[ARM] Make ARM_VIC_NR depend on ARM_VIC

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/common/Kconfig

@@ -7,6 +7,7 @@ config ARM_VIC
 config ARM_VIC_NR
 	int
 	default 2
+	depends on ARM_VIC
 	help
 	  The maximum number of VICs available in the system, for
 	  power management.