[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: NBen Dooks <ben-linux@fluff.org>
Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>

arch/arm/mach-s3c2410/Kconfig

@@ -9,6 +9,7 @@ config CPU_S3C2410
 	depends on ARCH_S3C2410
 	select S3C2410_CLOCK
 	select S3C2410_GPIO
+	select CPU_LLSERIAL_S3C2410
 	select S3C2410_PM if PM
 	help
 	  Support for S3C2410 and S3C2410A family from the S3C24XX line

arch/arm/mach-s3c2412/Kconfig

@@ -7,6 +7,7 @@
 config CPU_S3C2412
 	bool
 	depends on ARCH_S3C2410
+	select CPU_LLSERIAL_S3C2440
 	select S3C2412_PM if PM
 	select S3C2412_DMA if S3C2410_DMA
 	help

arch/arm/mach-s3c2440/Kconfig

@@ -12,6 +12,7 @@ config CPU_S3C2440
 	select S3C2410_GPIO
 	select S3C2440_DMA if S3C2410_DMA
 	select CPU_S3C244X
+	select CPU_LLSERIAL_S3C2440
 	help
 	  Support for S3C2440 Samsung Mobile CPU based systems.
 

arch/arm/mach-s3c2442/Kconfig

@@ -11,6 +11,7 @@ config CPU_S3C2442
 	select S3C2410_GPIO
 	select S3C2410_PM if PM
 	select CPU_S3C244X
+	select CPU_LLSERIAL_S3C2440
 	help
 	  Support for S3C2442 Samsung Mobile CPU based systems.
 

arch/arm/mach-s3c2443/Kconfig

@@ -8,6 +8,7 @@ config CPU_S3C2443
 	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
 

arch/arm/plat-s3c/Kconfig

@@ -12,6 +12,34 @@ config PLAT_S3C
 	help
 	  Base platform code for any Samsung S3C device
 
+# low-level serial option nodes
+
+config CPU_LLSERIAL_S3C2410_ONLY
+	bool
+	depends on ARCH_S3C2410
+	default y if CPU_LLSERIAL_S3C2410 && !CPU_LLSERIAL_S3C2440
+
+config CPU_LLSERIAL_S3C2440_ONLY
+	bool
+	depends on ARCH_S3C2410
+	default y if CPU_LLSERIAL_S3C2440 && !CPU_LLSERIAL_S3C2410
+
+config CPU_LLSERIAL_S3C2410
+	bool
+	depends on ARCH_S3C2410
+	help
+	  Selected if there is an S3C2410 (or register compatible) serial
+	  low-level implementation needed
+
+config CPU_LLSERIAL_S3C2440
+	bool
+	depends on ARCH_S3C2410
+	help
+	  Selected if there is an S3C2440 (or register compatible) serial
+	  low-level implementation needed
+
+# boot configurations
+
 comment "Boot options"
 
 config S3C2410_BOOT_WATCHDOG