at91: rename rm9200ek and rm9200dk board file name

to be a few more concistant with the other boards

as ek is for evaluation kit and dk for development kit
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Andrew Victor <linux@maxim.org.za>

arch/arm/mach-at91/Makefile

@@ -24,8 +24,8 @@ obj-$(CONFIG_ARCH_AT91X40)	+= at91x40.o at91x40_time.o
 
 # AT91RM9200 board-specific support
 obj-$(CONFIG_MACH_ONEARM)	+= board-1arm.o
-obj-$(CONFIG_ARCH_AT91RM9200DK)	+= board-dk.o
-obj-$(CONFIG_MACH_AT91RM9200EK)	+= board-ek.o
+obj-$(CONFIG_ARCH_AT91RM9200DK)	+= board-rm9200dk.o
+obj-$(CONFIG_MACH_AT91RM9200EK)	+= board-rm9200ek.o
 obj-$(CONFIG_MACH_CSB337)	+= board-csb337.o
 obj-$(CONFIG_MACH_CSB637)	+= board-csb637.o
 obj-$(CONFIG_MACH_CARMEVA)	+= board-carmeva.o

arch/arm/mach-at91/board-dk.c → arch/arm/mach-at91/board-rm9200dk.c

 /*
- * linux/arch/arm/mach-at91/board-dk.c
+ * linux/arch/arm/mach-at91/board-rm9200dk.c
  *
  *  Copyright (C) 2005 SAN People
  *

arch/arm/mach-at91/board-ek.c → arch/arm/mach-at91/board-rm9200ek.c

 /*
- * linux/arch/arm/mach-at91/board-ek.c
+ * linux/arch/arm/mach-at91/board-rm9200ek.c
  *
  *  Copyright (C) 2005 SAN People
  *