arm, at91: corvus: move MACH_TYPE to defconfig

move MACH_TYPE into defconfig

Signed-off-by: Heiko Schocher <hs@denx.de>

configs/corvus_defconfig

@@ -1,5 +1,5 @@
 CONFIG_SPL=y
-CONFIG_SYS_EXTRA_OPTIONS="AT91SAM9M10G45,SYS_USE_NANDFLASH"
+CONFIG_SYS_EXTRA_OPTIONS="AT91SAM9M10G45,MACH_TYPE=2066,SYS_USE_NANDFLASH"
 CONFIG_ARM=y
 CONFIG_ARCH_AT91=y
 CONFIG_TARGET_CORVUS=y

include/configs/corvus.h

@@ -16,9 +16,6 @@
 
 #include <asm/hardware.h>
 
-#define MACH_TYPE_CORVUS               2066
-
-#define CONFIG_MACH_TYPE		MACH_TYPE_CORVUS
 #define CONFIG_SYS_GENERIC_BOARD
 /*
  * Warning: changing CONFIG_SYS_TEXT_BASE requires