ARM : at91sam9x5 : Remove CONFIG_ARCH_CPU_INIT

Remove CONFIG_ARCH_CPU_INIT, no need it anymore

Signed-off-by: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>

include/configs/at91sam9x5ek.h

@@ -35,8 +35,6 @@
 #define CONFIG_AT91SAM9X5EK
 #define CONFIG_AT91FAMILY
 
-#define CONFIG_ARCH_CPU_INIT
-
 #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
 #define CONFIG_SETUP_MEMORY_TAGS
 #define CONFIG_INITRD_TAG