+ dev_err(&op->dev, "ac97 not registered\n");
return -ENODEV;
}
- return 0;
+
+ for (i = 0; i < card->num_links; i++)
+ card->dai_link[i].platform_of_node = platform_np;
+
+ ret = request_module("snd-soc-wm9712");
+ if (ret)
+ dev_err(&op->dev, "request_module returned: %d\n", ret);
+
+ pdata->codec_device = platform_device_alloc("wm9712-codec", -1);
+ if (!pdata->codec_device)
+ dev_err(&op->dev, "platform_device_alloc() failed\n");
+
+ ret = platform_device_add(pdata->codec_device);
+ if (ret)
+ dev_err(&op->dev, "platform_device_add() failed: %d\n", ret);
+
+ ret = snd_soc_register_card(card);
+ if (ret)
+ dev_err(&op->dev, "snd_soc_register_card() failed: %d\n", ret);
+
+ return ret;
+}
+
+static int __devexit pcm030_fabric_remove(struct platform_device *op)
+{
+ struct pcm030_audio_data *pdata = platform_get_drvdata(op);
+ int ret;
+
+ ret = snd_soc_unregister_card(pdata->card);
+ platform_device_unregister(pdata->codec_device);
+
+ return ret;
}
-module_init(pcm030_fabric_init);
+static struct of_device_id pcm030_audio_match[] = {
+ { .compatible = "phytec,pcm030-audio-fabric", },
+ {}
+};
+MODULE_DEVICE_TABLE(of, pcm030_audio_match);
+
+static struct platform_driver pcm030_fabric_driver = {
+ .probe = pcm030_fabric_probe,
+ .remove = __devexit_p(pcm030_fabric_remove),
+ .driver = {
+ .name = DRV_NAME,
+ .owner = THIS_MODULE,
+ .of_match_table = pcm030_audio_match,
+ },
+};
+
+module_platform_driver(pcm030_fabric_driver);
MODULE_AUTHOR("Jon Smirl <jonsmirl@gmail.com>");