[ARM] S3C64XX: add AHB_CON and SPCON register address definitions

Add the address definitions for S3C64XX_AHB_CONx and
SPCON registers for use in the PM code.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>

arch/arm/plat-s3c64xx/include/plat/regs-sys.h

@@ -17,6 +17,10 @@
 
 #define S3C_SYSREG(x)		(S3C_VA_SYS + (x))
 
+#define S3C64XX_AHB_CON0	S3C_SYSREG(0x100)
+#define S3C64XX_AHB_CON1	S3C_SYSREG(0x104)
+#define S3C64XX_AHB_CON2	S3C_SYSREG(0x108)
+
 #define S3C64XX_OTHERS		S3C_SYSREG(0x900)
 
 #define S3C64XX_OTHERS_USBMASK	(1 << 16)