dm: core: Ignore disabled devices when binding

We don't want to bind devices which should never be used.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Masahiro Yamada <yamada.m@jp.panasonic.com>

drivers/core/root.c

@@ -9,6 +9,7 @@
 
 #include <common.h>
 #include <errno.h>
+#include <fdtdec.h>
 #include <malloc.h>
 #include <libfdt.h>
 #include <dm/device.h>
@@ -92,6 +93,10 @@ int dm_scan_fdt_node(struct udevice *parent, const void *blob, int offset,
 		if (pre_reloc_only &&
 		    !fdt_getprop(blob, offset, "u-boot,dm-pre-reloc", NULL))
 			continue;
+		if (!fdtdec_get_is_enabled(blob, offset)) {
+			dm_dbg("   - ignoring disabled device\n");
+			continue;
+		}
 		err = lists_bind_fdt(parent, blob, offset, NULL);
 		if (err && !ret)
 			ret = err;