[ARM] 4511/1: S3C: updated LLSERIAL Kconfig defines for CPU support

Update the Kconfig to create configuration options based on which
CPUs are supported for the low level serial code. This means that
the debug macros can be optimised for the type(s) of CPU that are
being used.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-s3c2443/Kconfig b/arch/arm/mach-s3c2443/Kconfig
index c649bb2..14252f5 100644
--- a/arch/arm/mach-s3c2443/Kconfig
+++ b/arch/arm/mach-s3c2443/Kconfig
@@ -8,6 +8,7 @@
 	bool
 	depends on ARCH_S3C2410
 	select S3C2443_DMA if S3C2410_DMA
+	select CPU_LLSERIAL_S3C2440
 	help
 	  Support for the S3C2443 SoC from the S3C24XX line