ARM: S3C64XX: Upgrade platform device for I2S

Add more information to I2S platform_devices in order to
prepare them for new controller driver.

Signed-off-by: Jassi Brar <jassi.brar@samsung.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/arch/arm/mach-s3c64xx/clock.c b/arch/arm/mach-s3c64xx/clock.c
index 7e03f0a..1c98d2f 100644
--- a/arch/arm/mach-s3c64xx/clock.c
+++ b/arch/arm/mach-s3c64xx/clock.c
@@ -695,7 +695,7 @@
 	}, {
 		.clk	= {
 			.name		= "audio-bus",
-			.id		= -1,  /* There's only one IISv4 port */
+			.id		= 2,
 			.ctrlbit        = S3C6410_CLKCON_SCLK_AUDIO2,
 			.enable		= s3c64xx_sclk_ctrl,
 		},