bus: ti-sysc: Warn about old dtb for dra7 and omap4/5

Let's warn if an old incomplete dtb is detected. We now assume the dtb
is complete and does not depend on the legacy platform data.
Signed-off-by: Tony Lindgren <tony@atomide.com>

drivers/bus/ti-sysc.c

@@ -2886,6 +2886,9 @@ static int sysc_init_soc(struct sysc *ddata)
 	switch (sysc_soc->soc) {
 	case SOC_AM3:
 	case SOC_AM4:
+	case SOC_4430 ... SOC_4470:
+	case SOC_5430:
+	case SOC_DRA7:
 		np = of_find_node_by_path("/ocp");
 		WARN_ONCE(np && of_device_is_compatible(np, "simple-bus"),
 			  "ti-sysc: Incomplete old dtb, please update\n");