ARM: shmobile: sh73a0: Add smp ops to DT_MACHINE_START

This a board to be brought up with SMP enabled
without a board file present.
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/mach-shmobile/setup-sh73a0.c

@@ -919,6 +919,7 @@ static const char *sh73a0_boards_compat_dt[] __initdata = {
 };
 
 DT_MACHINE_START(SH73A0_DT, "Generic SH73A0 (Flattened Device Tree)")
+	.smp		= smp_ops(sh73a0_smp_ops),
 	.map_io		= sh73a0_map_io,
 	.init_early	= sh73a0_add_early_devices_dt,
 	.nr_irqs	= NR_IRQS_LEGACY,