treewide: Simply conditions with the new OF_REAL

Use this new Kconfig to simplify the compilation conditions where
appropriate.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/include/dm/device.h b/include/dm/device.h
index ef6241b..68986dd 100644
--- a/include/dm/device.h
+++ b/include/dm/device.h
@@ -300,7 +300,7 @@
 	ulong data;
 };
 
-#if CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)
+#if CONFIG_IS_ENABLED(OF_REAL)
 #define of_match_ptr(_ptr)	(_ptr)
 #else
 #define of_match_ptr(_ptr)	NULL