Revert "arm: Remove unregister MACH_TYPE_xxx uses"

This reverts commit 70b26cd057.

This is not a strict revert as it is easier to fix
board/atmark-techno/armadillo-800eva/armadillo-800eva.c to now the
correct name (same value) than to revert that change too.

Signed-off-by: Tom Rini <trini@konsulko.com>

board/Seagate/goflexhome/goflexhome.c

@@ -92,6 +92,11 @@ int board_early_init_f(void)
 
 int board_init(void)
 {
+	/*
+	 * arch number of board
+	 */
+	gd->bd->bi_arch_number = MACH_TYPE_GOFLEXHOME;
+
 	/* address of boot parameters */
 	gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;