arm: omap4+: Enable spl_early_init()

Enable spl_early_init() so that spl can use
DT very early during boot.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>

arch/arm/mach-omap2/hwinit-common.c

@@ -165,6 +165,7 @@ void early_system_init(void)
 	 * to prevent overwrites.
 	 */
 	save_omap_boot_params();
+	spl_early_init();
 #endif
 	do_board_detect();
 	vcores_init();