alpha: drop unused Kconfig symbol

Signed-off-by: Paul Bolle <pebolle@tiscali.nl>
Reviewed-by: Matt Turner <mattst88@gmail.com>
Signed-off-by: Michal Marek <mmarek@suse.cz>
diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig
index 60cde53..c38c750 100644
--- a/arch/alpha/Kconfig
+++ b/arch/alpha/Kconfig
@@ -445,11 +445,6 @@
 	  Is this a machine based on the EV67 core?  If in doubt, select N here
 	  and the machine will be treated as an EV6.
 
-config ALPHA_EV7
-	bool
-	depends on ALPHA_MARVEL
-	default y
-
 config ALPHA_MCPCIA
 	bool
 	depends on ALPHA_RAWHIDE