[ARM] S3C64XX: Common init code for S3C6400 and S3C6410

Add the common initialisation code for both the
S3C6400 and S3C6410, the UART registration.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
diff --git a/arch/arm/plat-s3c64xx/Kconfig b/arch/arm/plat-s3c64xx/Kconfig
index 14d6343..8ed2f7b 100644
--- a/arch/arm/plat-s3c64xx/Kconfig
+++ b/arch/arm/plat-s3c64xx/Kconfig
@@ -21,4 +21,10 @@
 
 # Configuration options shared by all S3C64XX implementations
 
+config CPU_S3C6400_INIT
+	bool
+	help
+	  Common initialisation code for the S3C6400 that is shared
+	  by other CPUs in the series, such as the S3C6410.
+
 endif