Add dummy Kconfig options for armv7

This adds a dummy config for ARMV7 for developing various
follow-up patches which rely on ARCH_ARMV7.

Change-Id: Id913054d916f41607d10ebc02aaf74082e14b554
Signed-off-by: Hung-Te Lin <hungte@chromium.org>
Signed-off-by: David Hendricks <dhendrix@chromium.org>
Reviewed-on: http://review.coreboot.org/1939
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Tested-by: build bot (Jenkins)

src/Kconfig

@@ -204,12 +204,20 @@ config ARCH_X86
 	bool
 	default n
 
+config ARCH_ARMV7
+	bool
+	default n
+
 # Warning: The file is included whether or not the if is here.
 # but the if controls how the evaluation occurs.
 if ARCH_X86
 source src/arch/x86/Kconfig
 endif
 
+if ARCH_ARMV7
+source src/arch/armv7/Kconfig
+endif
+
 menu "Chipset"
 
 comment "CPU"

src/arch/armv7/Kconfig

@@ -0,0 +1,3 @@
+menu "Architecture (armv7)"
+
+endmenu