Index: sys/arm/mv/mv_common.c
===================================================================
--- sys/arm/mv/mv_common.c
+++ sys/arm/mv/mv_common.c
@@ -2630,10 +2630,25 @@
 	}
 }
 
+static void
+fdt_fixup_cache_controller(phandle_t root)
+{
+	phandle_t sb;
+
+	/*
+	 * Simply add arm,io-coherent property to cache-controller
+	 */
+	if((sb = ofw_bus_find_compatible(root, "arm,pl310-cache")) != 0)
+		if (OF_setprop(sb, "arm,io-coherent", NULL, 0) >= 0)
+			return;
+	panic("Can't fixup Armada380 cache-controller\n");
+}
+
 struct fdt_fixup_entry fdt_fixup_table[] = {
 	{ "mrvl,DB-88F6281", &fdt_fixup_busfreq },
 	{ "mrvl,DB-78460", &fdt_fixup_busfreq },
 	{ "mrvl,DB-78460", &fdt_fixup_ranges },
+	{ "marvell,armada380", &fdt_fixup_cache_controller},
 	{ NULL, NULL }
 };