dm: core: parse chosen node

This is the node that would contain, for example, the framebuffer setup
by an earlier stage.

Signed-off-by: Rob Clark <robdclark@gmail.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/drivers/core/root.c b/drivers/core/root.c
index 976e2c4fdd9..36336b65b6c 100644
--- a/drivers/core/root.c
+++ b/drivers/core/root.c
@@ -266,6 +266,17 @@ static int dm_scan_fdt_node(struct udevice *parent, const void *blob,
 	for (offset = fdt_first_subnode(blob, offset);
 	     offset > 0;
 	     offset = fdt_next_subnode(blob, offset)) {
+		/* "chosen" node isn't a device itself but may contain some: */
+		if (!strcmp(fdt_get_name(blob, offset, NULL), "chosen")) {
+			pr_debug("parsing subnodes of \"chosen\"\n");
+
+			err = dm_scan_fdt_node(parent, blob, offset,
+					       pre_reloc_only);
+			if (err && !ret)
+				ret = err;
+			continue;
+		}
+
 		if (pre_reloc_only &&
 		    !dm_fdt_pre_reloc(blob, offset))
 			continue;