ASoC: Samsung: Rename DMA device

Some Samsung SoCs have a PCM(DSP) controller. So the name
s3c24xx-pcm-audio for DMA driver is not very appropraite.
This patch moves :-
	s3c24xx-pcm-audio -> samsung-audio

Signed-off-by: Jassi Brar <jassi.brar@samsung.com>
Acked-by: Kukjin Kim <kgene.kim@samsung.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/s3c24xx/s3c-dma.c b/sound/soc/s3c24xx/s3c-dma.c
index 243f79b..19bcfa4 100644
--- a/sound/soc/s3c24xx/s3c-dma.c
+++ b/sound/soc/s3c24xx/s3c-dma.c
@@ -476,7 +476,7 @@
 
 static struct platform_driver s3c24xx_pcm_driver = {
 	.driver = {
-		.name = "s3c24xx-pcm-audio",
+		.name = "samsung-audio",
 		.owner = THIS_MODULE,
 	},
 
@@ -499,4 +499,4 @@
 MODULE_AUTHOR("Ben Dooks, <ben@simtec.co.uk>");
 MODULE_DESCRIPTION("Samsung S3C Audio DMA module");
 MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:s3c24xx-pcm-audio");
+MODULE_ALIAS("platform:samsung-audio");