Make Config.in targets for ARM chips look consistent

target/device/Arm/Config.in

@@ -1,3 +1,9 @@
+menuconfig	BR2_TARGET_ARM
+	bool "ARM Ltd. Device Support"
+	depends BR2_arm
+	default n
+
+if BR2_TARGET_ARM
 comment "Arm based Device Support"
 	depends BR2_arm
 
@@ -14,3 +20,4 @@ config BR2_TARGET_ARM_INTEGRATOR_926
 	  An ARM integrator 926 board for use with qemu.
 	  This one has an MMU.
 
+endif

target/device/Atmel/Config.in

@@ -1,5 +1,5 @@
 menuconfig BR2_TARGET_ATMEL
-	bool "Atmel Target"
+	bool "Atmel Device Support"
 	depends on BR2_arm || BR2_avr32
 	default n
 

target/device/Sharp/Config.in

@@ -1,9 +1,16 @@
+menuconfig BR2_TARGET_SHARP
+	bool "Sharp Device Support"
+	depends on BR2_arm
+	default n
+
+if BR2_TARGET_SHARP
 comment "Sharp Specific Device Support"
 	depends BR2_arm
-
+ 
 config BR2_TARGET_SHARP_LNODE80
 	bool "Board support for the LNode80 development board"
 	depends BR2_arm
 	default n
 	help
-	  Support for the LNode80 LH79520 based device
+	  Support for the LNode80 LH79520 based device
+endif