ARM: S3C64XX: Modified files for SPI consolidation work

As SPI platform devices are consolidated to plat-samsung, some
corresponding changes are required in the respective machine folder.
Setup files are added for SPI GPIO configurations and platform data
initialization.

Signed-off-by: Padmavathi Venna <padma.v@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/arch/arm/mach-s3c64xx/Kconfig b/arch/arm/mach-s3c64xx/Kconfig
index 5552e04..4388186 100644
--- a/arch/arm/mach-s3c64xx/Kconfig
+++ b/arch/arm/mach-s3c64xx/Kconfig
@@ -77,6 +77,11 @@
 	help
 	  Common setup code for S3C64XX SDHCI GPIO configurations
 
+config S3C64XX_SETUP_SPI
+	bool
+	help
+	 Common setup code for SPI GPIO configurations
+
 # S36400 Macchine support
 
 config MACH_SMDK6400