vision2: Place machine ID into board config

Let common code set the machine ID.

Cc: Stefano Babic <sbabic@denx.de>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Stefano Babic <sbabic@denx.de>
diff --git a/board/ttcontrol/vision2/vision2.c b/board/ttcontrol/vision2/vision2.c
index 17a2558..ebca7b6 100644
--- a/board/ttcontrol/vision2/vision2.c
+++ b/board/ttcontrol/vision2/vision2.c
@@ -653,7 +653,6 @@
 
 int board_init(void)
 {
-	gd->bd->bi_arch_number = MACH_TYPE_TTC_VISION2;	/* board id for linux */
 	/* address of boot parameters */
 	gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
 
diff --git a/include/configs/vision2.h b/include/configs/vision2.h
index b5c7357..d95c0ba 100644
--- a/include/configs/vision2.h
+++ b/include/configs/vision2.h
@@ -41,6 +41,8 @@
 #define CONFIG_INITRD_TAG
 #define BOARD_LATE_INIT
 
+#define CONFIG_MACH_TYPE	MACH_TYPE_TTC_VISION2
+
 /*
  * Size of malloc() pool
  */