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[PATCHv2,04/27] OMAPDSS: add 'label' support for DT

Message ID 1387205794-32246-5-git-send-email-tomi.valkeinen@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

Tomi Valkeinen Dec. 16, 2013, 2:56 p.m. UTC 
Add support to get the label (i.e. a "nickname") for a display from the
DT data. If there is no label defined, use the display's alias (e.g.
'display0') as a name.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
---
 drivers/video/omap2/dss/display.c | 9 +++++++++
 1 file changed, 9 insertions(+)
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Patch

diff --git a/drivers/video/omap2/dss/display.c b/drivers/video/omap2/dss/display.c
index 669a81fdf58e..012ada38a29d 100644
--- a/drivers/video/omap2/dss/display.c
+++ b/drivers/video/omap2/dss/display.c
@@ -26,6 +26,7 @@ 
 #include <linux/module.h>
 #include <linux/jiffies.h>
 #include <linux/platform_device.h>
+#include <linux/of.h>
 
 #include <video/omapdss.h>
 #include "dss.h"
@@ -137,6 +138,14 @@  int omapdss_register_display(struct omap_dss_device *dssdev)
 	snprintf(dssdev->alias, sizeof(dssdev->alias),
 			"display%d", disp_num_counter++);
 
+	/* Use 'label' property for name, if it exists */
+	if (dssdev->dev->of_node)
+		of_property_read_string(dssdev->dev->of_node, "label",
+			&dssdev->name);
+
+	if (dssdev->name == NULL)
+		dssdev->name = dssdev->alias;
+
 	if (drv && drv->get_resolution == NULL)
 		drv->get_resolution = omapdss_default_get_resolution;
 	if (drv && drv->get_recommended_bpp == NULL)