mx6sl: Adjust fdt_addr to avoid address overlapping

Similarly as it was done on commit 6584a1b526 (ARM: mx6: Change the FDT loading
address to avoid overlaping), we need to adjust the fdt_addr in order to be
able to boot FSL 3.10 kernel.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Otavio Salvador <otavio@ossystems.com.br>

include/configs/mx6slevk.h

@@ -81,7 +81,7 @@
 	"fdt_high=0xffffffff\0" \
 	"initrd_high=0xffffffff\0" \
 	"fdt_file=imx6sl-evk.dtb\0" \
-	"fdt_addr=0x81000000\0" \
+	"fdt_addr=0x88000000\0" \
 	"boot_fdt=try\0" \
 	"ip_dyn=yes\0" \
 	"mmcdev=0\0" \