MIPI DSI host node can contain child nodes which are not DSI devices. Checking for existence of reg property can be used to distinguish such nodes.
Signed-off-by: Andrzej Hajda a.hajda@samsung.com --- drivers/gpu/drm/drm_mipi_dsi.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/drm_mipi_dsi.c b/drivers/gpu/drm/drm_mipi_dsi.c index b155ee2..09821f4 100644 --- a/drivers/gpu/drm/drm_mipi_dsi.c +++ b/drivers/gpu/drm/drm_mipi_dsi.c @@ -142,8 +142,12 @@ int mipi_dsi_host_register(struct mipi_dsi_host *host) { struct device_node *node;
- for_each_available_child_of_node(host->dev->of_node, node) + for_each_available_child_of_node(host->dev->of_node, node) { + /* skip nodes without reg property */ + if (!of_find_property(node, "reg", NULL)) + continue; of_mipi_dsi_device_add(host, node); + }
return 0; }