sh: fix an SIU device name mismatch

Recent ASoC changes unified all PCM names, fix the platform code to match.
Signed-off-by: NGuennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>

arch/sh/kernel/cpu/sh4a/setup-sh7722.c

@@ -551,7 +551,7 @@ static struct resource siu_resources[] = {
 };
 
 static struct platform_device siu_device = {
-	.name		= "sh_siu",
+	.name		= "siu-pcm-audio",
 	.id		= -1,
 	.dev = {
 		.platform_data	= &siu_platform_data,