diff mbox

[v3,02/12] drm/mipi_dsi: create dsi devices only for nodes with reg property

Message ID 1396007567-4015-3-git-send-email-a.hajda@samsung.com (mailing list archive)
State New, archived
Headers show

Commit Message

Andrzej Hajda March 28, 2014, 11:52 a.m. UTC
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(-)
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Patch

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;
 }