ASoC: snappercl15: convert to use snd_soc_register_card()

Current method for machine driver to register with the ASoC core is to use
snd_soc_register_card() instead of creating a "soc-audio" platform device.

Signed-off-by: Mika Westerberg <mika.westerberg@iki.fi>
Reviewed-by: Ryan Mallon <rmallon@gmail.com>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/sound/soc/ep93xx/snappercl15.c b/sound/soc/ep93xx/snappercl15.c
index c8aa8a5..f74ac54 100644 (file)
--- a/sound/soc/ep93xx/snappercl15.c
+++ b/sound/soc/ep93xx/snappercl15.c
@@ -104,37 +104,56 @@ static struct snd_soc_card snd_soc_snappercl15 = {
        .num_links      = 1,
 };
 
-static struct platform_device *snappercl15_snd_device;
-
-static int __init snappercl15_init(void)
+static int __devinit snappercl15_probe(struct platform_device *pdev)
 {
+       struct snd_soc_card *card = &snd_soc_snappercl15;
        int ret;
 
-       if (!machine_is_snapper_cl15())
-               return -ENODEV;
-
        ret = ep93xx_i2s_acquire(EP93XX_SYSCON_DEVCFG_I2SONAC97,
                                 EP93XX_SYSCON_I2SCLKDIV_ORIDE |
                                 EP93XX_SYSCON_I2SCLKDIV_SPOL);
        if (ret)
                return ret;
 
-       snappercl15_snd_device = platform_device_alloc("soc-audio", -1);
-       if (!snappercl15_snd_device)
-               return -ENOMEM;
-       
-       platform_set_drvdata(snappercl15_snd_device, &snd_soc_snappercl15);
-       ret = platform_device_add(snappercl15_snd_device);
-       if (ret)
-               platform_device_put(snappercl15_snd_device);
+       card->dev = &pdev->dev;
+
+       ret = snd_soc_register_card(card);
+       if (ret) {
+               dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
+                       ret);
+               ep93xx_i2s_release();
+       }
 
        return ret;
 }
 
-static void __exit snappercl15_exit(void)
+static int __devexit snappercl15_remove(struct platform_device *pdev)
 {
-       platform_device_unregister(snappercl15_snd_device);
+       struct snd_soc_card *card = platform_get_drvdata(pdev);
+
+       snd_soc_unregister_card(card);
        ep93xx_i2s_release();
+
+       return 0;
+}
+
+static struct platform_driver snappercl15_driver = {
+       .driver         = {
+               .name   = "snappercl15-audio",
+               .owner  = THIS_MODULE,
+       },
+       .probe          = snappercl15_probe,
+       .remove         = __devexit_p(snappercl15_remove),
+};
+
+static int __init snappercl15_init(void)
+{
+       return platform_driver_register(&snappercl15_driver);
+}
+
+static void __exit snappercl15_exit(void)
+{
+       platform_driver_unregister(&snappercl15_driver);
 }
 
 module_init(snappercl15_init);
@@ -143,4 +162,4 @@ module_exit(snappercl15_exit);
 MODULE_AUTHOR("Ryan Mallon");
 MODULE_DESCRIPTION("ALSA SoC Snapper CL15");
 MODULE_LICENSE("GPL");
-
+MODULE_ALIAS("platform:snappercl15-audio");