ARM: remove CONFIG_ARMV7 defines

Some (not all) of ARMv7 boards define CONFIG_ARMV7, which is useless.
Besides, it is never referenced.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Acked-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
diff --git a/include/configs/bcm28155_ap.h b/include/configs/bcm28155_ap.h
index bf09939..1045779 100644
--- a/include/configs/bcm28155_ap.h
+++ b/include/configs/bcm28155_ap.h
@@ -10,8 +10,7 @@
 #include <linux/sizes.h>
 #include <asm/arch/sysmap.h>
 
-/* Architecture, CPU, chip, mach, etc */
-#define CONFIG_ARMV7
+/* CPU, chip, mach, etc */
 #define CONFIG_KONA
 #define CONFIG_SKIP_LOWLEVEL_INIT
 #define CONFIG_SYS_GENERIC_BOARD