arm: at91 move board.h to arch/arm/mach-at91

as this is only used board old style board

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
diff --git a/arch/arm/mach-at91/board-sam9rlek.c b/arch/arm/mach-at91/board-sam9rlek.c
index fb89ea9..5693caf 100644
--- a/arch/arm/mach-at91/board-sam9rlek.c
+++ b/arch/arm/mach-at91/board-sam9rlek.c
@@ -30,11 +30,11 @@
 #include <asm/mach/irq.h>
 
 #include <mach/hardware.h>
-#include <mach/board.h>
 #include <mach/at91_aic.h>
 #include <mach/at91sam9_smc.h>
 #include <mach/at91_shdwc.h>
 
+#include "board.h"
 #include "sam9_smc.h"
 #include "generic.h"