mx6cuboxi: don't disable fdt relocation

fdt_high value of 0xffffffff disables fdt relocation on boot. We don't
need that for Cubox-i/Hummingboard. Rely on generic code to find the
optimal fdt location at boot time.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
diff --git a/include/configs/mx6cuboxi.h b/include/configs/mx6cuboxi.h
index 6d47e28..a669036 100644
--- a/include/configs/mx6cuboxi.h
+++ b/include/configs/mx6cuboxi.h
@@ -66,7 +66,6 @@
 	"ramdisk_addr_r=0x13000000\0" \
 	"ramdiskaddr=0x13000000\0" \
 	"initrd_high=0xffffffff\0" \
-	"fdt_high=0xffffffff\0" \
 	"ip_dyn=yes\0" \
 	"console=" CONSOLE_DEV ",115200\0" \
 	"bootm_size=0x10000000\0" \