[ARM] 3858/1: S3C2412: power management code

Add S3C2412 power management code, and move the
core register saving in from s3c2412.c

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-s3c2410/Kconfig b/arch/arm/mach-s3c2410/Kconfig
index 458b36b..e50a73f 100644
--- a/arch/arm/mach-s3c2410/Kconfig
+++ b/arch/arm/mach-s3c2410/Kconfig
@@ -176,6 +176,13 @@
 		   !CPU_S3C2440 && !CPU_S3C2442 && CPU_S3C2412
 	default y if CPU_S3C2412
 
+config S3C2412_PM
+	bool
+	default y if PM
+	depends on CPU_S3C2412
+	help
+	  Internal config node to apply S3C2412 power management
+
 config CPU_S3C2412
 	bool
 	depends on ARCH_S3C2410